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calibre-web/cps/static/js/libs/pdf.js
Ozzieisaacs 814ad87a42 Updated pdf viewer to 2.2.228 (#1184)
2020-02-09 17:02:47 +01:00

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/**
* @licstart The following is the entire license notice for the
* Javascript code in this page
*
* Copyright 2019 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @licend The above is the entire license notice for the
* Javascript code in this page
*/
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define("pdfjs-dist/build/pdf", [], factory);
else if(typeof exports === 'object')
exports["pdfjs-dist/build/pdf"] = factory();
else
root["pdfjs-dist/build/pdf"] = root.pdfjsLib = factory();
})(this, function() {
return /******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __w_pdfjs_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId]) {
/******/ return installedModules[moduleId].exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.l = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __w_pdfjs_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __w_pdfjs_require__.c = installedModules;
/******/
/******/ // define getter function for harmony exports
/******/ __w_pdfjs_require__.d = function(exports, name, getter) {
/******/ if(!__w_pdfjs_require__.o(exports, name)) {
/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter });
/******/ }
/******/ };
/******/
/******/ // define __esModule on exports
/******/ __w_pdfjs_require__.r = function(exports) {
/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
/******/ }
/******/ Object.defineProperty(exports, '__esModule', { value: true });
/******/ };
/******/
/******/ // create a fake namespace object
/******/ // mode & 1: value is a module id, require it
/******/ // mode & 2: merge all properties of value into the ns
/******/ // mode & 4: return value when already ns object
/******/ // mode & 8|1: behave like require
/******/ __w_pdfjs_require__.t = function(value, mode) {
/******/ if(mode & 1) value = __w_pdfjs_require__(value);
/******/ if(mode & 8) return value;
/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
/******/ var ns = Object.create(null);
/******/ __w_pdfjs_require__.r(ns);
/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __w_pdfjs_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
/******/ return ns;
/******/ };
/******/
/******/ // getDefaultExport function for compatibility with non-harmony modules
/******/ __w_pdfjs_require__.n = function(module) {
/******/ var getter = module && module.__esModule ?
/******/ function getDefault() { return module['default']; } :
/******/ function getModuleExports() { return module; };
/******/ __w_pdfjs_require__.d(getter, 'a', getter);
/******/ return getter;
/******/ };
/******/
/******/ // Object.prototype.hasOwnProperty.call
/******/ __w_pdfjs_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
/******/ // __webpack_public_path__
/******/ __w_pdfjs_require__.p = "";
/******/
/******/
/******/ // Load entry module and return exports
/******/ return __w_pdfjs_require__(__w_pdfjs_require__.s = 0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var pdfjsVersion = '2.2.228';
var pdfjsBuild = 'd7afb74a';
var pdfjsSharedUtil = __w_pdfjs_require__(1);
var pdfjsDisplayAPI = __w_pdfjs_require__(147);
var pdfjsDisplayTextLayer = __w_pdfjs_require__(162);
var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(163);
var pdfjsDisplayDisplayUtils = __w_pdfjs_require__(151);
var pdfjsDisplaySVG = __w_pdfjs_require__(164);
var pdfjsDisplayWorkerOptions = __w_pdfjs_require__(156);
var pdfjsDisplayAPICompatibility = __w_pdfjs_require__(153);
{
var isNodeJS = __w_pdfjs_require__(4);
if (isNodeJS()) {
var PDFNodeStream = __w_pdfjs_require__(165).PDFNodeStream;
pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) {
return new PDFNodeStream(params);
});
} else {
var PDFNetworkStream = __w_pdfjs_require__(168).PDFNetworkStream;
var PDFFetchStream;
if (pdfjsDisplayDisplayUtils.isFetchSupported()) {
PDFFetchStream = __w_pdfjs_require__(169).PDFFetchStream;
}
pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) {
if (PDFFetchStream && pdfjsDisplayDisplayUtils.isValidFetchUrl(params.url)) {
return new PDFFetchStream(params);
}
return new PDFNetworkStream(params);
});
}
}
exports.build = pdfjsDisplayAPI.build;
exports.version = pdfjsDisplayAPI.version;
exports.getDocument = pdfjsDisplayAPI.getDocument;
exports.LoopbackPort = pdfjsDisplayAPI.LoopbackPort;
exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport;
exports.PDFWorker = pdfjsDisplayAPI.PDFWorker;
exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer;
exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer;
exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability;
exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses;
exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException;
exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException;
exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics;
exports.NativeImageDecoding = pdfjsSharedUtil.NativeImageDecoding;
exports.CMapCompressionType = pdfjsSharedUtil.CMapCompressionType;
exports.PermissionFlag = pdfjsSharedUtil.PermissionFlag;
exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException;
exports.OPS = pdfjsSharedUtil.OPS;
exports.VerbosityLevel = pdfjsSharedUtil.VerbosityLevel;
exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES;
exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl;
exports.createObjectURL = pdfjsSharedUtil.createObjectURL;
exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters;
exports.shadow = pdfjsSharedUtil.shadow;
exports.Util = pdfjsSharedUtil.Util;
exports.ReadableStream = pdfjsSharedUtil.ReadableStream;
exports.URL = pdfjsSharedUtil.URL;
exports.RenderingCancelledException = pdfjsDisplayDisplayUtils.RenderingCancelledException;
exports.getFilenameFromUrl = pdfjsDisplayDisplayUtils.getFilenameFromUrl;
exports.LinkTarget = pdfjsDisplayDisplayUtils.LinkTarget;
exports.addLinkAttributes = pdfjsDisplayDisplayUtils.addLinkAttributes;
exports.loadScript = pdfjsDisplayDisplayUtils.loadScript;
exports.PDFDateString = pdfjsDisplayDisplayUtils.PDFDateString;
exports.GlobalWorkerOptions = pdfjsDisplayWorkerOptions.GlobalWorkerOptions;
exports.apiCompatibilityParams = pdfjsDisplayAPICompatibility.apiCompatibilityParams;
/***/ }),
/* 1 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.arrayByteLength = arrayByteLength;
exports.arraysToBytes = arraysToBytes;
exports.assert = assert;
exports.bytesToString = bytesToString;
exports.createPromiseCapability = createPromiseCapability;
exports.getVerbosityLevel = getVerbosityLevel;
exports.info = info;
exports.isArrayBuffer = isArrayBuffer;
exports.isArrayEqual = isArrayEqual;
exports.isBool = isBool;
exports.isEmptyObj = isEmptyObj;
exports.isNum = isNum;
exports.isString = isString;
exports.isSpace = isSpace;
exports.isSameOrigin = isSameOrigin;
exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
exports.isLittleEndian = isLittleEndian;
exports.isEvalSupported = isEvalSupported;
exports.log2 = log2;
exports.readInt8 = readInt8;
exports.readUint16 = readUint16;
exports.readUint32 = readUint32;
exports.removeNullCharacters = removeNullCharacters;
exports.setVerbosityLevel = setVerbosityLevel;
exports.shadow = shadow;
exports.string32 = string32;
exports.stringToBytes = stringToBytes;
exports.stringToPDFString = stringToPDFString;
exports.stringToUTF8String = stringToUTF8String;
exports.utf8StringToString = utf8StringToString;
exports.warn = warn;
exports.unreachable = unreachable;
Object.defineProperty(exports, "ReadableStream", {
enumerable: true,
get: function get() {
return _streams_polyfill.ReadableStream;
}
});
Object.defineProperty(exports, "URL", {
enumerable: true,
get: function get() {
return _url_polyfill.URL;
}
});
exports.createObjectURL = exports.FormatError = exports.Util = exports.UnknownErrorException = exports.UnexpectedResponseException = exports.TextRenderingMode = exports.StreamType = exports.PermissionFlag = exports.PasswordResponses = exports.PasswordException = exports.NativeImageDecoding = exports.MissingPDFException = exports.InvalidPDFException = exports.AbortException = exports.CMapCompressionType = exports.ImageKind = exports.FontType = exports.AnnotationType = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.UNSUPPORTED_FEATURES = exports.VerbosityLevel = exports.OPS = exports.IDENTITY_MATRIX = exports.FONT_IDENTITY_MATRIX = void 0;
__w_pdfjs_require__(2);
var _streams_polyfill = __w_pdfjs_require__(143);
var _url_polyfill = __w_pdfjs_require__(145);
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
var FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
var NativeImageDecoding = {
NONE: 'none',
DECODE: 'decode',
DISPLAY: 'display'
};
exports.NativeImageDecoding = NativeImageDecoding;
var PermissionFlag = {
PRINT: 0x04,
MODIFY_CONTENTS: 0x08,
COPY: 0x10,
MODIFY_ANNOTATIONS: 0x20,
FILL_INTERACTIVE_FORMS: 0x100,
COPY_FOR_ACCESSIBILITY: 0x200,
ASSEMBLE: 0x400,
PRINT_HIGH_QUALITY: 0x800
};
exports.PermissionFlag = PermissionFlag;
var TextRenderingMode = {
FILL: 0,
STROKE: 1,
FILL_STROKE: 2,
INVISIBLE: 3,
FILL_ADD_TO_PATH: 4,
STROKE_ADD_TO_PATH: 5,
FILL_STROKE_ADD_TO_PATH: 6,
ADD_TO_PATH: 7,
FILL_STROKE_MASK: 3,
ADD_TO_PATH_FLAG: 4
};
exports.TextRenderingMode = TextRenderingMode;
var ImageKind = {
GRAYSCALE_1BPP: 1,
RGB_24BPP: 2,
RGBA_32BPP: 3
};
exports.ImageKind = ImageKind;
var AnnotationType = {
TEXT: 1,
LINK: 2,
FREETEXT: 3,
LINE: 4,
SQUARE: 5,
CIRCLE: 6,
POLYGON: 7,
POLYLINE: 8,
HIGHLIGHT: 9,
UNDERLINE: 10,
SQUIGGLY: 11,
STRIKEOUT: 12,
STAMP: 13,
CARET: 14,
INK: 15,
POPUP: 16,
FILEATTACHMENT: 17,
SOUND: 18,
MOVIE: 19,
WIDGET: 20,
SCREEN: 21,
PRINTERMARK: 22,
TRAPNET: 23,
WATERMARK: 24,
THREED: 25,
REDACT: 26
};
exports.AnnotationType = AnnotationType;
var AnnotationFlag = {
INVISIBLE: 0x01,
HIDDEN: 0x02,
PRINT: 0x04,
NOZOOM: 0x08,
NOROTATE: 0x10,
NOVIEW: 0x20,
READONLY: 0x40,
LOCKED: 0x80,
TOGGLENOVIEW: 0x100,
LOCKEDCONTENTS: 0x200
};
exports.AnnotationFlag = AnnotationFlag;
var AnnotationFieldFlag = {
READONLY: 0x0000001,
REQUIRED: 0x0000002,
NOEXPORT: 0x0000004,
MULTILINE: 0x0001000,
PASSWORD: 0x0002000,
NOTOGGLETOOFF: 0x0004000,
RADIO: 0x0008000,
PUSHBUTTON: 0x0010000,
COMBO: 0x0020000,
EDIT: 0x0040000,
SORT: 0x0080000,
FILESELECT: 0x0100000,
MULTISELECT: 0x0200000,
DONOTSPELLCHECK: 0x0400000,
DONOTSCROLL: 0x0800000,
COMB: 0x1000000,
RICHTEXT: 0x2000000,
RADIOSINUNISON: 0x2000000,
COMMITONSELCHANGE: 0x4000000
};
exports.AnnotationFieldFlag = AnnotationFieldFlag;
var AnnotationBorderStyleType = {
SOLID: 1,
DASHED: 2,
BEVELED: 3,
INSET: 4,
UNDERLINE: 5
};
exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
var StreamType = {
UNKNOWN: 0,
FLATE: 1,
LZW: 2,
DCT: 3,
JPX: 4,
JBIG: 5,
A85: 6,
AHX: 7,
CCF: 8,
RL: 9
};
exports.StreamType = StreamType;
var FontType = {
UNKNOWN: 0,
TYPE1: 1,
TYPE1C: 2,
CIDFONTTYPE0: 3,
CIDFONTTYPE0C: 4,
TRUETYPE: 5,
CIDFONTTYPE2: 6,
TYPE3: 7,
OPENTYPE: 8,
TYPE0: 9,
MMTYPE1: 10
};
exports.FontType = FontType;
var VerbosityLevel = {
ERRORS: 0,
WARNINGS: 1,
INFOS: 5
};
exports.VerbosityLevel = VerbosityLevel;
var CMapCompressionType = {
NONE: 0,
BINARY: 1,
STREAM: 2
};
exports.CMapCompressionType = CMapCompressionType;
var OPS = {
dependency: 1,
setLineWidth: 2,
setLineCap: 3,
setLineJoin: 4,
setMiterLimit: 5,
setDash: 6,
setRenderingIntent: 7,
setFlatness: 8,
setGState: 9,
save: 10,
restore: 11,
transform: 12,
moveTo: 13,
lineTo: 14,
curveTo: 15,
curveTo2: 16,
curveTo3: 17,
closePath: 18,
rectangle: 19,
stroke: 20,
closeStroke: 21,
fill: 22,
eoFill: 23,
fillStroke: 24,
eoFillStroke: 25,
closeFillStroke: 26,
closeEOFillStroke: 27,
endPath: 28,
clip: 29,
eoClip: 30,
beginText: 31,
endText: 32,
setCharSpacing: 33,
setWordSpacing: 34,
setHScale: 35,
setLeading: 36,
setFont: 37,
setTextRenderingMode: 38,
setTextRise: 39,
moveText: 40,
setLeadingMoveText: 41,
setTextMatrix: 42,
nextLine: 43,
showText: 44,
showSpacedText: 45,
nextLineShowText: 46,
nextLineSetSpacingShowText: 47,
setCharWidth: 48,
setCharWidthAndBounds: 49,
setStrokeColorSpace: 50,
setFillColorSpace: 51,
setStrokeColor: 52,
setStrokeColorN: 53,
setFillColor: 54,
setFillColorN: 55,
setStrokeGray: 56,
setFillGray: 57,
setStrokeRGBColor: 58,
setFillRGBColor: 59,
setStrokeCMYKColor: 60,
setFillCMYKColor: 61,
shadingFill: 62,
beginInlineImage: 63,
beginImageData: 64,
endInlineImage: 65,
paintXObject: 66,
markPoint: 67,
markPointProps: 68,
beginMarkedContent: 69,
beginMarkedContentProps: 70,
endMarkedContent: 71,
beginCompat: 72,
endCompat: 73,
paintFormXObjectBegin: 74,
paintFormXObjectEnd: 75,
beginGroup: 76,
endGroup: 77,
beginAnnotations: 78,
endAnnotations: 79,
beginAnnotation: 80,
endAnnotation: 81,
paintJpegXObject: 82,
paintImageMaskXObject: 83,
paintImageMaskXObjectGroup: 84,
paintImageXObject: 85,
paintInlineImageXObject: 86,
paintInlineImageXObjectGroup: 87,
paintImageXObjectRepeat: 88,
paintImageMaskXObjectRepeat: 89,
paintSolidColorImageMask: 90,
constructPath: 91
};
exports.OPS = OPS;
var UNSUPPORTED_FEATURES = {
unknown: 'unknown',
forms: 'forms',
javaScript: 'javaScript',
smask: 'smask',
shadingPattern: 'shadingPattern',
font: 'font'
};
exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
var PasswordResponses = {
NEED_PASSWORD: 1,
INCORRECT_PASSWORD: 2
};
exports.PasswordResponses = PasswordResponses;
var verbosity = VerbosityLevel.WARNINGS;
function setVerbosityLevel(level) {
if (Number.isInteger(level)) {
verbosity = level;
}
}
function getVerbosityLevel() {
return verbosity;
}
function info(msg) {
if (verbosity >= VerbosityLevel.INFOS) {
console.log('Info: ' + msg);
}
}
function warn(msg) {
if (verbosity >= VerbosityLevel.WARNINGS) {
console.log('Warning: ' + msg);
}
}
function unreachable(msg) {
throw new Error(msg);
}
function assert(cond, msg) {
if (!cond) {
unreachable(msg);
}
}
function isSameOrigin(baseUrl, otherUrl) {
try {
var base = new _url_polyfill.URL(baseUrl);
if (!base.origin || base.origin === 'null') {
return false;
}
} catch (e) {
return false;
}
var other = new _url_polyfill.URL(otherUrl, base);
return base.origin === other.origin;
}
function _isValidProtocol(url) {
if (!url) {
return false;
}
switch (url.protocol) {
case 'http:':
case 'https:':
case 'ftp:':
case 'mailto:':
case 'tel:':
return true;
default:
return false;
}
}
function createValidAbsoluteUrl(url, baseUrl) {
if (!url) {
return null;
}
try {
var absoluteUrl = baseUrl ? new _url_polyfill.URL(url, baseUrl) : new _url_polyfill.URL(url);
if (_isValidProtocol(absoluteUrl)) {
return absoluteUrl;
}
} catch (ex) {}
return null;
}
function shadow(obj, prop, value) {
Object.defineProperty(obj, prop, {
value: value,
enumerable: true,
configurable: true,
writable: false
});
return value;
}
var PasswordException = function PasswordExceptionClosure() {
function PasswordException(msg, code) {
this.name = 'PasswordException';
this.message = msg;
this.code = code;
}
PasswordException.prototype = new Error();
PasswordException.constructor = PasswordException;
return PasswordException;
}();
exports.PasswordException = PasswordException;
var UnknownErrorException = function UnknownErrorExceptionClosure() {
function UnknownErrorException(msg, details) {
this.name = 'UnknownErrorException';
this.message = msg;
this.details = details;
}
UnknownErrorException.prototype = new Error();
UnknownErrorException.constructor = UnknownErrorException;
return UnknownErrorException;
}();
exports.UnknownErrorException = UnknownErrorException;
var InvalidPDFException = function InvalidPDFExceptionClosure() {
function InvalidPDFException(msg) {
this.name = 'InvalidPDFException';
this.message = msg;
}
InvalidPDFException.prototype = new Error();
InvalidPDFException.constructor = InvalidPDFException;
return InvalidPDFException;
}();
exports.InvalidPDFException = InvalidPDFException;
var MissingPDFException = function MissingPDFExceptionClosure() {
function MissingPDFException(msg) {
this.name = 'MissingPDFException';
this.message = msg;
}
MissingPDFException.prototype = new Error();
MissingPDFException.constructor = MissingPDFException;
return MissingPDFException;
}();
exports.MissingPDFException = MissingPDFException;
var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() {
function UnexpectedResponseException(msg, status) {
this.name = 'UnexpectedResponseException';
this.message = msg;
this.status = status;
}
UnexpectedResponseException.prototype = new Error();
UnexpectedResponseException.constructor = UnexpectedResponseException;
return UnexpectedResponseException;
}();
exports.UnexpectedResponseException = UnexpectedResponseException;
var FormatError = function FormatErrorClosure() {
function FormatError(msg) {
this.message = msg;
}
FormatError.prototype = new Error();
FormatError.prototype.name = 'FormatError';
FormatError.constructor = FormatError;
return FormatError;
}();
exports.FormatError = FormatError;
var AbortException = function AbortExceptionClosure() {
function AbortException(msg) {
this.name = 'AbortException';
this.message = msg;
}
AbortException.prototype = new Error();
AbortException.constructor = AbortException;
return AbortException;
}();
exports.AbortException = AbortException;
var NullCharactersRegExp = /\x00/g;
function removeNullCharacters(str) {
if (typeof str !== 'string') {
warn('The argument for removeNullCharacters must be a string.');
return str;
}
return str.replace(NullCharactersRegExp, '');
}
function bytesToString(bytes) {
assert(bytes !== null && _typeof(bytes) === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
var length = bytes.length;
var MAX_ARGUMENT_COUNT = 8192;
if (length < MAX_ARGUMENT_COUNT) {
return String.fromCharCode.apply(null, bytes);
}
var strBuf = [];
for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
var chunk = bytes.subarray(i, chunkEnd);
strBuf.push(String.fromCharCode.apply(null, chunk));
}
return strBuf.join('');
}
function stringToBytes(str) {
assert(typeof str === 'string', 'Invalid argument for stringToBytes');
var length = str.length;
var bytes = new Uint8Array(length);
for (var i = 0; i < length; ++i) {
bytes[i] = str.charCodeAt(i) & 0xFF;
}
return bytes;
}
function arrayByteLength(arr) {
if (arr.length !== undefined) {
return arr.length;
}
assert(arr.byteLength !== undefined);
return arr.byteLength;
}
function arraysToBytes(arr) {
if (arr.length === 1 && arr[0] instanceof Uint8Array) {
return arr[0];
}
var resultLength = 0;
var i,
ii = arr.length;
var item, itemLength;
for (i = 0; i < ii; i++) {
item = arr[i];
itemLength = arrayByteLength(item);
resultLength += itemLength;
}
var pos = 0;
var data = new Uint8Array(resultLength);
for (i = 0; i < ii; i++) {
item = arr[i];
if (!(item instanceof Uint8Array)) {
if (typeof item === 'string') {
item = stringToBytes(item);
} else {
item = new Uint8Array(item);
}
}
itemLength = item.byteLength;
data.set(item, pos);
pos += itemLength;
}
return data;
}
function string32(value) {
return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
}
function log2(x) {
if (x <= 0) {
return 0;
}
return Math.ceil(Math.log2(x));
}
function readInt8(data, start) {
return data[start] << 24 >> 24;
}
function readUint16(data, offset) {
return data[offset] << 8 | data[offset + 1];
}
function readUint32(data, offset) {
return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
}
function isLittleEndian() {
var buffer8 = new Uint8Array(4);
buffer8[0] = 1;
var view32 = new Uint32Array(buffer8.buffer, 0, 1);
return view32[0] === 1;
}
function isEvalSupported() {
try {
new Function('');
return true;
} catch (e) {
return false;
}
}
var Util = function UtilClosure() {
function Util() {}
var rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')'];
Util.makeCssRgb = function Util_makeCssRgb(r, g, b) {
rgbBuf[1] = r;
rgbBuf[3] = g;
rgbBuf[5] = b;
return rgbBuf.join('');
};
Util.transform = function Util_transform(m1, m2) {
return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]];
};
Util.applyTransform = function Util_applyTransform(p, m) {
var xt = p[0] * m[0] + p[1] * m[2] + m[4];
var yt = p[0] * m[1] + p[1] * m[3] + m[5];
return [xt, yt];
};
Util.applyInverseTransform = function Util_applyInverseTransform(p, m) {
var d = m[0] * m[3] - m[1] * m[2];
var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
return [xt, yt];
};
Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) {
var p1 = Util.applyTransform(r, m);
var p2 = Util.applyTransform(r.slice(2, 4), m);
var p3 = Util.applyTransform([r[0], r[3]], m);
var p4 = Util.applyTransform([r[2], r[1]], m);
return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])];
};
Util.inverseTransform = function Util_inverseTransform(m) {
var d = m[0] * m[3] - m[1] * m[2];
return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
};
Util.apply3dTransform = function Util_apply3dTransform(m, v) {
return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]];
};
Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) {
var transpose = [m[0], m[2], m[1], m[3]];
var a = m[0] * transpose[0] + m[1] * transpose[2];
var b = m[0] * transpose[1] + m[1] * transpose[3];
var c = m[2] * transpose[0] + m[3] * transpose[2];
var d = m[2] * transpose[1] + m[3] * transpose[3];
var first = (a + d) / 2;
var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
var sx = first + second || 1;
var sy = first - second || 1;
return [Math.sqrt(sx), Math.sqrt(sy)];
};
Util.normalizeRect = function Util_normalizeRect(rect) {
var r = rect.slice(0);
if (rect[0] > rect[2]) {
r[0] = rect[2];
r[2] = rect[0];
}
if (rect[1] > rect[3]) {
r[1] = rect[3];
r[3] = rect[1];
}
return r;
};
Util.intersect = function Util_intersect(rect1, rect2) {
function compare(a, b) {
return a - b;
}
var orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare),
orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare),
result = [];
rect1 = Util.normalizeRect(rect1);
rect2 = Util.normalizeRect(rect2);
if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
result[0] = orderedX[1];
result[2] = orderedX[2];
} else {
return false;
}
if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
result[1] = orderedY[1];
result[3] = orderedY[2];
} else {
return false;
}
return result;
};
return Util;
}();
exports.Util = Util;
var PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C, 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC];
function stringToPDFString(str) {
var i,
n = str.length,
strBuf = [];
if (str[0] === '\xFE' && str[1] === '\xFF') {
for (i = 2; i < n; i += 2) {
strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
}
} else {
for (i = 0; i < n; ++i) {
var code = PDFStringTranslateTable[str.charCodeAt(i)];
strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
}
}
return strBuf.join('');
}
function stringToUTF8String(str) {
return decodeURIComponent(escape(str));
}
function utf8StringToString(str) {
return unescape(encodeURIComponent(str));
}
function isEmptyObj(obj) {
for (var key in obj) {
return false;
}
return true;
}
function isBool(v) {
return typeof v === 'boolean';
}
function isNum(v) {
return typeof v === 'number';
}
function isString(v) {
return typeof v === 'string';
}
function isArrayBuffer(v) {
return _typeof(v) === 'object' && v !== null && v.byteLength !== undefined;
}
function isArrayEqual(arr1, arr2) {
if (arr1.length !== arr2.length) {
return false;
}
return arr1.every(function (element, index) {
return element === arr2[index];
});
}
function isSpace(ch) {
return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
}
function createPromiseCapability() {
var capability = Object.create(null);
var isSettled = false;
Object.defineProperty(capability, 'settled', {
get: function get() {
return isSettled;
}
});
capability.promise = new Promise(function (resolve, reject) {
capability.resolve = function (data) {
isSettled = true;
resolve(data);
};
capability.reject = function (reason) {
isSettled = true;
reject(reason);
};
});
return capability;
}
var createObjectURL = function createObjectURLClosure() {
var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
return function createObjectURL(data, contentType) {
var forceDataSchema = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
if (!forceDataSchema && _url_polyfill.URL.createObjectURL) {
var blob = new Blob([data], {
type: contentType
});
return _url_polyfill.URL.createObjectURL(blob);
}
var buffer = 'data:' + contentType + ';base64,';
for (var i = 0, ii = data.length; i < ii; i += 3) {
var b1 = data[i] & 0xFF;
var b2 = data[i + 1] & 0xFF;
var b3 = data[i + 2] & 0xFF;
var d1 = b1 >> 2,
d2 = (b1 & 3) << 4 | b2 >> 4;
var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
var d4 = i + 2 < ii ? b3 & 0x3F : 64;
buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
}
return buffer;
};
}();
exports.createObjectURL = createObjectURL;
/***/ }),
/* 2 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var globalScope = __w_pdfjs_require__(3);
if (!globalScope._pdfjsCompatibilityChecked) {
globalScope._pdfjsCompatibilityChecked = true;
var isNodeJS = __w_pdfjs_require__(4);
var hasDOM = (typeof window === "undefined" ? "undefined" : _typeof(window)) === 'object' && (typeof document === "undefined" ? "undefined" : _typeof(document)) === 'object';
(function checkNodeBtoa() {
if (globalScope.btoa || !isNodeJS()) {
return;
}
globalScope.btoa = function (chars) {
return Buffer.from(chars, 'binary').toString('base64');
};
})();
(function checkNodeAtob() {
if (globalScope.atob || !isNodeJS()) {
return;
}
globalScope.atob = function (input) {
return Buffer.from(input, 'base64').toString('binary');
};
})();
(function checkChildNodeRemove() {
if (!hasDOM) {
return;
}
if (typeof Element.prototype.remove !== 'undefined') {
return;
}
Element.prototype.remove = function () {
if (this.parentNode) {
this.parentNode.removeChild(this);
}
};
})();
(function checkDOMTokenListAddRemove() {
if (!hasDOM || isNodeJS()) {
return;
}
var div = document.createElement('div');
div.classList.add('testOne', 'testTwo');
if (div.classList.contains('testOne') === true && div.classList.contains('testTwo') === true) {
return;
}
var OriginalDOMTokenListAdd = DOMTokenList.prototype.add;
var OriginalDOMTokenListRemove = DOMTokenList.prototype.remove;
DOMTokenList.prototype.add = function () {
for (var _len = arguments.length, tokens = new Array(_len), _key = 0; _key < _len; _key++) {
tokens[_key] = arguments[_key];
}
for (var _i = 0, _tokens = tokens; _i < _tokens.length; _i++) {
var token = _tokens[_i];
OriginalDOMTokenListAdd.call(this, token);
}
};
DOMTokenList.prototype.remove = function () {
for (var _len2 = arguments.length, tokens = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
tokens[_key2] = arguments[_key2];
}
for (var _i2 = 0, _tokens2 = tokens; _i2 < _tokens2.length; _i2++) {
var token = _tokens2[_i2];
OriginalDOMTokenListRemove.call(this, token);
}
};
})();
(function checkDOMTokenListToggle() {
if (!hasDOM || isNodeJS()) {
return;
}
var div = document.createElement('div');
if (div.classList.toggle('test', 0) === false) {
return;
}
DOMTokenList.prototype.toggle = function (token) {
var force = arguments.length > 1 ? !!arguments[1] : !this.contains(token);
return this[force ? 'add' : 'remove'](token), force;
};
})();
(function checkStringStartsWith() {
if (String.prototype.startsWith) {
return;
}
__w_pdfjs_require__(5);
})();
(function checkStringEndsWith() {
if (String.prototype.endsWith) {
return;
}
__w_pdfjs_require__(36);
})();
(function checkStringIncludes() {
if (String.prototype.includes) {
return;
}
__w_pdfjs_require__(38);
})();
(function checkArrayIncludes() {
if (Array.prototype.includes) {
return;
}
__w_pdfjs_require__(40);
})();
(function checkArrayFrom() {
if (Array.from) {
return;
}
__w_pdfjs_require__(47);
})();
(function checkObjectAssign() {
if (Object.assign) {
return;
}
__w_pdfjs_require__(70);
})();
(function checkMathLog2() {
if (Math.log2) {
return;
}
Math.log2 = __w_pdfjs_require__(75);
})();
(function checkNumberIsNaN() {
if (Number.isNaN) {
return;
}
Number.isNaN = __w_pdfjs_require__(77);
})();
(function checkNumberIsInteger() {
if (Number.isInteger) {
return;
}
Number.isInteger = __w_pdfjs_require__(79);
})();
(function checkPromise() {
if (globalScope.Promise && globalScope.Promise.prototype && globalScope.Promise.prototype["finally"]) {
return;
}
globalScope.Promise = __w_pdfjs_require__(82);
})();
(function checkWeakMap() {
if (globalScope.WeakMap) {
return;
}
globalScope.WeakMap = __w_pdfjs_require__(102);
})();
(function checkWeakSet() {
if (globalScope.WeakSet) {
return;
}
globalScope.WeakSet = __w_pdfjs_require__(119);
})();
(function checkStringCodePointAt() {
if (String.codePointAt) {
return;
}
String.codePointAt = __w_pdfjs_require__(123);
})();
(function checkStringFromCodePoint() {
if (String.fromCodePoint) {
return;
}
String.fromCodePoint = __w_pdfjs_require__(125);
})();
(function checkSymbol() {
if (globalScope.Symbol) {
return;
}
__w_pdfjs_require__(127);
})();
(function checkStringPadStart() {
if (String.prototype.padStart) {
return;
}
__w_pdfjs_require__(134);
})();
(function checkStringPadEnd() {
if (String.prototype.padEnd) {
return;
}
__w_pdfjs_require__(138);
})();
(function checkObjectValues() {
if (Object.values) {
return;
}
Object.values = __w_pdfjs_require__(140);
})();
}
/***/ }),
/* 3 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = typeof window !== 'undefined' && window.Math === Math ? window : typeof global !== 'undefined' && global.Math === Math ? global : typeof self !== 'undefined' && self.Math === Math ? self : {};
/***/ }),
/* 4 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
module.exports = function isNodeJS() {
return (typeof process === "undefined" ? "undefined" : _typeof(process)) === 'object' && process + '' === '[object process]' && !process.versions['nw'] && !process.versions['electron'];
};
/***/ }),
/* 5 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(6);
module.exports = __w_pdfjs_require__(9).String.startsWith;
/***/ }),
/* 6 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var toLength = __w_pdfjs_require__(28);
var context = __w_pdfjs_require__(30);
var STARTS_WITH = 'startsWith';
var $startsWith = ''[STARTS_WITH];
$export($export.P + $export.F * __w_pdfjs_require__(35)(STARTS_WITH), 'String', {
startsWith: function startsWith(searchString) {
var that = context(this, searchString, STARTS_WITH);
var index = toLength(Math.min(arguments.length > 1 ? arguments[1] : undefined, that.length));
var search = String(searchString);
return $startsWith ? $startsWith.call(that, search, index) : that.slice(index, index + search.length) === search;
}
});
/***/ }),
/* 7 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var core = __w_pdfjs_require__(9);
var hide = __w_pdfjs_require__(10);
var redefine = __w_pdfjs_require__(20);
var ctx = __w_pdfjs_require__(26);
var PROTOTYPE = 'prototype';
var $export = function $export(type, name, source) {
var IS_FORCED = type & $export.F;
var IS_GLOBAL = type & $export.G;
var IS_STATIC = type & $export.S;
var IS_PROTO = type & $export.P;
var IS_BIND = type & $export.B;
var target = IS_GLOBAL ? global : IS_STATIC ? global[name] || (global[name] = {}) : (global[name] || {})[PROTOTYPE];
var exports = IS_GLOBAL ? core : core[name] || (core[name] = {});
var expProto = exports[PROTOTYPE] || (exports[PROTOTYPE] = {});
var key, own, out, exp;
if (IS_GLOBAL) source = name;
for (key in source) {
own = !IS_FORCED && target && target[key] !== undefined;
out = (own ? target : source)[key];
exp = IS_BIND && own ? ctx(out, global) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out;
if (target) redefine(target, key, out, type & $export.U);
if (exports[key] != out) hide(exports, key, exp);
if (IS_PROTO && expProto[key] != out) expProto[key] = out;
}
};
global.core = core;
$export.F = 1;
$export.G = 2;
$export.S = 4;
$export.P = 8;
$export.B = 16;
$export.W = 32;
$export.U = 64;
$export.R = 128;
module.exports = $export;
/***/ }),
/* 8 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = module.exports = typeof window != 'undefined' && window.Math == Math ? window : typeof self != 'undefined' && self.Math == Math ? self : Function('return this')();
if (typeof __g == 'number') __g = global;
/***/ }),
/* 9 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var core = module.exports = {
version: '2.6.9'
};
if (typeof __e == 'number') __e = core;
/***/ }),
/* 10 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var dP = __w_pdfjs_require__(11);
var createDesc = __w_pdfjs_require__(19);
module.exports = __w_pdfjs_require__(15) ? function (object, key, value) {
return dP.f(object, key, createDesc(1, value));
} : function (object, key, value) {
object[key] = value;
return object;
};
/***/ }),
/* 11 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var anObject = __w_pdfjs_require__(12);
var IE8_DOM_DEFINE = __w_pdfjs_require__(14);
var toPrimitive = __w_pdfjs_require__(18);
var dP = Object.defineProperty;
exports.f = __w_pdfjs_require__(15) ? Object.defineProperty : function defineProperty(O, P, Attributes) {
anObject(O);
P = toPrimitive(P, true);
anObject(Attributes);
if (IE8_DOM_DEFINE) try {
return dP(O, P, Attributes);
} catch (e) {}
if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!');
if ('value' in Attributes) O[P] = Attributes.value;
return O;
};
/***/ }),
/* 12 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
module.exports = function (it) {
if (!isObject(it)) throw TypeError(it + ' is not an object!');
return it;
};
/***/ }),
/* 13 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
module.exports = function (it) {
return _typeof(it) === 'object' ? it !== null : typeof it === 'function';
};
/***/ }),
/* 14 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = !__w_pdfjs_require__(15) && !__w_pdfjs_require__(16)(function () {
return Object.defineProperty(__w_pdfjs_require__(17)('div'), 'a', {
get: function get() {
return 7;
}
}).a != 7;
});
/***/ }),
/* 15 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = !__w_pdfjs_require__(16)(function () {
return Object.defineProperty({}, 'a', {
get: function get() {
return 7;
}
}).a != 7;
});
/***/ }),
/* 16 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (exec) {
try {
return !!exec();
} catch (e) {
return true;
}
};
/***/ }),
/* 17 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
var document = __w_pdfjs_require__(8).document;
var is = isObject(document) && isObject(document.createElement);
module.exports = function (it) {
return is ? document.createElement(it) : {};
};
/***/ }),
/* 18 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
module.exports = function (it, S) {
if (!isObject(it)) return it;
var fn, val;
if (S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
if (typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it))) return val;
if (!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
throw TypeError("Can't convert object to primitive value");
};
/***/ }),
/* 19 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (bitmap, value) {
return {
enumerable: !(bitmap & 1),
configurable: !(bitmap & 2),
writable: !(bitmap & 4),
value: value
};
};
/***/ }),
/* 20 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var hide = __w_pdfjs_require__(10);
var has = __w_pdfjs_require__(21);
var SRC = __w_pdfjs_require__(22)('src');
var $toString = __w_pdfjs_require__(23);
var TO_STRING = 'toString';
var TPL = ('' + $toString).split(TO_STRING);
__w_pdfjs_require__(9).inspectSource = function (it) {
return $toString.call(it);
};
(module.exports = function (O, key, val, safe) {
var isFunction = typeof val == 'function';
if (isFunction) has(val, 'name') || hide(val, 'name', key);
if (O[key] === val) return;
if (isFunction) has(val, SRC) || hide(val, SRC, O[key] ? '' + O[key] : TPL.join(String(key)));
if (O === global) {
O[key] = val;
} else if (!safe) {
delete O[key];
hide(O, key, val);
} else if (O[key]) {
O[key] = val;
} else {
hide(O, key, val);
}
})(Function.prototype, TO_STRING, function toString() {
return typeof this == 'function' && this[SRC] || $toString.call(this);
});
/***/ }),
/* 21 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var hasOwnProperty = {}.hasOwnProperty;
module.exports = function (it, key) {
return hasOwnProperty.call(it, key);
};
/***/ }),
/* 22 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var id = 0;
var px = Math.random();
module.exports = function (key) {
return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36));
};
/***/ }),
/* 23 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = __w_pdfjs_require__(24)('native-function-to-string', Function.toString);
/***/ }),
/* 24 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var core = __w_pdfjs_require__(9);
var global = __w_pdfjs_require__(8);
var SHARED = '__core-js_shared__';
var store = global[SHARED] || (global[SHARED] = {});
(module.exports = function (key, value) {
return store[key] || (store[key] = value !== undefined ? value : {});
})('versions', []).push({
version: core.version,
mode: __w_pdfjs_require__(25) ? 'pure' : 'global',
copyright: '© 2019 Denis Pushkarev (zloirock.ru)'
});
/***/ }),
/* 25 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = false;
/***/ }),
/* 26 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var aFunction = __w_pdfjs_require__(27);
module.exports = function (fn, that, length) {
aFunction(fn);
if (that === undefined) return fn;
switch (length) {
case 1:
return function (a) {
return fn.call(that, a);
};
case 2:
return function (a, b) {
return fn.call(that, a, b);
};
case 3:
return function (a, b, c) {
return fn.call(that, a, b, c);
};
}
return function () {
return fn.apply(that, arguments);
};
};
/***/ }),
/* 27 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (it) {
if (typeof it != 'function') throw TypeError(it + ' is not a function!');
return it;
};
/***/ }),
/* 28 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var toInteger = __w_pdfjs_require__(29);
var min = Math.min;
module.exports = function (it) {
return it > 0 ? min(toInteger(it), 0x1fffffffffffff) : 0;
};
/***/ }),
/* 29 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var ceil = Math.ceil;
var floor = Math.floor;
module.exports = function (it) {
return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it);
};
/***/ }),
/* 30 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isRegExp = __w_pdfjs_require__(31);
var defined = __w_pdfjs_require__(34);
module.exports = function (that, searchString, NAME) {
if (isRegExp(searchString)) throw TypeError('String#' + NAME + " doesn't accept regex!");
return String(defined(that));
};
/***/ }),
/* 31 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
var cof = __w_pdfjs_require__(32);
var MATCH = __w_pdfjs_require__(33)('match');
module.exports = function (it) {
var isRegExp;
return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : cof(it) == 'RegExp');
};
/***/ }),
/* 32 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var toString = {}.toString;
module.exports = function (it) {
return toString.call(it).slice(8, -1);
};
/***/ }),
/* 33 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var store = __w_pdfjs_require__(24)('wks');
var uid = __w_pdfjs_require__(22);
var _Symbol = __w_pdfjs_require__(8).Symbol;
var USE_SYMBOL = typeof _Symbol == 'function';
var $exports = module.exports = function (name) {
return store[name] || (store[name] = USE_SYMBOL && _Symbol[name] || (USE_SYMBOL ? _Symbol : uid)('Symbol.' + name));
};
$exports.store = store;
/***/ }),
/* 34 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (it) {
if (it == undefined) throw TypeError("Can't call method on " + it);
return it;
};
/***/ }),
/* 35 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var MATCH = __w_pdfjs_require__(33)('match');
module.exports = function (KEY) {
var re = /./;
try {
'/./'[KEY](re);
} catch (e) {
try {
re[MATCH] = false;
return !'/./'[KEY](re);
} catch (f) {}
}
return true;
};
/***/ }),
/* 36 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(37);
module.exports = __w_pdfjs_require__(9).String.endsWith;
/***/ }),
/* 37 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var toLength = __w_pdfjs_require__(28);
var context = __w_pdfjs_require__(30);
var ENDS_WITH = 'endsWith';
var $endsWith = ''[ENDS_WITH];
$export($export.P + $export.F * __w_pdfjs_require__(35)(ENDS_WITH), 'String', {
endsWith: function endsWith(searchString) {
var that = context(this, searchString, ENDS_WITH);
var endPosition = arguments.length > 1 ? arguments[1] : undefined;
var len = toLength(that.length);
var end = endPosition === undefined ? len : Math.min(toLength(endPosition), len);
var search = String(searchString);
return $endsWith ? $endsWith.call(that, search, end) : that.slice(end - search.length, end) === search;
}
});
/***/ }),
/* 38 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(39);
module.exports = __w_pdfjs_require__(9).String.includes;
/***/ }),
/* 39 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var context = __w_pdfjs_require__(30);
var INCLUDES = 'includes';
$export($export.P + $export.F * __w_pdfjs_require__(35)(INCLUDES), 'String', {
includes: function includes(searchString) {
return !!~context(this, searchString, INCLUDES).indexOf(searchString, arguments.length > 1 ? arguments[1] : undefined);
}
});
/***/ }),
/* 40 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(41);
module.exports = __w_pdfjs_require__(9).Array.includes;
/***/ }),
/* 41 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var $includes = __w_pdfjs_require__(42)(true);
$export($export.P, 'Array', {
includes: function includes(el) {
return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
}
});
__w_pdfjs_require__(46)('includes');
/***/ }),
/* 42 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var toIObject = __w_pdfjs_require__(43);
var toLength = __w_pdfjs_require__(28);
var toAbsoluteIndex = __w_pdfjs_require__(45);
module.exports = function (IS_INCLUDES) {
return function ($this, el, fromIndex) {
var O = toIObject($this);
var length = toLength(O.length);
var index = toAbsoluteIndex(fromIndex, length);
var value;
if (IS_INCLUDES && el != el) while (length > index) {
value = O[index++];
if (value != value) return true;
} else for (; length > index; index++) {
if (IS_INCLUDES || index in O) {
if (O[index] === el) return IS_INCLUDES || index || 0;
}
}
return !IS_INCLUDES && -1;
};
};
/***/ }),
/* 43 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var IObject = __w_pdfjs_require__(44);
var defined = __w_pdfjs_require__(34);
module.exports = function (it) {
return IObject(defined(it));
};
/***/ }),
/* 44 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var cof = __w_pdfjs_require__(32);
module.exports = Object('z').propertyIsEnumerable(0) ? Object : function (it) {
return cof(it) == 'String' ? it.split('') : Object(it);
};
/***/ }),
/* 45 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var toInteger = __w_pdfjs_require__(29);
var max = Math.max;
var min = Math.min;
module.exports = function (index, length) {
index = toInteger(index);
return index < 0 ? max(index + length, 0) : min(index, length);
};
/***/ }),
/* 46 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var UNSCOPABLES = __w_pdfjs_require__(33)('unscopables');
var ArrayProto = Array.prototype;
if (ArrayProto[UNSCOPABLES] == undefined) __w_pdfjs_require__(10)(ArrayProto, UNSCOPABLES, {});
module.exports = function (key) {
ArrayProto[UNSCOPABLES][key] = true;
};
/***/ }),
/* 47 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(48);
__w_pdfjs_require__(63);
module.exports = __w_pdfjs_require__(9).Array.from;
/***/ }),
/* 48 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $at = __w_pdfjs_require__(49)(true);
__w_pdfjs_require__(50)(String, 'String', function (iterated) {
this._t = String(iterated);
this._i = 0;
}, function () {
var O = this._t;
var index = this._i;
var point;
if (index >= O.length) return {
value: undefined,
done: true
};
point = $at(O, index);
this._i += point.length;
return {
value: point,
done: false
};
});
/***/ }),
/* 49 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var toInteger = __w_pdfjs_require__(29);
var defined = __w_pdfjs_require__(34);
module.exports = function (TO_STRING) {
return function (that, pos) {
var s = String(defined(that));
var i = toInteger(pos);
var l = s.length;
var a, b;
if (i < 0 || i >= l) return TO_STRING ? '' : undefined;
a = s.charCodeAt(i);
return a < 0xd800 || a > 0xdbff || i + 1 === l || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff ? TO_STRING ? s.charAt(i) : a : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000;
};
};
/***/ }),
/* 50 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var LIBRARY = __w_pdfjs_require__(25);
var $export = __w_pdfjs_require__(7);
var redefine = __w_pdfjs_require__(20);
var hide = __w_pdfjs_require__(10);
var Iterators = __w_pdfjs_require__(51);
var $iterCreate = __w_pdfjs_require__(52);
var setToStringTag = __w_pdfjs_require__(60);
var getPrototypeOf = __w_pdfjs_require__(61);
var ITERATOR = __w_pdfjs_require__(33)('iterator');
var BUGGY = !([].keys && 'next' in [].keys());
var FF_ITERATOR = '@@iterator';
var KEYS = 'keys';
var VALUES = 'values';
var returnThis = function returnThis() {
return this;
};
module.exports = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) {
$iterCreate(Constructor, NAME, next);
var getMethod = function getMethod(kind) {
if (!BUGGY && kind in proto) return proto[kind];
switch (kind) {
case KEYS:
return function keys() {
return new Constructor(this, kind);
};
case VALUES:
return function values() {
return new Constructor(this, kind);
};
}
return function entries() {
return new Constructor(this, kind);
};
};
var TAG = NAME + ' Iterator';
var DEF_VALUES = DEFAULT == VALUES;
var VALUES_BUG = false;
var proto = Base.prototype;
var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT];
var $default = $native || getMethod(DEFAULT);
var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined;
var $anyNative = NAME == 'Array' ? proto.entries || $native : $native;
var methods, key, IteratorPrototype;
if ($anyNative) {
IteratorPrototype = getPrototypeOf($anyNative.call(new Base()));
if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) {
setToStringTag(IteratorPrototype, TAG, true);
if (!LIBRARY && typeof IteratorPrototype[ITERATOR] != 'function') hide(IteratorPrototype, ITERATOR, returnThis);
}
}
if (DEF_VALUES && $native && $native.name !== VALUES) {
VALUES_BUG = true;
$default = function values() {
return $native.call(this);
};
}
if ((!LIBRARY || FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) {
hide(proto, ITERATOR, $default);
}
Iterators[NAME] = $default;
Iterators[TAG] = returnThis;
if (DEFAULT) {
methods = {
values: DEF_VALUES ? $default : getMethod(VALUES),
keys: IS_SET ? $default : getMethod(KEYS),
entries: $entries
};
if (FORCED) for (key in methods) {
if (!(key in proto)) redefine(proto, key, methods[key]);
} else $export($export.P + $export.F * (BUGGY || VALUES_BUG), NAME, methods);
}
return methods;
};
/***/ }),
/* 51 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = {};
/***/ }),
/* 52 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var create = __w_pdfjs_require__(53);
var descriptor = __w_pdfjs_require__(19);
var setToStringTag = __w_pdfjs_require__(60);
var IteratorPrototype = {};
__w_pdfjs_require__(10)(IteratorPrototype, __w_pdfjs_require__(33)('iterator'), function () {
return this;
});
module.exports = function (Constructor, NAME, next) {
Constructor.prototype = create(IteratorPrototype, {
next: descriptor(1, next)
});
setToStringTag(Constructor, NAME + ' Iterator');
};
/***/ }),
/* 53 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var anObject = __w_pdfjs_require__(12);
var dPs = __w_pdfjs_require__(54);
var enumBugKeys = __w_pdfjs_require__(58);
var IE_PROTO = __w_pdfjs_require__(57)('IE_PROTO');
var Empty = function Empty() {};
var PROTOTYPE = 'prototype';
var _createDict = function createDict() {
var iframe = __w_pdfjs_require__(17)('iframe');
var i = enumBugKeys.length;
var lt = '<';
var gt = '>';
var iframeDocument;
iframe.style.display = 'none';
__w_pdfjs_require__(59).appendChild(iframe);
iframe.src = 'javascript:';
iframeDocument = iframe.contentWindow.document;
iframeDocument.open();
iframeDocument.write(lt + 'script' + gt + 'document.F=Object' + lt + '/script' + gt);
iframeDocument.close();
_createDict = iframeDocument.F;
while (i--) {
delete _createDict[PROTOTYPE][enumBugKeys[i]];
}
return _createDict();
};
module.exports = Object.create || function create(O, Properties) {
var result;
if (O !== null) {
Empty[PROTOTYPE] = anObject(O);
result = new Empty();
Empty[PROTOTYPE] = null;
result[IE_PROTO] = O;
} else result = _createDict();
return Properties === undefined ? result : dPs(result, Properties);
};
/***/ }),
/* 54 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var dP = __w_pdfjs_require__(11);
var anObject = __w_pdfjs_require__(12);
var getKeys = __w_pdfjs_require__(55);
module.exports = __w_pdfjs_require__(15) ? Object.defineProperties : function defineProperties(O, Properties) {
anObject(O);
var keys = getKeys(Properties);
var length = keys.length;
var i = 0;
var P;
while (length > i) {
dP.f(O, P = keys[i++], Properties[P]);
}
return O;
};
/***/ }),
/* 55 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $keys = __w_pdfjs_require__(56);
var enumBugKeys = __w_pdfjs_require__(58);
module.exports = Object.keys || function keys(O) {
return $keys(O, enumBugKeys);
};
/***/ }),
/* 56 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var has = __w_pdfjs_require__(21);
var toIObject = __w_pdfjs_require__(43);
var arrayIndexOf = __w_pdfjs_require__(42)(false);
var IE_PROTO = __w_pdfjs_require__(57)('IE_PROTO');
module.exports = function (object, names) {
var O = toIObject(object);
var i = 0;
var result = [];
var key;
for (key in O) {
if (key != IE_PROTO) has(O, key) && result.push(key);
}
while (names.length > i) {
if (has(O, key = names[i++])) {
~arrayIndexOf(result, key) || result.push(key);
}
}
return result;
};
/***/ }),
/* 57 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var shared = __w_pdfjs_require__(24)('keys');
var uid = __w_pdfjs_require__(22);
module.exports = function (key) {
return shared[key] || (shared[key] = uid(key));
};
/***/ }),
/* 58 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = 'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf'.split(',');
/***/ }),
/* 59 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var document = __w_pdfjs_require__(8).document;
module.exports = document && document.documentElement;
/***/ }),
/* 60 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var def = __w_pdfjs_require__(11).f;
var has = __w_pdfjs_require__(21);
var TAG = __w_pdfjs_require__(33)('toStringTag');
module.exports = function (it, tag, stat) {
if (it && !has(it = stat ? it : it.prototype, TAG)) def(it, TAG, {
configurable: true,
value: tag
});
};
/***/ }),
/* 61 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var has = __w_pdfjs_require__(21);
var toObject = __w_pdfjs_require__(62);
var IE_PROTO = __w_pdfjs_require__(57)('IE_PROTO');
var ObjectProto = Object.prototype;
module.exports = Object.getPrototypeOf || function (O) {
O = toObject(O);
if (has(O, IE_PROTO)) return O[IE_PROTO];
if (typeof O.constructor == 'function' && O instanceof O.constructor) {
return O.constructor.prototype;
}
return O instanceof Object ? ObjectProto : null;
};
/***/ }),
/* 62 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var defined = __w_pdfjs_require__(34);
module.exports = function (it) {
return Object(defined(it));
};
/***/ }),
/* 63 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var ctx = __w_pdfjs_require__(26);
var $export = __w_pdfjs_require__(7);
var toObject = __w_pdfjs_require__(62);
var call = __w_pdfjs_require__(64);
var isArrayIter = __w_pdfjs_require__(65);
var toLength = __w_pdfjs_require__(28);
var createProperty = __w_pdfjs_require__(66);
var getIterFn = __w_pdfjs_require__(67);
$export($export.S + $export.F * !__w_pdfjs_require__(69)(function (iter) {
Array.from(iter);
}), 'Array', {
from: function from(arrayLike) {
var O = toObject(arrayLike);
var C = typeof this == 'function' ? this : Array;
var aLen = arguments.length;
var mapfn = aLen > 1 ? arguments[1] : undefined;
var mapping = mapfn !== undefined;
var index = 0;
var iterFn = getIterFn(O);
var length, result, step, iterator;
if (mapping) mapfn = ctx(mapfn, aLen > 2 ? arguments[2] : undefined, 2);
if (iterFn != undefined && !(C == Array && isArrayIter(iterFn))) {
for (iterator = iterFn.call(O), result = new C(); !(step = iterator.next()).done; index++) {
createProperty(result, index, mapping ? call(iterator, mapfn, [step.value, index], true) : step.value);
}
} else {
length = toLength(O.length);
for (result = new C(length); length > index; index++) {
createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);
}
}
result.length = index;
return result;
}
});
/***/ }),
/* 64 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var anObject = __w_pdfjs_require__(12);
module.exports = function (iterator, fn, value, entries) {
try {
return entries ? fn(anObject(value)[0], value[1]) : fn(value);
} catch (e) {
var ret = iterator['return'];
if (ret !== undefined) anObject(ret.call(iterator));
throw e;
}
};
/***/ }),
/* 65 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var Iterators = __w_pdfjs_require__(51);
var ITERATOR = __w_pdfjs_require__(33)('iterator');
var ArrayProto = Array.prototype;
module.exports = function (it) {
return it !== undefined && (Iterators.Array === it || ArrayProto[ITERATOR] === it);
};
/***/ }),
/* 66 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $defineProperty = __w_pdfjs_require__(11);
var createDesc = __w_pdfjs_require__(19);
module.exports = function (object, index, value) {
if (index in object) $defineProperty.f(object, index, createDesc(0, value));else object[index] = value;
};
/***/ }),
/* 67 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var classof = __w_pdfjs_require__(68);
var ITERATOR = __w_pdfjs_require__(33)('iterator');
var Iterators = __w_pdfjs_require__(51);
module.exports = __w_pdfjs_require__(9).getIteratorMethod = function (it) {
if (it != undefined) return it[ITERATOR] || it['@@iterator'] || Iterators[classof(it)];
};
/***/ }),
/* 68 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var cof = __w_pdfjs_require__(32);
var TAG = __w_pdfjs_require__(33)('toStringTag');
var ARG = cof(function () {
return arguments;
}()) == 'Arguments';
var tryGet = function tryGet(it, key) {
try {
return it[key];
} catch (e) {}
};
module.exports = function (it) {
var O, T, B;
return it === undefined ? 'Undefined' : it === null ? 'Null' : typeof (T = tryGet(O = Object(it), TAG)) == 'string' ? T : ARG ? cof(O) : (B = cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B;
};
/***/ }),
/* 69 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var ITERATOR = __w_pdfjs_require__(33)('iterator');
var SAFE_CLOSING = false;
try {
var riter = [7][ITERATOR]();
riter['return'] = function () {
SAFE_CLOSING = true;
};
Array.from(riter, function () {
throw 2;
});
} catch (e) {}
module.exports = function (exec, skipClosing) {
if (!skipClosing && !SAFE_CLOSING) return false;
var safe = false;
try {
var arr = [7];
var iter = arr[ITERATOR]();
iter.next = function () {
return {
done: safe = true
};
};
arr[ITERATOR] = function () {
return iter;
};
exec(arr);
} catch (e) {}
return safe;
};
/***/ }),
/* 70 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(71);
module.exports = __w_pdfjs_require__(9).Object.assign;
/***/ }),
/* 71 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
$export($export.S + $export.F, 'Object', {
assign: __w_pdfjs_require__(72)
});
/***/ }),
/* 72 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var DESCRIPTORS = __w_pdfjs_require__(15);
var getKeys = __w_pdfjs_require__(55);
var gOPS = __w_pdfjs_require__(73);
var pIE = __w_pdfjs_require__(74);
var toObject = __w_pdfjs_require__(62);
var IObject = __w_pdfjs_require__(44);
var $assign = Object.assign;
module.exports = !$assign || __w_pdfjs_require__(16)(function () {
var A = {};
var B = {};
var S = Symbol();
var K = 'abcdefghijklmnopqrst';
A[S] = 7;
K.split('').forEach(function (k) {
B[k] = k;
});
return $assign({}, A)[S] != 7 || Object.keys($assign({}, B)).join('') != K;
}) ? function assign(target, source) {
var T = toObject(target);
var aLen = arguments.length;
var index = 1;
var getSymbols = gOPS.f;
var isEnum = pIE.f;
while (aLen > index) {
var S = IObject(arguments[index++]);
var keys = getSymbols ? getKeys(S).concat(getSymbols(S)) : getKeys(S);
var length = keys.length;
var j = 0;
var key;
while (length > j) {
key = keys[j++];
if (!DESCRIPTORS || isEnum.call(S, key)) T[key] = S[key];
}
}
return T;
} : $assign;
/***/ }),
/* 73 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
exports.f = Object.getOwnPropertySymbols;
/***/ }),
/* 74 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
exports.f = {}.propertyIsEnumerable;
/***/ }),
/* 75 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(76);
module.exports = __w_pdfjs_require__(9).Math.log2;
/***/ }),
/* 76 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
$export($export.S, 'Math', {
log2: function log2(x) {
return Math.log(x) / Math.LN2;
}
});
/***/ }),
/* 77 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(78);
module.exports = __w_pdfjs_require__(9).Number.isNaN;
/***/ }),
/* 78 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
$export($export.S, 'Number', {
isNaN: function isNaN(number) {
return number != number;
}
});
/***/ }),
/* 79 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(80);
module.exports = __w_pdfjs_require__(9).Number.isInteger;
/***/ }),
/* 80 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
$export($export.S, 'Number', {
isInteger: __w_pdfjs_require__(81)
});
/***/ }),
/* 81 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
var floor = Math.floor;
module.exports = function isInteger(it) {
return !isObject(it) && isFinite(it) && floor(it) === it;
};
/***/ }),
/* 82 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(83);
__w_pdfjs_require__(48);
__w_pdfjs_require__(84);
__w_pdfjs_require__(87);
__w_pdfjs_require__(100);
__w_pdfjs_require__(101);
module.exports = __w_pdfjs_require__(9).Promise;
/***/ }),
/* 83 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var classof = __w_pdfjs_require__(68);
var test = {};
test[__w_pdfjs_require__(33)('toStringTag')] = 'z';
if (test + '' != '[object z]') {
__w_pdfjs_require__(20)(Object.prototype, 'toString', function toString() {
return '[object ' + classof(this) + ']';
}, true);
}
/***/ }),
/* 84 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $iterators = __w_pdfjs_require__(85);
var getKeys = __w_pdfjs_require__(55);
var redefine = __w_pdfjs_require__(20);
var global = __w_pdfjs_require__(8);
var hide = __w_pdfjs_require__(10);
var Iterators = __w_pdfjs_require__(51);
var wks = __w_pdfjs_require__(33);
var ITERATOR = wks('iterator');
var TO_STRING_TAG = wks('toStringTag');
var ArrayValues = Iterators.Array;
var DOMIterables = {
CSSRuleList: true,
CSSStyleDeclaration: false,
CSSValueList: false,
ClientRectList: false,
DOMRectList: false,
DOMStringList: false,
DOMTokenList: true,
DataTransferItemList: false,
FileList: false,
HTMLAllCollection: false,
HTMLCollection: false,
HTMLFormElement: false,
HTMLSelectElement: false,
MediaList: true,
MimeTypeArray: false,
NamedNodeMap: false,
NodeList: true,
PaintRequestList: false,
Plugin: false,
PluginArray: false,
SVGLengthList: false,
SVGNumberList: false,
SVGPathSegList: false,
SVGPointList: false,
SVGStringList: false,
SVGTransformList: false,
SourceBufferList: false,
StyleSheetList: true,
TextTrackCueList: false,
TextTrackList: false,
TouchList: false
};
for (var collections = getKeys(DOMIterables), i = 0; i < collections.length; i++) {
var NAME = collections[i];
var explicit = DOMIterables[NAME];
var Collection = global[NAME];
var proto = Collection && Collection.prototype;
var key;
if (proto) {
if (!proto[ITERATOR]) hide(proto, ITERATOR, ArrayValues);
if (!proto[TO_STRING_TAG]) hide(proto, TO_STRING_TAG, NAME);
Iterators[NAME] = ArrayValues;
if (explicit) for (key in $iterators) {
if (!proto[key]) redefine(proto, key, $iterators[key], true);
}
}
}
/***/ }),
/* 85 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var addToUnscopables = __w_pdfjs_require__(46);
var step = __w_pdfjs_require__(86);
var Iterators = __w_pdfjs_require__(51);
var toIObject = __w_pdfjs_require__(43);
module.exports = __w_pdfjs_require__(50)(Array, 'Array', function (iterated, kind) {
this._t = toIObject(iterated);
this._i = 0;
this._k = kind;
}, function () {
var O = this._t;
var kind = this._k;
var index = this._i++;
if (!O || index >= O.length) {
this._t = undefined;
return step(1);
}
if (kind == 'keys') return step(0, index);
if (kind == 'values') return step(0, O[index]);
return step(0, [index, O[index]]);
}, 'values');
Iterators.Arguments = Iterators.Array;
addToUnscopables('keys');
addToUnscopables('values');
addToUnscopables('entries');
/***/ }),
/* 86 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (done, value) {
return {
value: value,
done: !!done
};
};
/***/ }),
/* 87 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var LIBRARY = __w_pdfjs_require__(25);
var global = __w_pdfjs_require__(8);
var ctx = __w_pdfjs_require__(26);
var classof = __w_pdfjs_require__(68);
var $export = __w_pdfjs_require__(7);
var isObject = __w_pdfjs_require__(13);
var aFunction = __w_pdfjs_require__(27);
var anInstance = __w_pdfjs_require__(88);
var forOf = __w_pdfjs_require__(89);
var speciesConstructor = __w_pdfjs_require__(90);
var task = __w_pdfjs_require__(91).set;
var microtask = __w_pdfjs_require__(93)();
var newPromiseCapabilityModule = __w_pdfjs_require__(94);
var perform = __w_pdfjs_require__(95);
var userAgent = __w_pdfjs_require__(96);
var promiseResolve = __w_pdfjs_require__(97);
var PROMISE = 'Promise';
var TypeError = global.TypeError;
var process = global.process;
var versions = process && process.versions;
var v8 = versions && versions.v8 || '';
var $Promise = global[PROMISE];
var isNode = classof(process) == 'process';
var empty = function empty() {};
var Internal, newGenericPromiseCapability, OwnPromiseCapability, Wrapper;
var newPromiseCapability = newGenericPromiseCapability = newPromiseCapabilityModule.f;
var USE_NATIVE = !!function () {
try {
var promise = $Promise.resolve(1);
var FakePromise = (promise.constructor = {})[__w_pdfjs_require__(33)('species')] = function (exec) {
exec(empty, empty);
};
return (isNode || typeof PromiseRejectionEvent == 'function') && promise.then(empty) instanceof FakePromise && v8.indexOf('6.6') !== 0 && userAgent.indexOf('Chrome/66') === -1;
} catch (e) {}
}();
var isThenable = function isThenable(it) {
var then;
return isObject(it) && typeof (then = it.then) == 'function' ? then : false;
};
var notify = function notify(promise, isReject) {
if (promise._n) return;
promise._n = true;
var chain = promise._c;
microtask(function () {
var value = promise._v;
var ok = promise._s == 1;
var i = 0;
var run = function run(reaction) {
var handler = ok ? reaction.ok : reaction.fail;
var resolve = reaction.resolve;
var reject = reaction.reject;
var domain = reaction.domain;
var result, then, exited;
try {
if (handler) {
if (!ok) {
if (promise._h == 2) onHandleUnhandled(promise);
promise._h = 1;
}
if (handler === true) result = value;else {
if (domain) domain.enter();
result = handler(value);
if (domain) {
domain.exit();
exited = true;
}
}
if (result === reaction.promise) {
reject(TypeError('Promise-chain cycle'));
} else if (then = isThenable(result)) {
then.call(result, resolve, reject);
} else resolve(result);
} else reject(value);
} catch (e) {
if (domain && !exited) domain.exit();
reject(e);
}
};
while (chain.length > i) {
run(chain[i++]);
}
promise._c = [];
promise._n = false;
if (isReject && !promise._h) onUnhandled(promise);
});
};
var onUnhandled = function onUnhandled(promise) {
task.call(global, function () {
var value = promise._v;
var unhandled = isUnhandled(promise);
var result, handler, console;
if (unhandled) {
result = perform(function () {
if (isNode) {
process.emit('unhandledRejection', value, promise);
} else if (handler = global.onunhandledrejection) {
handler({
promise: promise,
reason: value
});
} else if ((console = global.console) && console.error) {
console.error('Unhandled promise rejection', value);
}
});
promise._h = isNode || isUnhandled(promise) ? 2 : 1;
}
promise._a = undefined;
if (unhandled && result.e) throw result.v;
});
};
var isUnhandled = function isUnhandled(promise) {
return promise._h !== 1 && (promise._a || promise._c).length === 0;
};
var onHandleUnhandled = function onHandleUnhandled(promise) {
task.call(global, function () {
var handler;
if (isNode) {
process.emit('rejectionHandled', promise);
} else if (handler = global.onrejectionhandled) {
handler({
promise: promise,
reason: promise._v
});
}
});
};
var $reject = function $reject(value) {
var promise = this;
if (promise._d) return;
promise._d = true;
promise = promise._w || promise;
promise._v = value;
promise._s = 2;
if (!promise._a) promise._a = promise._c.slice();
notify(promise, true);
};
var $resolve = function $resolve(value) {
var promise = this;
var then;
if (promise._d) return;
promise._d = true;
promise = promise._w || promise;
try {
if (promise === value) throw TypeError("Promise can't be resolved itself");
if (then = isThenable(value)) {
microtask(function () {
var wrapper = {
_w: promise,
_d: false
};
try {
then.call(value, ctx($resolve, wrapper, 1), ctx($reject, wrapper, 1));
} catch (e) {
$reject.call(wrapper, e);
}
});
} else {
promise._v = value;
promise._s = 1;
notify(promise, false);
}
} catch (e) {
$reject.call({
_w: promise,
_d: false
}, e);
}
};
if (!USE_NATIVE) {
$Promise = function Promise(executor) {
anInstance(this, $Promise, PROMISE, '_h');
aFunction(executor);
Internal.call(this);
try {
executor(ctx($resolve, this, 1), ctx($reject, this, 1));
} catch (err) {
$reject.call(this, err);
}
};
Internal = function Promise(executor) {
this._c = [];
this._a = undefined;
this._s = 0;
this._d = false;
this._v = undefined;
this._h = 0;
this._n = false;
};
Internal.prototype = __w_pdfjs_require__(98)($Promise.prototype, {
then: function then(onFulfilled, onRejected) {
var reaction = newPromiseCapability(speciesConstructor(this, $Promise));
reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;
reaction.fail = typeof onRejected == 'function' && onRejected;
reaction.domain = isNode ? process.domain : undefined;
this._c.push(reaction);
if (this._a) this._a.push(reaction);
if (this._s) notify(this, false);
return reaction.promise;
},
'catch': function _catch(onRejected) {
return this.then(undefined, onRejected);
}
});
OwnPromiseCapability = function OwnPromiseCapability() {
var promise = new Internal();
this.promise = promise;
this.resolve = ctx($resolve, promise, 1);
this.reject = ctx($reject, promise, 1);
};
newPromiseCapabilityModule.f = newPromiseCapability = function newPromiseCapability(C) {
return C === $Promise || C === Wrapper ? new OwnPromiseCapability(C) : newGenericPromiseCapability(C);
};
}
$export($export.G + $export.W + $export.F * !USE_NATIVE, {
Promise: $Promise
});
__w_pdfjs_require__(60)($Promise, PROMISE);
__w_pdfjs_require__(99)(PROMISE);
Wrapper = __w_pdfjs_require__(9)[PROMISE];
$export($export.S + $export.F * !USE_NATIVE, PROMISE, {
reject: function reject(r) {
var capability = newPromiseCapability(this);
var $$reject = capability.reject;
$$reject(r);
return capability.promise;
}
});
$export($export.S + $export.F * (LIBRARY || !USE_NATIVE), PROMISE, {
resolve: function resolve(x) {
return promiseResolve(LIBRARY && this === Wrapper ? $Promise : this, x);
}
});
$export($export.S + $export.F * !(USE_NATIVE && __w_pdfjs_require__(69)(function (iter) {
$Promise.all(iter)['catch'](empty);
})), PROMISE, {
all: function all(iterable) {
var C = this;
var capability = newPromiseCapability(C);
var resolve = capability.resolve;
var reject = capability.reject;
var result = perform(function () {
var values = [];
var index = 0;
var remaining = 1;
forOf(iterable, false, function (promise) {
var $index = index++;
var alreadyCalled = false;
values.push(undefined);
remaining++;
C.resolve(promise).then(function (value) {
if (alreadyCalled) return;
alreadyCalled = true;
values[$index] = value;
--remaining || resolve(values);
}, reject);
});
--remaining || resolve(values);
});
if (result.e) reject(result.v);
return capability.promise;
},
race: function race(iterable) {
var C = this;
var capability = newPromiseCapability(C);
var reject = capability.reject;
var result = perform(function () {
forOf(iterable, false, function (promise) {
C.resolve(promise).then(capability.resolve, reject);
});
});
if (result.e) reject(result.v);
return capability.promise;
}
});
/***/ }),
/* 88 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (it, Constructor, name, forbiddenField) {
if (!(it instanceof Constructor) || forbiddenField !== undefined && forbiddenField in it) {
throw TypeError(name + ': incorrect invocation!');
}
return it;
};
/***/ }),
/* 89 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var ctx = __w_pdfjs_require__(26);
var call = __w_pdfjs_require__(64);
var isArrayIter = __w_pdfjs_require__(65);
var anObject = __w_pdfjs_require__(12);
var toLength = __w_pdfjs_require__(28);
var getIterFn = __w_pdfjs_require__(67);
var BREAK = {};
var RETURN = {};
var _exports = module.exports = function (iterable, entries, fn, that, ITERATOR) {
var iterFn = ITERATOR ? function () {
return iterable;
} : getIterFn(iterable);
var f = ctx(fn, that, entries ? 2 : 1);
var index = 0;
var length, step, iterator, result;
if (typeof iterFn != 'function') throw TypeError(iterable + ' is not iterable!');
if (isArrayIter(iterFn)) for (length = toLength(iterable.length); length > index; index++) {
result = entries ? f(anObject(step = iterable[index])[0], step[1]) : f(iterable[index]);
if (result === BREAK || result === RETURN) return result;
} else for (iterator = iterFn.call(iterable); !(step = iterator.next()).done;) {
result = call(iterator, f, step.value, entries);
if (result === BREAK || result === RETURN) return result;
}
};
_exports.BREAK = BREAK;
_exports.RETURN = RETURN;
/***/ }),
/* 90 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var anObject = __w_pdfjs_require__(12);
var aFunction = __w_pdfjs_require__(27);
var SPECIES = __w_pdfjs_require__(33)('species');
module.exports = function (O, D) {
var C = anObject(O).constructor;
var S;
return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? D : aFunction(S);
};
/***/ }),
/* 91 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var ctx = __w_pdfjs_require__(26);
var invoke = __w_pdfjs_require__(92);
var html = __w_pdfjs_require__(59);
var cel = __w_pdfjs_require__(17);
var global = __w_pdfjs_require__(8);
var process = global.process;
var setTask = global.setImmediate;
var clearTask = global.clearImmediate;
var MessageChannel = global.MessageChannel;
var Dispatch = global.Dispatch;
var counter = 0;
var queue = {};
var ONREADYSTATECHANGE = 'onreadystatechange';
var defer, channel, port;
var run = function run() {
var id = +this;
if (queue.hasOwnProperty(id)) {
var fn = queue[id];
delete queue[id];
fn();
}
};
var listener = function listener(event) {
run.call(event.data);
};
if (!setTask || !clearTask) {
setTask = function setImmediate(fn) {
var args = [];
var i = 1;
while (arguments.length > i) {
args.push(arguments[i++]);
}
queue[++counter] = function () {
invoke(typeof fn == 'function' ? fn : Function(fn), args);
};
defer(counter);
return counter;
};
clearTask = function clearImmediate(id) {
delete queue[id];
};
if (__w_pdfjs_require__(32)(process) == 'process') {
defer = function defer(id) {
process.nextTick(ctx(run, id, 1));
};
} else if (Dispatch && Dispatch.now) {
defer = function defer(id) {
Dispatch.now(ctx(run, id, 1));
};
} else if (MessageChannel) {
channel = new MessageChannel();
port = channel.port2;
channel.port1.onmessage = listener;
defer = ctx(port.postMessage, port, 1);
} else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts) {
defer = function defer(id) {
global.postMessage(id + '', '*');
};
global.addEventListener('message', listener, false);
} else if (ONREADYSTATECHANGE in cel('script')) {
defer = function defer(id) {
html.appendChild(cel('script'))[ONREADYSTATECHANGE] = function () {
html.removeChild(this);
run.call(id);
};
};
} else {
defer = function defer(id) {
setTimeout(ctx(run, id, 1), 0);
};
}
}
module.exports = {
set: setTask,
clear: clearTask
};
/***/ }),
/* 92 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (fn, args, that) {
var un = that === undefined;
switch (args.length) {
case 0:
return un ? fn() : fn.call(that);
case 1:
return un ? fn(args[0]) : fn.call(that, args[0]);
case 2:
return un ? fn(args[0], args[1]) : fn.call(that, args[0], args[1]);
case 3:
return un ? fn(args[0], args[1], args[2]) : fn.call(that, args[0], args[1], args[2]);
case 4:
return un ? fn(args[0], args[1], args[2], args[3]) : fn.call(that, args[0], args[1], args[2], args[3]);
}
return fn.apply(that, args);
};
/***/ }),
/* 93 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var macrotask = __w_pdfjs_require__(91).set;
var Observer = global.MutationObserver || global.WebKitMutationObserver;
var process = global.process;
var Promise = global.Promise;
var isNode = __w_pdfjs_require__(32)(process) == 'process';
module.exports = function () {
var head, last, notify;
var flush = function flush() {
var parent, fn;
if (isNode && (parent = process.domain)) parent.exit();
while (head) {
fn = head.fn;
head = head.next;
try {
fn();
} catch (e) {
if (head) notify();else last = undefined;
throw e;
}
}
last = undefined;
if (parent) parent.enter();
};
if (isNode) {
notify = function notify() {
process.nextTick(flush);
};
} else if (Observer && !(global.navigator && global.navigator.standalone)) {
var toggle = true;
var node = document.createTextNode('');
new Observer(flush).observe(node, {
characterData: true
});
notify = function notify() {
node.data = toggle = !toggle;
};
} else if (Promise && Promise.resolve) {
var promise = Promise.resolve(undefined);
notify = function notify() {
promise.then(flush);
};
} else {
notify = function notify() {
macrotask.call(global, flush);
};
}
return function (fn) {
var task = {
fn: fn,
next: undefined
};
if (last) last.next = task;
if (!head) {
head = task;
notify();
}
last = task;
};
};
/***/ }),
/* 94 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var aFunction = __w_pdfjs_require__(27);
function PromiseCapability(C) {
var resolve, reject;
this.promise = new C(function ($$resolve, $$reject) {
if (resolve !== undefined || reject !== undefined) throw TypeError('Bad Promise constructor');
resolve = $$resolve;
reject = $$reject;
});
this.resolve = aFunction(resolve);
this.reject = aFunction(reject);
}
module.exports.f = function (C) {
return new PromiseCapability(C);
};
/***/ }),
/* 95 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (exec) {
try {
return {
e: false,
v: exec()
};
} catch (e) {
return {
e: true,
v: e
};
}
};
/***/ }),
/* 96 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var navigator = global.navigator;
module.exports = navigator && navigator.userAgent || '';
/***/ }),
/* 97 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var anObject = __w_pdfjs_require__(12);
var isObject = __w_pdfjs_require__(13);
var newPromiseCapability = __w_pdfjs_require__(94);
module.exports = function (C, x) {
anObject(C);
if (isObject(x) && x.constructor === C) return x;
var promiseCapability = newPromiseCapability.f(C);
var resolve = promiseCapability.resolve;
resolve(x);
return promiseCapability.promise;
};
/***/ }),
/* 98 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var redefine = __w_pdfjs_require__(20);
module.exports = function (target, src, safe) {
for (var key in src) {
redefine(target, key, src[key], safe);
}
return target;
};
/***/ }),
/* 99 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var dP = __w_pdfjs_require__(11);
var DESCRIPTORS = __w_pdfjs_require__(15);
var SPECIES = __w_pdfjs_require__(33)('species');
module.exports = function (KEY) {
var C = global[KEY];
if (DESCRIPTORS && C && !C[SPECIES]) dP.f(C, SPECIES, {
configurable: true,
get: function get() {
return this;
}
});
};
/***/ }),
/* 100 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var core = __w_pdfjs_require__(9);
var global = __w_pdfjs_require__(8);
var speciesConstructor = __w_pdfjs_require__(90);
var promiseResolve = __w_pdfjs_require__(97);
$export($export.P + $export.R, 'Promise', {
'finally': function _finally(onFinally) {
var C = speciesConstructor(this, core.Promise || global.Promise);
var isFunction = typeof onFinally == 'function';
return this.then(isFunction ? function (x) {
return promiseResolve(C, onFinally()).then(function () {
return x;
});
} : onFinally, isFunction ? function (e) {
return promiseResolve(C, onFinally()).then(function () {
throw e;
});
} : onFinally);
}
});
/***/ }),
/* 101 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var newPromiseCapability = __w_pdfjs_require__(94);
var perform = __w_pdfjs_require__(95);
$export($export.S, 'Promise', {
'try': function _try(callbackfn) {
var promiseCapability = newPromiseCapability.f(this);
var result = perform(callbackfn);
(result.e ? promiseCapability.reject : promiseCapability.resolve)(result.v);
return promiseCapability.promise;
}
});
/***/ }),
/* 102 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(83);
__w_pdfjs_require__(84);
__w_pdfjs_require__(103);
__w_pdfjs_require__(115);
__w_pdfjs_require__(117);
module.exports = __w_pdfjs_require__(9).WeakMap;
/***/ }),
/* 103 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var each = __w_pdfjs_require__(104)(0);
var redefine = __w_pdfjs_require__(20);
var meta = __w_pdfjs_require__(108);
var assign = __w_pdfjs_require__(72);
var weak = __w_pdfjs_require__(109);
var isObject = __w_pdfjs_require__(13);
var validate = __w_pdfjs_require__(110);
var NATIVE_WEAK_MAP = __w_pdfjs_require__(110);
var IS_IE11 = !global.ActiveXObject && 'ActiveXObject' in global;
var WEAK_MAP = 'WeakMap';
var getWeak = meta.getWeak;
var isExtensible = Object.isExtensible;
var uncaughtFrozenStore = weak.ufstore;
var InternalMap;
var wrapper = function wrapper(get) {
return function WeakMap() {
return get(this, arguments.length > 0 ? arguments[0] : undefined);
};
};
var methods = {
get: function get(key) {
if (isObject(key)) {
var data = getWeak(key);
if (data === true) return uncaughtFrozenStore(validate(this, WEAK_MAP)).get(key);
return data ? data[this._i] : undefined;
}
},
set: function set(key, value) {
return weak.def(validate(this, WEAK_MAP), key, value);
}
};
var $WeakMap = module.exports = __w_pdfjs_require__(111)(WEAK_MAP, wrapper, methods, weak, true, true);
if (NATIVE_WEAK_MAP && IS_IE11) {
InternalMap = weak.getConstructor(wrapper, WEAK_MAP);
assign(InternalMap.prototype, methods);
meta.NEED = true;
each(['delete', 'has', 'get', 'set'], function (key) {
var proto = $WeakMap.prototype;
var method = proto[key];
redefine(proto, key, function (a, b) {
if (isObject(a) && !isExtensible(a)) {
if (!this._f) this._f = new InternalMap();
var result = this._f[key](a, b);
return key == 'set' ? this : result;
}
return method.call(this, a, b);
});
});
}
/***/ }),
/* 104 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var ctx = __w_pdfjs_require__(26);
var IObject = __w_pdfjs_require__(44);
var toObject = __w_pdfjs_require__(62);
var toLength = __w_pdfjs_require__(28);
var asc = __w_pdfjs_require__(105);
module.exports = function (TYPE, $create) {
var IS_MAP = TYPE == 1;
var IS_FILTER = TYPE == 2;
var IS_SOME = TYPE == 3;
var IS_EVERY = TYPE == 4;
var IS_FIND_INDEX = TYPE == 6;
var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
var create = $create || asc;
return function ($this, callbackfn, that) {
var O = toObject($this);
var self = IObject(O);
var f = ctx(callbackfn, that, 3);
var length = toLength(self.length);
var index = 0;
var result = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;
var val, res;
for (; length > index; index++) {
if (NO_HOLES || index in self) {
val = self[index];
res = f(val, index, O);
if (TYPE) {
if (IS_MAP) result[index] = res;else if (res) switch (TYPE) {
case 3:
return true;
case 5:
return val;
case 6:
return index;
case 2:
result.push(val);
} else if (IS_EVERY) return false;
}
}
}
return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : result;
};
};
/***/ }),
/* 105 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var speciesConstructor = __w_pdfjs_require__(106);
module.exports = function (original, length) {
return new (speciesConstructor(original))(length);
};
/***/ }),
/* 106 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
var isArray = __w_pdfjs_require__(107);
var SPECIES = __w_pdfjs_require__(33)('species');
module.exports = function (original) {
var C;
if (isArray(original)) {
C = original.constructor;
if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;
if (isObject(C)) {
C = C[SPECIES];
if (C === null) C = undefined;
}
}
return C === undefined ? Array : C;
};
/***/ }),
/* 107 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var cof = __w_pdfjs_require__(32);
module.exports = Array.isArray || function isArray(arg) {
return cof(arg) == 'Array';
};
/***/ }),
/* 108 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var META = __w_pdfjs_require__(22)('meta');
var isObject = __w_pdfjs_require__(13);
var has = __w_pdfjs_require__(21);
var setDesc = __w_pdfjs_require__(11).f;
var id = 0;
var isExtensible = Object.isExtensible || function () {
return true;
};
var FREEZE = !__w_pdfjs_require__(16)(function () {
return isExtensible(Object.preventExtensions({}));
});
var setMeta = function setMeta(it) {
setDesc(it, META, {
value: {
i: 'O' + ++id,
w: {}
}
});
};
var fastKey = function fastKey(it, create) {
if (!isObject(it)) return _typeof(it) == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
if (!has(it, META)) {
if (!isExtensible(it)) return 'F';
if (!create) return 'E';
setMeta(it);
}
return it[META].i;
};
var getWeak = function getWeak(it, create) {
if (!has(it, META)) {
if (!isExtensible(it)) return true;
if (!create) return false;
setMeta(it);
}
return it[META].w;
};
var onFreeze = function onFreeze(it) {
if (FREEZE && meta.NEED && isExtensible(it) && !has(it, META)) setMeta(it);
return it;
};
var meta = module.exports = {
KEY: META,
NEED: false,
fastKey: fastKey,
getWeak: getWeak,
onFreeze: onFreeze
};
/***/ }),
/* 109 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var redefineAll = __w_pdfjs_require__(98);
var getWeak = __w_pdfjs_require__(108).getWeak;
var anObject = __w_pdfjs_require__(12);
var isObject = __w_pdfjs_require__(13);
var anInstance = __w_pdfjs_require__(88);
var forOf = __w_pdfjs_require__(89);
var createArrayMethod = __w_pdfjs_require__(104);
var $has = __w_pdfjs_require__(21);
var validate = __w_pdfjs_require__(110);
var arrayFind = createArrayMethod(5);
var arrayFindIndex = createArrayMethod(6);
var id = 0;
var uncaughtFrozenStore = function uncaughtFrozenStore(that) {
return that._l || (that._l = new UncaughtFrozenStore());
};
var UncaughtFrozenStore = function UncaughtFrozenStore() {
this.a = [];
};
var findUncaughtFrozen = function findUncaughtFrozen(store, key) {
return arrayFind(store.a, function (it) {
return it[0] === key;
});
};
UncaughtFrozenStore.prototype = {
get: function get(key) {
var entry = findUncaughtFrozen(this, key);
if (entry) return entry[1];
},
has: function has(key) {
return !!findUncaughtFrozen(this, key);
},
set: function set(key, value) {
var entry = findUncaughtFrozen(this, key);
if (entry) entry[1] = value;else this.a.push([key, value]);
},
'delete': function _delete(key) {
var index = arrayFindIndex(this.a, function (it) {
return it[0] === key;
});
if (~index) this.a.splice(index, 1);
return !!~index;
}
};
module.exports = {
getConstructor: function getConstructor(wrapper, NAME, IS_MAP, ADDER) {
var C = wrapper(function (that, iterable) {
anInstance(that, C, NAME, '_i');
that._t = NAME;
that._i = id++;
that._l = undefined;
if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);
});
redefineAll(C.prototype, {
'delete': function _delete(key) {
if (!isObject(key)) return false;
var data = getWeak(key);
if (data === true) return uncaughtFrozenStore(validate(this, NAME))['delete'](key);
return data && $has(data, this._i) && delete data[this._i];
},
has: function has(key) {
if (!isObject(key)) return false;
var data = getWeak(key);
if (data === true) return uncaughtFrozenStore(validate(this, NAME)).has(key);
return data && $has(data, this._i);
}
});
return C;
},
def: function def(that, key, value) {
var data = getWeak(anObject(key), true);
if (data === true) uncaughtFrozenStore(that).set(key, value);else data[that._i] = value;
return that;
},
ufstore: uncaughtFrozenStore
};
/***/ }),
/* 110 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
module.exports = function (it, TYPE) {
if (!isObject(it) || it._t !== TYPE) throw TypeError('Incompatible receiver, ' + TYPE + ' required!');
return it;
};
/***/ }),
/* 111 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var $export = __w_pdfjs_require__(7);
var redefine = __w_pdfjs_require__(20);
var redefineAll = __w_pdfjs_require__(98);
var meta = __w_pdfjs_require__(108);
var forOf = __w_pdfjs_require__(89);
var anInstance = __w_pdfjs_require__(88);
var isObject = __w_pdfjs_require__(13);
var fails = __w_pdfjs_require__(16);
var $iterDetect = __w_pdfjs_require__(69);
var setToStringTag = __w_pdfjs_require__(60);
var inheritIfRequired = __w_pdfjs_require__(112);
module.exports = function (NAME, wrapper, methods, common, IS_MAP, IS_WEAK) {
var Base = global[NAME];
var C = Base;
var ADDER = IS_MAP ? 'set' : 'add';
var proto = C && C.prototype;
var O = {};
var fixMethod = function fixMethod(KEY) {
var fn = proto[KEY];
redefine(proto, KEY, KEY == 'delete' ? function (a) {
return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);
} : KEY == 'has' ? function has(a) {
return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);
} : KEY == 'get' ? function get(a) {
return IS_WEAK && !isObject(a) ? undefined : fn.call(this, a === 0 ? 0 : a);
} : KEY == 'add' ? function add(a) {
fn.call(this, a === 0 ? 0 : a);
return this;
} : function set(a, b) {
fn.call(this, a === 0 ? 0 : a, b);
return this;
});
};
if (typeof C != 'function' || !(IS_WEAK || proto.forEach && !fails(function () {
new C().entries().next();
}))) {
C = common.getConstructor(wrapper, NAME, IS_MAP, ADDER);
redefineAll(C.prototype, methods);
meta.NEED = true;
} else {
var instance = new C();
var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
var THROWS_ON_PRIMITIVES = fails(function () {
instance.has(1);
});
var ACCEPT_ITERABLES = $iterDetect(function (iter) {
new C(iter);
});
var BUGGY_ZERO = !IS_WEAK && fails(function () {
var $instance = new C();
var index = 5;
while (index--) {
$instance[ADDER](index, index);
}
return !$instance.has(-0);
});
if (!ACCEPT_ITERABLES) {
C = wrapper(function (target, iterable) {
anInstance(target, C, NAME);
var that = inheritIfRequired(new Base(), target, C);
if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);
return that;
});
C.prototype = proto;
proto.constructor = C;
}
if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
fixMethod('delete');
fixMethod('has');
IS_MAP && fixMethod('get');
}
if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);
if (IS_WEAK && proto.clear) delete proto.clear;
}
setToStringTag(C, NAME);
O[NAME] = C;
$export($export.G + $export.W + $export.F * (C != Base), O);
if (!IS_WEAK) common.setStrong(C, NAME, IS_MAP);
return C;
};
/***/ }),
/* 112 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
var setPrototypeOf = __w_pdfjs_require__(113).set;
module.exports = function (that, target, C) {
var S = target.constructor;
var P;
if (S !== C && typeof S == 'function' && (P = S.prototype) !== C.prototype && isObject(P) && setPrototypeOf) {
setPrototypeOf(that, P);
}
return that;
};
/***/ }),
/* 113 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var isObject = __w_pdfjs_require__(13);
var anObject = __w_pdfjs_require__(12);
var check = function check(O, proto) {
anObject(O);
if (!isObject(proto) && proto !== null) throw TypeError(proto + ": can't set as prototype!");
};
module.exports = {
set: Object.setPrototypeOf || ('__proto__' in {} ? function (test, buggy, set) {
try {
set = __w_pdfjs_require__(26)(Function.call, __w_pdfjs_require__(114).f(Object.prototype, '__proto__').set, 2);
set(test, []);
buggy = !(test instanceof Array);
} catch (e) {
buggy = true;
}
return function setPrototypeOf(O, proto) {
check(O, proto);
if (buggy) O.__proto__ = proto;else set(O, proto);
return O;
};
}({}, false) : undefined),
check: check
};
/***/ }),
/* 114 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var pIE = __w_pdfjs_require__(74);
var createDesc = __w_pdfjs_require__(19);
var toIObject = __w_pdfjs_require__(43);
var toPrimitive = __w_pdfjs_require__(18);
var has = __w_pdfjs_require__(21);
var IE8_DOM_DEFINE = __w_pdfjs_require__(14);
var gOPD = Object.getOwnPropertyDescriptor;
exports.f = __w_pdfjs_require__(15) ? gOPD : function getOwnPropertyDescriptor(O, P) {
O = toIObject(O);
P = toPrimitive(P, true);
if (IE8_DOM_DEFINE) try {
return gOPD(O, P);
} catch (e) {}
if (has(O, P)) return createDesc(!pIE.f.call(O, P), O[P]);
};
/***/ }),
/* 115 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(116)('WeakMap');
/***/ }),
/* 116 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
module.exports = function (COLLECTION) {
$export($export.S, COLLECTION, {
of: function of() {
var length = arguments.length;
var A = new Array(length);
while (length--) {
A[length] = arguments[length];
}
return new this(A);
}
});
};
/***/ }),
/* 117 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(118)('WeakMap');
/***/ }),
/* 118 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var aFunction = __w_pdfjs_require__(27);
var ctx = __w_pdfjs_require__(26);
var forOf = __w_pdfjs_require__(89);
module.exports = function (COLLECTION) {
$export($export.S, COLLECTION, {
from: function from(source) {
var mapFn = arguments[1];
var mapping, A, n, cb;
aFunction(this);
mapping = mapFn !== undefined;
if (mapping) aFunction(mapFn);
if (source == undefined) return new this();
A = [];
if (mapping) {
n = 0;
cb = ctx(mapFn, arguments[2], 2);
forOf(source, false, function (nextItem) {
A.push(cb(nextItem, n++));
});
} else {
forOf(source, false, A.push, A);
}
return new this(A);
}
});
};
/***/ }),
/* 119 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(83);
__w_pdfjs_require__(84);
__w_pdfjs_require__(120);
__w_pdfjs_require__(121);
__w_pdfjs_require__(122);
module.exports = __w_pdfjs_require__(9).WeakSet;
/***/ }),
/* 120 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var weak = __w_pdfjs_require__(109);
var validate = __w_pdfjs_require__(110);
var WEAK_SET = 'WeakSet';
__w_pdfjs_require__(111)(WEAK_SET, function (get) {
return function WeakSet() {
return get(this, arguments.length > 0 ? arguments[0] : undefined);
};
}, {
add: function add(value) {
return weak.def(validate(this, WEAK_SET), value, true);
}
}, weak, false, true);
/***/ }),
/* 121 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(116)('WeakSet');
/***/ }),
/* 122 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(118)('WeakSet');
/***/ }),
/* 123 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(124);
module.exports = __w_pdfjs_require__(9).String.codePointAt;
/***/ }),
/* 124 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var $at = __w_pdfjs_require__(49)(false);
$export($export.P, 'String', {
codePointAt: function codePointAt(pos) {
return $at(this, pos);
}
});
/***/ }),
/* 125 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(126);
module.exports = __w_pdfjs_require__(9).String.fromCodePoint;
/***/ }),
/* 126 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var toAbsoluteIndex = __w_pdfjs_require__(45);
var fromCharCode = String.fromCharCode;
var $fromCodePoint = String.fromCodePoint;
$export($export.S + $export.F * (!!$fromCodePoint && $fromCodePoint.length != 1), 'String', {
fromCodePoint: function fromCodePoint(x) {
var res = [];
var aLen = arguments.length;
var i = 0;
var code;
while (aLen > i) {
code = +arguments[i++];
if (toAbsoluteIndex(code, 0x10ffff) !== code) throw RangeError(code + ' is not a valid code point');
res.push(code < 0x10000 ? fromCharCode(code) : fromCharCode(((code -= 0x10000) >> 10) + 0xd800, code % 0x400 + 0xdc00));
}
return res.join('');
}
});
/***/ }),
/* 127 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(128);
__w_pdfjs_require__(83);
module.exports = __w_pdfjs_require__(9).Symbol;
/***/ }),
/* 128 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var global = __w_pdfjs_require__(8);
var has = __w_pdfjs_require__(21);
var DESCRIPTORS = __w_pdfjs_require__(15);
var $export = __w_pdfjs_require__(7);
var redefine = __w_pdfjs_require__(20);
var META = __w_pdfjs_require__(108).KEY;
var $fails = __w_pdfjs_require__(16);
var shared = __w_pdfjs_require__(24);
var setToStringTag = __w_pdfjs_require__(60);
var uid = __w_pdfjs_require__(22);
var wks = __w_pdfjs_require__(33);
var wksExt = __w_pdfjs_require__(129);
var wksDefine = __w_pdfjs_require__(130);
var enumKeys = __w_pdfjs_require__(131);
var isArray = __w_pdfjs_require__(107);
var anObject = __w_pdfjs_require__(12);
var isObject = __w_pdfjs_require__(13);
var toObject = __w_pdfjs_require__(62);
var toIObject = __w_pdfjs_require__(43);
var toPrimitive = __w_pdfjs_require__(18);
var createDesc = __w_pdfjs_require__(19);
var _create = __w_pdfjs_require__(53);
var gOPNExt = __w_pdfjs_require__(132);
var $GOPD = __w_pdfjs_require__(114);
var $GOPS = __w_pdfjs_require__(73);
var $DP = __w_pdfjs_require__(11);
var $keys = __w_pdfjs_require__(55);
var gOPD = $GOPD.f;
var dP = $DP.f;
var gOPN = gOPNExt.f;
var $Symbol = global.Symbol;
var $JSON = global.JSON;
var _stringify = $JSON && $JSON.stringify;
var PROTOTYPE = 'prototype';
var HIDDEN = wks('_hidden');
var TO_PRIMITIVE = wks('toPrimitive');
var isEnum = {}.propertyIsEnumerable;
var SymbolRegistry = shared('symbol-registry');
var AllSymbols = shared('symbols');
var OPSymbols = shared('op-symbols');
var ObjectProto = Object[PROTOTYPE];
var USE_NATIVE = typeof $Symbol == 'function' && !!$GOPS.f;
var QObject = global.QObject;
var setter = !QObject || !QObject[PROTOTYPE] || !QObject[PROTOTYPE].findChild;
var setSymbolDesc = DESCRIPTORS && $fails(function () {
return _create(dP({}, 'a', {
get: function get() {
return dP(this, 'a', {
value: 7
}).a;
}
})).a != 7;
}) ? function (it, key, D) {
var protoDesc = gOPD(ObjectProto, key);
if (protoDesc) delete ObjectProto[key];
dP(it, key, D);
if (protoDesc && it !== ObjectProto) dP(ObjectProto, key, protoDesc);
} : dP;
var wrap = function wrap(tag) {
var sym = AllSymbols[tag] = _create($Symbol[PROTOTYPE]);
sym._k = tag;
return sym;
};
var isSymbol = USE_NATIVE && _typeof($Symbol.iterator) == 'symbol' ? function (it) {
return _typeof(it) == 'symbol';
} : function (it) {
return it instanceof $Symbol;
};
var $defineProperty = function defineProperty(it, key, D) {
if (it === ObjectProto) $defineProperty(OPSymbols, key, D);
anObject(it);
key = toPrimitive(key, true);
anObject(D);
if (has(AllSymbols, key)) {
if (!D.enumerable) {
if (!has(it, HIDDEN)) dP(it, HIDDEN, createDesc(1, {}));
it[HIDDEN][key] = true;
} else {
if (has(it, HIDDEN) && it[HIDDEN][key]) it[HIDDEN][key] = false;
D = _create(D, {
enumerable: createDesc(0, false)
});
}
return setSymbolDesc(it, key, D);
}
return dP(it, key, D);
};
var $defineProperties = function defineProperties(it, P) {
anObject(it);
var keys = enumKeys(P = toIObject(P));
var i = 0;
var l = keys.length;
var key;
while (l > i) {
$defineProperty(it, key = keys[i++], P[key]);
}
return it;
};
var $create = function create(it, P) {
return P === undefined ? _create(it) : $defineProperties(_create(it), P);
};
var $propertyIsEnumerable = function propertyIsEnumerable(key) {
var E = isEnum.call(this, key = toPrimitive(key, true));
if (this === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return false;
return E || !has(this, key) || !has(AllSymbols, key) || has(this, HIDDEN) && this[HIDDEN][key] ? E : true;
};
var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(it, key) {
it = toIObject(it);
key = toPrimitive(key, true);
if (it === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return;
var D = gOPD(it, key);
if (D && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) D.enumerable = true;
return D;
};
var $getOwnPropertyNames = function getOwnPropertyNames(it) {
var names = gOPN(toIObject(it));
var result = [];
var i = 0;
var key;
while (names.length > i) {
if (!has(AllSymbols, key = names[i++]) && key != HIDDEN && key != META) result.push(key);
}
return result;
};
var $getOwnPropertySymbols = function getOwnPropertySymbols(it) {
var IS_OP = it === ObjectProto;
var names = gOPN(IS_OP ? OPSymbols : toIObject(it));
var result = [];
var i = 0;
var key;
while (names.length > i) {
if (has(AllSymbols, key = names[i++]) && (IS_OP ? has(ObjectProto, key) : true)) result.push(AllSymbols[key]);
}
return result;
};
if (!USE_NATIVE) {
$Symbol = function _Symbol() {
if (this instanceof $Symbol) throw TypeError('Symbol is not a constructor!');
var tag = uid(arguments.length > 0 ? arguments[0] : undefined);
var $set = function $set(value) {
if (this === ObjectProto) $set.call(OPSymbols, value);
if (has(this, HIDDEN) && has(this[HIDDEN], tag)) this[HIDDEN][tag] = false;
setSymbolDesc(this, tag, createDesc(1, value));
};
if (DESCRIPTORS && setter) setSymbolDesc(ObjectProto, tag, {
configurable: true,
set: $set
});
return wrap(tag);
};
redefine($Symbol[PROTOTYPE], 'toString', function toString() {
return this._k;
});
$GOPD.f = $getOwnPropertyDescriptor;
$DP.f = $defineProperty;
__w_pdfjs_require__(133).f = gOPNExt.f = $getOwnPropertyNames;
__w_pdfjs_require__(74).f = $propertyIsEnumerable;
$GOPS.f = $getOwnPropertySymbols;
if (DESCRIPTORS && !__w_pdfjs_require__(25)) {
redefine(ObjectProto, 'propertyIsEnumerable', $propertyIsEnumerable, true);
}
wksExt.f = function (name) {
return wrap(wks(name));
};
}
$export($export.G + $export.W + $export.F * !USE_NATIVE, {
Symbol: $Symbol
});
for (var es6Symbols = 'hasInstance,isConcatSpreadable,iterator,match,replace,search,species,split,toPrimitive,toStringTag,unscopables'.split(','), j = 0; es6Symbols.length > j;) {
wks(es6Symbols[j++]);
}
for (var wellKnownSymbols = $keys(wks.store), k = 0; wellKnownSymbols.length > k;) {
wksDefine(wellKnownSymbols[k++]);
}
$export($export.S + $export.F * !USE_NATIVE, 'Symbol', {
'for': function _for(key) {
return has(SymbolRegistry, key += '') ? SymbolRegistry[key] : SymbolRegistry[key] = $Symbol(key);
},
keyFor: function keyFor(sym) {
if (!isSymbol(sym)) throw TypeError(sym + ' is not a symbol!');
for (var key in SymbolRegistry) {
if (SymbolRegistry[key] === sym) return key;
}
},
useSetter: function useSetter() {
setter = true;
},
useSimple: function useSimple() {
setter = false;
}
});
$export($export.S + $export.F * !USE_NATIVE, 'Object', {
create: $create,
defineProperty: $defineProperty,
defineProperties: $defineProperties,
getOwnPropertyDescriptor: $getOwnPropertyDescriptor,
getOwnPropertyNames: $getOwnPropertyNames,
getOwnPropertySymbols: $getOwnPropertySymbols
});
var FAILS_ON_PRIMITIVES = $fails(function () {
$GOPS.f(1);
});
$export($export.S + $export.F * FAILS_ON_PRIMITIVES, 'Object', {
getOwnPropertySymbols: function getOwnPropertySymbols(it) {
return $GOPS.f(toObject(it));
}
});
$JSON && $export($export.S + $export.F * (!USE_NATIVE || $fails(function () {
var S = $Symbol();
return _stringify([S]) != '[null]' || _stringify({
a: S
}) != '{}' || _stringify(Object(S)) != '{}';
})), 'JSON', {
stringify: function stringify(it) {
var args = [it];
var i = 1;
var replacer, $replacer;
while (arguments.length > i) {
args.push(arguments[i++]);
}
$replacer = replacer = args[1];
if (!isObject(replacer) && it === undefined || isSymbol(it)) return;
if (!isArray(replacer)) replacer = function replacer(key, value) {
if (typeof $replacer == 'function') value = $replacer.call(this, key, value);
if (!isSymbol(value)) return value;
};
args[1] = replacer;
return _stringify.apply($JSON, args);
}
});
$Symbol[PROTOTYPE][TO_PRIMITIVE] || __w_pdfjs_require__(10)($Symbol[PROTOTYPE], TO_PRIMITIVE, $Symbol[PROTOTYPE].valueOf);
setToStringTag($Symbol, 'Symbol');
setToStringTag(Math, 'Math', true);
setToStringTag(global.JSON, 'JSON', true);
/***/ }),
/* 129 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
exports.f = __w_pdfjs_require__(33);
/***/ }),
/* 130 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var global = __w_pdfjs_require__(8);
var core = __w_pdfjs_require__(9);
var LIBRARY = __w_pdfjs_require__(25);
var wksExt = __w_pdfjs_require__(129);
var defineProperty = __w_pdfjs_require__(11).f;
module.exports = function (name) {
var $Symbol = core.Symbol || (core.Symbol = LIBRARY ? {} : global.Symbol || {});
if (name.charAt(0) != '_' && !(name in $Symbol)) defineProperty($Symbol, name, {
value: wksExt.f(name)
});
};
/***/ }),
/* 131 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var getKeys = __w_pdfjs_require__(55);
var gOPS = __w_pdfjs_require__(73);
var pIE = __w_pdfjs_require__(74);
module.exports = function (it) {
var result = getKeys(it);
var getSymbols = gOPS.f;
if (getSymbols) {
var symbols = getSymbols(it);
var isEnum = pIE.f;
var i = 0;
var key;
while (symbols.length > i) {
if (isEnum.call(it, key = symbols[i++])) result.push(key);
}
}
return result;
};
/***/ }),
/* 132 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var toIObject = __w_pdfjs_require__(43);
var gOPN = __w_pdfjs_require__(133).f;
var toString = {}.toString;
var windowNames = (typeof window === "undefined" ? "undefined" : _typeof(window)) == 'object' && window && Object.getOwnPropertyNames ? Object.getOwnPropertyNames(window) : [];
var getWindowNames = function getWindowNames(it) {
try {
return gOPN(it);
} catch (e) {
return windowNames.slice();
}
};
module.exports.f = function getOwnPropertyNames(it) {
return windowNames && toString.call(it) == '[object Window]' ? getWindowNames(it) : gOPN(toIObject(it));
};
/***/ }),
/* 133 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $keys = __w_pdfjs_require__(56);
var hiddenKeys = __w_pdfjs_require__(58).concat('length', 'prototype');
exports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
return $keys(O, hiddenKeys);
};
/***/ }),
/* 134 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(135);
module.exports = __w_pdfjs_require__(9).String.padStart;
/***/ }),
/* 135 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var $pad = __w_pdfjs_require__(136);
var userAgent = __w_pdfjs_require__(96);
var WEBKIT_BUG = /Version\/10\.\d+(\.\d+)?( Mobile\/\w+)? Safari\//.test(userAgent);
$export($export.P + $export.F * WEBKIT_BUG, 'String', {
padStart: function padStart(maxLength) {
return $pad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, true);
}
});
/***/ }),
/* 136 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var toLength = __w_pdfjs_require__(28);
var repeat = __w_pdfjs_require__(137);
var defined = __w_pdfjs_require__(34);
module.exports = function (that, maxLength, fillString, left) {
var S = String(defined(that));
var stringLength = S.length;
var fillStr = fillString === undefined ? ' ' : String(fillString);
var intMaxLength = toLength(maxLength);
if (intMaxLength <= stringLength || fillStr == '') return S;
var fillLen = intMaxLength - stringLength;
var stringFiller = repeat.call(fillStr, Math.ceil(fillLen / fillStr.length));
if (stringFiller.length > fillLen) stringFiller = stringFiller.slice(0, fillLen);
return left ? stringFiller + S : S + stringFiller;
};
/***/ }),
/* 137 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var toInteger = __w_pdfjs_require__(29);
var defined = __w_pdfjs_require__(34);
module.exports = function repeat(count) {
var str = String(defined(this));
var res = '';
var n = toInteger(count);
if (n < 0 || n == Infinity) throw RangeError("Count can't be negative");
for (; n > 0; (n >>>= 1) && (str += str)) {
if (n & 1) res += str;
}
return res;
};
/***/ }),
/* 138 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(139);
module.exports = __w_pdfjs_require__(9).String.padEnd;
/***/ }),
/* 139 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var $pad = __w_pdfjs_require__(136);
var userAgent = __w_pdfjs_require__(96);
var WEBKIT_BUG = /Version\/10\.\d+(\.\d+)?( Mobile\/\w+)? Safari\//.test(userAgent);
$export($export.P + $export.F * WEBKIT_BUG, 'String', {
padEnd: function padEnd(maxLength) {
return $pad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, false);
}
});
/***/ }),
/* 140 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
__w_pdfjs_require__(141);
module.exports = __w_pdfjs_require__(9).Object.values;
/***/ }),
/* 141 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var $export = __w_pdfjs_require__(7);
var $values = __w_pdfjs_require__(142)(false);
$export($export.S, 'Object', {
values: function values(it) {
return $values(it);
}
});
/***/ }),
/* 142 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var DESCRIPTORS = __w_pdfjs_require__(15);
var getKeys = __w_pdfjs_require__(55);
var toIObject = __w_pdfjs_require__(43);
var isEnum = __w_pdfjs_require__(74).f;
module.exports = function (isEntries) {
return function (it) {
var O = toIObject(it);
var keys = getKeys(O);
var length = keys.length;
var i = 0;
var result = [];
var key;
while (length > i) {
key = keys[i++];
if (!DESCRIPTORS || isEnum.call(O, key)) {
result.push(isEntries ? [key, O[key]] : O[key]);
}
}
return result;
};
};
/***/ }),
/* 143 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
{
var isReadableStreamSupported = false;
if (typeof ReadableStream !== 'undefined') {
try {
new ReadableStream({
start: function start(controller) {
controller.close();
}
});
isReadableStreamSupported = true;
} catch (e) {}
}
if (isReadableStreamSupported) {
exports.ReadableStream = ReadableStream;
} else {
exports.ReadableStream = __w_pdfjs_require__(144).ReadableStream;
}
}
/***/ }),
/* 144 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof2(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
(function (e, a) {
for (var i in a) {
e[i] = a[i];
}
})(exports, function (modules) {
var installedModules = {};
function __w_pdfjs_require__(moduleId) {
if (installedModules[moduleId]) return installedModules[moduleId].exports;
var module = installedModules[moduleId] = {
i: moduleId,
l: false,
exports: {}
};
modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
module.l = true;
return module.exports;
}
__w_pdfjs_require__.m = modules;
__w_pdfjs_require__.c = installedModules;
__w_pdfjs_require__.i = function (value) {
return value;
};
__w_pdfjs_require__.d = function (exports, name, getter) {
if (!__w_pdfjs_require__.o(exports, name)) {
Object.defineProperty(exports, name, {
configurable: false,
enumerable: true,
get: getter
});
}
};
__w_pdfjs_require__.n = function (module) {
var getter = module && module.__esModule ? function getDefault() {
return module['default'];
} : function getModuleExports() {
return module;
};
__w_pdfjs_require__.d(getter, 'a', getter);
return getter;
};
__w_pdfjs_require__.o = function (object, property) {
return Object.prototype.hasOwnProperty.call(object, property);
};
__w_pdfjs_require__.p = "";
return __w_pdfjs_require__(__w_pdfjs_require__.s = 7);
}([function (module, exports, __w_pdfjs_require__) {
"use strict";
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
var _require = __w_pdfjs_require__(1),
assert = _require.assert;
function IsPropertyKey(argument) {
return typeof argument === 'string' || (typeof argument === 'undefined' ? 'undefined' : _typeof(argument)) === 'symbol';
}
exports.typeIsObject = function (x) {
return (typeof x === 'undefined' ? 'undefined' : _typeof(x)) === 'object' && x !== null || typeof x === 'function';
};
exports.createDataProperty = function (o, p, v) {
assert(exports.typeIsObject(o));
Object.defineProperty(o, p, {
value: v,
writable: true,
enumerable: true,
configurable: true
});
};
exports.createArrayFromList = function (elements) {
return elements.slice();
};
exports.ArrayBufferCopy = function (dest, destOffset, src, srcOffset, n) {
new Uint8Array(dest).set(new Uint8Array(src, srcOffset, n), destOffset);
};
exports.CreateIterResultObject = function (value, done) {
assert(typeof done === 'boolean');
var obj = {};
Object.defineProperty(obj, 'value', {
value: value,
enumerable: true,
writable: true,
configurable: true
});
Object.defineProperty(obj, 'done', {
value: done,
enumerable: true,
writable: true,
configurable: true
});
return obj;
};
exports.IsFiniteNonNegativeNumber = function (v) {
if (Number.isNaN(v)) {
return false;
}
if (v === Infinity) {
return false;
}
if (v < 0) {
return false;
}
return true;
};
function Call(F, V, args) {
if (typeof F !== 'function') {
throw new TypeError('Argument is not a function');
}
return Function.prototype.apply.call(F, V, args);
}
exports.InvokeOrNoop = function (O, P, args) {
assert(O !== undefined);
assert(IsPropertyKey(P));
assert(Array.isArray(args));
var method = O[P];
if (method === undefined) {
return undefined;
}
return Call(method, O, args);
};
exports.PromiseInvokeOrNoop = function (O, P, args) {
assert(O !== undefined);
assert(IsPropertyKey(P));
assert(Array.isArray(args));
try {
return Promise.resolve(exports.InvokeOrNoop(O, P, args));
} catch (returnValueE) {
return Promise.reject(returnValueE);
}
};
exports.PromiseInvokeOrPerformFallback = function (O, P, args, F, argsF) {
assert(O !== undefined);
assert(IsPropertyKey(P));
assert(Array.isArray(args));
assert(Array.isArray(argsF));
var method = void 0;
try {
method = O[P];
} catch (methodE) {
return Promise.reject(methodE);
}
if (method === undefined) {
return F.apply(null, argsF);
}
try {
return Promise.resolve(Call(method, O, args));
} catch (e) {
return Promise.reject(e);
}
};
exports.TransferArrayBuffer = function (O) {
return O.slice();
};
exports.ValidateAndNormalizeHighWaterMark = function (highWaterMark) {
highWaterMark = Number(highWaterMark);
if (Number.isNaN(highWaterMark) || highWaterMark < 0) {
throw new RangeError('highWaterMark property of a queuing strategy must be non-negative and non-NaN');
}
return highWaterMark;
};
exports.ValidateAndNormalizeQueuingStrategy = function (size, highWaterMark) {
if (size !== undefined && typeof size !== 'function') {
throw new TypeError('size property of a queuing strategy must be a function');
}
highWaterMark = exports.ValidateAndNormalizeHighWaterMark(highWaterMark);
return {
size: size,
highWaterMark: highWaterMark
};
};
}, function (module, exports, __w_pdfjs_require__) {
"use strict";
function rethrowAssertionErrorRejection(e) {
if (e && e.constructor === AssertionError) {
setTimeout(function () {
throw e;
}, 0);
}
}
function AssertionError(message) {
this.name = 'AssertionError';
this.message = message || '';
this.stack = new Error().stack;
}
AssertionError.prototype = Object.create(Error.prototype);
AssertionError.prototype.constructor = AssertionError;
function assert(value, message) {
if (!value) {
throw new AssertionError(message);
}
}
module.exports = {
rethrowAssertionErrorRejection: rethrowAssertionErrorRejection,
AssertionError: AssertionError,
assert: assert
};
}, function (module, exports, __w_pdfjs_require__) {
"use strict";
var _createClass = function () {
function defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
return function (Constructor, protoProps, staticProps) {
if (protoProps) defineProperties(Constructor.prototype, protoProps);
if (staticProps) defineProperties(Constructor, staticProps);
return Constructor;
};
}();
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
var _require = __w_pdfjs_require__(0),
InvokeOrNoop = _require.InvokeOrNoop,
PromiseInvokeOrNoop = _require.PromiseInvokeOrNoop,
ValidateAndNormalizeQueuingStrategy = _require.ValidateAndNormalizeQueuingStrategy,
typeIsObject = _require.typeIsObject;
var _require2 = __w_pdfjs_require__(1),
assert = _require2.assert,
rethrowAssertionErrorRejection = _require2.rethrowAssertionErrorRejection;
var _require3 = __w_pdfjs_require__(3),
DequeueValue = _require3.DequeueValue,
EnqueueValueWithSize = _require3.EnqueueValueWithSize,
PeekQueueValue = _require3.PeekQueueValue,
ResetQueue = _require3.ResetQueue;
var WritableStream = function () {
function WritableStream() {
var underlyingSink = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
size = _ref.size,
_ref$highWaterMark = _ref.highWaterMark,
highWaterMark = _ref$highWaterMark === undefined ? 1 : _ref$highWaterMark;
_classCallCheck(this, WritableStream);
this._state = 'writable';
this._storedError = undefined;
this._writer = undefined;
this._writableStreamController = undefined;
this._writeRequests = [];
this._inFlightWriteRequest = undefined;
this._closeRequest = undefined;
this._inFlightCloseRequest = undefined;
this._pendingAbortRequest = undefined;
this._backpressure = false;
var type = underlyingSink.type;
if (type !== undefined) {
throw new RangeError('Invalid type is specified');
}
this._writableStreamController = new WritableStreamDefaultController(this, underlyingSink, size, highWaterMark);
this._writableStreamController.__startSteps();
}
_createClass(WritableStream, [{
key: 'abort',
value: function abort(reason) {
if (IsWritableStream(this) === false) {
return Promise.reject(streamBrandCheckException('abort'));
}
if (IsWritableStreamLocked(this) === true) {
return Promise.reject(new TypeError('Cannot abort a stream that already has a writer'));
}
return WritableStreamAbort(this, reason);
}
}, {
key: 'getWriter',
value: function getWriter() {
if (IsWritableStream(this) === false) {
throw streamBrandCheckException('getWriter');
}
return AcquireWritableStreamDefaultWriter(this);
}
}, {
key: 'locked',
get: function get() {
if (IsWritableStream(this) === false) {
throw streamBrandCheckException('locked');
}
return IsWritableStreamLocked(this);
}
}]);
return WritableStream;
}();
module.exports = {
AcquireWritableStreamDefaultWriter: AcquireWritableStreamDefaultWriter,
IsWritableStream: IsWritableStream,
IsWritableStreamLocked: IsWritableStreamLocked,
WritableStream: WritableStream,
WritableStreamAbort: WritableStreamAbort,
WritableStreamDefaultControllerError: WritableStreamDefaultControllerError,
WritableStreamDefaultWriterCloseWithErrorPropagation: WritableStreamDefaultWriterCloseWithErrorPropagation,
WritableStreamDefaultWriterRelease: WritableStreamDefaultWriterRelease,
WritableStreamDefaultWriterWrite: WritableStreamDefaultWriterWrite,
WritableStreamCloseQueuedOrInFlight: WritableStreamCloseQueuedOrInFlight
};
function AcquireWritableStreamDefaultWriter(stream) {
return new WritableStreamDefaultWriter(stream);
}
function IsWritableStream(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_writableStreamController')) {
return false;
}
return true;
}
function IsWritableStreamLocked(stream) {
assert(IsWritableStream(stream) === true, 'IsWritableStreamLocked should only be used on known writable streams');
if (stream._writer === undefined) {
return false;
}
return true;
}
function WritableStreamAbort(stream, reason) {
var state = stream._state;
if (state === 'closed') {
return Promise.resolve(undefined);
}
if (state === 'errored') {
return Promise.reject(stream._storedError);
}
var error = new TypeError('Requested to abort');
if (stream._pendingAbortRequest !== undefined) {
return Promise.reject(error);
}
assert(state === 'writable' || state === 'erroring', 'state must be writable or erroring');
var wasAlreadyErroring = false;
if (state === 'erroring') {
wasAlreadyErroring = true;
reason = undefined;
}
var promise = new Promise(function (resolve, reject) {
stream._pendingAbortRequest = {
_resolve: resolve,
_reject: reject,
_reason: reason,
_wasAlreadyErroring: wasAlreadyErroring
};
});
if (wasAlreadyErroring === false) {
WritableStreamStartErroring(stream, error);
}
return promise;
}
function WritableStreamAddWriteRequest(stream) {
assert(IsWritableStreamLocked(stream) === true);
assert(stream._state === 'writable');
var promise = new Promise(function (resolve, reject) {
var writeRequest = {
_resolve: resolve,
_reject: reject
};
stream._writeRequests.push(writeRequest);
});
return promise;
}
function WritableStreamDealWithRejection(stream, error) {
var state = stream._state;
if (state === 'writable') {
WritableStreamStartErroring(stream, error);
return;
}
assert(state === 'erroring');
WritableStreamFinishErroring(stream);
}
function WritableStreamStartErroring(stream, reason) {
assert(stream._storedError === undefined, 'stream._storedError === undefined');
assert(stream._state === 'writable', 'state must be writable');
var controller = stream._writableStreamController;
assert(controller !== undefined, 'controller must not be undefined');
stream._state = 'erroring';
stream._storedError = reason;
var writer = stream._writer;
if (writer !== undefined) {
WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, reason);
}
if (WritableStreamHasOperationMarkedInFlight(stream) === false && controller._started === true) {
WritableStreamFinishErroring(stream);
}
}
function WritableStreamFinishErroring(stream) {
assert(stream._state === 'erroring', 'stream._state === erroring');
assert(WritableStreamHasOperationMarkedInFlight(stream) === false, 'WritableStreamHasOperationMarkedInFlight(stream) === false');
stream._state = 'errored';
stream._writableStreamController.__errorSteps();
var storedError = stream._storedError;
for (var i = 0; i < stream._writeRequests.length; i++) {
var writeRequest = stream._writeRequests[i];
writeRequest._reject(storedError);
}
stream._writeRequests = [];
if (stream._pendingAbortRequest === undefined) {
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
return;
}
var abortRequest = stream._pendingAbortRequest;
stream._pendingAbortRequest = undefined;
if (abortRequest._wasAlreadyErroring === true) {
abortRequest._reject(storedError);
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
return;
}
var promise = stream._writableStreamController.__abortSteps(abortRequest._reason);
promise.then(function () {
abortRequest._resolve();
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
}, function (reason) {
abortRequest._reject(reason);
WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream);
});
}
function WritableStreamFinishInFlightWrite(stream) {
assert(stream._inFlightWriteRequest !== undefined);
stream._inFlightWriteRequest._resolve(undefined);
stream._inFlightWriteRequest = undefined;
}
function WritableStreamFinishInFlightWriteWithError(stream, error) {
assert(stream._inFlightWriteRequest !== undefined);
stream._inFlightWriteRequest._reject(error);
stream._inFlightWriteRequest = undefined;
assert(stream._state === 'writable' || stream._state === 'erroring');
WritableStreamDealWithRejection(stream, error);
}
function WritableStreamFinishInFlightClose(stream) {
assert(stream._inFlightCloseRequest !== undefined);
stream._inFlightCloseRequest._resolve(undefined);
stream._inFlightCloseRequest = undefined;
var state = stream._state;
assert(state === 'writable' || state === 'erroring');
if (state === 'erroring') {
stream._storedError = undefined;
if (stream._pendingAbortRequest !== undefined) {
stream._pendingAbortRequest._resolve();
stream._pendingAbortRequest = undefined;
}
}
stream._state = 'closed';
var writer = stream._writer;
if (writer !== undefined) {
defaultWriterClosedPromiseResolve(writer);
}
assert(stream._pendingAbortRequest === undefined, 'stream._pendingAbortRequest === undefined');
assert(stream._storedError === undefined, 'stream._storedError === undefined');
}
function WritableStreamFinishInFlightCloseWithError(stream, error) {
assert(stream._inFlightCloseRequest !== undefined);
stream._inFlightCloseRequest._reject(error);
stream._inFlightCloseRequest = undefined;
assert(stream._state === 'writable' || stream._state === 'erroring');
if (stream._pendingAbortRequest !== undefined) {
stream._pendingAbortRequest._reject(error);
stream._pendingAbortRequest = undefined;
}
WritableStreamDealWithRejection(stream, error);
}
function WritableStreamCloseQueuedOrInFlight(stream) {
if (stream._closeRequest === undefined && stream._inFlightCloseRequest === undefined) {
return false;
}
return true;
}
function WritableStreamHasOperationMarkedInFlight(stream) {
if (stream._inFlightWriteRequest === undefined && stream._inFlightCloseRequest === undefined) {
return false;
}
return true;
}
function WritableStreamMarkCloseRequestInFlight(stream) {
assert(stream._inFlightCloseRequest === undefined);
assert(stream._closeRequest !== undefined);
stream._inFlightCloseRequest = stream._closeRequest;
stream._closeRequest = undefined;
}
function WritableStreamMarkFirstWriteRequestInFlight(stream) {
assert(stream._inFlightWriteRequest === undefined, 'there must be no pending write request');
assert(stream._writeRequests.length !== 0, 'writeRequests must not be empty');
stream._inFlightWriteRequest = stream._writeRequests.shift();
}
function WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream) {
assert(stream._state === 'errored', '_stream_.[[state]] is `"errored"`');
if (stream._closeRequest !== undefined) {
assert(stream._inFlightCloseRequest === undefined);
stream._closeRequest._reject(stream._storedError);
stream._closeRequest = undefined;
}
var writer = stream._writer;
if (writer !== undefined) {
defaultWriterClosedPromiseReject(writer, stream._storedError);
writer._closedPromise["catch"](function () {});
}
}
function WritableStreamUpdateBackpressure(stream, backpressure) {
assert(stream._state === 'writable');
assert(WritableStreamCloseQueuedOrInFlight(stream) === false);
var writer = stream._writer;
if (writer !== undefined && backpressure !== stream._backpressure) {
if (backpressure === true) {
defaultWriterReadyPromiseReset(writer);
} else {
assert(backpressure === false);
defaultWriterReadyPromiseResolve(writer);
}
}
stream._backpressure = backpressure;
}
var WritableStreamDefaultWriter = function () {
function WritableStreamDefaultWriter(stream) {
_classCallCheck(this, WritableStreamDefaultWriter);
if (IsWritableStream(stream) === false) {
throw new TypeError('WritableStreamDefaultWriter can only be constructed with a WritableStream instance');
}
if (IsWritableStreamLocked(stream) === true) {
throw new TypeError('This stream has already been locked for exclusive writing by another writer');
}
this._ownerWritableStream = stream;
stream._writer = this;
var state = stream._state;
if (state === 'writable') {
if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._backpressure === true) {
defaultWriterReadyPromiseInitialize(this);
} else {
defaultWriterReadyPromiseInitializeAsResolved(this);
}
defaultWriterClosedPromiseInitialize(this);
} else if (state === 'erroring') {
defaultWriterReadyPromiseInitializeAsRejected(this, stream._storedError);
this._readyPromise["catch"](function () {});
defaultWriterClosedPromiseInitialize(this);
} else if (state === 'closed') {
defaultWriterReadyPromiseInitializeAsResolved(this);
defaultWriterClosedPromiseInitializeAsResolved(this);
} else {
assert(state === 'errored', 'state must be errored');
var storedError = stream._storedError;
defaultWriterReadyPromiseInitializeAsRejected(this, storedError);
this._readyPromise["catch"](function () {});
defaultWriterClosedPromiseInitializeAsRejected(this, storedError);
this._closedPromise["catch"](function () {});
}
}
_createClass(WritableStreamDefaultWriter, [{
key: 'abort',
value: function abort(reason) {
if (IsWritableStreamDefaultWriter(this) === false) {
return Promise.reject(defaultWriterBrandCheckException('abort'));
}
if (this._ownerWritableStream === undefined) {
return Promise.reject(defaultWriterLockException('abort'));
}
return WritableStreamDefaultWriterAbort(this, reason);
}
}, {
key: 'close',
value: function close() {
if (IsWritableStreamDefaultWriter(this) === false) {
return Promise.reject(defaultWriterBrandCheckException('close'));
}
var stream = this._ownerWritableStream;
if (stream === undefined) {
return Promise.reject(defaultWriterLockException('close'));
}
if (WritableStreamCloseQueuedOrInFlight(stream) === true) {
return Promise.reject(new TypeError('cannot close an already-closing stream'));
}
return WritableStreamDefaultWriterClose(this);
}
}, {
key: 'releaseLock',
value: function releaseLock() {
if (IsWritableStreamDefaultWriter(this) === false) {
throw defaultWriterBrandCheckException('releaseLock');
}
var stream = this._ownerWritableStream;
if (stream === undefined) {
return;
}
assert(stream._writer !== undefined);
WritableStreamDefaultWriterRelease(this);
}
}, {
key: 'write',
value: function write(chunk) {
if (IsWritableStreamDefaultWriter(this) === false) {
return Promise.reject(defaultWriterBrandCheckException('write'));
}
if (this._ownerWritableStream === undefined) {
return Promise.reject(defaultWriterLockException('write to'));
}
return WritableStreamDefaultWriterWrite(this, chunk);
}
}, {
key: 'closed',
get: function get() {
if (IsWritableStreamDefaultWriter(this) === false) {
return Promise.reject(defaultWriterBrandCheckException('closed'));
}
return this._closedPromise;
}
}, {
key: 'desiredSize',
get: function get() {
if (IsWritableStreamDefaultWriter(this) === false) {
throw defaultWriterBrandCheckException('desiredSize');
}
if (this._ownerWritableStream === undefined) {
throw defaultWriterLockException('desiredSize');
}
return WritableStreamDefaultWriterGetDesiredSize(this);
}
}, {
key: 'ready',
get: function get() {
if (IsWritableStreamDefaultWriter(this) === false) {
return Promise.reject(defaultWriterBrandCheckException('ready'));
}
return this._readyPromise;
}
}]);
return WritableStreamDefaultWriter;
}();
function IsWritableStreamDefaultWriter(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_ownerWritableStream')) {
return false;
}
return true;
}
function WritableStreamDefaultWriterAbort(writer, reason) {
var stream = writer._ownerWritableStream;
assert(stream !== undefined);
return WritableStreamAbort(stream, reason);
}
function WritableStreamDefaultWriterClose(writer) {
var stream = writer._ownerWritableStream;
assert(stream !== undefined);
var state = stream._state;
if (state === 'closed' || state === 'errored') {
return Promise.reject(new TypeError('The stream (in ' + state + ' state) is not in the writable state and cannot be closed'));
}
assert(state === 'writable' || state === 'erroring');
assert(WritableStreamCloseQueuedOrInFlight(stream) === false);
var promise = new Promise(function (resolve, reject) {
var closeRequest = {
_resolve: resolve,
_reject: reject
};
stream._closeRequest = closeRequest;
});
if (stream._backpressure === true && state === 'writable') {
defaultWriterReadyPromiseResolve(writer);
}
WritableStreamDefaultControllerClose(stream._writableStreamController);
return promise;
}
function WritableStreamDefaultWriterCloseWithErrorPropagation(writer) {
var stream = writer._ownerWritableStream;
assert(stream !== undefined);
var state = stream._state;
if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
return Promise.resolve();
}
if (state === 'errored') {
return Promise.reject(stream._storedError);
}
assert(state === 'writable' || state === 'erroring');
return WritableStreamDefaultWriterClose(writer);
}
function WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, error) {
if (writer._closedPromiseState === 'pending') {
defaultWriterClosedPromiseReject(writer, error);
} else {
defaultWriterClosedPromiseResetToRejected(writer, error);
}
writer._closedPromise["catch"](function () {});
}
function WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, error) {
if (writer._readyPromiseState === 'pending') {
defaultWriterReadyPromiseReject(writer, error);
} else {
defaultWriterReadyPromiseResetToRejected(writer, error);
}
writer._readyPromise["catch"](function () {});
}
function WritableStreamDefaultWriterGetDesiredSize(writer) {
var stream = writer._ownerWritableStream;
var state = stream._state;
if (state === 'errored' || state === 'erroring') {
return null;
}
if (state === 'closed') {
return 0;
}
return WritableStreamDefaultControllerGetDesiredSize(stream._writableStreamController);
}
function WritableStreamDefaultWriterRelease(writer) {
var stream = writer._ownerWritableStream;
assert(stream !== undefined);
assert(stream._writer === writer);
var releasedError = new TypeError('Writer was released and can no longer be used to monitor the stream\'s closedness');
WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, releasedError);
WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, releasedError);
stream._writer = undefined;
writer._ownerWritableStream = undefined;
}
function WritableStreamDefaultWriterWrite(writer, chunk) {
var stream = writer._ownerWritableStream;
assert(stream !== undefined);
var controller = stream._writableStreamController;
var chunkSize = WritableStreamDefaultControllerGetChunkSize(controller, chunk);
if (stream !== writer._ownerWritableStream) {
return Promise.reject(defaultWriterLockException('write to'));
}
var state = stream._state;
if (state === 'errored') {
return Promise.reject(stream._storedError);
}
if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') {
return Promise.reject(new TypeError('The stream is closing or closed and cannot be written to'));
}
if (state === 'erroring') {
return Promise.reject(stream._storedError);
}
assert(state === 'writable');
var promise = WritableStreamAddWriteRequest(stream);
WritableStreamDefaultControllerWrite(controller, chunk, chunkSize);
return promise;
}
var WritableStreamDefaultController = function () {
function WritableStreamDefaultController(stream, underlyingSink, size, highWaterMark) {
_classCallCheck(this, WritableStreamDefaultController);
if (IsWritableStream(stream) === false) {
throw new TypeError('WritableStreamDefaultController can only be constructed with a WritableStream instance');
}
if (stream._writableStreamController !== undefined) {
throw new TypeError('WritableStreamDefaultController instances can only be created by the WritableStream constructor');
}
this._controlledWritableStream = stream;
this._underlyingSink = underlyingSink;
this._queue = undefined;
this._queueTotalSize = undefined;
ResetQueue(this);
this._started = false;
var normalizedStrategy = ValidateAndNormalizeQueuingStrategy(size, highWaterMark);
this._strategySize = normalizedStrategy.size;
this._strategyHWM = normalizedStrategy.highWaterMark;
var backpressure = WritableStreamDefaultControllerGetBackpressure(this);
WritableStreamUpdateBackpressure(stream, backpressure);
}
_createClass(WritableStreamDefaultController, [{
key: 'error',
value: function error(e) {
if (IsWritableStreamDefaultController(this) === false) {
throw new TypeError('WritableStreamDefaultController.prototype.error can only be used on a WritableStreamDefaultController');
}
var state = this._controlledWritableStream._state;
if (state !== 'writable') {
return;
}
WritableStreamDefaultControllerError(this, e);
}
}, {
key: '__abortSteps',
value: function __abortSteps(reason) {
return PromiseInvokeOrNoop(this._underlyingSink, 'abort', [reason]);
}
}, {
key: '__errorSteps',
value: function __errorSteps() {
ResetQueue(this);
}
}, {
key: '__startSteps',
value: function __startSteps() {
var _this = this;
var startResult = InvokeOrNoop(this._underlyingSink, 'start', [this]);
var stream = this._controlledWritableStream;
Promise.resolve(startResult).then(function () {
assert(stream._state === 'writable' || stream._state === 'erroring');
_this._started = true;
WritableStreamDefaultControllerAdvanceQueueIfNeeded(_this);
}, function (r) {
assert(stream._state === 'writable' || stream._state === 'erroring');
_this._started = true;
WritableStreamDealWithRejection(stream, r);
})["catch"](rethrowAssertionErrorRejection);
}
}]);
return WritableStreamDefaultController;
}();
function WritableStreamDefaultControllerClose(controller) {
EnqueueValueWithSize(controller, 'close', 0);
WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
}
function WritableStreamDefaultControllerGetChunkSize(controller, chunk) {
var strategySize = controller._strategySize;
if (strategySize === undefined) {
return 1;
}
try {
return strategySize(chunk);
} catch (chunkSizeE) {
WritableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);
return 1;
}
}
function WritableStreamDefaultControllerGetDesiredSize(controller) {
return controller._strategyHWM - controller._queueTotalSize;
}
function WritableStreamDefaultControllerWrite(controller, chunk, chunkSize) {
var writeRecord = {
chunk: chunk
};
try {
EnqueueValueWithSize(controller, writeRecord, chunkSize);
} catch (enqueueE) {
WritableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);
return;
}
var stream = controller._controlledWritableStream;
if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._state === 'writable') {
var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
WritableStreamUpdateBackpressure(stream, backpressure);
}
WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
}
function IsWritableStreamDefaultController(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_underlyingSink')) {
return false;
}
return true;
}
function WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller) {
var stream = controller._controlledWritableStream;
if (controller._started === false) {
return;
}
if (stream._inFlightWriteRequest !== undefined) {
return;
}
var state = stream._state;
if (state === 'closed' || state === 'errored') {
return;
}
if (state === 'erroring') {
WritableStreamFinishErroring(stream);
return;
}
if (controller._queue.length === 0) {
return;
}
var writeRecord = PeekQueueValue(controller);
if (writeRecord === 'close') {
WritableStreamDefaultControllerProcessClose(controller);
} else {
WritableStreamDefaultControllerProcessWrite(controller, writeRecord.chunk);
}
}
function WritableStreamDefaultControllerErrorIfNeeded(controller, error) {
if (controller._controlledWritableStream._state === 'writable') {
WritableStreamDefaultControllerError(controller, error);
}
}
function WritableStreamDefaultControllerProcessClose(controller) {
var stream = controller._controlledWritableStream;
WritableStreamMarkCloseRequestInFlight(stream);
DequeueValue(controller);
assert(controller._queue.length === 0, 'queue must be empty once the final write record is dequeued');
var sinkClosePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'close', []);
sinkClosePromise.then(function () {
WritableStreamFinishInFlightClose(stream);
}, function (reason) {
WritableStreamFinishInFlightCloseWithError(stream, reason);
})["catch"](rethrowAssertionErrorRejection);
}
function WritableStreamDefaultControllerProcessWrite(controller, chunk) {
var stream = controller._controlledWritableStream;
WritableStreamMarkFirstWriteRequestInFlight(stream);
var sinkWritePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'write', [chunk, controller]);
sinkWritePromise.then(function () {
WritableStreamFinishInFlightWrite(stream);
var state = stream._state;
assert(state === 'writable' || state === 'erroring');
DequeueValue(controller);
if (WritableStreamCloseQueuedOrInFlight(stream) === false && state === 'writable') {
var backpressure = WritableStreamDefaultControllerGetBackpressure(controller);
WritableStreamUpdateBackpressure(stream, backpressure);
}
WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller);
}, function (reason) {
WritableStreamFinishInFlightWriteWithError(stream, reason);
})["catch"](rethrowAssertionErrorRejection);
}
function WritableStreamDefaultControllerGetBackpressure(controller) {
var desiredSize = WritableStreamDefaultControllerGetDesiredSize(controller);
return desiredSize <= 0;
}
function WritableStreamDefaultControllerError(controller, error) {
var stream = controller._controlledWritableStream;
assert(stream._state === 'writable');
WritableStreamStartErroring(stream, error);
}
function streamBrandCheckException(name) {
return new TypeError('WritableStream.prototype.' + name + ' can only be used on a WritableStream');
}
function defaultWriterBrandCheckException(name) {
return new TypeError('WritableStreamDefaultWriter.prototype.' + name + ' can only be used on a WritableStreamDefaultWriter');
}
function defaultWriterLockException(name) {
return new TypeError('Cannot ' + name + ' a stream using a released writer');
}
function defaultWriterClosedPromiseInitialize(writer) {
writer._closedPromise = new Promise(function (resolve, reject) {
writer._closedPromise_resolve = resolve;
writer._closedPromise_reject = reject;
writer._closedPromiseState = 'pending';
});
}
function defaultWriterClosedPromiseInitializeAsRejected(writer, reason) {
writer._closedPromise = Promise.reject(reason);
writer._closedPromise_resolve = undefined;
writer._closedPromise_reject = undefined;
writer._closedPromiseState = 'rejected';
}
function defaultWriterClosedPromiseInitializeAsResolved(writer) {
writer._closedPromise = Promise.resolve(undefined);
writer._closedPromise_resolve = undefined;
writer._closedPromise_reject = undefined;
writer._closedPromiseState = 'resolved';
}
function defaultWriterClosedPromiseReject(writer, reason) {
assert(writer._closedPromise_resolve !== undefined, 'writer._closedPromise_resolve !== undefined');
assert(writer._closedPromise_reject !== undefined, 'writer._closedPromise_reject !== undefined');
assert(writer._closedPromiseState === 'pending', 'writer._closedPromiseState is pending');
writer._closedPromise_reject(reason);
writer._closedPromise_resolve = undefined;
writer._closedPromise_reject = undefined;
writer._closedPromiseState = 'rejected';
}
function defaultWriterClosedPromiseResetToRejected(writer, reason) {
assert(writer._closedPromise_resolve === undefined, 'writer._closedPromise_resolve === undefined');
assert(writer._closedPromise_reject === undefined, 'writer._closedPromise_reject === undefined');
assert(writer._closedPromiseState !== 'pending', 'writer._closedPromiseState is not pending');
writer._closedPromise = Promise.reject(reason);
writer._closedPromiseState = 'rejected';
}
function defaultWriterClosedPromiseResolve(writer) {
assert(writer._closedPromise_resolve !== undefined, 'writer._closedPromise_resolve !== undefined');
assert(writer._closedPromise_reject !== undefined, 'writer._closedPromise_reject !== undefined');
assert(writer._closedPromiseState === 'pending', 'writer._closedPromiseState is pending');
writer._closedPromise_resolve(undefined);
writer._closedPromise_resolve = undefined;
writer._closedPromise_reject = undefined;
writer._closedPromiseState = 'resolved';
}
function defaultWriterReadyPromiseInitialize(writer) {
writer._readyPromise = new Promise(function (resolve, reject) {
writer._readyPromise_resolve = resolve;
writer._readyPromise_reject = reject;
});
writer._readyPromiseState = 'pending';
}
function defaultWriterReadyPromiseInitializeAsRejected(writer, reason) {
writer._readyPromise = Promise.reject(reason);
writer._readyPromise_resolve = undefined;
writer._readyPromise_reject = undefined;
writer._readyPromiseState = 'rejected';
}
function defaultWriterReadyPromiseInitializeAsResolved(writer) {
writer._readyPromise = Promise.resolve(undefined);
writer._readyPromise_resolve = undefined;
writer._readyPromise_reject = undefined;
writer._readyPromiseState = 'fulfilled';
}
function defaultWriterReadyPromiseReject(writer, reason) {
assert(writer._readyPromise_resolve !== undefined, 'writer._readyPromise_resolve !== undefined');
assert(writer._readyPromise_reject !== undefined, 'writer._readyPromise_reject !== undefined');
writer._readyPromise_reject(reason);
writer._readyPromise_resolve = undefined;
writer._readyPromise_reject = undefined;
writer._readyPromiseState = 'rejected';
}
function defaultWriterReadyPromiseReset(writer) {
assert(writer._readyPromise_resolve === undefined, 'writer._readyPromise_resolve === undefined');
assert(writer._readyPromise_reject === undefined, 'writer._readyPromise_reject === undefined');
writer._readyPromise = new Promise(function (resolve, reject) {
writer._readyPromise_resolve = resolve;
writer._readyPromise_reject = reject;
});
writer._readyPromiseState = 'pending';
}
function defaultWriterReadyPromiseResetToRejected(writer, reason) {
assert(writer._readyPromise_resolve === undefined, 'writer._readyPromise_resolve === undefined');
assert(writer._readyPromise_reject === undefined, 'writer._readyPromise_reject === undefined');
writer._readyPromise = Promise.reject(reason);
writer._readyPromiseState = 'rejected';
}
function defaultWriterReadyPromiseResolve(writer) {
assert(writer._readyPromise_resolve !== undefined, 'writer._readyPromise_resolve !== undefined');
assert(writer._readyPromise_reject !== undefined, 'writer._readyPromise_reject !== undefined');
writer._readyPromise_resolve(undefined);
writer._readyPromise_resolve = undefined;
writer._readyPromise_reject = undefined;
writer._readyPromiseState = 'fulfilled';
}
}, function (module, exports, __w_pdfjs_require__) {
"use strict";
var _require = __w_pdfjs_require__(0),
IsFiniteNonNegativeNumber = _require.IsFiniteNonNegativeNumber;
var _require2 = __w_pdfjs_require__(1),
assert = _require2.assert;
exports.DequeueValue = function (container) {
assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: DequeueValue should only be used on containers with [[queue]] and [[queueTotalSize]].');
assert(container._queue.length > 0, 'Spec-level failure: should never dequeue from an empty queue.');
var pair = container._queue.shift();
container._queueTotalSize -= pair.size;
if (container._queueTotalSize < 0) {
container._queueTotalSize = 0;
}
return pair.value;
};
exports.EnqueueValueWithSize = function (container, value, size) {
assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: EnqueueValueWithSize should only be used on containers with [[queue]] and ' + '[[queueTotalSize]].');
size = Number(size);
if (!IsFiniteNonNegativeNumber(size)) {
throw new RangeError('Size must be a finite, non-NaN, non-negative number.');
}
container._queue.push({
value: value,
size: size
});
container._queueTotalSize += size;
};
exports.PeekQueueValue = function (container) {
assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: PeekQueueValue should only be used on containers with [[queue]] and [[queueTotalSize]].');
assert(container._queue.length > 0, 'Spec-level failure: should never peek at an empty queue.');
var pair = container._queue[0];
return pair.value;
};
exports.ResetQueue = function (container) {
assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: ResetQueue should only be used on containers with [[queue]] and [[queueTotalSize]].');
container._queue = [];
container._queueTotalSize = 0;
};
}, function (module, exports, __w_pdfjs_require__) {
"use strict";
var _createClass = function () {
function defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
return function (Constructor, protoProps, staticProps) {
if (protoProps) defineProperties(Constructor.prototype, protoProps);
if (staticProps) defineProperties(Constructor, staticProps);
return Constructor;
};
}();
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
var _require = __w_pdfjs_require__(0),
ArrayBufferCopy = _require.ArrayBufferCopy,
CreateIterResultObject = _require.CreateIterResultObject,
IsFiniteNonNegativeNumber = _require.IsFiniteNonNegativeNumber,
InvokeOrNoop = _require.InvokeOrNoop,
PromiseInvokeOrNoop = _require.PromiseInvokeOrNoop,
TransferArrayBuffer = _require.TransferArrayBuffer,
ValidateAndNormalizeQueuingStrategy = _require.ValidateAndNormalizeQueuingStrategy,
ValidateAndNormalizeHighWaterMark = _require.ValidateAndNormalizeHighWaterMark;
var _require2 = __w_pdfjs_require__(0),
createArrayFromList = _require2.createArrayFromList,
createDataProperty = _require2.createDataProperty,
typeIsObject = _require2.typeIsObject;
var _require3 = __w_pdfjs_require__(1),
assert = _require3.assert,
rethrowAssertionErrorRejection = _require3.rethrowAssertionErrorRejection;
var _require4 = __w_pdfjs_require__(3),
DequeueValue = _require4.DequeueValue,
EnqueueValueWithSize = _require4.EnqueueValueWithSize,
ResetQueue = _require4.ResetQueue;
var _require5 = __w_pdfjs_require__(2),
AcquireWritableStreamDefaultWriter = _require5.AcquireWritableStreamDefaultWriter,
IsWritableStream = _require5.IsWritableStream,
IsWritableStreamLocked = _require5.IsWritableStreamLocked,
WritableStreamAbort = _require5.WritableStreamAbort,
WritableStreamDefaultWriterCloseWithErrorPropagation = _require5.WritableStreamDefaultWriterCloseWithErrorPropagation,
WritableStreamDefaultWriterRelease = _require5.WritableStreamDefaultWriterRelease,
WritableStreamDefaultWriterWrite = _require5.WritableStreamDefaultWriterWrite,
WritableStreamCloseQueuedOrInFlight = _require5.WritableStreamCloseQueuedOrInFlight;
var ReadableStream = function () {
function ReadableStream() {
var underlyingSource = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
size = _ref.size,
highWaterMark = _ref.highWaterMark;
_classCallCheck(this, ReadableStream);
this._state = 'readable';
this._reader = undefined;
this._storedError = undefined;
this._disturbed = false;
this._readableStreamController = undefined;
var type = underlyingSource.type;
var typeString = String(type);
if (typeString === 'bytes') {
if (highWaterMark === undefined) {
highWaterMark = 0;
}
this._readableStreamController = new ReadableByteStreamController(this, underlyingSource, highWaterMark);
} else if (type === undefined) {
if (highWaterMark === undefined) {
highWaterMark = 1;
}
this._readableStreamController = new ReadableStreamDefaultController(this, underlyingSource, size, highWaterMark);
} else {
throw new RangeError('Invalid type is specified');
}
}
_createClass(ReadableStream, [{
key: 'cancel',
value: function cancel(reason) {
if (IsReadableStream(this) === false) {
return Promise.reject(streamBrandCheckException('cancel'));
}
if (IsReadableStreamLocked(this) === true) {
return Promise.reject(new TypeError('Cannot cancel a stream that already has a reader'));
}
return ReadableStreamCancel(this, reason);
}
}, {
key: 'getReader',
value: function getReader() {
var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
mode = _ref2.mode;
if (IsReadableStream(this) === false) {
throw streamBrandCheckException('getReader');
}
if (mode === undefined) {
return AcquireReadableStreamDefaultReader(this);
}
mode = String(mode);
if (mode === 'byob') {
return AcquireReadableStreamBYOBReader(this);
}
throw new RangeError('Invalid mode is specified');
}
}, {
key: 'pipeThrough',
value: function pipeThrough(_ref3, options) {
var writable = _ref3.writable,
readable = _ref3.readable;
var promise = this.pipeTo(writable, options);
ifIsObjectAndHasAPromiseIsHandledInternalSlotSetPromiseIsHandledToTrue(promise);
return readable;
}
}, {
key: 'pipeTo',
value: function pipeTo(dest) {
var _this = this;
var _ref4 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
preventClose = _ref4.preventClose,
preventAbort = _ref4.preventAbort,
preventCancel = _ref4.preventCancel;
if (IsReadableStream(this) === false) {
return Promise.reject(streamBrandCheckException('pipeTo'));
}
if (IsWritableStream(dest) === false) {
return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo\'s first argument must be a WritableStream'));
}
preventClose = Boolean(preventClose);
preventAbort = Boolean(preventAbort);
preventCancel = Boolean(preventCancel);
if (IsReadableStreamLocked(this) === true) {
return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked ReadableStream'));
}
if (IsWritableStreamLocked(dest) === true) {
return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked WritableStream'));
}
var reader = AcquireReadableStreamDefaultReader(this);
var writer = AcquireWritableStreamDefaultWriter(dest);
var shuttingDown = false;
var currentWrite = Promise.resolve();
return new Promise(function (resolve, reject) {
function pipeLoop() {
currentWrite = Promise.resolve();
if (shuttingDown === true) {
return Promise.resolve();
}
return writer._readyPromise.then(function () {
return ReadableStreamDefaultReaderRead(reader).then(function (_ref5) {
var value = _ref5.value,
done = _ref5.done;
if (done === true) {
return;
}
currentWrite = WritableStreamDefaultWriterWrite(writer, value)["catch"](function () {});
});
}).then(pipeLoop);
}
isOrBecomesErrored(_this, reader._closedPromise, function (storedError) {
if (preventAbort === false) {
shutdownWithAction(function () {
return WritableStreamAbort(dest, storedError);
}, true, storedError);
} else {
shutdown(true, storedError);
}
});
isOrBecomesErrored(dest, writer._closedPromise, function (storedError) {
if (preventCancel === false) {
shutdownWithAction(function () {
return ReadableStreamCancel(_this, storedError);
}, true, storedError);
} else {
shutdown(true, storedError);
}
});
isOrBecomesClosed(_this, reader._closedPromise, function () {
if (preventClose === false) {
shutdownWithAction(function () {
return WritableStreamDefaultWriterCloseWithErrorPropagation(writer);
});
} else {
shutdown();
}
});
if (WritableStreamCloseQueuedOrInFlight(dest) === true || dest._state === 'closed') {
var destClosed = new TypeError('the destination writable stream closed before all data could be piped to it');
if (preventCancel === false) {
shutdownWithAction(function () {
return ReadableStreamCancel(_this, destClosed);
}, true, destClosed);
} else {
shutdown(true, destClosed);
}
}
pipeLoop()["catch"](function (err) {
currentWrite = Promise.resolve();
rethrowAssertionErrorRejection(err);
});
function waitForWritesToFinish() {
var oldCurrentWrite = currentWrite;
return currentWrite.then(function () {
return oldCurrentWrite !== currentWrite ? waitForWritesToFinish() : undefined;
});
}
function isOrBecomesErrored(stream, promise, action) {
if (stream._state === 'errored') {
action(stream._storedError);
} else {
promise["catch"](action)["catch"](rethrowAssertionErrorRejection);
}
}
function isOrBecomesClosed(stream, promise, action) {
if (stream._state === 'closed') {
action();
} else {
promise.then(action)["catch"](rethrowAssertionErrorRejection);
}
}
function shutdownWithAction(action, originalIsError, originalError) {
if (shuttingDown === true) {
return;
}
shuttingDown = true;
if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
waitForWritesToFinish().then(doTheRest);
} else {
doTheRest();
}
function doTheRest() {
action().then(function () {
return finalize(originalIsError, originalError);
}, function (newError) {
return finalize(true, newError);
})["catch"](rethrowAssertionErrorRejection);
}
}
function shutdown(isError, error) {
if (shuttingDown === true) {
return;
}
shuttingDown = true;
if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) {
waitForWritesToFinish().then(function () {
return finalize(isError, error);
})["catch"](rethrowAssertionErrorRejection);
} else {
finalize(isError, error);
}
}
function finalize(isError, error) {
WritableStreamDefaultWriterRelease(writer);
ReadableStreamReaderGenericRelease(reader);
if (isError) {
reject(error);
} else {
resolve(undefined);
}
}
});
}
}, {
key: 'tee',
value: function tee() {
if (IsReadableStream(this) === false) {
throw streamBrandCheckException('tee');
}
var branches = ReadableStreamTee(this, false);
return createArrayFromList(branches);
}
}, {
key: 'locked',
get: function get() {
if (IsReadableStream(this) === false) {
throw streamBrandCheckException('locked');
}
return IsReadableStreamLocked(this);
}
}]);
return ReadableStream;
}();
module.exports = {
ReadableStream: ReadableStream,
IsReadableStreamDisturbed: IsReadableStreamDisturbed,
ReadableStreamDefaultControllerClose: ReadableStreamDefaultControllerClose,
ReadableStreamDefaultControllerEnqueue: ReadableStreamDefaultControllerEnqueue,
ReadableStreamDefaultControllerError: ReadableStreamDefaultControllerError,
ReadableStreamDefaultControllerGetDesiredSize: ReadableStreamDefaultControllerGetDesiredSize
};
function AcquireReadableStreamBYOBReader(stream) {
return new ReadableStreamBYOBReader(stream);
}
function AcquireReadableStreamDefaultReader(stream) {
return new ReadableStreamDefaultReader(stream);
}
function IsReadableStream(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_readableStreamController')) {
return false;
}
return true;
}
function IsReadableStreamDisturbed(stream) {
assert(IsReadableStream(stream) === true, 'IsReadableStreamDisturbed should only be used on known readable streams');
return stream._disturbed;
}
function IsReadableStreamLocked(stream) {
assert(IsReadableStream(stream) === true, 'IsReadableStreamLocked should only be used on known readable streams');
if (stream._reader === undefined) {
return false;
}
return true;
}
function ReadableStreamTee(stream, cloneForBranch2) {
assert(IsReadableStream(stream) === true);
assert(typeof cloneForBranch2 === 'boolean');
var reader = AcquireReadableStreamDefaultReader(stream);
var teeState = {
closedOrErrored: false,
canceled1: false,
canceled2: false,
reason1: undefined,
reason2: undefined
};
teeState.promise = new Promise(function (resolve) {
teeState._resolve = resolve;
});
var pull = create_ReadableStreamTeePullFunction();
pull._reader = reader;
pull._teeState = teeState;
pull._cloneForBranch2 = cloneForBranch2;
var cancel1 = create_ReadableStreamTeeBranch1CancelFunction();
cancel1._stream = stream;
cancel1._teeState = teeState;
var cancel2 = create_ReadableStreamTeeBranch2CancelFunction();
cancel2._stream = stream;
cancel2._teeState = teeState;
var underlyingSource1 = Object.create(Object.prototype);
createDataProperty(underlyingSource1, 'pull', pull);
createDataProperty(underlyingSource1, 'cancel', cancel1);
var branch1Stream = new ReadableStream(underlyingSource1);
var underlyingSource2 = Object.create(Object.prototype);
createDataProperty(underlyingSource2, 'pull', pull);
createDataProperty(underlyingSource2, 'cancel', cancel2);
var branch2Stream = new ReadableStream(underlyingSource2);
pull._branch1 = branch1Stream._readableStreamController;
pull._branch2 = branch2Stream._readableStreamController;
reader._closedPromise["catch"](function (r) {
if (teeState.closedOrErrored === true) {
return;
}
ReadableStreamDefaultControllerError(pull._branch1, r);
ReadableStreamDefaultControllerError(pull._branch2, r);
teeState.closedOrErrored = true;
});
return [branch1Stream, branch2Stream];
}
function create_ReadableStreamTeePullFunction() {
function f() {
var reader = f._reader,
branch1 = f._branch1,
branch2 = f._branch2,
teeState = f._teeState;
return ReadableStreamDefaultReaderRead(reader).then(function (result) {
assert(typeIsObject(result));
var value = result.value;
var done = result.done;
assert(typeof done === 'boolean');
if (done === true && teeState.closedOrErrored === false) {
if (teeState.canceled1 === false) {
ReadableStreamDefaultControllerClose(branch1);
}
if (teeState.canceled2 === false) {
ReadableStreamDefaultControllerClose(branch2);
}
teeState.closedOrErrored = true;
}
if (teeState.closedOrErrored === true) {
return;
}
var value1 = value;
var value2 = value;
if (teeState.canceled1 === false) {
ReadableStreamDefaultControllerEnqueue(branch1, value1);
}
if (teeState.canceled2 === false) {
ReadableStreamDefaultControllerEnqueue(branch2, value2);
}
});
}
return f;
}
function create_ReadableStreamTeeBranch1CancelFunction() {
function f(reason) {
var stream = f._stream,
teeState = f._teeState;
teeState.canceled1 = true;
teeState.reason1 = reason;
if (teeState.canceled2 === true) {
var compositeReason = createArrayFromList([teeState.reason1, teeState.reason2]);
var cancelResult = ReadableStreamCancel(stream, compositeReason);
teeState._resolve(cancelResult);
}
return teeState.promise;
}
return f;
}
function create_ReadableStreamTeeBranch2CancelFunction() {
function f(reason) {
var stream = f._stream,
teeState = f._teeState;
teeState.canceled2 = true;
teeState.reason2 = reason;
if (teeState.canceled1 === true) {
var compositeReason = createArrayFromList([teeState.reason1, teeState.reason2]);
var cancelResult = ReadableStreamCancel(stream, compositeReason);
teeState._resolve(cancelResult);
}
return teeState.promise;
}
return f;
}
function ReadableStreamAddReadIntoRequest(stream) {
assert(IsReadableStreamBYOBReader(stream._reader) === true);
assert(stream._state === 'readable' || stream._state === 'closed');
var promise = new Promise(function (resolve, reject) {
var readIntoRequest = {
_resolve: resolve,
_reject: reject
};
stream._reader._readIntoRequests.push(readIntoRequest);
});
return promise;
}
function ReadableStreamAddReadRequest(stream) {
assert(IsReadableStreamDefaultReader(stream._reader) === true);
assert(stream._state === 'readable');
var promise = new Promise(function (resolve, reject) {
var readRequest = {
_resolve: resolve,
_reject: reject
};
stream._reader._readRequests.push(readRequest);
});
return promise;
}
function ReadableStreamCancel(stream, reason) {
stream._disturbed = true;
if (stream._state === 'closed') {
return Promise.resolve(undefined);
}
if (stream._state === 'errored') {
return Promise.reject(stream._storedError);
}
ReadableStreamClose(stream);
var sourceCancelPromise = stream._readableStreamController.__cancelSteps(reason);
return sourceCancelPromise.then(function () {
return undefined;
});
}
function ReadableStreamClose(stream) {
assert(stream._state === 'readable');
stream._state = 'closed';
var reader = stream._reader;
if (reader === undefined) {
return undefined;
}
if (IsReadableStreamDefaultReader(reader) === true) {
for (var i = 0; i < reader._readRequests.length; i++) {
var _resolve = reader._readRequests[i]._resolve;
_resolve(CreateIterResultObject(undefined, true));
}
reader._readRequests = [];
}
defaultReaderClosedPromiseResolve(reader);
return undefined;
}
function ReadableStreamError(stream, e) {
assert(IsReadableStream(stream) === true, 'stream must be ReadableStream');
assert(stream._state === 'readable', 'state must be readable');
stream._state = 'errored';
stream._storedError = e;
var reader = stream._reader;
if (reader === undefined) {
return undefined;
}
if (IsReadableStreamDefaultReader(reader) === true) {
for (var i = 0; i < reader._readRequests.length; i++) {
var readRequest = reader._readRequests[i];
readRequest._reject(e);
}
reader._readRequests = [];
} else {
assert(IsReadableStreamBYOBReader(reader), 'reader must be ReadableStreamBYOBReader');
for (var _i = 0; _i < reader._readIntoRequests.length; _i++) {
var readIntoRequest = reader._readIntoRequests[_i];
readIntoRequest._reject(e);
}
reader._readIntoRequests = [];
}
defaultReaderClosedPromiseReject(reader, e);
reader._closedPromise["catch"](function () {});
}
function ReadableStreamFulfillReadIntoRequest(stream, chunk, done) {
var reader = stream._reader;
assert(reader._readIntoRequests.length > 0);
var readIntoRequest = reader._readIntoRequests.shift();
readIntoRequest._resolve(CreateIterResultObject(chunk, done));
}
function ReadableStreamFulfillReadRequest(stream, chunk, done) {
var reader = stream._reader;
assert(reader._readRequests.length > 0);
var readRequest = reader._readRequests.shift();
readRequest._resolve(CreateIterResultObject(chunk, done));
}
function ReadableStreamGetNumReadIntoRequests(stream) {
return stream._reader._readIntoRequests.length;
}
function ReadableStreamGetNumReadRequests(stream) {
return stream._reader._readRequests.length;
}
function ReadableStreamHasBYOBReader(stream) {
var reader = stream._reader;
if (reader === undefined) {
return false;
}
if (IsReadableStreamBYOBReader(reader) === false) {
return false;
}
return true;
}
function ReadableStreamHasDefaultReader(stream) {
var reader = stream._reader;
if (reader === undefined) {
return false;
}
if (IsReadableStreamDefaultReader(reader) === false) {
return false;
}
return true;
}
var ReadableStreamDefaultReader = function () {
function ReadableStreamDefaultReader(stream) {
_classCallCheck(this, ReadableStreamDefaultReader);
if (IsReadableStream(stream) === false) {
throw new TypeError('ReadableStreamDefaultReader can only be constructed with a ReadableStream instance');
}
if (IsReadableStreamLocked(stream) === true) {
throw new TypeError('This stream has already been locked for exclusive reading by another reader');
}
ReadableStreamReaderGenericInitialize(this, stream);
this._readRequests = [];
}
_createClass(ReadableStreamDefaultReader, [{
key: 'cancel',
value: function cancel(reason) {
if (IsReadableStreamDefaultReader(this) === false) {
return Promise.reject(defaultReaderBrandCheckException('cancel'));
}
if (this._ownerReadableStream === undefined) {
return Promise.reject(readerLockException('cancel'));
}
return ReadableStreamReaderGenericCancel(this, reason);
}
}, {
key: 'read',
value: function read() {
if (IsReadableStreamDefaultReader(this) === false) {
return Promise.reject(defaultReaderBrandCheckException('read'));
}
if (this._ownerReadableStream === undefined) {
return Promise.reject(readerLockException('read from'));
}
return ReadableStreamDefaultReaderRead(this);
}
}, {
key: 'releaseLock',
value: function releaseLock() {
if (IsReadableStreamDefaultReader(this) === false) {
throw defaultReaderBrandCheckException('releaseLock');
}
if (this._ownerReadableStream === undefined) {
return;
}
if (this._readRequests.length > 0) {
throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
}
ReadableStreamReaderGenericRelease(this);
}
}, {
key: 'closed',
get: function get() {
if (IsReadableStreamDefaultReader(this) === false) {
return Promise.reject(defaultReaderBrandCheckException('closed'));
}
return this._closedPromise;
}
}]);
return ReadableStreamDefaultReader;
}();
var ReadableStreamBYOBReader = function () {
function ReadableStreamBYOBReader(stream) {
_classCallCheck(this, ReadableStreamBYOBReader);
if (!IsReadableStream(stream)) {
throw new TypeError('ReadableStreamBYOBReader can only be constructed with a ReadableStream instance given a ' + 'byte source');
}
if (IsReadableByteStreamController(stream._readableStreamController) === false) {
throw new TypeError('Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte ' + 'source');
}
if (IsReadableStreamLocked(stream)) {
throw new TypeError('This stream has already been locked for exclusive reading by another reader');
}
ReadableStreamReaderGenericInitialize(this, stream);
this._readIntoRequests = [];
}
_createClass(ReadableStreamBYOBReader, [{
key: 'cancel',
value: function cancel(reason) {
if (!IsReadableStreamBYOBReader(this)) {
return Promise.reject(byobReaderBrandCheckException('cancel'));
}
if (this._ownerReadableStream === undefined) {
return Promise.reject(readerLockException('cancel'));
}
return ReadableStreamReaderGenericCancel(this, reason);
}
}, {
key: 'read',
value: function read(view) {
if (!IsReadableStreamBYOBReader(this)) {
return Promise.reject(byobReaderBrandCheckException('read'));
}
if (this._ownerReadableStream === undefined) {
return Promise.reject(readerLockException('read from'));
}
if (!ArrayBuffer.isView(view)) {
return Promise.reject(new TypeError('view must be an array buffer view'));
}
if (view.byteLength === 0) {
return Promise.reject(new TypeError('view must have non-zero byteLength'));
}
return ReadableStreamBYOBReaderRead(this, view);
}
}, {
key: 'releaseLock',
value: function releaseLock() {
if (!IsReadableStreamBYOBReader(this)) {
throw byobReaderBrandCheckException('releaseLock');
}
if (this._ownerReadableStream === undefined) {
return;
}
if (this._readIntoRequests.length > 0) {
throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled');
}
ReadableStreamReaderGenericRelease(this);
}
}, {
key: 'closed',
get: function get() {
if (!IsReadableStreamBYOBReader(this)) {
return Promise.reject(byobReaderBrandCheckException('closed'));
}
return this._closedPromise;
}
}]);
return ReadableStreamBYOBReader;
}();
function IsReadableStreamBYOBReader(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_readIntoRequests')) {
return false;
}
return true;
}
function IsReadableStreamDefaultReader(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_readRequests')) {
return false;
}
return true;
}
function ReadableStreamReaderGenericInitialize(reader, stream) {
reader._ownerReadableStream = stream;
stream._reader = reader;
if (stream._state === 'readable') {
defaultReaderClosedPromiseInitialize(reader);
} else if (stream._state === 'closed') {
defaultReaderClosedPromiseInitializeAsResolved(reader);
} else {
assert(stream._state === 'errored', 'state must be errored');
defaultReaderClosedPromiseInitializeAsRejected(reader, stream._storedError);
reader._closedPromise["catch"](function () {});
}
}
function ReadableStreamReaderGenericCancel(reader, reason) {
var stream = reader._ownerReadableStream;
assert(stream !== undefined);
return ReadableStreamCancel(stream, reason);
}
function ReadableStreamReaderGenericRelease(reader) {
assert(reader._ownerReadableStream !== undefined);
assert(reader._ownerReadableStream._reader === reader);
if (reader._ownerReadableStream._state === 'readable') {
defaultReaderClosedPromiseReject(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
} else {
defaultReaderClosedPromiseResetToRejected(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness'));
}
reader._closedPromise["catch"](function () {});
reader._ownerReadableStream._reader = undefined;
reader._ownerReadableStream = undefined;
}
function ReadableStreamBYOBReaderRead(reader, view) {
var stream = reader._ownerReadableStream;
assert(stream !== undefined);
stream._disturbed = true;
if (stream._state === 'errored') {
return Promise.reject(stream._storedError);
}
return ReadableByteStreamControllerPullInto(stream._readableStreamController, view);
}
function ReadableStreamDefaultReaderRead(reader) {
var stream = reader._ownerReadableStream;
assert(stream !== undefined);
stream._disturbed = true;
if (stream._state === 'closed') {
return Promise.resolve(CreateIterResultObject(undefined, true));
}
if (stream._state === 'errored') {
return Promise.reject(stream._storedError);
}
assert(stream._state === 'readable');
return stream._readableStreamController.__pullSteps();
}
var ReadableStreamDefaultController = function () {
function ReadableStreamDefaultController(stream, underlyingSource, size, highWaterMark) {
_classCallCheck(this, ReadableStreamDefaultController);
if (IsReadableStream(stream) === false) {
throw new TypeError('ReadableStreamDefaultController can only be constructed with a ReadableStream instance');
}
if (stream._readableStreamController !== undefined) {
throw new TypeError('ReadableStreamDefaultController instances can only be created by the ReadableStream constructor');
}
this._controlledReadableStream = stream;
this._underlyingSource = underlyingSource;
this._queue = undefined;
this._queueTotalSize = undefined;
ResetQueue(this);
this._started = false;
this._closeRequested = false;
this._pullAgain = false;
this._pulling = false;
var normalizedStrategy = ValidateAndNormalizeQueuingStrategy(size, highWaterMark);
this._strategySize = normalizedStrategy.size;
this._strategyHWM = normalizedStrategy.highWaterMark;
var controller = this;
var startResult = InvokeOrNoop(underlyingSource, 'start', [this]);
Promise.resolve(startResult).then(function () {
controller._started = true;
assert(controller._pulling === false);
assert(controller._pullAgain === false);
ReadableStreamDefaultControllerCallPullIfNeeded(controller);
}, function (r) {
ReadableStreamDefaultControllerErrorIfNeeded(controller, r);
})["catch"](rethrowAssertionErrorRejection);
}
_createClass(ReadableStreamDefaultController, [{
key: 'close',
value: function close() {
if (IsReadableStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('close');
}
if (this._closeRequested === true) {
throw new TypeError('The stream has already been closed; do not close it again!');
}
var state = this._controlledReadableStream._state;
if (state !== 'readable') {
throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be closed');
}
ReadableStreamDefaultControllerClose(this);
}
}, {
key: 'enqueue',
value: function enqueue(chunk) {
if (IsReadableStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('enqueue');
}
if (this._closeRequested === true) {
throw new TypeError('stream is closed or draining');
}
var state = this._controlledReadableStream._state;
if (state !== 'readable') {
throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be enqueued to');
}
return ReadableStreamDefaultControllerEnqueue(this, chunk);
}
}, {
key: 'error',
value: function error(e) {
if (IsReadableStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('error');
}
var stream = this._controlledReadableStream;
if (stream._state !== 'readable') {
throw new TypeError('The stream is ' + stream._state + ' and so cannot be errored');
}
ReadableStreamDefaultControllerError(this, e);
}
}, {
key: '__cancelSteps',
value: function __cancelSteps(reason) {
ResetQueue(this);
return PromiseInvokeOrNoop(this._underlyingSource, 'cancel', [reason]);
}
}, {
key: '__pullSteps',
value: function __pullSteps() {
var stream = this._controlledReadableStream;
if (this._queue.length > 0) {
var chunk = DequeueValue(this);
if (this._closeRequested === true && this._queue.length === 0) {
ReadableStreamClose(stream);
} else {
ReadableStreamDefaultControllerCallPullIfNeeded(this);
}
return Promise.resolve(CreateIterResultObject(chunk, false));
}
var pendingPromise = ReadableStreamAddReadRequest(stream);
ReadableStreamDefaultControllerCallPullIfNeeded(this);
return pendingPromise;
}
}, {
key: 'desiredSize',
get: function get() {
if (IsReadableStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('desiredSize');
}
return ReadableStreamDefaultControllerGetDesiredSize(this);
}
}]);
return ReadableStreamDefaultController;
}();
function IsReadableStreamDefaultController(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_underlyingSource')) {
return false;
}
return true;
}
function ReadableStreamDefaultControllerCallPullIfNeeded(controller) {
var shouldPull = ReadableStreamDefaultControllerShouldCallPull(controller);
if (shouldPull === false) {
return undefined;
}
if (controller._pulling === true) {
controller._pullAgain = true;
return undefined;
}
assert(controller._pullAgain === false);
controller._pulling = true;
var pullPromise = PromiseInvokeOrNoop(controller._underlyingSource, 'pull', [controller]);
pullPromise.then(function () {
controller._pulling = false;
if (controller._pullAgain === true) {
controller._pullAgain = false;
return ReadableStreamDefaultControllerCallPullIfNeeded(controller);
}
return undefined;
}, function (e) {
ReadableStreamDefaultControllerErrorIfNeeded(controller, e);
})["catch"](rethrowAssertionErrorRejection);
return undefined;
}
function ReadableStreamDefaultControllerShouldCallPull(controller) {
var stream = controller._controlledReadableStream;
if (stream._state === 'closed' || stream._state === 'errored') {
return false;
}
if (controller._closeRequested === true) {
return false;
}
if (controller._started === false) {
return false;
}
if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
return true;
}
var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller);
if (desiredSize > 0) {
return true;
}
return false;
}
function ReadableStreamDefaultControllerClose(controller) {
var stream = controller._controlledReadableStream;
assert(controller._closeRequested === false);
assert(stream._state === 'readable');
controller._closeRequested = true;
if (controller._queue.length === 0) {
ReadableStreamClose(stream);
}
}
function ReadableStreamDefaultControllerEnqueue(controller, chunk) {
var stream = controller._controlledReadableStream;
assert(controller._closeRequested === false);
assert(stream._state === 'readable');
if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
ReadableStreamFulfillReadRequest(stream, chunk, false);
} else {
var chunkSize = 1;
if (controller._strategySize !== undefined) {
var strategySize = controller._strategySize;
try {
chunkSize = strategySize(chunk);
} catch (chunkSizeE) {
ReadableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE);
throw chunkSizeE;
}
}
try {
EnqueueValueWithSize(controller, chunk, chunkSize);
} catch (enqueueE) {
ReadableStreamDefaultControllerErrorIfNeeded(controller, enqueueE);
throw enqueueE;
}
}
ReadableStreamDefaultControllerCallPullIfNeeded(controller);
return undefined;
}
function ReadableStreamDefaultControllerError(controller, e) {
var stream = controller._controlledReadableStream;
assert(stream._state === 'readable');
ResetQueue(controller);
ReadableStreamError(stream, e);
}
function ReadableStreamDefaultControllerErrorIfNeeded(controller, e) {
if (controller._controlledReadableStream._state === 'readable') {
ReadableStreamDefaultControllerError(controller, e);
}
}
function ReadableStreamDefaultControllerGetDesiredSize(controller) {
var stream = controller._controlledReadableStream;
var state = stream._state;
if (state === 'errored') {
return null;
}
if (state === 'closed') {
return 0;
}
return controller._strategyHWM - controller._queueTotalSize;
}
var ReadableStreamBYOBRequest = function () {
function ReadableStreamBYOBRequest(controller, view) {
_classCallCheck(this, ReadableStreamBYOBRequest);
this._associatedReadableByteStreamController = controller;
this._view = view;
}
_createClass(ReadableStreamBYOBRequest, [{
key: 'respond',
value: function respond(bytesWritten) {
if (IsReadableStreamBYOBRequest(this) === false) {
throw byobRequestBrandCheckException('respond');
}
if (this._associatedReadableByteStreamController === undefined) {
throw new TypeError('This BYOB request has been invalidated');
}
ReadableByteStreamControllerRespond(this._associatedReadableByteStreamController, bytesWritten);
}
}, {
key: 'respondWithNewView',
value: function respondWithNewView(view) {
if (IsReadableStreamBYOBRequest(this) === false) {
throw byobRequestBrandCheckException('respond');
}
if (this._associatedReadableByteStreamController === undefined) {
throw new TypeError('This BYOB request has been invalidated');
}
if (!ArrayBuffer.isView(view)) {
throw new TypeError('You can only respond with array buffer views');
}
ReadableByteStreamControllerRespondWithNewView(this._associatedReadableByteStreamController, view);
}
}, {
key: 'view',
get: function get() {
return this._view;
}
}]);
return ReadableStreamBYOBRequest;
}();
var ReadableByteStreamController = function () {
function ReadableByteStreamController(stream, underlyingByteSource, highWaterMark) {
_classCallCheck(this, ReadableByteStreamController);
if (IsReadableStream(stream) === false) {
throw new TypeError('ReadableByteStreamController can only be constructed with a ReadableStream instance given ' + 'a byte source');
}
if (stream._readableStreamController !== undefined) {
throw new TypeError('ReadableByteStreamController instances can only be created by the ReadableStream constructor given a byte ' + 'source');
}
this._controlledReadableStream = stream;
this._underlyingByteSource = underlyingByteSource;
this._pullAgain = false;
this._pulling = false;
ReadableByteStreamControllerClearPendingPullIntos(this);
this._queue = this._queueTotalSize = undefined;
ResetQueue(this);
this._closeRequested = false;
this._started = false;
this._strategyHWM = ValidateAndNormalizeHighWaterMark(highWaterMark);
var autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize;
if (autoAllocateChunkSize !== undefined) {
if (Number.isInteger(autoAllocateChunkSize) === false || autoAllocateChunkSize <= 0) {
throw new RangeError('autoAllocateChunkSize must be a positive integer');
}
}
this._autoAllocateChunkSize = autoAllocateChunkSize;
this._pendingPullIntos = [];
var controller = this;
var startResult = InvokeOrNoop(underlyingByteSource, 'start', [this]);
Promise.resolve(startResult).then(function () {
controller._started = true;
assert(controller._pulling === false);
assert(controller._pullAgain === false);
ReadableByteStreamControllerCallPullIfNeeded(controller);
}, function (r) {
if (stream._state === 'readable') {
ReadableByteStreamControllerError(controller, r);
}
})["catch"](rethrowAssertionErrorRejection);
}
_createClass(ReadableByteStreamController, [{
key: 'close',
value: function close() {
if (IsReadableByteStreamController(this) === false) {
throw byteStreamControllerBrandCheckException('close');
}
if (this._closeRequested === true) {
throw new TypeError('The stream has already been closed; do not close it again!');
}
var state = this._controlledReadableStream._state;
if (state !== 'readable') {
throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be closed');
}
ReadableByteStreamControllerClose(this);
}
}, {
key: 'enqueue',
value: function enqueue(chunk) {
if (IsReadableByteStreamController(this) === false) {
throw byteStreamControllerBrandCheckException('enqueue');
}
if (this._closeRequested === true) {
throw new TypeError('stream is closed or draining');
}
var state = this._controlledReadableStream._state;
if (state !== 'readable') {
throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be enqueued to');
}
if (!ArrayBuffer.isView(chunk)) {
throw new TypeError('You can only enqueue array buffer views when using a ReadableByteStreamController');
}
ReadableByteStreamControllerEnqueue(this, chunk);
}
}, {
key: 'error',
value: function error(e) {
if (IsReadableByteStreamController(this) === false) {
throw byteStreamControllerBrandCheckException('error');
}
var stream = this._controlledReadableStream;
if (stream._state !== 'readable') {
throw new TypeError('The stream is ' + stream._state + ' and so cannot be errored');
}
ReadableByteStreamControllerError(this, e);
}
}, {
key: '__cancelSteps',
value: function __cancelSteps(reason) {
if (this._pendingPullIntos.length > 0) {
var firstDescriptor = this._pendingPullIntos[0];
firstDescriptor.bytesFilled = 0;
}
ResetQueue(this);
return PromiseInvokeOrNoop(this._underlyingByteSource, 'cancel', [reason]);
}
}, {
key: '__pullSteps',
value: function __pullSteps() {
var stream = this._controlledReadableStream;
assert(ReadableStreamHasDefaultReader(stream) === true);
if (this._queueTotalSize > 0) {
assert(ReadableStreamGetNumReadRequests(stream) === 0);
var entry = this._queue.shift();
this._queueTotalSize -= entry.byteLength;
ReadableByteStreamControllerHandleQueueDrain(this);
var view = void 0;
try {
view = new Uint8Array(entry.buffer, entry.byteOffset, entry.byteLength);
} catch (viewE) {
return Promise.reject(viewE);
}
return Promise.resolve(CreateIterResultObject(view, false));
}
var autoAllocateChunkSize = this._autoAllocateChunkSize;
if (autoAllocateChunkSize !== undefined) {
var buffer = void 0;
try {
buffer = new ArrayBuffer(autoAllocateChunkSize);
} catch (bufferE) {
return Promise.reject(bufferE);
}
var pullIntoDescriptor = {
buffer: buffer,
byteOffset: 0,
byteLength: autoAllocateChunkSize,
bytesFilled: 0,
elementSize: 1,
ctor: Uint8Array,
readerType: 'default'
};
this._pendingPullIntos.push(pullIntoDescriptor);
}
var promise = ReadableStreamAddReadRequest(stream);
ReadableByteStreamControllerCallPullIfNeeded(this);
return promise;
}
}, {
key: 'byobRequest',
get: function get() {
if (IsReadableByteStreamController(this) === false) {
throw byteStreamControllerBrandCheckException('byobRequest');
}
if (this._byobRequest === undefined && this._pendingPullIntos.length > 0) {
var firstDescriptor = this._pendingPullIntos[0];
var view = new Uint8Array(firstDescriptor.buffer, firstDescriptor.byteOffset + firstDescriptor.bytesFilled, firstDescriptor.byteLength - firstDescriptor.bytesFilled);
this._byobRequest = new ReadableStreamBYOBRequest(this, view);
}
return this._byobRequest;
}
}, {
key: 'desiredSize',
get: function get() {
if (IsReadableByteStreamController(this) === false) {
throw byteStreamControllerBrandCheckException('desiredSize');
}
return ReadableByteStreamControllerGetDesiredSize(this);
}
}]);
return ReadableByteStreamController;
}();
function IsReadableByteStreamController(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_underlyingByteSource')) {
return false;
}
return true;
}
function IsReadableStreamBYOBRequest(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_associatedReadableByteStreamController')) {
return false;
}
return true;
}
function ReadableByteStreamControllerCallPullIfNeeded(controller) {
var shouldPull = ReadableByteStreamControllerShouldCallPull(controller);
if (shouldPull === false) {
return undefined;
}
if (controller._pulling === true) {
controller._pullAgain = true;
return undefined;
}
assert(controller._pullAgain === false);
controller._pulling = true;
var pullPromise = PromiseInvokeOrNoop(controller._underlyingByteSource, 'pull', [controller]);
pullPromise.then(function () {
controller._pulling = false;
if (controller._pullAgain === true) {
controller._pullAgain = false;
ReadableByteStreamControllerCallPullIfNeeded(controller);
}
}, function (e) {
if (controller._controlledReadableStream._state === 'readable') {
ReadableByteStreamControllerError(controller, e);
}
})["catch"](rethrowAssertionErrorRejection);
return undefined;
}
function ReadableByteStreamControllerClearPendingPullIntos(controller) {
ReadableByteStreamControllerInvalidateBYOBRequest(controller);
controller._pendingPullIntos = [];
}
function ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor) {
assert(stream._state !== 'errored', 'state must not be errored');
var done = false;
if (stream._state === 'closed') {
assert(pullIntoDescriptor.bytesFilled === 0);
done = true;
}
var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
if (pullIntoDescriptor.readerType === 'default') {
ReadableStreamFulfillReadRequest(stream, filledView, done);
} else {
assert(pullIntoDescriptor.readerType === 'byob');
ReadableStreamFulfillReadIntoRequest(stream, filledView, done);
}
}
function ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor) {
var bytesFilled = pullIntoDescriptor.bytesFilled;
var elementSize = pullIntoDescriptor.elementSize;
assert(bytesFilled <= pullIntoDescriptor.byteLength);
assert(bytesFilled % elementSize === 0);
return new pullIntoDescriptor.ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, bytesFilled / elementSize);
}
function ReadableByteStreamControllerEnqueueChunkToQueue(controller, buffer, byteOffset, byteLength) {
controller._queue.push({
buffer: buffer,
byteOffset: byteOffset,
byteLength: byteLength
});
controller._queueTotalSize += byteLength;
}
function ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) {
var elementSize = pullIntoDescriptor.elementSize;
var currentAlignedBytes = pullIntoDescriptor.bytesFilled - pullIntoDescriptor.bytesFilled % elementSize;
var maxBytesToCopy = Math.min(controller._queueTotalSize, pullIntoDescriptor.byteLength - pullIntoDescriptor.bytesFilled);
var maxBytesFilled = pullIntoDescriptor.bytesFilled + maxBytesToCopy;
var maxAlignedBytes = maxBytesFilled - maxBytesFilled % elementSize;
var totalBytesToCopyRemaining = maxBytesToCopy;
var ready = false;
if (maxAlignedBytes > currentAlignedBytes) {
totalBytesToCopyRemaining = maxAlignedBytes - pullIntoDescriptor.bytesFilled;
ready = true;
}
var queue = controller._queue;
while (totalBytesToCopyRemaining > 0) {
var headOfQueue = queue[0];
var bytesToCopy = Math.min(totalBytesToCopyRemaining, headOfQueue.byteLength);
var destStart = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
ArrayBufferCopy(pullIntoDescriptor.buffer, destStart, headOfQueue.buffer, headOfQueue.byteOffset, bytesToCopy);
if (headOfQueue.byteLength === bytesToCopy) {
queue.shift();
} else {
headOfQueue.byteOffset += bytesToCopy;
headOfQueue.byteLength -= bytesToCopy;
}
controller._queueTotalSize -= bytesToCopy;
ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesToCopy, pullIntoDescriptor);
totalBytesToCopyRemaining -= bytesToCopy;
}
if (ready === false) {
assert(controller._queueTotalSize === 0, 'queue must be empty');
assert(pullIntoDescriptor.bytesFilled > 0);
assert(pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize);
}
return ready;
}
function ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, size, pullIntoDescriptor) {
assert(controller._pendingPullIntos.length === 0 || controller._pendingPullIntos[0] === pullIntoDescriptor);
ReadableByteStreamControllerInvalidateBYOBRequest(controller);
pullIntoDescriptor.bytesFilled += size;
}
function ReadableByteStreamControllerHandleQueueDrain(controller) {
assert(controller._controlledReadableStream._state === 'readable');
if (controller._queueTotalSize === 0 && controller._closeRequested === true) {
ReadableStreamClose(controller._controlledReadableStream);
} else {
ReadableByteStreamControllerCallPullIfNeeded(controller);
}
}
function ReadableByteStreamControllerInvalidateBYOBRequest(controller) {
if (controller._byobRequest === undefined) {
return;
}
controller._byobRequest._associatedReadableByteStreamController = undefined;
controller._byobRequest._view = undefined;
controller._byobRequest = undefined;
}
function ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller) {
assert(controller._closeRequested === false);
while (controller._pendingPullIntos.length > 0) {
if (controller._queueTotalSize === 0) {
return;
}
var pullIntoDescriptor = controller._pendingPullIntos[0];
if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
ReadableByteStreamControllerShiftPendingPullInto(controller);
ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableStream, pullIntoDescriptor);
}
}
}
function ReadableByteStreamControllerPullInto(controller, view) {
var stream = controller._controlledReadableStream;
var elementSize = 1;
if (view.constructor !== DataView) {
elementSize = view.constructor.BYTES_PER_ELEMENT;
}
var ctor = view.constructor;
var pullIntoDescriptor = {
buffer: view.buffer,
byteOffset: view.byteOffset,
byteLength: view.byteLength,
bytesFilled: 0,
elementSize: elementSize,
ctor: ctor,
readerType: 'byob'
};
if (controller._pendingPullIntos.length > 0) {
pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
controller._pendingPullIntos.push(pullIntoDescriptor);
return ReadableStreamAddReadIntoRequest(stream);
}
if (stream._state === 'closed') {
var emptyView = new view.constructor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, 0);
return Promise.resolve(CreateIterResultObject(emptyView, true));
}
if (controller._queueTotalSize > 0) {
if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) {
var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor);
ReadableByteStreamControllerHandleQueueDrain(controller);
return Promise.resolve(CreateIterResultObject(filledView, false));
}
if (controller._closeRequested === true) {
var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
ReadableByteStreamControllerError(controller, e);
return Promise.reject(e);
}
}
pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
controller._pendingPullIntos.push(pullIntoDescriptor);
var promise = ReadableStreamAddReadIntoRequest(stream);
ReadableByteStreamControllerCallPullIfNeeded(controller);
return promise;
}
function ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor) {
firstDescriptor.buffer = TransferArrayBuffer(firstDescriptor.buffer);
assert(firstDescriptor.bytesFilled === 0, 'bytesFilled must be 0');
var stream = controller._controlledReadableStream;
if (ReadableStreamHasBYOBReader(stream) === true) {
while (ReadableStreamGetNumReadIntoRequests(stream) > 0) {
var pullIntoDescriptor = ReadableByteStreamControllerShiftPendingPullInto(controller);
ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor);
}
}
}
function ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, pullIntoDescriptor) {
if (pullIntoDescriptor.bytesFilled + bytesWritten > pullIntoDescriptor.byteLength) {
throw new RangeError('bytesWritten out of range');
}
ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesWritten, pullIntoDescriptor);
if (pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize) {
return;
}
ReadableByteStreamControllerShiftPendingPullInto(controller);
var remainderSize = pullIntoDescriptor.bytesFilled % pullIntoDescriptor.elementSize;
if (remainderSize > 0) {
var end = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled;
var remainder = pullIntoDescriptor.buffer.slice(end - remainderSize, end);
ReadableByteStreamControllerEnqueueChunkToQueue(controller, remainder, 0, remainder.byteLength);
}
pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer);
pullIntoDescriptor.bytesFilled -= remainderSize;
ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableStream, pullIntoDescriptor);
ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
}
function ReadableByteStreamControllerRespondInternal(controller, bytesWritten) {
var firstDescriptor = controller._pendingPullIntos[0];
var stream = controller._controlledReadableStream;
if (stream._state === 'closed') {
if (bytesWritten !== 0) {
throw new TypeError('bytesWritten must be 0 when calling respond() on a closed stream');
}
ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor);
} else {
assert(stream._state === 'readable');
ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, firstDescriptor);
}
}
function ReadableByteStreamControllerShiftPendingPullInto(controller) {
var descriptor = controller._pendingPullIntos.shift();
ReadableByteStreamControllerInvalidateBYOBRequest(controller);
return descriptor;
}
function ReadableByteStreamControllerShouldCallPull(controller) {
var stream = controller._controlledReadableStream;
if (stream._state !== 'readable') {
return false;
}
if (controller._closeRequested === true) {
return false;
}
if (controller._started === false) {
return false;
}
if (ReadableStreamHasDefaultReader(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) {
return true;
}
if (ReadableStreamHasBYOBReader(stream) === true && ReadableStreamGetNumReadIntoRequests(stream) > 0) {
return true;
}
if (ReadableByteStreamControllerGetDesiredSize(controller) > 0) {
return true;
}
return false;
}
function ReadableByteStreamControllerClose(controller) {
var stream = controller._controlledReadableStream;
assert(controller._closeRequested === false);
assert(stream._state === 'readable');
if (controller._queueTotalSize > 0) {
controller._closeRequested = true;
return;
}
if (controller._pendingPullIntos.length > 0) {
var firstPendingPullInto = controller._pendingPullIntos[0];
if (firstPendingPullInto.bytesFilled > 0) {
var e = new TypeError('Insufficient bytes to fill elements in the given buffer');
ReadableByteStreamControllerError(controller, e);
throw e;
}
}
ReadableStreamClose(stream);
}
function ReadableByteStreamControllerEnqueue(controller, chunk) {
var stream = controller._controlledReadableStream;
assert(controller._closeRequested === false);
assert(stream._state === 'readable');
var buffer = chunk.buffer;
var byteOffset = chunk.byteOffset;
var byteLength = chunk.byteLength;
var transferredBuffer = TransferArrayBuffer(buffer);
if (ReadableStreamHasDefaultReader(stream) === true) {
if (ReadableStreamGetNumReadRequests(stream) === 0) {
ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
} else {
assert(controller._queue.length === 0);
var transferredView = new Uint8Array(transferredBuffer, byteOffset, byteLength);
ReadableStreamFulfillReadRequest(stream, transferredView, false);
}
} else if (ReadableStreamHasBYOBReader(stream) === true) {
ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller);
} else {
assert(IsReadableStreamLocked(stream) === false, 'stream must not be locked');
ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength);
}
}
function ReadableByteStreamControllerError(controller, e) {
var stream = controller._controlledReadableStream;
assert(stream._state === 'readable');
ReadableByteStreamControllerClearPendingPullIntos(controller);
ResetQueue(controller);
ReadableStreamError(stream, e);
}
function ReadableByteStreamControllerGetDesiredSize(controller) {
var stream = controller._controlledReadableStream;
var state = stream._state;
if (state === 'errored') {
return null;
}
if (state === 'closed') {
return 0;
}
return controller._strategyHWM - controller._queueTotalSize;
}
function ReadableByteStreamControllerRespond(controller, bytesWritten) {
bytesWritten = Number(bytesWritten);
if (IsFiniteNonNegativeNumber(bytesWritten) === false) {
throw new RangeError('bytesWritten must be a finite');
}
assert(controller._pendingPullIntos.length > 0);
ReadableByteStreamControllerRespondInternal(controller, bytesWritten);
}
function ReadableByteStreamControllerRespondWithNewView(controller, view) {
assert(controller._pendingPullIntos.length > 0);
var firstDescriptor = controller._pendingPullIntos[0];
if (firstDescriptor.byteOffset + firstDescriptor.bytesFilled !== view.byteOffset) {
throw new RangeError('The region specified by view does not match byobRequest');
}
if (firstDescriptor.byteLength !== view.byteLength) {
throw new RangeError('The buffer of view has different capacity than byobRequest');
}
firstDescriptor.buffer = view.buffer;
ReadableByteStreamControllerRespondInternal(controller, view.byteLength);
}
function streamBrandCheckException(name) {
return new TypeError('ReadableStream.prototype.' + name + ' can only be used on a ReadableStream');
}
function readerLockException(name) {
return new TypeError('Cannot ' + name + ' a stream using a released reader');
}
function defaultReaderBrandCheckException(name) {
return new TypeError('ReadableStreamDefaultReader.prototype.' + name + ' can only be used on a ReadableStreamDefaultReader');
}
function defaultReaderClosedPromiseInitialize(reader) {
reader._closedPromise = new Promise(function (resolve, reject) {
reader._closedPromise_resolve = resolve;
reader._closedPromise_reject = reject;
});
}
function defaultReaderClosedPromiseInitializeAsRejected(reader, reason) {
reader._closedPromise = Promise.reject(reason);
reader._closedPromise_resolve = undefined;
reader._closedPromise_reject = undefined;
}
function defaultReaderClosedPromiseInitializeAsResolved(reader) {
reader._closedPromise = Promise.resolve(undefined);
reader._closedPromise_resolve = undefined;
reader._closedPromise_reject = undefined;
}
function defaultReaderClosedPromiseReject(reader, reason) {
assert(reader._closedPromise_resolve !== undefined);
assert(reader._closedPromise_reject !== undefined);
reader._closedPromise_reject(reason);
reader._closedPromise_resolve = undefined;
reader._closedPromise_reject = undefined;
}
function defaultReaderClosedPromiseResetToRejected(reader, reason) {
assert(reader._closedPromise_resolve === undefined);
assert(reader._closedPromise_reject === undefined);
reader._closedPromise = Promise.reject(reason);
}
function defaultReaderClosedPromiseResolve(reader) {
assert(reader._closedPromise_resolve !== undefined);
assert(reader._closedPromise_reject !== undefined);
reader._closedPromise_resolve(undefined);
reader._closedPromise_resolve = undefined;
reader._closedPromise_reject = undefined;
}
function byobReaderBrandCheckException(name) {
return new TypeError('ReadableStreamBYOBReader.prototype.' + name + ' can only be used on a ReadableStreamBYOBReader');
}
function defaultControllerBrandCheckException(name) {
return new TypeError('ReadableStreamDefaultController.prototype.' + name + ' can only be used on a ReadableStreamDefaultController');
}
function byobRequestBrandCheckException(name) {
return new TypeError('ReadableStreamBYOBRequest.prototype.' + name + ' can only be used on a ReadableStreamBYOBRequest');
}
function byteStreamControllerBrandCheckException(name) {
return new TypeError('ReadableByteStreamController.prototype.' + name + ' can only be used on a ReadableByteStreamController');
}
function ifIsObjectAndHasAPromiseIsHandledInternalSlotSetPromiseIsHandledToTrue(promise) {
try {
Promise.prototype.then.call(promise, undefined, function () {});
} catch (e) {}
}
}, function (module, exports, __w_pdfjs_require__) {
"use strict";
var transformStream = __w_pdfjs_require__(6);
var readableStream = __w_pdfjs_require__(4);
var writableStream = __w_pdfjs_require__(2);
exports.TransformStream = transformStream.TransformStream;
exports.ReadableStream = readableStream.ReadableStream;
exports.IsReadableStreamDisturbed = readableStream.IsReadableStreamDisturbed;
exports.ReadableStreamDefaultControllerClose = readableStream.ReadableStreamDefaultControllerClose;
exports.ReadableStreamDefaultControllerEnqueue = readableStream.ReadableStreamDefaultControllerEnqueue;
exports.ReadableStreamDefaultControllerError = readableStream.ReadableStreamDefaultControllerError;
exports.ReadableStreamDefaultControllerGetDesiredSize = readableStream.ReadableStreamDefaultControllerGetDesiredSize;
exports.AcquireWritableStreamDefaultWriter = writableStream.AcquireWritableStreamDefaultWriter;
exports.IsWritableStream = writableStream.IsWritableStream;
exports.IsWritableStreamLocked = writableStream.IsWritableStreamLocked;
exports.WritableStream = writableStream.WritableStream;
exports.WritableStreamAbort = writableStream.WritableStreamAbort;
exports.WritableStreamDefaultControllerError = writableStream.WritableStreamDefaultControllerError;
exports.WritableStreamDefaultWriterCloseWithErrorPropagation = writableStream.WritableStreamDefaultWriterCloseWithErrorPropagation;
exports.WritableStreamDefaultWriterRelease = writableStream.WritableStreamDefaultWriterRelease;
exports.WritableStreamDefaultWriterWrite = writableStream.WritableStreamDefaultWriterWrite;
}, function (module, exports, __w_pdfjs_require__) {
"use strict";
var _createClass = function () {
function defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
return function (Constructor, protoProps, staticProps) {
if (protoProps) defineProperties(Constructor.prototype, protoProps);
if (staticProps) defineProperties(Constructor, staticProps);
return Constructor;
};
}();
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
var _require = __w_pdfjs_require__(1),
assert = _require.assert;
var _require2 = __w_pdfjs_require__(0),
InvokeOrNoop = _require2.InvokeOrNoop,
PromiseInvokeOrPerformFallback = _require2.PromiseInvokeOrPerformFallback,
PromiseInvokeOrNoop = _require2.PromiseInvokeOrNoop,
typeIsObject = _require2.typeIsObject;
var _require3 = __w_pdfjs_require__(4),
ReadableStream = _require3.ReadableStream,
ReadableStreamDefaultControllerClose = _require3.ReadableStreamDefaultControllerClose,
ReadableStreamDefaultControllerEnqueue = _require3.ReadableStreamDefaultControllerEnqueue,
ReadableStreamDefaultControllerError = _require3.ReadableStreamDefaultControllerError,
ReadableStreamDefaultControllerGetDesiredSize = _require3.ReadableStreamDefaultControllerGetDesiredSize;
var _require4 = __w_pdfjs_require__(2),
WritableStream = _require4.WritableStream,
WritableStreamDefaultControllerError = _require4.WritableStreamDefaultControllerError;
function TransformStreamCloseReadable(transformStream) {
if (transformStream._errored === true) {
throw new TypeError('TransformStream is already errored');
}
if (transformStream._readableClosed === true) {
throw new TypeError('Readable side is already closed');
}
TransformStreamCloseReadableInternal(transformStream);
}
function TransformStreamEnqueueToReadable(transformStream, chunk) {
if (transformStream._errored === true) {
throw new TypeError('TransformStream is already errored');
}
if (transformStream._readableClosed === true) {
throw new TypeError('Readable side is already closed');
}
var controller = transformStream._readableController;
try {
ReadableStreamDefaultControllerEnqueue(controller, chunk);
} catch (e) {
transformStream._readableClosed = true;
TransformStreamErrorIfNeeded(transformStream, e);
throw transformStream._storedError;
}
var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller);
var maybeBackpressure = desiredSize <= 0;
if (maybeBackpressure === true && transformStream._backpressure === false) {
TransformStreamSetBackpressure(transformStream, true);
}
}
function TransformStreamError(transformStream, e) {
if (transformStream._errored === true) {
throw new TypeError('TransformStream is already errored');
}
TransformStreamErrorInternal(transformStream, e);
}
function TransformStreamCloseReadableInternal(transformStream) {
assert(transformStream._errored === false);
assert(transformStream._readableClosed === false);
try {
ReadableStreamDefaultControllerClose(transformStream._readableController);
} catch (e) {
assert(false);
}
transformStream._readableClosed = true;
}
function TransformStreamErrorIfNeeded(transformStream, e) {
if (transformStream._errored === false) {
TransformStreamErrorInternal(transformStream, e);
}
}
function TransformStreamErrorInternal(transformStream, e) {
assert(transformStream._errored === false);
transformStream._errored = true;
transformStream._storedError = e;
if (transformStream._writableDone === false) {
WritableStreamDefaultControllerError(transformStream._writableController, e);
}
if (transformStream._readableClosed === false) {
ReadableStreamDefaultControllerError(transformStream._readableController, e);
}
}
function TransformStreamReadableReadyPromise(transformStream) {
assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized');
if (transformStream._backpressure === false) {
return Promise.resolve();
}
assert(transformStream._backpressure === true, '_backpressure should have been initialized');
return transformStream._backpressureChangePromise;
}
function TransformStreamSetBackpressure(transformStream, backpressure) {
assert(transformStream._backpressure !== backpressure, 'TransformStreamSetBackpressure() should be called only when backpressure is changed');
if (transformStream._backpressureChangePromise !== undefined) {
transformStream._backpressureChangePromise_resolve(backpressure);
}
transformStream._backpressureChangePromise = new Promise(function (resolve) {
transformStream._backpressureChangePromise_resolve = resolve;
});
transformStream._backpressureChangePromise.then(function (resolution) {
assert(resolution !== backpressure, '_backpressureChangePromise should be fulfilled only when backpressure is changed');
});
transformStream._backpressure = backpressure;
}
function TransformStreamDefaultTransform(chunk, transformStreamController) {
var transformStream = transformStreamController._controlledTransformStream;
TransformStreamEnqueueToReadable(transformStream, chunk);
return Promise.resolve();
}
function TransformStreamTransform(transformStream, chunk) {
assert(transformStream._errored === false);
assert(transformStream._transforming === false);
assert(transformStream._backpressure === false);
transformStream._transforming = true;
var transformer = transformStream._transformer;
var controller = transformStream._transformStreamController;
var transformPromise = PromiseInvokeOrPerformFallback(transformer, 'transform', [chunk, controller], TransformStreamDefaultTransform, [chunk, controller]);
return transformPromise.then(function () {
transformStream._transforming = false;
return TransformStreamReadableReadyPromise(transformStream);
}, function (e) {
TransformStreamErrorIfNeeded(transformStream, e);
return Promise.reject(e);
});
}
function IsTransformStreamDefaultController(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_controlledTransformStream')) {
return false;
}
return true;
}
function IsTransformStream(x) {
if (!typeIsObject(x)) {
return false;
}
if (!Object.prototype.hasOwnProperty.call(x, '_transformStreamController')) {
return false;
}
return true;
}
var TransformStreamSink = function () {
function TransformStreamSink(transformStream, startPromise) {
_classCallCheck(this, TransformStreamSink);
this._transformStream = transformStream;
this._startPromise = startPromise;
}
_createClass(TransformStreamSink, [{
key: 'start',
value: function start(c) {
var transformStream = this._transformStream;
transformStream._writableController = c;
return this._startPromise.then(function () {
return TransformStreamReadableReadyPromise(transformStream);
});
}
}, {
key: 'write',
value: function write(chunk) {
var transformStream = this._transformStream;
return TransformStreamTransform(transformStream, chunk);
}
}, {
key: 'abort',
value: function abort() {
var transformStream = this._transformStream;
transformStream._writableDone = true;
TransformStreamErrorInternal(transformStream, new TypeError('Writable side aborted'));
}
}, {
key: 'close',
value: function close() {
var transformStream = this._transformStream;
assert(transformStream._transforming === false);
transformStream._writableDone = true;
var flushPromise = PromiseInvokeOrNoop(transformStream._transformer, 'flush', [transformStream._transformStreamController]);
return flushPromise.then(function () {
if (transformStream._errored === true) {
return Promise.reject(transformStream._storedError);
}
if (transformStream._readableClosed === false) {
TransformStreamCloseReadableInternal(transformStream);
}
return Promise.resolve();
})["catch"](function (r) {
TransformStreamErrorIfNeeded(transformStream, r);
return Promise.reject(transformStream._storedError);
});
}
}]);
return TransformStreamSink;
}();
var TransformStreamSource = function () {
function TransformStreamSource(transformStream, startPromise) {
_classCallCheck(this, TransformStreamSource);
this._transformStream = transformStream;
this._startPromise = startPromise;
}
_createClass(TransformStreamSource, [{
key: 'start',
value: function start(c) {
var transformStream = this._transformStream;
transformStream._readableController = c;
return this._startPromise.then(function () {
assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized');
if (transformStream._backpressure === true) {
return Promise.resolve();
}
assert(transformStream._backpressure === false, '_backpressure should have been initialized');
return transformStream._backpressureChangePromise;
});
}
}, {
key: 'pull',
value: function pull() {
var transformStream = this._transformStream;
assert(transformStream._backpressure === true, 'pull() should be never called while _backpressure is false');
assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized');
TransformStreamSetBackpressure(transformStream, false);
return transformStream._backpressureChangePromise;
}
}, {
key: 'cancel',
value: function cancel() {
var transformStream = this._transformStream;
transformStream._readableClosed = true;
TransformStreamErrorInternal(transformStream, new TypeError('Readable side canceled'));
}
}]);
return TransformStreamSource;
}();
var TransformStreamDefaultController = function () {
function TransformStreamDefaultController(transformStream) {
_classCallCheck(this, TransformStreamDefaultController);
if (IsTransformStream(transformStream) === false) {
throw new TypeError('TransformStreamDefaultController can only be ' + 'constructed with a TransformStream instance');
}
if (transformStream._transformStreamController !== undefined) {
throw new TypeError('TransformStreamDefaultController instances can ' + 'only be created by the TransformStream constructor');
}
this._controlledTransformStream = transformStream;
}
_createClass(TransformStreamDefaultController, [{
key: 'enqueue',
value: function enqueue(chunk) {
if (IsTransformStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('enqueue');
}
TransformStreamEnqueueToReadable(this._controlledTransformStream, chunk);
}
}, {
key: 'close',
value: function close() {
if (IsTransformStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('close');
}
TransformStreamCloseReadable(this._controlledTransformStream);
}
}, {
key: 'error',
value: function error(reason) {
if (IsTransformStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('error');
}
TransformStreamError(this._controlledTransformStream, reason);
}
}, {
key: 'desiredSize',
get: function get() {
if (IsTransformStreamDefaultController(this) === false) {
throw defaultControllerBrandCheckException('desiredSize');
}
var transformStream = this._controlledTransformStream;
var readableController = transformStream._readableController;
return ReadableStreamDefaultControllerGetDesiredSize(readableController);
}
}]);
return TransformStreamDefaultController;
}();
var TransformStream = function () {
function TransformStream() {
var transformer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
_classCallCheck(this, TransformStream);
this._transformer = transformer;
var readableStrategy = transformer.readableStrategy,
writableStrategy = transformer.writableStrategy;
this._transforming = false;
this._errored = false;
this._storedError = undefined;
this._writableController = undefined;
this._readableController = undefined;
this._transformStreamController = undefined;
this._writableDone = false;
this._readableClosed = false;
this._backpressure = undefined;
this._backpressureChangePromise = undefined;
this._backpressureChangePromise_resolve = undefined;
this._transformStreamController = new TransformStreamDefaultController(this);
var startPromise_resolve = void 0;
var startPromise = new Promise(function (resolve) {
startPromise_resolve = resolve;
});
var source = new TransformStreamSource(this, startPromise);
this._readable = new ReadableStream(source, readableStrategy);
var sink = new TransformStreamSink(this, startPromise);
this._writable = new WritableStream(sink, writableStrategy);
assert(this._writableController !== undefined);
assert(this._readableController !== undefined);
var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(this._readableController);
TransformStreamSetBackpressure(this, desiredSize <= 0);
var transformStream = this;
var startResult = InvokeOrNoop(transformer, 'start', [transformStream._transformStreamController]);
startPromise_resolve(startResult);
startPromise["catch"](function (e) {
if (transformStream._errored === false) {
transformStream._errored = true;
transformStream._storedError = e;
}
});
}
_createClass(TransformStream, [{
key: 'readable',
get: function get() {
if (IsTransformStream(this) === false) {
throw streamBrandCheckException('readable');
}
return this._readable;
}
}, {
key: 'writable',
get: function get() {
if (IsTransformStream(this) === false) {
throw streamBrandCheckException('writable');
}
return this._writable;
}
}]);
return TransformStream;
}();
module.exports = {
TransformStream: TransformStream
};
function defaultControllerBrandCheckException(name) {
return new TypeError('TransformStreamDefaultController.prototype.' + name + ' can only be used on a TransformStreamDefaultController');
}
function streamBrandCheckException(name) {
return new TypeError('TransformStream.prototype.' + name + ' can only be used on a TransformStream');
}
}, function (module, exports, __w_pdfjs_require__) {
module.exports = __w_pdfjs_require__(5);
}]));
/***/ }),
/* 145 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
{
var isURLSupported = false;
try {
if (typeof URL === 'function' && _typeof(URL.prototype) === 'object' && 'origin' in URL.prototype) {
var u = new URL('b', 'http://a');
u.pathname = 'c%20d';
isURLSupported = u.href === 'http://a/c%20d';
}
} catch (ex) {}
if (isURLSupported) {
exports.URL = URL;
} else {
var PolyfillURL = __w_pdfjs_require__(146).URL;
var OriginalURL = __w_pdfjs_require__(3).URL;
if (OriginalURL) {
PolyfillURL.createObjectURL = function (blob) {
return OriginalURL.createObjectURL.apply(OriginalURL, arguments);
};
PolyfillURL.revokeObjectURL = function (url) {
OriginalURL.revokeObjectURL(url);
};
}
exports.URL = PolyfillURL;
}
}
/***/ }),
/* 146 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
(function URLConstructorClosure() {
'use strict';
var relative = Object.create(null);
relative['ftp'] = 21;
relative['file'] = 0;
relative['gopher'] = 70;
relative['http'] = 80;
relative['https'] = 443;
relative['ws'] = 80;
relative['wss'] = 443;
var relativePathDotMapping = Object.create(null);
relativePathDotMapping['%2e'] = '.';
relativePathDotMapping['.%2e'] = '..';
relativePathDotMapping['%2e.'] = '..';
relativePathDotMapping['%2e%2e'] = '..';
function isRelativeScheme(scheme) {
return relative[scheme] !== undefined;
}
function invalid() {
clear.call(this);
this._isInvalid = true;
}
function IDNAToASCII(h) {
if (h === '') {
invalid.call(this);
}
return h.toLowerCase();
}
function percentEscape(c) {
var unicode = c.charCodeAt(0);
if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x3F, 0x60].indexOf(unicode) === -1) {
return c;
}
return encodeURIComponent(c);
}
function percentEscapeQuery(c) {
var unicode = c.charCodeAt(0);
if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x60].indexOf(unicode) === -1) {
return c;
}
return encodeURIComponent(c);
}
var EOF,
ALPHA = /[a-zA-Z]/,
ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/;
function parse(input, stateOverride, base) {
function err(message) {
errors.push(message);
}
var state = stateOverride || 'scheme start',
cursor = 0,
buffer = '',
seenAt = false,
seenBracket = false,
errors = [];
loop: while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) {
var c = input[cursor];
switch (state) {
case 'scheme start':
if (c && ALPHA.test(c)) {
buffer += c.toLowerCase();
state = 'scheme';
} else if (!stateOverride) {
buffer = '';
state = 'no scheme';
continue;
} else {
err('Invalid scheme.');
break loop;
}
break;
case 'scheme':
if (c && ALPHANUMERIC.test(c)) {
buffer += c.toLowerCase();
} else if (c === ':') {
this._scheme = buffer;
buffer = '';
if (stateOverride) {
break loop;
}
if (isRelativeScheme(this._scheme)) {
this._isRelative = true;
}
if (this._scheme === 'file') {
state = 'relative';
} else if (this._isRelative && base && base._scheme === this._scheme) {
state = 'relative or authority';
} else if (this._isRelative) {
state = 'authority first slash';
} else {
state = 'scheme data';
}
} else if (!stateOverride) {
buffer = '';
cursor = 0;
state = 'no scheme';
continue;
} else if (c === EOF) {
break loop;
} else {
err('Code point not allowed in scheme: ' + c);
break loop;
}
break;
case 'scheme data':
if (c === '?') {
this._query = '?';
state = 'query';
} else if (c === '#') {
this._fragment = '#';
state = 'fragment';
} else {
if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
this._schemeData += percentEscape(c);
}
}
break;
case 'no scheme':
if (!base || !isRelativeScheme(base._scheme)) {
err('Missing scheme.');
invalid.call(this);
} else {
state = 'relative';
continue;
}
break;
case 'relative or authority':
if (c === '/' && input[cursor + 1] === '/') {
state = 'authority ignore slashes';
} else {
err('Expected /, got: ' + c);
state = 'relative';
continue;
}
break;
case 'relative':
this._isRelative = true;
if (this._scheme !== 'file') {
this._scheme = base._scheme;
}
if (c === EOF) {
this._host = base._host;
this._port = base._port;
this._path = base._path.slice();
this._query = base._query;
this._username = base._username;
this._password = base._password;
break loop;
} else if (c === '/' || c === '\\') {
if (c === '\\') {
err('\\ is an invalid code point.');
}
state = 'relative slash';
} else if (c === '?') {
this._host = base._host;
this._port = base._port;
this._path = base._path.slice();
this._query = '?';
this._username = base._username;
this._password = base._password;
state = 'query';
} else if (c === '#') {
this._host = base._host;
this._port = base._port;
this._path = base._path.slice();
this._query = base._query;
this._fragment = '#';
this._username = base._username;
this._password = base._password;
state = 'fragment';
} else {
var nextC = input[cursor + 1];
var nextNextC = input[cursor + 2];
if (this._scheme !== 'file' || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || nextNextC !== EOF && nextNextC !== '/' && nextNextC !== '\\' && nextNextC !== '?' && nextNextC !== '#') {
this._host = base._host;
this._port = base._port;
this._username = base._username;
this._password = base._password;
this._path = base._path.slice();
this._path.pop();
}
state = 'relative path';
continue;
}
break;
case 'relative slash':
if (c === '/' || c === '\\') {
if (c === '\\') {
err('\\ is an invalid code point.');
}
if (this._scheme === 'file') {
state = 'file host';
} else {
state = 'authority ignore slashes';
}
} else {
if (this._scheme !== 'file') {
this._host = base._host;
this._port = base._port;
this._username = base._username;
this._password = base._password;
}
state = 'relative path';
continue;
}
break;
case 'authority first slash':
if (c === '/') {
state = 'authority second slash';
} else {
err('Expected \'/\', got: ' + c);
state = 'authority ignore slashes';
continue;
}
break;
case 'authority second slash':
state = 'authority ignore slashes';
if (c !== '/') {
err('Expected \'/\', got: ' + c);
continue;
}
break;
case 'authority ignore slashes':
if (c !== '/' && c !== '\\') {
state = 'authority';
continue;
} else {
err('Expected authority, got: ' + c);
}
break;
case 'authority':
if (c === '@') {
if (seenAt) {
err('@ already seen.');
buffer += '%40';
}
seenAt = true;
for (var i = 0; i < buffer.length; i++) {
var cp = buffer[i];
if (cp === '\t' || cp === '\n' || cp === '\r') {
err('Invalid whitespace in authority.');
continue;
}
if (cp === ':' && this._password === null) {
this._password = '';
continue;
}
var tempC = percentEscape(cp);
if (this._password !== null) {
this._password += tempC;
} else {
this._username += tempC;
}
}
buffer = '';
} else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
cursor -= buffer.length;
buffer = '';
state = 'host';
continue;
} else {
buffer += c;
}
break;
case 'file host':
if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) {
state = 'relative path';
} else if (buffer.length === 0) {
state = 'relative path start';
} else {
this._host = IDNAToASCII.call(this, buffer);
buffer = '';
state = 'relative path start';
}
continue;
} else if (c === '\t' || c === '\n' || c === '\r') {
err('Invalid whitespace in file host.');
} else {
buffer += c;
}
break;
case 'host':
case 'hostname':
if (c === ':' && !seenBracket) {
this._host = IDNAToASCII.call(this, buffer);
buffer = '';
state = 'port';
if (stateOverride === 'hostname') {
break loop;
}
} else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
this._host = IDNAToASCII.call(this, buffer);
buffer = '';
state = 'relative path start';
if (stateOverride) {
break loop;
}
continue;
} else if (c !== '\t' && c !== '\n' && c !== '\r') {
if (c === '[') {
seenBracket = true;
} else if (c === ']') {
seenBracket = false;
}
buffer += c;
} else {
err('Invalid code point in host/hostname: ' + c);
}
break;
case 'port':
if (/[0-9]/.test(c)) {
buffer += c;
} else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) {
if (buffer !== '') {
var temp = parseInt(buffer, 10);
if (temp !== relative[this._scheme]) {
this._port = temp + '';
}
buffer = '';
}
if (stateOverride) {
break loop;
}
state = 'relative path start';
continue;
} else if (c === '\t' || c === '\n' || c === '\r') {
err('Invalid code point in port: ' + c);
} else {
invalid.call(this);
}
break;
case 'relative path start':
if (c === '\\') {
err('\'\\\' not allowed in path.');
}
state = 'relative path';
if (c !== '/' && c !== '\\') {
continue;
}
break;
case 'relative path':
if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) {
if (c === '\\') {
err('\\ not allowed in relative path.');
}
var tmp;
if (tmp = relativePathDotMapping[buffer.toLowerCase()]) {
buffer = tmp;
}
if (buffer === '..') {
this._path.pop();
if (c !== '/' && c !== '\\') {
this._path.push('');
}
} else if (buffer === '.' && c !== '/' && c !== '\\') {
this._path.push('');
} else if (buffer !== '.') {
if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') {
buffer = buffer[0] + ':';
}
this._path.push(buffer);
}
buffer = '';
if (c === '?') {
this._query = '?';
state = 'query';
} else if (c === '#') {
this._fragment = '#';
state = 'fragment';
}
} else if (c !== '\t' && c !== '\n' && c !== '\r') {
buffer += percentEscape(c);
}
break;
case 'query':
if (!stateOverride && c === '#') {
this._fragment = '#';
state = 'fragment';
} else if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
this._query += percentEscapeQuery(c);
}
break;
case 'fragment':
if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
this._fragment += c;
}
break;
}
cursor++;
}
}
function clear() {
this._scheme = '';
this._schemeData = '';
this._username = '';
this._password = null;
this._host = '';
this._port = '';
this._path = [];
this._query = '';
this._fragment = '';
this._isInvalid = false;
this._isRelative = false;
}
function JURL(url, base) {
if (base !== undefined && !(base instanceof JURL)) {
base = new JURL(String(base));
}
this._url = url;
clear.call(this);
var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, '');
parse.call(this, input, null, base);
}
JURL.prototype = {
toString: function toString() {
return this.href;
},
get href() {
if (this._isInvalid) {
return this._url;
}
var authority = '';
if (this._username !== '' || this._password !== null) {
authority = this._username + (this._password !== null ? ':' + this._password : '') + '@';
}
return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment;
},
set href(value) {
clear.call(this);
parse.call(this, value);
},
get protocol() {
return this._scheme + ':';
},
set protocol(value) {
if (this._isInvalid) {
return;
}
parse.call(this, value + ':', 'scheme start');
},
get host() {
return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host;
},
set host(value) {
if (this._isInvalid || !this._isRelative) {
return;
}
parse.call(this, value, 'host');
},
get hostname() {
return this._host;
},
set hostname(value) {
if (this._isInvalid || !this._isRelative) {
return;
}
parse.call(this, value, 'hostname');
},
get port() {
return this._port;
},
set port(value) {
if (this._isInvalid || !this._isRelative) {
return;
}
parse.call(this, value, 'port');
},
get pathname() {
return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData;
},
set pathname(value) {
if (this._isInvalid || !this._isRelative) {
return;
}
this._path = [];
parse.call(this, value, 'relative path start');
},
get search() {
return this._isInvalid || !this._query || this._query === '?' ? '' : this._query;
},
set search(value) {
if (this._isInvalid || !this._isRelative) {
return;
}
this._query = '?';
if (value[0] === '?') {
value = value.slice(1);
}
parse.call(this, value, 'query');
},
get hash() {
return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment;
},
set hash(value) {
if (this._isInvalid) {
return;
}
this._fragment = '#';
if (value[0] === '#') {
value = value.slice(1);
}
parse.call(this, value, 'fragment');
},
get origin() {
var host;
if (this._isInvalid || !this._scheme) {
return '';
}
switch (this._scheme) {
case 'data':
case 'file':
case 'javascript':
case 'mailto':
return 'null';
case 'blob':
try {
return new JURL(this._schemeData).origin || 'null';
} catch (_) {}
return 'null';
}
host = this.host;
if (!host) {
return '';
}
return this._scheme + '://' + host;
}
};
exports.URL = JURL;
})();
/***/ }),
/* 147 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getDocument = getDocument;
exports.setPDFNetworkStreamFactory = setPDFNetworkStreamFactory;
exports.build = exports.version = exports.PDFPageProxy = exports.PDFDocumentProxy = exports.PDFWorker = exports.PDFDataRangeTransport = exports.LoopbackPort = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
var _display_utils = __w_pdfjs_require__(151);
var _font_loader = __w_pdfjs_require__(152);
var _api_compatibility = __w_pdfjs_require__(153);
var _canvas = __w_pdfjs_require__(154);
var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
var _worker_options = __w_pdfjs_require__(156);
var _message_handler = __w_pdfjs_require__(157);
var _metadata = __w_pdfjs_require__(158);
var _transport_stream = __w_pdfjs_require__(160);
var _webgl = __w_pdfjs_require__(161);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _iterableToArrayLimit(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }
function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var DEFAULT_RANGE_CHUNK_SIZE = 65536;
var isWorkerDisabled = false;
var fallbackWorkerSrc;
var fakeWorkerFilesLoader = null;
{
var useRequireEnsure = false;
if (typeof window === 'undefined') {
isWorkerDisabled = true;
if (typeof require.ensure === 'undefined') {
require.ensure = require('node-ensure');
}
useRequireEnsure = true;
} else if (typeof require !== 'undefined' && typeof require.ensure === 'function') {
useRequireEnsure = true;
}
if (typeof requirejs !== 'undefined' && requirejs.toUrl) {
fallbackWorkerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js');
}
var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load;
fakeWorkerFilesLoader = useRequireEnsure ? function () {
return new Promise(function (resolve, reject) {
require.ensure([], function () {
try {
var worker;
worker = require('./pdf.worker.js');
resolve(worker.WorkerMessageHandler);
} catch (ex) {
reject(ex);
}
}, reject, 'pdfjsWorker');
});
} : dynamicLoaderSupported ? function () {
return new Promise(function (resolve, reject) {
requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) {
try {
resolve(worker.WorkerMessageHandler);
} catch (ex) {
reject(ex);
}
}, reject);
});
} : null;
if (!fallbackWorkerSrc && (typeof document === "undefined" ? "undefined" : _typeof(document)) === 'object' && 'currentScript' in document) {
var pdfjsFilePath = document.currentScript && document.currentScript.src;
if (pdfjsFilePath) {
fallbackWorkerSrc = pdfjsFilePath.replace(/(\.(?:min\.)?js)(\?.*)?$/i, '.worker$1$2');
}
}
}
var createPDFNetworkStream;
function setPDFNetworkStreamFactory(pdfNetworkStreamFactory) {
createPDFNetworkStream = pdfNetworkStreamFactory;
}
function getDocument(src) {
var task = new PDFDocumentLoadingTask();
var source;
if (typeof src === 'string') {
source = {
url: src
};
} else if ((0, _util.isArrayBuffer)(src)) {
source = {
data: src
};
} else if (src instanceof PDFDataRangeTransport) {
source = {
range: src
};
} else {
if (_typeof(src) !== 'object') {
throw new Error('Invalid parameter in getDocument, ' + 'need either Uint8Array, string or a parameter object');
}
if (!src.url && !src.data && !src.range) {
throw new Error('Invalid parameter object: need either .data, .range or .url');
}
source = src;
}
var params = Object.create(null);
var rangeTransport = null,
worker = null;
for (var key in source) {
if (key === 'url' && typeof window !== 'undefined') {
params[key] = new _util.URL(source[key], window.location).href;
continue;
} else if (key === 'range') {
rangeTransport = source[key];
continue;
} else if (key === 'worker') {
worker = source[key];
continue;
} else if (key === 'data' && !(source[key] instanceof Uint8Array)) {
var pdfBytes = source[key];
if (typeof pdfBytes === 'string') {
params[key] = (0, _util.stringToBytes)(pdfBytes);
} else if (_typeof(pdfBytes) === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) {
params[key] = new Uint8Array(pdfBytes);
} else if ((0, _util.isArrayBuffer)(pdfBytes)) {
params[key] = new Uint8Array(pdfBytes);
} else {
throw new Error('Invalid PDF binary data: either typed array, ' + 'string or array-like object is expected in the ' + 'data property.');
}
continue;
}
params[key] = source[key];
}
params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
params.CMapReaderFactory = params.CMapReaderFactory || _display_utils.DOMCMapReaderFactory;
params.ignoreErrors = params.stopAtErrors !== true;
params.pdfBug = params.pdfBug === true;
var NativeImageDecoderValues = Object.values(_util.NativeImageDecoding);
if (params.nativeImageDecoderSupport === undefined || !NativeImageDecoderValues.includes(params.nativeImageDecoderSupport)) {
params.nativeImageDecoderSupport = _api_compatibility.apiCompatibilityParams.nativeImageDecoderSupport || _util.NativeImageDecoding.DECODE;
}
if (!Number.isInteger(params.maxImageSize)) {
params.maxImageSize = -1;
}
if (typeof params.isEvalSupported !== 'boolean') {
params.isEvalSupported = true;
}
if (typeof params.disableFontFace !== 'boolean') {
params.disableFontFace = _api_compatibility.apiCompatibilityParams.disableFontFace || false;
}
if (typeof params.disableRange !== 'boolean') {
params.disableRange = false;
}
if (typeof params.disableStream !== 'boolean') {
params.disableStream = false;
}
if (typeof params.disableAutoFetch !== 'boolean') {
params.disableAutoFetch = false;
}
if (typeof params.disableCreateObjectURL !== 'boolean') {
params.disableCreateObjectURL = _api_compatibility.apiCompatibilityParams.disableCreateObjectURL || false;
}
(0, _util.setVerbosityLevel)(params.verbosity);
if (!worker) {
var workerParams = {
postMessageTransfers: params.postMessageTransfers,
verbosity: params.verbosity,
port: _worker_options.GlobalWorkerOptions.workerPort
};
worker = workerParams.port ? PDFWorker.fromPort(workerParams) : new PDFWorker(workerParams);
task._worker = worker;
}
var docId = task.docId;
worker.promise.then(function () {
if (task.destroyed) {
throw new Error('Loading aborted');
}
return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) {
if (task.destroyed) {
throw new Error('Loading aborted');
}
var networkStream;
if (rangeTransport) {
networkStream = new _transport_stream.PDFDataTransportStream({
length: params.length,
initialData: params.initialData,
progressiveDone: params.progressiveDone,
disableRange: params.disableRange,
disableStream: params.disableStream
}, rangeTransport);
} else if (!params.data) {
networkStream = createPDFNetworkStream({
url: params.url,
length: params.length,
httpHeaders: params.httpHeaders,
withCredentials: params.withCredentials,
rangeChunkSize: params.rangeChunkSize,
disableRange: params.disableRange,
disableStream: params.disableStream
});
}
var messageHandler = new _message_handler.MessageHandler(docId, workerId, worker.port);
messageHandler.postMessageTransfers = worker.postMessageTransfers;
var transport = new WorkerTransport(messageHandler, task, networkStream, params);
task._transport = transport;
messageHandler.send('Ready', null);
});
})["catch"](task._capability.reject);
return task;
}
function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
if (worker.destroyed) {
return Promise.reject(new Error('Worker was destroyed'));
}
if (pdfDataRangeTransport) {
source.length = pdfDataRangeTransport.length;
source.initialData = pdfDataRangeTransport.initialData;
source.progressiveDone = pdfDataRangeTransport.progressiveDone;
}
return worker.messageHandler.sendWithPromise('GetDocRequest', {
docId: docId,
apiVersion: '2.2.228',
source: {
data: source.data,
url: source.url,
password: source.password,
disableAutoFetch: source.disableAutoFetch,
rangeChunkSize: source.rangeChunkSize,
length: source.length
},
maxImageSize: source.maxImageSize,
disableFontFace: source.disableFontFace,
disableCreateObjectURL: source.disableCreateObjectURL,
postMessageTransfers: worker.postMessageTransfers,
docBaseUrl: source.docBaseUrl,
nativeImageDecoderSupport: source.nativeImageDecoderSupport,
ignoreErrors: source.ignoreErrors,
isEvalSupported: source.isEvalSupported
}).then(function (workerId) {
if (worker.destroyed) {
throw new Error('Worker was destroyed');
}
return workerId;
});
}
var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() {
var nextDocumentId = 0;
var PDFDocumentLoadingTask =
/*#__PURE__*/
function () {
function PDFDocumentLoadingTask() {
_classCallCheck(this, PDFDocumentLoadingTask);
this._capability = (0, _util.createPromiseCapability)();
this._transport = null;
this._worker = null;
this.docId = 'd' + nextDocumentId++;
this.destroyed = false;
this.onPassword = null;
this.onProgress = null;
this.onUnsupportedFeature = null;
}
_createClass(PDFDocumentLoadingTask, [{
key: "destroy",
value: function destroy() {
var _this = this;
this.destroyed = true;
var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy();
return transportDestroyed.then(function () {
_this._transport = null;
if (_this._worker) {
_this._worker.destroy();
_this._worker = null;
}
});
}
}, {
key: "then",
value: function then(onFulfilled, onRejected) {
(0, _display_utils.deprecated)('PDFDocumentLoadingTask.then method, ' + 'use the `promise` getter instead.');
return this.promise.then.apply(this.promise, arguments);
}
}, {
key: "promise",
get: function get() {
return this._capability.promise;
}
}]);
return PDFDocumentLoadingTask;
}();
return PDFDocumentLoadingTask;
}();
var PDFDataRangeTransport =
/*#__PURE__*/
function () {
function PDFDataRangeTransport(length, initialData) {
var progressiveDone = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
_classCallCheck(this, PDFDataRangeTransport);
this.length = length;
this.initialData = initialData;
this.progressiveDone = progressiveDone;
this._rangeListeners = [];
this._progressListeners = [];
this._progressiveReadListeners = [];
this._progressiveDoneListeners = [];
this._readyCapability = (0, _util.createPromiseCapability)();
}
_createClass(PDFDataRangeTransport, [{
key: "addRangeListener",
value: function addRangeListener(listener) {
this._rangeListeners.push(listener);
}
}, {
key: "addProgressListener",
value: function addProgressListener(listener) {
this._progressListeners.push(listener);
}
}, {
key: "addProgressiveReadListener",
value: function addProgressiveReadListener(listener) {
this._progressiveReadListeners.push(listener);
}
}, {
key: "addProgressiveDoneListener",
value: function addProgressiveDoneListener(listener) {
this._progressiveDoneListeners.push(listener);
}
}, {
key: "onDataRange",
value: function onDataRange(begin, chunk) {
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (var _iterator = this._rangeListeners[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
var listener = _step.value;
listener(begin, chunk);
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator["return"] != null) {
_iterator["return"]();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
}
}, {
key: "onDataProgress",
value: function onDataProgress(loaded, total) {
var _this2 = this;
this._readyCapability.promise.then(function () {
var _iteratorNormalCompletion2 = true;
var _didIteratorError2 = false;
var _iteratorError2 = undefined;
try {
for (var _iterator2 = _this2._progressListeners[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
var listener = _step2.value;
listener(loaded, total);
}
} catch (err) {
_didIteratorError2 = true;
_iteratorError2 = err;
} finally {
try {
if (!_iteratorNormalCompletion2 && _iterator2["return"] != null) {
_iterator2["return"]();
}
} finally {
if (_didIteratorError2) {
throw _iteratorError2;
}
}
}
});
}
}, {
key: "onDataProgressiveRead",
value: function onDataProgressiveRead(chunk) {
var _this3 = this;
this._readyCapability.promise.then(function () {
var _iteratorNormalCompletion3 = true;
var _didIteratorError3 = false;
var _iteratorError3 = undefined;
try {
for (var _iterator3 = _this3._progressiveReadListeners[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
var listener = _step3.value;
listener(chunk);
}
} catch (err) {
_didIteratorError3 = true;
_iteratorError3 = err;
} finally {
try {
if (!_iteratorNormalCompletion3 && _iterator3["return"] != null) {
_iterator3["return"]();
}
} finally {
if (_didIteratorError3) {
throw _iteratorError3;
}
}
}
});
}
}, {
key: "onDataProgressiveDone",
value: function onDataProgressiveDone() {
var _this4 = this;
this._readyCapability.promise.then(function () {
var _iteratorNormalCompletion4 = true;
var _didIteratorError4 = false;
var _iteratorError4 = undefined;
try {
for (var _iterator4 = _this4._progressiveDoneListeners[Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) {
var listener = _step4.value;
listener();
}
} catch (err) {
_didIteratorError4 = true;
_iteratorError4 = err;
} finally {
try {
if (!_iteratorNormalCompletion4 && _iterator4["return"] != null) {
_iterator4["return"]();
}
} finally {
if (_didIteratorError4) {
throw _iteratorError4;
}
}
}
});
}
}, {
key: "transportReady",
value: function transportReady() {
this._readyCapability.resolve();
}
}, {
key: "requestDataRange",
value: function requestDataRange(begin, end) {
(0, _util.unreachable)('Abstract method PDFDataRangeTransport.requestDataRange');
}
}, {
key: "abort",
value: function abort() {}
}]);
return PDFDataRangeTransport;
}();
exports.PDFDataRangeTransport = PDFDataRangeTransport;
var PDFDocumentProxy =
/*#__PURE__*/
function () {
function PDFDocumentProxy(pdfInfo, transport) {
_classCallCheck(this, PDFDocumentProxy);
this._pdfInfo = pdfInfo;
this._transport = transport;
}
_createClass(PDFDocumentProxy, [{
key: "getPage",
value: function getPage(pageNumber) {
return this._transport.getPage(pageNumber);
}
}, {
key: "getPageIndex",
value: function getPageIndex(ref) {
return this._transport.getPageIndex(ref);
}
}, {
key: "getDestinations",
value: function getDestinations() {
return this._transport.getDestinations();
}
}, {
key: "getDestination",
value: function getDestination(id) {
return this._transport.getDestination(id);
}
}, {
key: "getPageLabels",
value: function getPageLabels() {
return this._transport.getPageLabels();
}
}, {
key: "getPageLayout",
value: function getPageLayout() {
return this._transport.getPageLayout();
}
}, {
key: "getPageMode",
value: function getPageMode() {
return this._transport.getPageMode();
}
}, {
key: "getViewerPreferences",
value: function getViewerPreferences() {
return this._transport.getViewerPreferences();
}
}, {
key: "getOpenActionDestination",
value: function getOpenActionDestination() {
return this._transport.getOpenActionDestination();
}
}, {
key: "getAttachments",
value: function getAttachments() {
return this._transport.getAttachments();
}
}, {
key: "getJavaScript",
value: function getJavaScript() {
return this._transport.getJavaScript();
}
}, {
key: "getOutline",
value: function getOutline() {
return this._transport.getOutline();
}
}, {
key: "getPermissions",
value: function getPermissions() {
return this._transport.getPermissions();
}
}, {
key: "getMetadata",
value: function getMetadata() {
return this._transport.getMetadata();
}
}, {
key: "getData",
value: function getData() {
return this._transport.getData();
}
}, {
key: "getDownloadInfo",
value: function getDownloadInfo() {
return this._transport.downloadInfoCapability.promise;
}
}, {
key: "getStats",
value: function getStats() {
return this._transport.getStats();
}
}, {
key: "cleanup",
value: function cleanup() {
this._transport.startCleanup();
}
}, {
key: "destroy",
value: function destroy() {
return this.loadingTask.destroy();
}
}, {
key: "numPages",
get: function get() {
return this._pdfInfo.numPages;
}
}, {
key: "fingerprint",
get: function get() {
return this._pdfInfo.fingerprint;
}
}, {
key: "loadingParams",
get: function get() {
return this._transport.loadingParams;
}
}, {
key: "loadingTask",
get: function get() {
return this._transport.loadingTask;
}
}]);
return PDFDocumentProxy;
}();
exports.PDFDocumentProxy = PDFDocumentProxy;
var PDFPageProxy =
/*#__PURE__*/
function () {
function PDFPageProxy(pageIndex, pageInfo, transport) {
var pdfBug = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
_classCallCheck(this, PDFPageProxy);
this.pageIndex = pageIndex;
this._pageInfo = pageInfo;
this._transport = transport;
this._stats = pdfBug ? new _display_utils.StatTimer() : _display_utils.DummyStatTimer;
this._pdfBug = pdfBug;
this.commonObjs = transport.commonObjs;
this.objs = new PDFObjects();
this.cleanupAfterRender = false;
this.pendingCleanup = false;
this.intentStates = Object.create(null);
this.destroyed = false;
}
_createClass(PDFPageProxy, [{
key: "getViewport",
value: function getViewport() {
var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
scale = _ref.scale,
_ref$rotation = _ref.rotation,
rotation = _ref$rotation === void 0 ? this.rotate : _ref$rotation,
_ref$dontFlip = _ref.dontFlip,
dontFlip = _ref$dontFlip === void 0 ? false : _ref$dontFlip;
if (arguments.length > 1 || typeof arguments[0] === 'number') {
(0, _display_utils.deprecated)('getViewport is called with obsolete arguments.');
scale = arguments[0];
rotation = typeof arguments[1] === 'number' ? arguments[1] : this.rotate;
dontFlip = typeof arguments[2] === 'boolean' ? arguments[2] : false;
}
return new _display_utils.PageViewport({
viewBox: this.view,
scale: scale,
rotation: rotation,
dontFlip: dontFlip
});
}
}, {
key: "getAnnotations",
value: function getAnnotations() {
var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
_ref2$intent = _ref2.intent,
intent = _ref2$intent === void 0 ? null : _ref2$intent;
if (!this.annotationsPromise || this.annotationsIntent !== intent) {
this.annotationsPromise = this._transport.getAnnotations(this.pageIndex, intent);
this.annotationsIntent = intent;
}
return this.annotationsPromise;
}
}, {
key: "render",
value: function render(_ref3) {
var _this5 = this;
var canvasContext = _ref3.canvasContext,
viewport = _ref3.viewport,
_ref3$intent = _ref3.intent,
intent = _ref3$intent === void 0 ? 'display' : _ref3$intent,
_ref3$enableWebGL = _ref3.enableWebGL,
enableWebGL = _ref3$enableWebGL === void 0 ? false : _ref3$enableWebGL,
_ref3$renderInteracti = _ref3.renderInteractiveForms,
renderInteractiveForms = _ref3$renderInteracti === void 0 ? false : _ref3$renderInteracti,
_ref3$transform = _ref3.transform,
transform = _ref3$transform === void 0 ? null : _ref3$transform,
_ref3$imageLayer = _ref3.imageLayer,
imageLayer = _ref3$imageLayer === void 0 ? null : _ref3$imageLayer,
_ref3$canvasFactory = _ref3.canvasFactory,
canvasFactory = _ref3$canvasFactory === void 0 ? null : _ref3$canvasFactory,
_ref3$background = _ref3.background,
background = _ref3$background === void 0 ? null : _ref3$background;
var stats = this._stats;
stats.time('Overall');
this.pendingCleanup = false;
var renderingIntent = intent === 'print' ? 'print' : 'display';
var canvasFactoryInstance = canvasFactory || new _display_utils.DOMCanvasFactory();
var webGLContext = new _webgl.WebGLContext({
enable: enableWebGL
});
if (!this.intentStates[renderingIntent]) {
this.intentStates[renderingIntent] = Object.create(null);
}
var intentState = this.intentStates[renderingIntent];
if (!intentState.displayReadyCapability) {
intentState.receivingOperatorList = true;
intentState.displayReadyCapability = (0, _util.createPromiseCapability)();
intentState.operatorList = {
fnArray: [],
argsArray: [],
lastChunk: false
};
stats.time('Page Request');
this._transport.messageHandler.send('RenderPageRequest', {
pageIndex: this.pageNumber - 1,
intent: renderingIntent,
renderInteractiveForms: renderInteractiveForms === true
});
}
var complete = function complete(error) {
var i = intentState.renderTasks.indexOf(internalRenderTask);
if (i >= 0) {
intentState.renderTasks.splice(i, 1);
}
if (_this5.cleanupAfterRender || renderingIntent === 'print') {
_this5.pendingCleanup = true;
}
_this5._tryCleanup();
if (error) {
internalRenderTask.capability.reject(error);
} else {
internalRenderTask.capability.resolve();
}
stats.timeEnd('Rendering');
stats.timeEnd('Overall');
};
var internalRenderTask = new InternalRenderTask({
callback: complete,
params: {
canvasContext: canvasContext,
viewport: viewport,
transform: transform,
imageLayer: imageLayer,
background: background
},
objs: this.objs,
commonObjs: this.commonObjs,
operatorList: intentState.operatorList,
pageNumber: this.pageNumber,
canvasFactory: canvasFactoryInstance,
webGLContext: webGLContext,
useRequestAnimationFrame: renderingIntent !== 'print',
pdfBug: this._pdfBug
});
if (!intentState.renderTasks) {
intentState.renderTasks = [];
}
intentState.renderTasks.push(internalRenderTask);
var renderTask = internalRenderTask.task;
intentState.displayReadyCapability.promise.then(function (transparency) {
if (_this5.pendingCleanup) {
complete();
return;
}
stats.time('Rendering');
internalRenderTask.initializeGraphics(transparency);
internalRenderTask.operatorListChanged();
})["catch"](complete);
return renderTask;
}
}, {
key: "getOperatorList",
value: function getOperatorList() {
function operatorListChanged() {
if (intentState.operatorList.lastChunk) {
intentState.opListReadCapability.resolve(intentState.operatorList);
var i = intentState.renderTasks.indexOf(opListTask);
if (i >= 0) {
intentState.renderTasks.splice(i, 1);
}
}
}
var renderingIntent = 'oplist';
if (!this.intentStates[renderingIntent]) {
this.intentStates[renderingIntent] = Object.create(null);
}
var intentState = this.intentStates[renderingIntent];
var opListTask;
if (!intentState.opListReadCapability) {
opListTask = {};
opListTask.operatorListChanged = operatorListChanged;
intentState.receivingOperatorList = true;
intentState.opListReadCapability = (0, _util.createPromiseCapability)();
intentState.renderTasks = [];
intentState.renderTasks.push(opListTask);
intentState.operatorList = {
fnArray: [],
argsArray: [],
lastChunk: false
};
this._stats.time('Page Request');
this._transport.messageHandler.send('RenderPageRequest', {
pageIndex: this.pageIndex,
intent: renderingIntent
});
}
return intentState.opListReadCapability.promise;
}
}, {
key: "streamTextContent",
value: function streamTextContent() {
var _ref4 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
_ref4$normalizeWhites = _ref4.normalizeWhitespace,
normalizeWhitespace = _ref4$normalizeWhites === void 0 ? false : _ref4$normalizeWhites,
_ref4$disableCombineT = _ref4.disableCombineTextItems,
disableCombineTextItems = _ref4$disableCombineT === void 0 ? false : _ref4$disableCombineT;
var TEXT_CONTENT_CHUNK_SIZE = 100;
return this._transport.messageHandler.sendWithStream('GetTextContent', {
pageIndex: this.pageNumber - 1,
normalizeWhitespace: normalizeWhitespace === true,
combineTextItems: disableCombineTextItems !== true
}, {
highWaterMark: TEXT_CONTENT_CHUNK_SIZE,
size: function size(textContent) {
return textContent.items.length;
}
});
}
}, {
key: "getTextContent",
value: function getTextContent() {
var params = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
var readableStream = this.streamTextContent(params);
return new Promise(function (resolve, reject) {
function pump() {
reader.read().then(function (_ref5) {
var _textContent$items;
var value = _ref5.value,
done = _ref5.done;
if (done) {
resolve(textContent);
return;
}
Object.assign(textContent.styles, value.styles);
(_textContent$items = textContent.items).push.apply(_textContent$items, _toConsumableArray(value.items));
pump();
}, reject);
}
var reader = readableStream.getReader();
var textContent = {
items: [],
styles: Object.create(null)
};
pump();
});
}
}, {
key: "_destroy",
value: function _destroy() {
this.destroyed = true;
this._transport.pageCache[this.pageIndex] = null;
var waitOn = [];
Object.keys(this.intentStates).forEach(function (intent) {
if (intent === 'oplist') {
return;
}
var intentState = this.intentStates[intent];
intentState.renderTasks.forEach(function (renderTask) {
var renderCompleted = renderTask.capability.promise["catch"](function () {});
waitOn.push(renderCompleted);
renderTask.cancel();
});
}, this);
this.objs.clear();
this.annotationsPromise = null;
this.pendingCleanup = false;
return Promise.all(waitOn);
}
}, {
key: "cleanup",
value: function cleanup() {
var resetStats = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
this.pendingCleanup = true;
this._tryCleanup(resetStats);
}
}, {
key: "_tryCleanup",
value: function _tryCleanup() {
var resetStats = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) {
var intentState = this.intentStates[intent];
return intentState.renderTasks.length !== 0 || intentState.receivingOperatorList;
}, this)) {
return;
}
Object.keys(this.intentStates).forEach(function (intent) {
delete this.intentStates[intent];
}, this);
this.objs.clear();
this.annotationsPromise = null;
if (resetStats && this._stats instanceof _display_utils.StatTimer) {
this._stats = new _display_utils.StatTimer();
}
this.pendingCleanup = false;
}
}, {
key: "_startRenderPage",
value: function _startRenderPage(transparency, intent) {
var intentState = this.intentStates[intent];
if (intentState.displayReadyCapability) {
intentState.displayReadyCapability.resolve(transparency);
}
}
}, {
key: "_renderPageChunk",
value: function _renderPageChunk(operatorListChunk, intent) {
var intentState = this.intentStates[intent];
for (var i = 0, ii = operatorListChunk.length; i < ii; i++) {
intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
}
intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
for (var _i = 0; _i < intentState.renderTasks.length; _i++) {
intentState.renderTasks[_i].operatorListChanged();
}
if (operatorListChunk.lastChunk) {
intentState.receivingOperatorList = false;
this._tryCleanup();
}
}
}, {
key: "pageNumber",
get: function get() {
return this.pageIndex + 1;
}
}, {
key: "rotate",
get: function get() {
return this._pageInfo.rotate;
}
}, {
key: "ref",
get: function get() {
return this._pageInfo.ref;
}
}, {
key: "userUnit",
get: function get() {
return this._pageInfo.userUnit;
}
}, {
key: "view",
get: function get() {
return this._pageInfo.view;
}
}, {
key: "stats",
get: function get() {
return this._stats instanceof _display_utils.StatTimer ? this._stats : null;
}
}]);
return PDFPageProxy;
}();
exports.PDFPageProxy = PDFPageProxy;
var LoopbackPort =
/*#__PURE__*/
function () {
function LoopbackPort() {
var defer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
_classCallCheck(this, LoopbackPort);
this._listeners = [];
this._defer = defer;
this._deferred = Promise.resolve(undefined);
}
_createClass(LoopbackPort, [{
key: "postMessage",
value: function postMessage(obj, transfers) {
var _this6 = this;
function cloneValue(value) {
if (_typeof(value) !== 'object' || value === null) {
return value;
}
if (cloned.has(value)) {
return cloned.get(value);
}
var buffer, result;
if ((buffer = value.buffer) && (0, _util.isArrayBuffer)(buffer)) {
var transferable = transfers && transfers.includes(buffer);
if (value === buffer) {
result = value;
} else if (transferable) {
result = new value.constructor(buffer, value.byteOffset, value.byteLength);
} else {
result = new value.constructor(value);
}
cloned.set(value, result);
return result;
}
result = Array.isArray(value) ? [] : {};
cloned.set(value, result);
for (var i in value) {
var desc = void 0,
p = value;
while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
p = Object.getPrototypeOf(p);
}
if (typeof desc.value === 'undefined' || typeof desc.value === 'function') {
continue;
}
result[i] = cloneValue(desc.value);
}
return result;
}
if (!this._defer) {
this._listeners.forEach(function (listener) {
listener.call(this, {
data: obj
});
}, this);
return;
}
var cloned = new WeakMap();
var e = {
data: cloneValue(obj)
};
this._deferred.then(function () {
_this6._listeners.forEach(function (listener) {
listener.call(this, e);
}, _this6);
});
}
}, {
key: "addEventListener",
value: function addEventListener(name, listener) {
this._listeners.push(listener);
}
}, {
key: "removeEventListener",
value: function removeEventListener(name, listener) {
var i = this._listeners.indexOf(listener);
this._listeners.splice(i, 1);
}
}, {
key: "terminate",
value: function terminate() {
this._listeners.length = 0;
}
}]);
return LoopbackPort;
}();
exports.LoopbackPort = LoopbackPort;
var PDFWorker = function PDFWorkerClosure() {
var pdfWorkerPorts = new WeakMap();
var nextFakeWorkerId = 0;
var fakeWorkerFilesLoadedCapability;
function _getWorkerSrc() {
if (_worker_options.GlobalWorkerOptions.workerSrc) {
return _worker_options.GlobalWorkerOptions.workerSrc;
}
if (typeof fallbackWorkerSrc !== 'undefined') {
return fallbackWorkerSrc;
}
throw new Error('No "GlobalWorkerOptions.workerSrc" specified.');
}
function getMainThreadWorkerMessageHandler() {
try {
if (typeof window !== 'undefined') {
return window.pdfjsWorker && window.pdfjsWorker.WorkerMessageHandler;
}
} catch (ex) {}
return null;
}
function setupFakeWorkerGlobal() {
if (fakeWorkerFilesLoadedCapability) {
return fakeWorkerFilesLoadedCapability.promise;
}
fakeWorkerFilesLoadedCapability = (0, _util.createPromiseCapability)();
var mainWorkerMessageHandler = getMainThreadWorkerMessageHandler();
if (mainWorkerMessageHandler) {
fakeWorkerFilesLoadedCapability.resolve(mainWorkerMessageHandler);
return fakeWorkerFilesLoadedCapability.promise;
}
var loader = fakeWorkerFilesLoader || function () {
return (0, _display_utils.loadScript)(_getWorkerSrc()).then(function () {
return window.pdfjsWorker.WorkerMessageHandler;
});
};
loader().then(fakeWorkerFilesLoadedCapability.resolve, fakeWorkerFilesLoadedCapability.reject);
return fakeWorkerFilesLoadedCapability.promise;
}
function createCDNWrapper(url) {
var wrapper = 'importScripts(\'' + url + '\');';
return _util.URL.createObjectURL(new Blob([wrapper]));
}
var PDFWorker =
/*#__PURE__*/
function () {
function PDFWorker() {
var _ref6 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
_ref6$name = _ref6.name,
name = _ref6$name === void 0 ? null : _ref6$name,
_ref6$port = _ref6.port,
port = _ref6$port === void 0 ? null : _ref6$port,
_ref6$postMessageTran = _ref6.postMessageTransfers,
postMessageTransfers = _ref6$postMessageTran === void 0 ? true : _ref6$postMessageTran,
_ref6$verbosity = _ref6.verbosity,
verbosity = _ref6$verbosity === void 0 ? (0, _util.getVerbosityLevel)() : _ref6$verbosity;
_classCallCheck(this, PDFWorker);
if (port && pdfWorkerPorts.has(port)) {
throw new Error('Cannot use more than one PDFWorker per port');
}
this.name = name;
this.destroyed = false;
this.postMessageTransfers = postMessageTransfers !== false;
this.verbosity = verbosity;
this._readyCapability = (0, _util.createPromiseCapability)();
this._port = null;
this._webWorker = null;
this._messageHandler = null;
if (port) {
pdfWorkerPorts.set(port, this);
this._initializeFromPort(port);
return;
}
this._initialize();
}
_createClass(PDFWorker, [{
key: "_initializeFromPort",
value: function _initializeFromPort(port) {
this._port = port;
this._messageHandler = new _message_handler.MessageHandler('main', 'worker', port);
this._messageHandler.on('ready', function () {});
this._readyCapability.resolve();
}
}, {
key: "_initialize",
value: function _initialize() {
var _this7 = this;
if (typeof Worker !== 'undefined' && !isWorkerDisabled && !getMainThreadWorkerMessageHandler()) {
var workerSrc = _getWorkerSrc();
try {
if (!(0, _util.isSameOrigin)(window.location.href, workerSrc)) {
workerSrc = createCDNWrapper(new _util.URL(workerSrc, window.location).href);
}
var worker = new Worker(workerSrc);
var messageHandler = new _message_handler.MessageHandler('main', 'worker', worker);
var terminateEarly = function terminateEarly() {
worker.removeEventListener('error', onWorkerError);
messageHandler.destroy();
worker.terminate();
if (_this7.destroyed) {
_this7._readyCapability.reject(new Error('Worker was destroyed'));
} else {
_this7._setupFakeWorker();
}
};
var onWorkerError = function onWorkerError() {
if (!_this7._webWorker) {
terminateEarly();
}
};
worker.addEventListener('error', onWorkerError);
messageHandler.on('test', function (data) {
worker.removeEventListener('error', onWorkerError);
if (_this7.destroyed) {
terminateEarly();
return;
}
if (data && data.supportTypedArray) {
_this7._messageHandler = messageHandler;
_this7._port = worker;
_this7._webWorker = worker;
if (!data.supportTransfers) {
_this7.postMessageTransfers = false;
}
_this7._readyCapability.resolve();
messageHandler.send('configure', {
verbosity: _this7.verbosity
});
} else {
_this7._setupFakeWorker();
messageHandler.destroy();
worker.terminate();
}
});
messageHandler.on('ready', function (data) {
worker.removeEventListener('error', onWorkerError);
if (_this7.destroyed) {
terminateEarly();
return;
}
try {
sendTest();
} catch (e) {
_this7._setupFakeWorker();
}
});
var sendTest = function sendTest() {
var testObj = new Uint8Array([_this7.postMessageTransfers ? 255 : 0]);
try {
messageHandler.send('test', testObj, [testObj.buffer]);
} catch (ex) {
(0, _util.info)('Cannot use postMessage transfers');
testObj[0] = 0;
messageHandler.send('test', testObj);
}
};
sendTest();
return;
} catch (e) {
(0, _util.info)('The worker has been disabled.');
}
}
this._setupFakeWorker();
}
}, {
key: "_setupFakeWorker",
value: function _setupFakeWorker() {
var _this8 = this;
if (!isWorkerDisabled) {
(0, _util.warn)('Setting up fake worker.');
isWorkerDisabled = true;
}
setupFakeWorkerGlobal().then(function (WorkerMessageHandler) {
if (_this8.destroyed) {
_this8._readyCapability.reject(new Error('Worker was destroyed'));
return;
}
var port = new LoopbackPort();
_this8._port = port;
var id = 'fake' + nextFakeWorkerId++;
var workerHandler = new _message_handler.MessageHandler(id + '_worker', id, port);
WorkerMessageHandler.setup(workerHandler, port);
var messageHandler = new _message_handler.MessageHandler(id, id + '_worker', port);
_this8._messageHandler = messageHandler;
_this8._readyCapability.resolve();
})["catch"](function (reason) {
_this8._readyCapability.reject(new Error("Setting up fake worker failed: \"".concat(reason.message, "\".")));
});
}
}, {
key: "destroy",
value: function destroy() {
this.destroyed = true;
if (this._webWorker) {
this._webWorker.terminate();
this._webWorker = null;
}
pdfWorkerPorts["delete"](this._port);
this._port = null;
if (this._messageHandler) {
this._messageHandler.destroy();
this._messageHandler = null;
}
}
}, {
key: "promise",
get: function get() {
return this._readyCapability.promise;
}
}, {
key: "port",
get: function get() {
return this._port;
}
}, {
key: "messageHandler",
get: function get() {
return this._messageHandler;
}
}], [{
key: "fromPort",
value: function fromPort(params) {
if (!params || !params.port) {
throw new Error('PDFWorker.fromPort - invalid method signature.');
}
if (pdfWorkerPorts.has(params.port)) {
return pdfWorkerPorts.get(params.port);
}
return new PDFWorker(params);
}
}, {
key: "getWorkerSrc",
value: function getWorkerSrc() {
return _getWorkerSrc();
}
}]);
return PDFWorker;
}();
return PDFWorker;
}();
exports.PDFWorker = PDFWorker;
var WorkerTransport =
/*#__PURE__*/
function () {
function WorkerTransport(messageHandler, loadingTask, networkStream, params) {
_classCallCheck(this, WorkerTransport);
this.messageHandler = messageHandler;
this.loadingTask = loadingTask;
this.commonObjs = new PDFObjects();
this.fontLoader = new _font_loader.FontLoader({
docId: loadingTask.docId,
onUnsupportedFeature: this._onUnsupportedFeature.bind(this)
});
this._params = params;
this.CMapReaderFactory = new params.CMapReaderFactory({
baseUrl: params.cMapUrl,
isCompressed: params.cMapPacked
});
this.destroyed = false;
this.destroyCapability = null;
this._passwordCapability = null;
this._networkStream = networkStream;
this._fullReader = null;
this._lastProgress = null;
this.pageCache = [];
this.pagePromises = [];
this.downloadInfoCapability = (0, _util.createPromiseCapability)();
this.setupMessageHandler();
}
_createClass(WorkerTransport, [{
key: "destroy",
value: function destroy() {
var _this9 = this;
if (this.destroyCapability) {
return this.destroyCapability.promise;
}
this.destroyed = true;
this.destroyCapability = (0, _util.createPromiseCapability)();
if (this._passwordCapability) {
this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback'));
}
var waitOn = [];
this.pageCache.forEach(function (page) {
if (page) {
waitOn.push(page._destroy());
}
});
this.pageCache.length = 0;
this.pagePromises.length = 0;
var terminated = this.messageHandler.sendWithPromise('Terminate', null);
waitOn.push(terminated);
Promise.all(waitOn).then(function () {
_this9.fontLoader.clear();
if (_this9._networkStream) {
_this9._networkStream.cancelAllRequests();
}
if (_this9.messageHandler) {
_this9.messageHandler.destroy();
_this9.messageHandler = null;
}
_this9.destroyCapability.resolve();
}, this.destroyCapability.reject);
return this.destroyCapability.promise;
}
}, {
key: "setupMessageHandler",
value: function setupMessageHandler() {
var messageHandler = this.messageHandler,
loadingTask = this.loadingTask;
messageHandler.on('GetReader', function (data, sink) {
var _this10 = this;
(0, _util.assert)(this._networkStream);
this._fullReader = this._networkStream.getFullReader();
this._fullReader.onProgress = function (evt) {
_this10._lastProgress = {
loaded: evt.loaded,
total: evt.total
};
};
sink.onPull = function () {
_this10._fullReader.read().then(function (_ref7) {
var value = _ref7.value,
done = _ref7.done;
if (done) {
sink.close();
return;
}
(0, _util.assert)((0, _util.isArrayBuffer)(value));
sink.enqueue(new Uint8Array(value), 1, [value]);
})["catch"](function (reason) {
sink.error(reason);
});
};
sink.onCancel = function (reason) {
_this10._fullReader.cancel(reason);
};
}, this);
messageHandler.on('ReaderHeadersReady', function (data) {
var _this11 = this;
var headersCapability = (0, _util.createPromiseCapability)();
var fullReader = this._fullReader;
fullReader.headersReady.then(function () {
if (!fullReader.isStreamingSupported || !fullReader.isRangeSupported) {
if (_this11._lastProgress && loadingTask.onProgress) {
loadingTask.onProgress(_this11._lastProgress);
}
fullReader.onProgress = function (evt) {
if (loadingTask.onProgress) {
loadingTask.onProgress({
loaded: evt.loaded,
total: evt.total
});
}
};
}
headersCapability.resolve({
isStreamingSupported: fullReader.isStreamingSupported,
isRangeSupported: fullReader.isRangeSupported,
contentLength: fullReader.contentLength
});
}, headersCapability.reject);
return headersCapability.promise;
}, this);
messageHandler.on('GetRangeReader', function (data, sink) {
(0, _util.assert)(this._networkStream);
var rangeReader = this._networkStream.getRangeReader(data.begin, data.end);
if (!rangeReader) {
sink.close();
return;
}
sink.onPull = function () {
rangeReader.read().then(function (_ref8) {
var value = _ref8.value,
done = _ref8.done;
if (done) {
sink.close();
return;
}
(0, _util.assert)((0, _util.isArrayBuffer)(value));
sink.enqueue(new Uint8Array(value), 1, [value]);
})["catch"](function (reason) {
sink.error(reason);
});
};
sink.onCancel = function (reason) {
rangeReader.cancel(reason);
};
}, this);
messageHandler.on('GetDoc', function (_ref9) {
var pdfInfo = _ref9.pdfInfo;
this._numPages = pdfInfo.numPages;
loadingTask._capability.resolve(new PDFDocumentProxy(pdfInfo, this));
}, this);
messageHandler.on('PasswordRequest', function (exception) {
var _this12 = this;
this._passwordCapability = (0, _util.createPromiseCapability)();
if (loadingTask.onPassword) {
var updatePassword = function updatePassword(password) {
_this12._passwordCapability.resolve({
password: password
});
};
try {
loadingTask.onPassword(updatePassword, exception.code);
} catch (ex) {
this._passwordCapability.reject(ex);
}
} else {
this._passwordCapability.reject(new _util.PasswordException(exception.message, exception.code));
}
return this._passwordCapability.promise;
}, this);
messageHandler.on('PasswordException', function (exception) {
loadingTask._capability.reject(new _util.PasswordException(exception.message, exception.code));
}, this);
messageHandler.on('InvalidPDF', function (exception) {
loadingTask._capability.reject(new _util.InvalidPDFException(exception.message));
}, this);
messageHandler.on('MissingPDF', function (exception) {
loadingTask._capability.reject(new _util.MissingPDFException(exception.message));
}, this);
messageHandler.on('UnexpectedResponse', function (exception) {
loadingTask._capability.reject(new _util.UnexpectedResponseException(exception.message, exception.status));
}, this);
messageHandler.on('UnknownError', function (exception) {
loadingTask._capability.reject(new _util.UnknownErrorException(exception.message, exception.details));
}, this);
messageHandler.on('DataLoaded', function (data) {
if (loadingTask.onProgress) {
loadingTask.onProgress({
loaded: data.length,
total: data.length
});
}
this.downloadInfoCapability.resolve(data);
}, this);
messageHandler.on('StartRenderPage', function (data) {
if (this.destroyed) {
return;
}
var page = this.pageCache[data.pageIndex];
page._stats.timeEnd('Page Request');
page._startRenderPage(data.transparency, data.intent);
}, this);
messageHandler.on('RenderPageChunk', function (data) {
if (this.destroyed) {
return;
}
var page = this.pageCache[data.pageIndex];
page._renderPageChunk(data.operatorList, data.intent);
}, this);
messageHandler.on('commonobj', function (data) {
var _this13 = this;
if (this.destroyed) {
return;
}
var _data = _slicedToArray(data, 3),
id = _data[0],
type = _data[1],
exportedData = _data[2];
if (this.commonObjs.has(id)) {
return;
}
switch (type) {
case 'Font':
var params = this._params;
if ('error' in exportedData) {
var exportedError = exportedData.error;
(0, _util.warn)("Error during font loading: ".concat(exportedError));
this.commonObjs.resolve(id, exportedError);
break;
}
var fontRegistry = null;
if (params.pdfBug && _global_scope["default"].FontInspector && _global_scope["default"].FontInspector.enabled) {
fontRegistry = {
registerFont: function registerFont(font, url) {
_global_scope["default"]['FontInspector'].fontAdded(font, url);
}
};
}
var font = new _font_loader.FontFaceObject(exportedData, {
isEvalSupported: params.isEvalSupported,
disableFontFace: params.disableFontFace,
ignoreErrors: params.ignoreErrors,
onUnsupportedFeature: this._onUnsupportedFeature.bind(this),
fontRegistry: fontRegistry
});
this.fontLoader.bind(font).then(function () {
_this13.commonObjs.resolve(id, font);
}, function (reason) {
messageHandler.sendWithPromise('FontFallback', {
id: id
})["finally"](function () {
_this13.commonObjs.resolve(id, font);
});
});
break;
case 'FontPath':
case 'FontType3Res':
this.commonObjs.resolve(id, exportedData);
break;
default:
throw new Error("Got unknown common object type ".concat(type));
}
}, this);
messageHandler.on('obj', function (data) {
if (this.destroyed) {
return undefined;
}
var _data2 = _slicedToArray(data, 4),
id = _data2[0],
pageIndex = _data2[1],
type = _data2[2],
imageData = _data2[3];
var pageProxy = this.pageCache[pageIndex];
if (pageProxy.objs.has(id)) {
return undefined;
}
switch (type) {
case 'JpegStream':
return new Promise(function (resolve, reject) {
var img = new Image();
img.onload = function () {
resolve(img);
};
img.onerror = function () {
reject(new Error('Error during JPEG image loading'));
(0, _display_utils.releaseImageResources)(img);
};
img.src = imageData;
}).then(function (img) {
pageProxy.objs.resolve(id, img);
});
case 'Image':
pageProxy.objs.resolve(id, imageData);
var MAX_IMAGE_SIZE_TO_STORE = 8000000;
if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {
pageProxy.cleanupAfterRender = true;
}
break;
default:
throw new Error("Got unknown object type ".concat(type));
}
return undefined;
}, this);
messageHandler.on('DocProgress', function (data) {
if (this.destroyed) {
return;
}
if (loadingTask.onProgress) {
loadingTask.onProgress({
loaded: data.loaded,
total: data.total
});
}
}, this);
messageHandler.on('PageError', function (data) {
if (this.destroyed) {
return;
}
var page = this.pageCache[data.pageIndex];
var intentState = page.intentStates[data.intent];
if (intentState.displayReadyCapability) {
intentState.displayReadyCapability.reject(new Error(data.error));
} else {
throw new Error(data.error);
}
if (intentState.operatorList) {
intentState.operatorList.lastChunk = true;
for (var i = 0; i < intentState.renderTasks.length; i++) {
intentState.renderTasks[i].operatorListChanged();
}
}
}, this);
messageHandler.on('UnsupportedFeature', this._onUnsupportedFeature, this);
messageHandler.on('JpegDecode', function (data) {
if (this.destroyed) {
return Promise.reject(new Error('Worker was destroyed'));
}
if (typeof document === 'undefined') {
return Promise.reject(new Error('"document" is not defined.'));
}
var _data3 = _slicedToArray(data, 2),
imageUrl = _data3[0],
components = _data3[1];
if (components !== 3 && components !== 1) {
return Promise.reject(new Error('Only 3 components or 1 component can be returned'));
}
return new Promise(function (resolve, reject) {
var img = new Image();
img.onload = function () {
var width = img.width,
height = img.height;
var size = width * height;
var rgbaLength = size * 4;
var buf = new Uint8ClampedArray(size * components);
var tmpCanvas = document.createElement('canvas');
tmpCanvas.width = width;
tmpCanvas.height = height;
var tmpCtx = tmpCanvas.getContext('2d');
tmpCtx.drawImage(img, 0, 0);
var data = tmpCtx.getImageData(0, 0, width, height).data;
if (components === 3) {
for (var i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
buf[j] = data[i];
buf[j + 1] = data[i + 1];
buf[j + 2] = data[i + 2];
}
} else if (components === 1) {
for (var _i2 = 0, _j = 0; _i2 < rgbaLength; _i2 += 4, _j++) {
buf[_j] = data[_i2];
}
}
resolve({
data: buf,
width: width,
height: height
});
(0, _display_utils.releaseImageResources)(img);
tmpCanvas.width = 0;
tmpCanvas.height = 0;
tmpCanvas = null;
tmpCtx = null;
};
img.onerror = function () {
reject(new Error('JpegDecode failed to load image'));
(0, _display_utils.releaseImageResources)(img);
};
img.src = imageUrl;
});
}, this);
messageHandler.on('FetchBuiltInCMap', function (data) {
if (this.destroyed) {
return Promise.reject(new Error('Worker was destroyed'));
}
return this.CMapReaderFactory.fetch({
name: data.name
});
}, this);
}
}, {
key: "_onUnsupportedFeature",
value: function _onUnsupportedFeature(_ref10) {
var featureId = _ref10.featureId;
if (this.destroyed) {
return;
}
if (this.loadingTask.onUnsupportedFeature) {
this.loadingTask.onUnsupportedFeature(featureId);
}
}
}, {
key: "getData",
value: function getData() {
return this.messageHandler.sendWithPromise('GetData', null);
}
}, {
key: "getPage",
value: function getPage(pageNumber) {
var _this14 = this;
if (!Number.isInteger(pageNumber) || pageNumber <= 0 || pageNumber > this._numPages) {
return Promise.reject(new Error('Invalid page request'));
}
var pageIndex = pageNumber - 1;
if (pageIndex in this.pagePromises) {
return this.pagePromises[pageIndex];
}
var promise = this.messageHandler.sendWithPromise('GetPage', {
pageIndex: pageIndex
}).then(function (pageInfo) {
if (_this14.destroyed) {
throw new Error('Transport destroyed');
}
var page = new PDFPageProxy(pageIndex, pageInfo, _this14, _this14._params.pdfBug);
_this14.pageCache[pageIndex] = page;
return page;
});
this.pagePromises[pageIndex] = promise;
return promise;
}
}, {
key: "getPageIndex",
value: function getPageIndex(ref) {
return this.messageHandler.sendWithPromise('GetPageIndex', {
ref: ref
})["catch"](function (reason) {
return Promise.reject(new Error(reason));
});
}
}, {
key: "getAnnotations",
value: function getAnnotations(pageIndex, intent) {
return this.messageHandler.sendWithPromise('GetAnnotations', {
pageIndex: pageIndex,
intent: intent
});
}
}, {
key: "getDestinations",
value: function getDestinations() {
return this.messageHandler.sendWithPromise('GetDestinations', null);
}
}, {
key: "getDestination",
value: function getDestination(id) {
if (typeof id !== 'string') {
return Promise.reject(new Error('Invalid destination request.'));
}
return this.messageHandler.sendWithPromise('GetDestination', {
id: id
});
}
}, {
key: "getPageLabels",
value: function getPageLabels() {
return this.messageHandler.sendWithPromise('GetPageLabels', null);
}
}, {
key: "getPageLayout",
value: function getPageLayout() {
return this.messageHandler.sendWithPromise('GetPageLayout', null);
}
}, {
key: "getPageMode",
value: function getPageMode() {
return this.messageHandler.sendWithPromise('GetPageMode', null);
}
}, {
key: "getViewerPreferences",
value: function getViewerPreferences() {
return this.messageHandler.sendWithPromise('GetViewerPreferences', null);
}
}, {
key: "getOpenActionDestination",
value: function getOpenActionDestination() {
return this.messageHandler.sendWithPromise('GetOpenActionDestination', null);
}
}, {
key: "getAttachments",
value: function getAttachments() {
return this.messageHandler.sendWithPromise('GetAttachments', null);
}
}, {
key: "getJavaScript",
value: function getJavaScript() {
return this.messageHandler.sendWithPromise('GetJavaScript', null);
}
}, {
key: "getOutline",
value: function getOutline() {
return this.messageHandler.sendWithPromise('GetOutline', null);
}
}, {
key: "getPermissions",
value: function getPermissions() {
return this.messageHandler.sendWithPromise('GetPermissions', null);
}
}, {
key: "getMetadata",
value: function getMetadata() {
var _this15 = this;
return this.messageHandler.sendWithPromise('GetMetadata', null).then(function (results) {
return {
info: results[0],
metadata: results[1] ? new _metadata.Metadata(results[1]) : null,
contentDispositionFilename: _this15._fullReader ? _this15._fullReader.filename : null
};
});
}
}, {
key: "getStats",
value: function getStats() {
return this.messageHandler.sendWithPromise('GetStats', null);
}
}, {
key: "startCleanup",
value: function startCleanup() {
var _this16 = this;
this.messageHandler.sendWithPromise('Cleanup', null).then(function () {
for (var i = 0, ii = _this16.pageCache.length; i < ii; i++) {
var page = _this16.pageCache[i];
if (page) {
page.cleanup();
}
}
_this16.commonObjs.clear();
_this16.fontLoader.clear();
});
}
}, {
key: "loadingParams",
get: function get() {
var params = this._params;
return (0, _util.shadow)(this, 'loadingParams', {
disableAutoFetch: params.disableAutoFetch,
disableCreateObjectURL: params.disableCreateObjectURL,
disableFontFace: params.disableFontFace,
nativeImageDecoderSupport: params.nativeImageDecoderSupport
});
}
}]);
return WorkerTransport;
}();
var PDFObjects =
/*#__PURE__*/
function () {
function PDFObjects() {
_classCallCheck(this, PDFObjects);
this._objs = Object.create(null);
}
_createClass(PDFObjects, [{
key: "_ensureObj",
value: function _ensureObj(objId) {
if (this._objs[objId]) {
return this._objs[objId];
}
return this._objs[objId] = {
capability: (0, _util.createPromiseCapability)(),
data: null,
resolved: false
};
}
}, {
key: "get",
value: function get(objId) {
var callback = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
if (callback) {
this._ensureObj(objId).capability.promise.then(callback);
return null;
}
var obj = this._objs[objId];
if (!obj || !obj.resolved) {
throw new Error("Requesting object that isn't resolved yet ".concat(objId, "."));
}
return obj.data;
}
}, {
key: "has",
value: function has(objId) {
var obj = this._objs[objId];
return obj ? obj.resolved : false;
}
}, {
key: "resolve",
value: function resolve(objId, data) {
var obj = this._ensureObj(objId);
obj.resolved = true;
obj.data = data;
obj.capability.resolve(data);
}
}, {
key: "clear",
value: function clear() {
for (var objId in this._objs) {
var data = this._objs[objId].data;
if (typeof Image !== 'undefined' && data instanceof Image) {
(0, _display_utils.releaseImageResources)(data);
}
}
this._objs = Object.create(null);
}
}]);
return PDFObjects;
}();
var RenderTask =
/*#__PURE__*/
function () {
function RenderTask(internalRenderTask) {
_classCallCheck(this, RenderTask);
this._internalRenderTask = internalRenderTask;
this.onContinue = null;
}
_createClass(RenderTask, [{
key: "cancel",
value: function cancel() {
this._internalRenderTask.cancel();
}
}, {
key: "then",
value: function then(onFulfilled, onRejected) {
(0, _display_utils.deprecated)('RenderTask.then method, use the `promise` getter instead.');
return this.promise.then.apply(this.promise, arguments);
}
}, {
key: "promise",
get: function get() {
return this._internalRenderTask.capability.promise;
}
}]);
return RenderTask;
}();
var InternalRenderTask = function InternalRenderTaskClosure() {
var canvasInRendering = new WeakSet();
var InternalRenderTask =
/*#__PURE__*/
function () {
function InternalRenderTask(_ref11) {
var callback = _ref11.callback,
params = _ref11.params,
objs = _ref11.objs,
commonObjs = _ref11.commonObjs,
operatorList = _ref11.operatorList,
pageNumber = _ref11.pageNumber,
canvasFactory = _ref11.canvasFactory,
webGLContext = _ref11.webGLContext,
_ref11$useRequestAnim = _ref11.useRequestAnimationFrame,
useRequestAnimationFrame = _ref11$useRequestAnim === void 0 ? false : _ref11$useRequestAnim,
_ref11$pdfBug = _ref11.pdfBug,
pdfBug = _ref11$pdfBug === void 0 ? false : _ref11$pdfBug;
_classCallCheck(this, InternalRenderTask);
this.callback = callback;
this.params = params;
this.objs = objs;
this.commonObjs = commonObjs;
this.operatorListIdx = null;
this.operatorList = operatorList;
this.pageNumber = pageNumber;
this.canvasFactory = canvasFactory;
this.webGLContext = webGLContext;
this._pdfBug = pdfBug;
this.running = false;
this.graphicsReadyCallback = null;
this.graphicsReady = false;
this._useRequestAnimationFrame = useRequestAnimationFrame === true && typeof window !== 'undefined';
this.cancelled = false;
this.capability = (0, _util.createPromiseCapability)();
this.task = new RenderTask(this);
this._continueBound = this._continue.bind(this);
this._scheduleNextBound = this._scheduleNext.bind(this);
this._nextBound = this._next.bind(this);
this._canvas = params.canvasContext.canvas;
}
_createClass(InternalRenderTask, [{
key: "initializeGraphics",
value: function initializeGraphics() {
var transparency = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
if (this.cancelled) {
return;
}
if (this._canvas) {
if (canvasInRendering.has(this._canvas)) {
throw new Error('Cannot use the same canvas during multiple render() operations. ' + 'Use different canvas or ensure previous operations were ' + 'cancelled or completed.');
}
canvasInRendering.add(this._canvas);
}
if (this._pdfBug && _global_scope["default"].StepperManager && _global_scope["default"].StepperManager.enabled) {
this.stepper = _global_scope["default"].StepperManager.create(this.pageNumber - 1);
this.stepper.init(this.operatorList);
this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
}
var _this$params = this.params,
canvasContext = _this$params.canvasContext,
viewport = _this$params.viewport,
transform = _this$params.transform,
imageLayer = _this$params.imageLayer,
background = _this$params.background;
this.gfx = new _canvas.CanvasGraphics(canvasContext, this.commonObjs, this.objs, this.canvasFactory, this.webGLContext, imageLayer);
this.gfx.beginDrawing({
transform: transform,
viewport: viewport,
transparency: transparency,
background: background
});
this.operatorListIdx = 0;
this.graphicsReady = true;
if (this.graphicsReadyCallback) {
this.graphicsReadyCallback();
}
}
}, {
key: "cancel",
value: function cancel() {
var error = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
this.running = false;
this.cancelled = true;
if (this.gfx) {
this.gfx.endDrawing();
}
if (this._canvas) {
canvasInRendering["delete"](this._canvas);
}
this.callback(error || new _display_utils.RenderingCancelledException("Rendering cancelled, page ".concat(this.pageNumber), 'canvas'));
}
}, {
key: "operatorListChanged",
value: function operatorListChanged() {
if (!this.graphicsReady) {
if (!this.graphicsReadyCallback) {
this.graphicsReadyCallback = this._continueBound;
}
return;
}
if (this.stepper) {
this.stepper.updateOperatorList(this.operatorList);
}
if (this.running) {
return;
}
this._continue();
}
}, {
key: "_continue",
value: function _continue() {
this.running = true;
if (this.cancelled) {
return;
}
if (this.task.onContinue) {
this.task.onContinue(this._scheduleNextBound);
} else {
this._scheduleNext();
}
}
}, {
key: "_scheduleNext",
value: function _scheduleNext() {
var _this17 = this;
if (this._useRequestAnimationFrame) {
window.requestAnimationFrame(function () {
_this17._nextBound()["catch"](_this17.cancel.bind(_this17));
});
} else {
Promise.resolve().then(this._nextBound)["catch"](this.cancel.bind(this));
}
}
}, {
key: "_next",
value: function () {
var _next2 = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee() {
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
if (!this.cancelled) {
_context.next = 2;
break;
}
return _context.abrupt("return");
case 2:
this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
if (this.operatorListIdx === this.operatorList.argsArray.length) {
this.running = false;
if (this.operatorList.lastChunk) {
this.gfx.endDrawing();
if (this._canvas) {
canvasInRendering["delete"](this._canvas);
}
this.callback();
}
}
case 4:
case "end":
return _context.stop();
}
}
}, _callee, this);
}));
function _next() {
return _next2.apply(this, arguments);
}
return _next;
}()
}]);
return InternalRenderTask;
}();
return InternalRenderTask;
}();
var version = '2.2.228';
exports.version = version;
var build = 'd7afb74a';
exports.build = build;
/***/ }),
/* 148 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = __w_pdfjs_require__(149);
/***/ }),
/* 149 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
/* WEBPACK VAR INJECTION */(function(module) {
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var runtime = function (exports) {
"use strict";
var Op = Object.prototype;
var hasOwn = Op.hasOwnProperty;
var undefined;
var $Symbol = typeof Symbol === "function" ? Symbol : {};
var iteratorSymbol = $Symbol.iterator || "@@iterator";
var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
function wrap(innerFn, outerFn, self, tryLocsList) {
var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
var generator = Object.create(protoGenerator.prototype);
var context = new Context(tryLocsList || []);
generator._invoke = makeInvokeMethod(innerFn, self, context);
return generator;
}
exports.wrap = wrap;
function tryCatch(fn, obj, arg) {
try {
return {
type: "normal",
arg: fn.call(obj, arg)
};
} catch (err) {
return {
type: "throw",
arg: err
};
}
}
var GenStateSuspendedStart = "suspendedStart";
var GenStateSuspendedYield = "suspendedYield";
var GenStateExecuting = "executing";
var GenStateCompleted = "completed";
var ContinueSentinel = {};
function Generator() {}
function GeneratorFunction() {}
function GeneratorFunctionPrototype() {}
var IteratorPrototype = {};
IteratorPrototype[iteratorSymbol] = function () {
return this;
};
var getProto = Object.getPrototypeOf;
var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
IteratorPrototype = NativeIteratorPrototype;
}
var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
GeneratorFunctionPrototype.constructor = GeneratorFunction;
GeneratorFunctionPrototype[toStringTagSymbol] = GeneratorFunction.displayName = "GeneratorFunction";
function defineIteratorMethods(prototype) {
["next", "throw", "return"].forEach(function (method) {
prototype[method] = function (arg) {
return this._invoke(method, arg);
};
});
}
exports.isGeneratorFunction = function (genFun) {
var ctor = typeof genFun === "function" && genFun.constructor;
return ctor ? ctor === GeneratorFunction || (ctor.displayName || ctor.name) === "GeneratorFunction" : false;
};
exports.mark = function (genFun) {
if (Object.setPrototypeOf) {
Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
} else {
genFun.__proto__ = GeneratorFunctionPrototype;
if (!(toStringTagSymbol in genFun)) {
genFun[toStringTagSymbol] = "GeneratorFunction";
}
}
genFun.prototype = Object.create(Gp);
return genFun;
};
exports.awrap = function (arg) {
return {
__await: arg
};
};
function AsyncIterator(generator) {
function invoke(method, arg, resolve, reject) {
var record = tryCatch(generator[method], generator, arg);
if (record.type === "throw") {
reject(record.arg);
} else {
var result = record.arg;
var value = result.value;
if (value && _typeof(value) === "object" && hasOwn.call(value, "__await")) {
return Promise.resolve(value.__await).then(function (value) {
invoke("next", value, resolve, reject);
}, function (err) {
invoke("throw", err, resolve, reject);
});
}
return Promise.resolve(value).then(function (unwrapped) {
result.value = unwrapped;
resolve(result);
}, function (error) {
return invoke("throw", error, resolve, reject);
});
}
}
var previousPromise;
function enqueue(method, arg) {
function callInvokeWithMethodAndArg() {
return new Promise(function (resolve, reject) {
invoke(method, arg, resolve, reject);
});
}
return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
}
this._invoke = enqueue;
}
defineIteratorMethods(AsyncIterator.prototype);
AsyncIterator.prototype[asyncIteratorSymbol] = function () {
return this;
};
exports.AsyncIterator = AsyncIterator;
exports.async = function (innerFn, outerFn, self, tryLocsList) {
var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList));
return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) {
return result.done ? result.value : iter.next();
});
};
function makeInvokeMethod(innerFn, self, context) {
var state = GenStateSuspendedStart;
return function invoke(method, arg) {
if (state === GenStateExecuting) {
throw new Error("Generator is already running");
}
if (state === GenStateCompleted) {
if (method === "throw") {
throw arg;
}
return doneResult();
}
context.method = method;
context.arg = arg;
while (true) {
var delegate = context.delegate;
if (delegate) {
var delegateResult = maybeInvokeDelegate(delegate, context);
if (delegateResult) {
if (delegateResult === ContinueSentinel) continue;
return delegateResult;
}
}
if (context.method === "next") {
context.sent = context._sent = context.arg;
} else if (context.method === "throw") {
if (state === GenStateSuspendedStart) {
state = GenStateCompleted;
throw context.arg;
}
context.dispatchException(context.arg);
} else if (context.method === "return") {
context.abrupt("return", context.arg);
}
state = GenStateExecuting;
var record = tryCatch(innerFn, self, context);
if (record.type === "normal") {
state = context.done ? GenStateCompleted : GenStateSuspendedYield;
if (record.arg === ContinueSentinel) {
continue;
}
return {
value: record.arg,
done: context.done
};
} else if (record.type === "throw") {
state = GenStateCompleted;
context.method = "throw";
context.arg = record.arg;
}
}
};
}
function maybeInvokeDelegate(delegate, context) {
var method = delegate.iterator[context.method];
if (method === undefined) {
context.delegate = null;
if (context.method === "throw") {
if (delegate.iterator["return"]) {
context.method = "return";
context.arg = undefined;
maybeInvokeDelegate(delegate, context);
if (context.method === "throw") {
return ContinueSentinel;
}
}
context.method = "throw";
context.arg = new TypeError("The iterator does not provide a 'throw' method");
}
return ContinueSentinel;
}
var record = tryCatch(method, delegate.iterator, context.arg);
if (record.type === "throw") {
context.method = "throw";
context.arg = record.arg;
context.delegate = null;
return ContinueSentinel;
}
var info = record.arg;
if (!info) {
context.method = "throw";
context.arg = new TypeError("iterator result is not an object");
context.delegate = null;
return ContinueSentinel;
}
if (info.done) {
context[delegate.resultName] = info.value;
context.next = delegate.nextLoc;
if (context.method !== "return") {
context.method = "next";
context.arg = undefined;
}
} else {
return info;
}
context.delegate = null;
return ContinueSentinel;
}
defineIteratorMethods(Gp);
Gp[toStringTagSymbol] = "Generator";
Gp[iteratorSymbol] = function () {
return this;
};
Gp.toString = function () {
return "[object Generator]";
};
function pushTryEntry(locs) {
var entry = {
tryLoc: locs[0]
};
if (1 in locs) {
entry.catchLoc = locs[1];
}
if (2 in locs) {
entry.finallyLoc = locs[2];
entry.afterLoc = locs[3];
}
this.tryEntries.push(entry);
}
function resetTryEntry(entry) {
var record = entry.completion || {};
record.type = "normal";
delete record.arg;
entry.completion = record;
}
function Context(tryLocsList) {
this.tryEntries = [{
tryLoc: "root"
}];
tryLocsList.forEach(pushTryEntry, this);
this.reset(true);
}
exports.keys = function (object) {
var keys = [];
for (var key in object) {
keys.push(key);
}
keys.reverse();
return function next() {
while (keys.length) {
var key = keys.pop();
if (key in object) {
next.value = key;
next.done = false;
return next;
}
}
next.done = true;
return next;
};
};
function values(iterable) {
if (iterable) {
var iteratorMethod = iterable[iteratorSymbol];
if (iteratorMethod) {
return iteratorMethod.call(iterable);
}
if (typeof iterable.next === "function") {
return iterable;
}
if (!isNaN(iterable.length)) {
var i = -1,
next = function next() {
while (++i < iterable.length) {
if (hasOwn.call(iterable, i)) {
next.value = iterable[i];
next.done = false;
return next;
}
}
next.value = undefined;
next.done = true;
return next;
};
return next.next = next;
}
}
return {
next: doneResult
};
}
exports.values = values;
function doneResult() {
return {
value: undefined,
done: true
};
}
Context.prototype = {
constructor: Context,
reset: function reset(skipTempReset) {
this.prev = 0;
this.next = 0;
this.sent = this._sent = undefined;
this.done = false;
this.delegate = null;
this.method = "next";
this.arg = undefined;
this.tryEntries.forEach(resetTryEntry);
if (!skipTempReset) {
for (var name in this) {
if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
this[name] = undefined;
}
}
}
},
stop: function stop() {
this.done = true;
var rootEntry = this.tryEntries[0];
var rootRecord = rootEntry.completion;
if (rootRecord.type === "throw") {
throw rootRecord.arg;
}
return this.rval;
},
dispatchException: function dispatchException(exception) {
if (this.done) {
throw exception;
}
var context = this;
function handle(loc, caught) {
record.type = "throw";
record.arg = exception;
context.next = loc;
if (caught) {
context.method = "next";
context.arg = undefined;
}
return !!caught;
}
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
var record = entry.completion;
if (entry.tryLoc === "root") {
return handle("end");
}
if (entry.tryLoc <= this.prev) {
var hasCatch = hasOwn.call(entry, "catchLoc");
var hasFinally = hasOwn.call(entry, "finallyLoc");
if (hasCatch && hasFinally) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
} else if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else if (hasCatch) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
}
} else if (hasFinally) {
if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else {
throw new Error("try statement without catch or finally");
}
}
}
},
abrupt: function abrupt(type, arg) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
var finallyEntry = entry;
break;
}
}
if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
finallyEntry = null;
}
var record = finallyEntry ? finallyEntry.completion : {};
record.type = type;
record.arg = arg;
if (finallyEntry) {
this.method = "next";
this.next = finallyEntry.finallyLoc;
return ContinueSentinel;
}
return this.complete(record);
},
complete: function complete(record, afterLoc) {
if (record.type === "throw") {
throw record.arg;
}
if (record.type === "break" || record.type === "continue") {
this.next = record.arg;
} else if (record.type === "return") {
this.rval = this.arg = record.arg;
this.method = "return";
this.next = "end";
} else if (record.type === "normal" && afterLoc) {
this.next = afterLoc;
}
return ContinueSentinel;
},
finish: function finish(finallyLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.finallyLoc === finallyLoc) {
this.complete(entry.completion, entry.afterLoc);
resetTryEntry(entry);
return ContinueSentinel;
}
}
},
"catch": function _catch(tryLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc === tryLoc) {
var record = entry.completion;
if (record.type === "throw") {
var thrown = record.arg;
resetTryEntry(entry);
}
return thrown;
}
}
throw new Error("illegal catch attempt");
},
delegateYield: function delegateYield(iterable, resultName, nextLoc) {
this.delegate = {
iterator: values(iterable),
resultName: resultName,
nextLoc: nextLoc
};
if (this.method === "next") {
this.arg = undefined;
}
return ContinueSentinel;
}
};
return exports;
}(( false ? undefined : _typeof(module)) === "object" ? module.exports : {});
try {
regeneratorRuntime = runtime;
} catch (accidentalStrictMode) {
Function("r", "regeneratorRuntime = r")(runtime);
}
/* WEBPACK VAR INJECTION */}.call(this, __w_pdfjs_require__(150)(module)))
/***/ }),
/* 150 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (module) {
if (!module.webpackPolyfill) {
module.deprecate = function () {};
module.paths = [];
if (!module.children) module.children = [];
Object.defineProperty(module, "loaded", {
enumerable: true,
get: function get() {
return module.l;
}
});
Object.defineProperty(module, "id", {
enumerable: true,
get: function get() {
return module.i;
}
});
module.webpackPolyfill = 1;
}
return module;
};
/***/ }),
/* 151 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.addLinkAttributes = addLinkAttributes;
exports.getFilenameFromUrl = getFilenameFromUrl;
exports.isFetchSupported = isFetchSupported;
exports.isValidFetchUrl = isValidFetchUrl;
exports.loadScript = loadScript;
exports.deprecated = deprecated;
exports.releaseImageResources = releaseImageResources;
exports.PDFDateString = exports.DummyStatTimer = exports.StatTimer = exports.DOMSVGFactory = exports.DOMCMapReaderFactory = exports.DOMCanvasFactory = exports.DEFAULT_LINK_REL = exports.LinkTarget = exports.RenderingCancelledException = exports.PageViewport = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var DEFAULT_LINK_REL = 'noopener noreferrer nofollow';
exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL;
var SVG_NS = 'http://www.w3.org/2000/svg';
var DOMCanvasFactory =
/*#__PURE__*/
function () {
function DOMCanvasFactory() {
_classCallCheck(this, DOMCanvasFactory);
}
_createClass(DOMCanvasFactory, [{
key: "create",
value: function create(width, height) {
if (width <= 0 || height <= 0) {
throw new Error('Invalid canvas size');
}
var canvas = document.createElement('canvas');
var context = canvas.getContext('2d');
canvas.width = width;
canvas.height = height;
return {
canvas: canvas,
context: context
};
}
}, {
key: "reset",
value: function reset(canvasAndContext, width, height) {
if (!canvasAndContext.canvas) {
throw new Error('Canvas is not specified');
}
if (width <= 0 || height <= 0) {
throw new Error('Invalid canvas size');
}
canvasAndContext.canvas.width = width;
canvasAndContext.canvas.height = height;
}
}, {
key: "destroy",
value: function destroy(canvasAndContext) {
if (!canvasAndContext.canvas) {
throw new Error('Canvas is not specified');
}
canvasAndContext.canvas.width = 0;
canvasAndContext.canvas.height = 0;
canvasAndContext.canvas = null;
canvasAndContext.context = null;
}
}]);
return DOMCanvasFactory;
}();
exports.DOMCanvasFactory = DOMCanvasFactory;
var DOMCMapReaderFactory =
/*#__PURE__*/
function () {
function DOMCMapReaderFactory(_ref) {
var _ref$baseUrl = _ref.baseUrl,
baseUrl = _ref$baseUrl === void 0 ? null : _ref$baseUrl,
_ref$isCompressed = _ref.isCompressed,
isCompressed = _ref$isCompressed === void 0 ? false : _ref$isCompressed;
_classCallCheck(this, DOMCMapReaderFactory);
this.baseUrl = baseUrl;
this.isCompressed = isCompressed;
}
_createClass(DOMCMapReaderFactory, [{
key: "fetch",
value: function (_fetch) {
function fetch(_x) {
return _fetch.apply(this, arguments);
}
fetch.toString = function () {
return _fetch.toString();
};
return fetch;
}(
/*#__PURE__*/
function () {
var _ref3 = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee2(_ref2) {
var _this = this;
var name, url, compressionType;
return _regenerator["default"].wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
name = _ref2.name;
if (this.baseUrl) {
_context2.next = 3;
break;
}
throw new Error('The CMap "baseUrl" parameter must be specified, ensure that ' + 'the "cMapUrl" and "cMapPacked" API parameters are provided.');
case 3:
if (name) {
_context2.next = 5;
break;
}
throw new Error('CMap name must be specified.');
case 5:
url = this.baseUrl + name + (this.isCompressed ? '.bcmap' : '');
compressionType = this.isCompressed ? _util.CMapCompressionType.BINARY : _util.CMapCompressionType.NONE;
if (!(isFetchSupported() && isValidFetchUrl(url, document.baseURI))) {
_context2.next = 9;
break;
}
return _context2.abrupt("return", fetch(url).then(
/*#__PURE__*/
function () {
var _ref4 = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee(response) {
var cMapData;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
if (response.ok) {
_context.next = 2;
break;
}
throw new Error(response.statusText);
case 2:
if (!_this.isCompressed) {
_context.next = 10;
break;
}
_context.t0 = Uint8Array;
_context.next = 6;
return response.arrayBuffer();
case 6:
_context.t1 = _context.sent;
cMapData = new _context.t0(_context.t1);
_context.next = 15;
break;
case 10:
_context.t2 = _util.stringToBytes;
_context.next = 13;
return response.text();
case 13:
_context.t3 = _context.sent;
cMapData = (0, _context.t2)(_context.t3);
case 15:
return _context.abrupt("return", {
cMapData: cMapData,
compressionType: compressionType
});
case 16:
case "end":
return _context.stop();
}
}
}, _callee);
}));
return function (_x3) {
return _ref4.apply(this, arguments);
};
}())["catch"](function (reason) {
throw new Error("Unable to load ".concat(_this.isCompressed ? 'binary ' : '') + "CMap at: ".concat(url));
}));
case 9:
return _context2.abrupt("return", new Promise(function (resolve, reject) {
var request = new XMLHttpRequest();
request.open('GET', url, true);
if (_this.isCompressed) {
request.responseType = 'arraybuffer';
}
request.onreadystatechange = function () {
if (request.readyState !== XMLHttpRequest.DONE) {
return;
}
if (request.status === 200 || request.status === 0) {
var cMapData;
if (_this.isCompressed && request.response) {
cMapData = new Uint8Array(request.response);
} else if (!_this.isCompressed && request.responseText) {
cMapData = (0, _util.stringToBytes)(request.responseText);
}
if (cMapData) {
resolve({
cMapData: cMapData,
compressionType: compressionType
});
return;
}
}
reject(new Error(request.statusText));
};
request.send(null);
})["catch"](function (reason) {
throw new Error("Unable to load ".concat(_this.isCompressed ? 'binary ' : '') + "CMap at: ".concat(url));
}));
case 10:
case "end":
return _context2.stop();
}
}
}, _callee2, this);
}));
return function (_x2) {
return _ref3.apply(this, arguments);
};
}())
}]);
return DOMCMapReaderFactory;
}();
exports.DOMCMapReaderFactory = DOMCMapReaderFactory;
var DOMSVGFactory =
/*#__PURE__*/
function () {
function DOMSVGFactory() {
_classCallCheck(this, DOMSVGFactory);
}
_createClass(DOMSVGFactory, [{
key: "create",
value: function create(width, height) {
(0, _util.assert)(width > 0 && height > 0, 'Invalid SVG dimensions');
var svg = document.createElementNS(SVG_NS, 'svg:svg');
svg.setAttribute('version', '1.1');
svg.setAttribute('width', width + 'px');
svg.setAttribute('height', height + 'px');
svg.setAttribute('preserveAspectRatio', 'none');
svg.setAttribute('viewBox', '0 0 ' + width + ' ' + height);
return svg;
}
}, {
key: "createElement",
value: function createElement(type) {
(0, _util.assert)(typeof type === 'string', 'Invalid SVG element type');
return document.createElementNS(SVG_NS, type);
}
}]);
return DOMSVGFactory;
}();
exports.DOMSVGFactory = DOMSVGFactory;
var PageViewport =
/*#__PURE__*/
function () {
function PageViewport(_ref5) {
var viewBox = _ref5.viewBox,
scale = _ref5.scale,
rotation = _ref5.rotation,
_ref5$offsetX = _ref5.offsetX,
offsetX = _ref5$offsetX === void 0 ? 0 : _ref5$offsetX,
_ref5$offsetY = _ref5.offsetY,
offsetY = _ref5$offsetY === void 0 ? 0 : _ref5$offsetY,
_ref5$dontFlip = _ref5.dontFlip,
dontFlip = _ref5$dontFlip === void 0 ? false : _ref5$dontFlip;
_classCallCheck(this, PageViewport);
this.viewBox = viewBox;
this.scale = scale;
this.rotation = rotation;
this.offsetX = offsetX;
this.offsetY = offsetY;
var centerX = (viewBox[2] + viewBox[0]) / 2;
var centerY = (viewBox[3] + viewBox[1]) / 2;
var rotateA, rotateB, rotateC, rotateD;
rotation = rotation % 360;
rotation = rotation < 0 ? rotation + 360 : rotation;
switch (rotation) {
case 180:
rotateA = -1;
rotateB = 0;
rotateC = 0;
rotateD = 1;
break;
case 90:
rotateA = 0;
rotateB = 1;
rotateC = 1;
rotateD = 0;
break;
case 270:
rotateA = 0;
rotateB = -1;
rotateC = -1;
rotateD = 0;
break;
default:
rotateA = 1;
rotateB = 0;
rotateC = 0;
rotateD = -1;
break;
}
if (dontFlip) {
rotateC = -rotateC;
rotateD = -rotateD;
}
var offsetCanvasX, offsetCanvasY;
var width, height;
if (rotateA === 0) {
offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
width = Math.abs(viewBox[3] - viewBox[1]) * scale;
height = Math.abs(viewBox[2] - viewBox[0]) * scale;
} else {
offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
width = Math.abs(viewBox[2] - viewBox[0]) * scale;
height = Math.abs(viewBox[3] - viewBox[1]) * scale;
}
this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY];
this.width = width;
this.height = height;
}
_createClass(PageViewport, [{
key: "clone",
value: function clone() {
var _ref6 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
_ref6$scale = _ref6.scale,
scale = _ref6$scale === void 0 ? this.scale : _ref6$scale,
_ref6$rotation = _ref6.rotation,
rotation = _ref6$rotation === void 0 ? this.rotation : _ref6$rotation,
_ref6$dontFlip = _ref6.dontFlip,
dontFlip = _ref6$dontFlip === void 0 ? false : _ref6$dontFlip;
return new PageViewport({
viewBox: this.viewBox.slice(),
scale: scale,
rotation: rotation,
offsetX: this.offsetX,
offsetY: this.offsetY,
dontFlip: dontFlip
});
}
}, {
key: "convertToViewportPoint",
value: function convertToViewportPoint(x, y) {
return _util.Util.applyTransform([x, y], this.transform);
}
}, {
key: "convertToViewportRectangle",
value: function convertToViewportRectangle(rect) {
var topLeft = _util.Util.applyTransform([rect[0], rect[1]], this.transform);
var bottomRight = _util.Util.applyTransform([rect[2], rect[3]], this.transform);
return [topLeft[0], topLeft[1], bottomRight[0], bottomRight[1]];
}
}, {
key: "convertToPdfPoint",
value: function convertToPdfPoint(x, y) {
return _util.Util.applyInverseTransform([x, y], this.transform);
}
}]);
return PageViewport;
}();
exports.PageViewport = PageViewport;
var RenderingCancelledException = function RenderingCancelledException() {
function RenderingCancelledException(msg, type) {
this.message = msg;
this.type = type;
}
RenderingCancelledException.prototype = new Error();
RenderingCancelledException.prototype.name = 'RenderingCancelledException';
RenderingCancelledException.constructor = RenderingCancelledException;
return RenderingCancelledException;
}();
exports.RenderingCancelledException = RenderingCancelledException;
var LinkTarget = {
NONE: 0,
SELF: 1,
BLANK: 2,
PARENT: 3,
TOP: 4
};
exports.LinkTarget = LinkTarget;
var LinkTargetStringMap = ['', '_self', '_blank', '_parent', '_top'];
function addLinkAttributes(link) {
var _ref7 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
url = _ref7.url,
target = _ref7.target,
rel = _ref7.rel;
link.href = link.title = url ? (0, _util.removeNullCharacters)(url) : '';
if (url) {
var LinkTargetValues = Object.values(LinkTarget);
var targetIndex = LinkTargetValues.includes(target) ? target : LinkTarget.NONE;
link.target = LinkTargetStringMap[targetIndex];
link.rel = typeof rel === 'string' ? rel : DEFAULT_LINK_REL;
}
}
function getFilenameFromUrl(url) {
var anchor = url.indexOf('#');
var query = url.indexOf('?');
var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
return url.substring(url.lastIndexOf('/', end) + 1, end);
}
var StatTimer =
/*#__PURE__*/
function () {
function StatTimer() {
var enable = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
_classCallCheck(this, StatTimer);
this.enabled = !!enable;
this.started = Object.create(null);
this.times = [];
}
_createClass(StatTimer, [{
key: "time",
value: function time(name) {
if (!this.enabled) {
return;
}
if (name in this.started) {
(0, _util.warn)('Timer is already running for ' + name);
}
this.started[name] = Date.now();
}
}, {
key: "timeEnd",
value: function timeEnd(name) {
if (!this.enabled) {
return;
}
if (!(name in this.started)) {
(0, _util.warn)('Timer has not been started for ' + name);
}
this.times.push({
'name': name,
'start': this.started[name],
'end': Date.now()
});
delete this.started[name];
}
}, {
key: "toString",
value: function toString() {
var out = '',
longest = 0;
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (var _iterator = this.times[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
var time = _step.value;
var name = time.name;
if (name.length > longest) {
longest = name.length;
}
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator["return"] != null) {
_iterator["return"]();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
var _iteratorNormalCompletion2 = true;
var _didIteratorError2 = false;
var _iteratorError2 = undefined;
try {
for (var _iterator2 = this.times[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
var _time = _step2.value;
var duration = _time.end - _time.start;
out += "".concat(_time.name.padEnd(longest), " ").concat(duration, "ms\n");
}
} catch (err) {
_didIteratorError2 = true;
_iteratorError2 = err;
} finally {
try {
if (!_iteratorNormalCompletion2 && _iterator2["return"] != null) {
_iterator2["return"]();
}
} finally {
if (_didIteratorError2) {
throw _iteratorError2;
}
}
}
return out;
}
}]);
return StatTimer;
}();
exports.StatTimer = StatTimer;
var DummyStatTimer =
/*#__PURE__*/
function () {
function DummyStatTimer() {
_classCallCheck(this, DummyStatTimer);
(0, _util.unreachable)('Cannot initialize DummyStatTimer.');
}
_createClass(DummyStatTimer, null, [{
key: "time",
value: function time(name) {}
}, {
key: "timeEnd",
value: function timeEnd(name) {}
}, {
key: "toString",
value: function toString() {
return '';
}
}]);
return DummyStatTimer;
}();
exports.DummyStatTimer = DummyStatTimer;
function isFetchSupported() {
return typeof fetch !== 'undefined' && typeof Response !== 'undefined' && 'body' in Response.prototype && typeof ReadableStream !== 'undefined';
}
function isValidFetchUrl(url, baseUrl) {
try {
var _ref8 = baseUrl ? new _util.URL(url, baseUrl) : new _util.URL(url),
protocol = _ref8.protocol;
return protocol === 'http:' || protocol === 'https:';
} catch (ex) {
return false;
}
}
function loadScript(src) {
return new Promise(function (resolve, reject) {
var script = document.createElement('script');
script.src = src;
script.onload = resolve;
script.onerror = function () {
reject(new Error("Cannot load script at: ".concat(script.src)));
};
(document.head || document.documentElement).appendChild(script);
});
}
function deprecated(details) {
console.log('Deprecated API usage: ' + details);
}
function releaseImageResources(img) {
(0, _util.assert)(img instanceof Image, 'Invalid `img` parameter.');
var url = img.src;
if (typeof url === 'string' && url.startsWith('blob:') && _util.URL.revokeObjectURL) {
_util.URL.revokeObjectURL(url);
}
img.removeAttribute('src');
}
var pdfDateStringRegex;
var PDFDateString =
/*#__PURE__*/
function () {
function PDFDateString() {
_classCallCheck(this, PDFDateString);
}
_createClass(PDFDateString, null, [{
key: "toDateObject",
value: function toDateObject(input) {
if (!input || !(0, _util.isString)(input)) {
return null;
}
if (!pdfDateStringRegex) {
pdfDateStringRegex = new RegExp('^D:' + '(\\d{4})' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '(\\d{2})?' + '([Z|+|-])?' + '(\\d{2})?' + '\'?' + '(\\d{2})?' + '\'?');
}
var matches = pdfDateStringRegex.exec(input);
if (!matches) {
return null;
}
var year = parseInt(matches[1], 10);
var month = parseInt(matches[2], 10);
month = month >= 1 && month <= 12 ? month - 1 : 0;
var day = parseInt(matches[3], 10);
day = day >= 1 && day <= 31 ? day : 1;
var hour = parseInt(matches[4], 10);
hour = hour >= 0 && hour <= 23 ? hour : 0;
var minute = parseInt(matches[5], 10);
minute = minute >= 0 && minute <= 59 ? minute : 0;
var second = parseInt(matches[6], 10);
second = second >= 0 && second <= 59 ? second : 0;
var universalTimeRelation = matches[7] || 'Z';
var offsetHour = parseInt(matches[8], 10);
offsetHour = offsetHour >= 0 && offsetHour <= 23 ? offsetHour : 0;
var offsetMinute = parseInt(matches[9], 10) || 0;
offsetMinute = offsetMinute >= 0 && offsetMinute <= 59 ? offsetMinute : 0;
if (universalTimeRelation === '-') {
hour += offsetHour;
minute += offsetMinute;
} else if (universalTimeRelation === '+') {
hour -= offsetHour;
minute -= offsetMinute;
}
return new Date(Date.UTC(year, month, day, hour, minute, second));
}
}]);
return PDFDateString;
}();
exports.PDFDateString = PDFDateString;
/***/ }),
/* 152 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.FontLoader = exports.FontFaceObject = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var BaseFontLoader =
/*#__PURE__*/
function () {
function BaseFontLoader(_ref) {
var docId = _ref.docId,
onUnsupportedFeature = _ref.onUnsupportedFeature;
_classCallCheck(this, BaseFontLoader);
if (this.constructor === BaseFontLoader) {
(0, _util.unreachable)('Cannot initialize BaseFontLoader.');
}
this.docId = docId;
this._onUnsupportedFeature = onUnsupportedFeature;
this.nativeFontFaces = [];
this.styleElement = null;
}
_createClass(BaseFontLoader, [{
key: "addNativeFontFace",
value: function addNativeFontFace(nativeFontFace) {
this.nativeFontFaces.push(nativeFontFace);
document.fonts.add(nativeFontFace);
}
}, {
key: "insertRule",
value: function insertRule(rule) {
var styleElement = this.styleElement;
if (!styleElement) {
styleElement = this.styleElement = document.createElement('style');
styleElement.id = "PDFJS_FONT_STYLE_TAG_".concat(this.docId);
document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement);
}
var styleSheet = styleElement.sheet;
styleSheet.insertRule(rule, styleSheet.cssRules.length);
}
}, {
key: "clear",
value: function clear() {
this.nativeFontFaces.forEach(function (nativeFontFace) {
document.fonts["delete"](nativeFontFace);
});
this.nativeFontFaces.length = 0;
if (this.styleElement) {
this.styleElement.remove();
this.styleElement = null;
}
}
}, {
key: "bind",
value: function () {
var _bind = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee(font) {
var _this = this;
var nativeFontFace, rule;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
if (!(font.attached || font.missingFile)) {
_context.next = 2;
break;
}
return _context.abrupt("return", undefined);
case 2:
font.attached = true;
if (!this.isFontLoadingAPISupported) {
_context.next = 19;
break;
}
nativeFontFace = font.createNativeFontFace();
if (!nativeFontFace) {
_context.next = 18;
break;
}
this.addNativeFontFace(nativeFontFace);
_context.prev = 7;
_context.next = 10;
return nativeFontFace.loaded;
case 10:
_context.next = 18;
break;
case 12:
_context.prev = 12;
_context.t0 = _context["catch"](7);
this._onUnsupportedFeature({
featureId: _util.UNSUPPORTED_FEATURES.font
});
(0, _util.warn)("Failed to load font '".concat(nativeFontFace.family, "': '").concat(_context.t0, "'."));
font.disableFontFace = true;
throw _context.t0;
case 18:
return _context.abrupt("return", undefined);
case 19:
rule = font.createFontFaceRule();
if (!rule) {
_context.next = 25;
break;
}
this.insertRule(rule);
if (!this.isSyncFontLoadingSupported) {
_context.next = 24;
break;
}
return _context.abrupt("return", undefined);
case 24:
return _context.abrupt("return", new Promise(function (resolve) {
var request = _this._queueLoadingCallback(resolve);
_this._prepareFontLoadEvent([rule], [font], request);
}));
case 25:
return _context.abrupt("return", undefined);
case 26:
case "end":
return _context.stop();
}
}
}, _callee, this, [[7, 12]]);
}));
function bind(_x) {
return _bind.apply(this, arguments);
}
return bind;
}()
}, {
key: "_queueLoadingCallback",
value: function _queueLoadingCallback(callback) {
(0, _util.unreachable)('Abstract method `_queueLoadingCallback`.');
}
}, {
key: "_prepareFontLoadEvent",
value: function _prepareFontLoadEvent(rules, fontsToLoad, request) {
(0, _util.unreachable)('Abstract method `_prepareFontLoadEvent`.');
}
}, {
key: "isFontLoadingAPISupported",
get: function get() {
(0, _util.unreachable)('Abstract method `isFontLoadingAPISupported`.');
}
}, {
key: "isSyncFontLoadingSupported",
get: function get() {
(0, _util.unreachable)('Abstract method `isSyncFontLoadingSupported`.');
}
}, {
key: "_loadTestFont",
get: function get() {
(0, _util.unreachable)('Abstract method `_loadTestFont`.');
}
}]);
return BaseFontLoader;
}();
var FontLoader;
exports.FontLoader = FontLoader;
{
exports.FontLoader = FontLoader =
/*#__PURE__*/
function (_BaseFontLoader) {
_inherits(GenericFontLoader, _BaseFontLoader);
function GenericFontLoader(docId) {
var _this2;
_classCallCheck(this, GenericFontLoader);
_this2 = _possibleConstructorReturn(this, _getPrototypeOf(GenericFontLoader).call(this, docId));
_this2.loadingContext = {
requests: [],
nextRequestId: 0
};
_this2.loadTestFontId = 0;
return _this2;
}
_createClass(GenericFontLoader, [{
key: "_queueLoadingCallback",
value: function _queueLoadingCallback(callback) {
function completeRequest() {
(0, _util.assert)(!request.done, 'completeRequest() cannot be called twice.');
request.done = true;
while (context.requests.length > 0 && context.requests[0].done) {
var otherRequest = context.requests.shift();
setTimeout(otherRequest.callback, 0);
}
}
var context = this.loadingContext;
var request = {
id: "pdfjs-font-loading-".concat(context.nextRequestId++),
done: false,
complete: completeRequest,
callback: callback
};
context.requests.push(request);
return request;
}
}, {
key: "_prepareFontLoadEvent",
value: function _prepareFontLoadEvent(rules, fonts, request) {
function int32(data, offset) {
return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
}
function spliceString(s, offset, remove, insert) {
var chunk1 = s.substring(0, offset);
var chunk2 = s.substring(offset + remove);
return chunk1 + insert + chunk2;
}
var i, ii;
var canvas = document.createElement('canvas');
canvas.width = 1;
canvas.height = 1;
var ctx = canvas.getContext('2d');
var called = 0;
function isFontReady(name, callback) {
called++;
if (called > 30) {
(0, _util.warn)('Load test font never loaded.');
callback();
return;
}
ctx.font = '30px ' + name;
ctx.fillText('.', 0, 20);
var imageData = ctx.getImageData(0, 0, 1, 1);
if (imageData.data[3] > 0) {
callback();
return;
}
setTimeout(isFontReady.bind(null, name, callback));
}
var loadTestFontId = "lt".concat(Date.now()).concat(this.loadTestFontId++);
var data = this._loadTestFont;
var COMMENT_OFFSET = 976;
data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
var CFF_CHECKSUM_OFFSET = 16;
var XXXX_VALUE = 0x58585858;
var checksum = int32(data, CFF_CHECKSUM_OFFSET);
for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
}
if (i < loadTestFontId.length) {
checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0;
}
data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, (0, _util.string32)(checksum));
var url = "url(data:font/opentype;base64,".concat(btoa(data), ");");
var rule = "@font-face {font-family:\"".concat(loadTestFontId, "\";src:").concat(url, "}");
this.insertRule(rule);
var names = [];
for (i = 0, ii = fonts.length; i < ii; i++) {
names.push(fonts[i].loadedName);
}
names.push(loadTestFontId);
var div = document.createElement('div');
div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;');
for (i = 0, ii = names.length; i < ii; ++i) {
var span = document.createElement('span');
span.textContent = 'Hi';
span.style.fontFamily = names[i];
div.appendChild(span);
}
document.body.appendChild(div);
isFontReady(loadTestFontId, function () {
document.body.removeChild(div);
request.complete();
});
}
}, {
key: "isFontLoadingAPISupported",
get: function get() {
var supported = typeof document !== 'undefined' && !!document.fonts;
if (supported && typeof navigator !== 'undefined') {
var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
if (m && m[1] < 63) {
supported = false;
}
}
return (0, _util.shadow)(this, 'isFontLoadingAPISupported', supported);
}
}, {
key: "isSyncFontLoadingSupported",
get: function get() {
var supported = false;
if (typeof navigator === 'undefined') {
supported = true;
} else {
var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
if (m && m[1] >= 14) {
supported = true;
}
}
return (0, _util.shadow)(this, 'isSyncFontLoadingSupported', supported);
}
}, {
key: "_loadTestFont",
get: function get() {
var getLoadTestFont = function getLoadTestFont() {
return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQA' + 'FQAABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAA' + 'ALwAAAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgA' + 'AAAGbmFtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1' + 'AAsD6AAAAADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD' + '6AAAAAAD6AABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACM' + 'AooCvAAAAeAAMQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4D' + 'IP84AFoDIQAAAAAAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAA' + 'AAEAAQAAAAEAAAAAAAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUA' + 'AQAAAAEAAAAAAAYAAQAAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgAB' + 'AAMAAQQJAAMAAgABAAMAAQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABY' + 'AAAAAAAAAwAAAAMAAAAcAAEAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAA' + 'AC7////TAAEAAAAAAAABBgAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAAAAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAA' + 'AAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgcA/gXBIwMAYuL+nz5tQXkD5j3CBLnEQAC' + 'AQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYAAABAQAADwACAQEEE/t3' + 'Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQAAAAAAAABAAAAAMmJbzEAAAAAzgTj' + 'FQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAgABAAAAAAAAAAAD6AAAAAAAAA==');
};
return (0, _util.shadow)(this, '_loadTestFont', getLoadTestFont());
}
}]);
return GenericFontLoader;
}(BaseFontLoader);
}
var IsEvalSupportedCached = {
get value() {
return (0, _util.shadow)(this, 'value', (0, _util.isEvalSupported)());
}
};
var FontFaceObject =
/*#__PURE__*/
function () {
function FontFaceObject(translatedData, _ref2) {
var _ref2$isEvalSupported = _ref2.isEvalSupported,
isEvalSupported = _ref2$isEvalSupported === void 0 ? true : _ref2$isEvalSupported,
_ref2$disableFontFace = _ref2.disableFontFace,
disableFontFace = _ref2$disableFontFace === void 0 ? false : _ref2$disableFontFace,
_ref2$ignoreErrors = _ref2.ignoreErrors,
ignoreErrors = _ref2$ignoreErrors === void 0 ? false : _ref2$ignoreErrors,
_ref2$onUnsupportedFe = _ref2.onUnsupportedFeature,
onUnsupportedFeature = _ref2$onUnsupportedFe === void 0 ? null : _ref2$onUnsupportedFe,
_ref2$fontRegistry = _ref2.fontRegistry,
fontRegistry = _ref2$fontRegistry === void 0 ? null : _ref2$fontRegistry;
_classCallCheck(this, FontFaceObject);
this.compiledGlyphs = Object.create(null);
for (var i in translatedData) {
this[i] = translatedData[i];
}
this.isEvalSupported = isEvalSupported !== false;
this.disableFontFace = disableFontFace === true;
this.ignoreErrors = ignoreErrors === true;
this._onUnsupportedFeature = onUnsupportedFeature;
this.fontRegistry = fontRegistry;
}
_createClass(FontFaceObject, [{
key: "createNativeFontFace",
value: function createNativeFontFace() {
if (!this.data || this.disableFontFace) {
return null;
}
var nativeFontFace = new FontFace(this.loadedName, this.data, {});
if (this.fontRegistry) {
this.fontRegistry.registerFont(this);
}
return nativeFontFace;
}
}, {
key: "createFontFaceRule",
value: function createFontFaceRule() {
if (!this.data || this.disableFontFace) {
return null;
}
var data = (0, _util.bytesToString)(new Uint8Array(this.data));
var url = "url(data:".concat(this.mimetype, ";base64,").concat(btoa(data), ");");
var rule = "@font-face {font-family:\"".concat(this.loadedName, "\";src:").concat(url, "}");
if (this.fontRegistry) {
this.fontRegistry.registerFont(this, url);
}
return rule;
}
}, {
key: "getPathGenerator",
value: function getPathGenerator(objs, character) {
if (this.compiledGlyphs[character] !== undefined) {
return this.compiledGlyphs[character];
}
var cmds, current;
try {
cmds = objs.get(this.loadedName + '_path_' + character);
} catch (ex) {
if (!this.ignoreErrors) {
throw ex;
}
if (this._onUnsupportedFeature) {
this._onUnsupportedFeature({
featureId: _util.UNSUPPORTED_FEATURES.font
});
}
(0, _util.warn)("getPathGenerator - ignoring character: \"".concat(ex, "\"."));
return this.compiledGlyphs[character] = function (c, size) {};
}
if (this.isEvalSupported && IsEvalSupportedCached.value) {
var args,
js = '';
for (var i = 0, ii = cmds.length; i < ii; i++) {
current = cmds[i];
if (current.args !== undefined) {
args = current.args.join(',');
} else {
args = '';
}
js += 'c.' + current.cmd + '(' + args + ');\n';
}
return this.compiledGlyphs[character] = new Function('c', 'size', js);
}
return this.compiledGlyphs[character] = function (c, size) {
for (var _i = 0, _ii = cmds.length; _i < _ii; _i++) {
current = cmds[_i];
if (current.cmd === 'scale') {
current.args = [size, -size];
}
c[current.cmd].apply(c, current.args);
}
};
}
}]);
return FontFaceObject;
}();
exports.FontFaceObject = FontFaceObject;
/***/ }),
/* 153 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var compatibilityParams = Object.create(null);
{
var isNodeJS = __w_pdfjs_require__(4);
var userAgent = typeof navigator !== 'undefined' && navigator.userAgent || '';
var isIE = /Trident/.test(userAgent);
var isIOSChrome = /CriOS/.test(userAgent);
(function checkOnBlobSupport() {
if (isIE || isIOSChrome) {
compatibilityParams.disableCreateObjectURL = true;
}
})();
(function checkFontFaceAndImage() {
if (isNodeJS()) {
compatibilityParams.disableFontFace = true;
compatibilityParams.nativeImageDecoderSupport = 'none';
}
})();
}
exports.apiCompatibilityParams = Object.freeze(compatibilityParams);
/***/ }),
/* 154 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.CanvasGraphics = void 0;
var _util = __w_pdfjs_require__(1);
var _pattern_helper = __w_pdfjs_require__(155);
var MIN_FONT_SIZE = 16;
var MAX_FONT_SIZE = 100;
var MAX_GROUP_SIZE = 4096;
var MIN_WIDTH_FACTOR = 0.65;
var COMPILE_TYPE3_GLYPHS = true;
var MAX_SIZE_TO_COMPILE = 1000;
var FULL_CHUNK_HEIGHT = 16;
var IsLittleEndianCached = {
get value() {
return (0, _util.shadow)(IsLittleEndianCached, 'value', (0, _util.isLittleEndian)());
}
};
function addContextCurrentTransform(ctx) {
if (!ctx.mozCurrentTransform) {
ctx._originalSave = ctx.save;
ctx._originalRestore = ctx.restore;
ctx._originalRotate = ctx.rotate;
ctx._originalScale = ctx.scale;
ctx._originalTranslate = ctx.translate;
ctx._originalTransform = ctx.transform;
ctx._originalSetTransform = ctx.setTransform;
ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];
ctx._transformStack = [];
Object.defineProperty(ctx, 'mozCurrentTransform', {
get: function getCurrentTransform() {
return this._transformMatrix;
}
});
Object.defineProperty(ctx, 'mozCurrentTransformInverse', {
get: function getCurrentTransformInverse() {
var m = this._transformMatrix;
var a = m[0],
b = m[1],
c = m[2],
d = m[3],
e = m[4],
f = m[5];
var ad_bc = a * d - b * c;
var bc_ad = b * c - a * d;
return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc];
}
});
ctx.save = function ctxSave() {
var old = this._transformMatrix;
this._transformStack.push(old);
this._transformMatrix = old.slice(0, 6);
this._originalSave();
};
ctx.restore = function ctxRestore() {
var prev = this._transformStack.pop();
if (prev) {
this._transformMatrix = prev;
this._originalRestore();
}
};
ctx.translate = function ctxTranslate(x, y) {
var m = this._transformMatrix;
m[4] = m[0] * x + m[2] * y + m[4];
m[5] = m[1] * x + m[3] * y + m[5];
this._originalTranslate(x, y);
};
ctx.scale = function ctxScale(x, y) {
var m = this._transformMatrix;
m[0] = m[0] * x;
m[1] = m[1] * x;
m[2] = m[2] * y;
m[3] = m[3] * y;
this._originalScale(x, y);
};
ctx.transform = function ctxTransform(a, b, c, d, e, f) {
var m = this._transformMatrix;
this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]];
ctx._originalTransform(a, b, c, d, e, f);
};
ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
this._transformMatrix = [a, b, c, d, e, f];
ctx._originalSetTransform(a, b, c, d, e, f);
};
ctx.rotate = function ctxRotate(angle) {
var cosValue = Math.cos(angle);
var sinValue = Math.sin(angle);
var m = this._transformMatrix;
this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]];
this._originalRotate(angle);
};
}
}
var CachedCanvases = function CachedCanvasesClosure() {
function CachedCanvases(canvasFactory) {
this.canvasFactory = canvasFactory;
this.cache = Object.create(null);
}
CachedCanvases.prototype = {
getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) {
var canvasEntry;
if (this.cache[id] !== undefined) {
canvasEntry = this.cache[id];
this.canvasFactory.reset(canvasEntry, width, height);
canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
} else {
canvasEntry = this.canvasFactory.create(width, height);
this.cache[id] = canvasEntry;
}
if (trackTransform) {
addContextCurrentTransform(canvasEntry.context);
}
return canvasEntry;
},
clear: function clear() {
for (var id in this.cache) {
var canvasEntry = this.cache[id];
this.canvasFactory.destroy(canvasEntry);
delete this.cache[id];
}
}
};
return CachedCanvases;
}();
function compileType3Glyph(imgData) {
var POINT_TO_PROCESS_LIMIT = 1000;
var width = imgData.width,
height = imgData.height;
var i,
j,
j0,
width1 = width + 1;
var points = new Uint8Array(width1 * (height + 1));
var POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);
var lineSize = width + 7 & ~7,
data0 = imgData.data;
var data = new Uint8Array(lineSize * height),
pos = 0,
ii;
for (i = 0, ii = data0.length; i < ii; i++) {
var mask = 128,
elem = data0[i];
while (mask > 0) {
data[pos++] = elem & mask ? 0 : 255;
mask >>= 1;
}
}
var count = 0;
pos = 0;
if (data[pos] !== 0) {
points[0] = 1;
++count;
}
for (j = 1; j < width; j++) {
if (data[pos] !== data[pos + 1]) {
points[j] = data[pos] ? 2 : 1;
++count;
}
pos++;
}
if (data[pos] !== 0) {
points[j] = 2;
++count;
}
for (i = 1; i < height; i++) {
pos = i * lineSize;
j0 = i * width1;
if (data[pos - lineSize] !== data[pos]) {
points[j0] = data[pos] ? 1 : 8;
++count;
}
var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
for (j = 1; j < width; j++) {
sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
if (POINT_TYPES[sum]) {
points[j0 + j] = POINT_TYPES[sum];
++count;
}
pos++;
}
if (data[pos - lineSize] !== data[pos]) {
points[j0 + j] = data[pos] ? 2 : 4;
++count;
}
if (count > POINT_TO_PROCESS_LIMIT) {
return null;
}
}
pos = lineSize * (height - 1);
j0 = i * width1;
if (data[pos] !== 0) {
points[j0] = 8;
++count;
}
for (j = 1; j < width; j++) {
if (data[pos] !== data[pos + 1]) {
points[j0 + j] = data[pos] ? 4 : 8;
++count;
}
pos++;
}
if (data[pos] !== 0) {
points[j0 + j] = 4;
++count;
}
if (count > POINT_TO_PROCESS_LIMIT) {
return null;
}
var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);
var outlines = [];
for (i = 0; count && i <= height; i++) {
var p = i * width1;
var end = p + width;
while (p < end && !points[p]) {
p++;
}
if (p === end) {
continue;
}
var coords = [p % width1, i];
var type = points[p],
p0 = p,
pp;
do {
var step = steps[type];
do {
p += step;
} while (!points[p]);
pp = points[p];
if (pp !== 5 && pp !== 10) {
type = pp;
points[p] = 0;
} else {
type = pp & 0x33 * type >> 4;
points[p] &= type >> 2 | type << 2;
}
coords.push(p % width1);
coords.push(p / width1 | 0);
if (!points[p]) {
--count;
}
} while (p0 !== p);
outlines.push(coords);
--i;
}
var drawOutline = function drawOutline(c) {
c.save();
c.scale(1 / width, -1 / height);
c.translate(0, -height);
c.beginPath();
for (var i = 0, ii = outlines.length; i < ii; i++) {
var o = outlines[i];
c.moveTo(o[0], o[1]);
for (var j = 2, jj = o.length; j < jj; j += 2) {
c.lineTo(o[j], o[j + 1]);
}
}
c.fill();
c.beginPath();
c.restore();
};
return drawOutline;
}
var CanvasExtraState = function CanvasExtraStateClosure() {
function CanvasExtraState() {
this.alphaIsShape = false;
this.fontSize = 0;
this.fontSizeScale = 1;
this.textMatrix = _util.IDENTITY_MATRIX;
this.textMatrixScale = 1;
this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
this.leading = 0;
this.x = 0;
this.y = 0;
this.lineX = 0;
this.lineY = 0;
this.charSpacing = 0;
this.wordSpacing = 0;
this.textHScale = 1;
this.textRenderingMode = _util.TextRenderingMode.FILL;
this.textRise = 0;
this.fillColor = '#000000';
this.strokeColor = '#000000';
this.patternFill = false;
this.fillAlpha = 1;
this.strokeAlpha = 1;
this.lineWidth = 1;
this.activeSMask = null;
this.resumeSMaskCtx = null;
}
CanvasExtraState.prototype = {
clone: function CanvasExtraState_clone() {
return Object.create(this);
},
setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {
this.x = x;
this.y = y;
}
};
return CanvasExtraState;
}();
var CanvasGraphics = function CanvasGraphicsClosure() {
var EXECUTION_TIME = 15;
var EXECUTION_STEPS = 10;
function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, webGLContext, imageLayer) {
this.ctx = canvasCtx;
this.current = new CanvasExtraState();
this.stateStack = [];
this.pendingClip = null;
this.pendingEOFill = false;
this.res = null;
this.xobjs = null;
this.commonObjs = commonObjs;
this.objs = objs;
this.canvasFactory = canvasFactory;
this.webGLContext = webGLContext;
this.imageLayer = imageLayer;
this.groupStack = [];
this.processingType3 = null;
this.baseTransform = null;
this.baseTransformStack = [];
this.groupLevel = 0;
this.smaskStack = [];
this.smaskCounter = 0;
this.tempSMask = null;
this.cachedCanvases = new CachedCanvases(this.canvasFactory);
if (canvasCtx) {
addContextCurrentTransform(canvasCtx);
}
this._cachedGetSinglePixelWidth = null;
}
function putBinaryImageData(ctx, imgData) {
if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {
ctx.putImageData(imgData, 0, 0);
return;
}
var height = imgData.height,
width = imgData.width;
var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
var srcPos = 0,
destPos;
var src = imgData.data;
var dest = chunkImgData.data;
var i, j, thisChunkHeight, elemsInThisChunk;
if (imgData.kind === _util.ImageKind.GRAYSCALE_1BPP) {
var srcLength = src.byteLength;
var dest32 = new Uint32Array(dest.buffer, 0, dest.byteLength >> 2);
var dest32DataLength = dest32.length;
var fullSrcDiff = width + 7 >> 3;
var white = 0xFFFFFFFF;
var black = IsLittleEndianCached.value ? 0xFF000000 : 0x000000FF;
for (i = 0; i < totalChunks; i++) {
thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
destPos = 0;
for (j = 0; j < thisChunkHeight; j++) {
var srcDiff = srcLength - srcPos;
var k = 0;
var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
var kEndUnrolled = kEnd & ~7;
var mask = 0;
var srcByte = 0;
for (; k < kEndUnrolled; k += 8) {
srcByte = src[srcPos++];
dest32[destPos++] = srcByte & 128 ? white : black;
dest32[destPos++] = srcByte & 64 ? white : black;
dest32[destPos++] = srcByte & 32 ? white : black;
dest32[destPos++] = srcByte & 16 ? white : black;
dest32[destPos++] = srcByte & 8 ? white : black;
dest32[destPos++] = srcByte & 4 ? white : black;
dest32[destPos++] = srcByte & 2 ? white : black;
dest32[destPos++] = srcByte & 1 ? white : black;
}
for (; k < kEnd; k++) {
if (mask === 0) {
srcByte = src[srcPos++];
mask = 128;
}
dest32[destPos++] = srcByte & mask ? white : black;
mask >>= 1;
}
}
while (destPos < dest32DataLength) {
dest32[destPos++] = 0;
}
ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
}
} else if (imgData.kind === _util.ImageKind.RGBA_32BPP) {
j = 0;
elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
for (i = 0; i < fullChunks; i++) {
dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
srcPos += elemsInThisChunk;
ctx.putImageData(chunkImgData, 0, j);
j += FULL_CHUNK_HEIGHT;
}
if (i < totalChunks) {
elemsInThisChunk = width * partialChunkHeight * 4;
dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
ctx.putImageData(chunkImgData, 0, j);
}
} else if (imgData.kind === _util.ImageKind.RGB_24BPP) {
thisChunkHeight = FULL_CHUNK_HEIGHT;
elemsInThisChunk = width * thisChunkHeight;
for (i = 0; i < totalChunks; i++) {
if (i >= fullChunks) {
thisChunkHeight = partialChunkHeight;
elemsInThisChunk = width * thisChunkHeight;
}
destPos = 0;
for (j = elemsInThisChunk; j--;) {
dest[destPos++] = src[srcPos++];
dest[destPos++] = src[srcPos++];
dest[destPos++] = src[srcPos++];
dest[destPos++] = 255;
}
ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
}
} else {
throw new Error("bad image kind: ".concat(imgData.kind));
}
}
function putBinaryImageMask(ctx, imgData) {
var height = imgData.height,
width = imgData.width;
var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
var srcPos = 0;
var src = imgData.data;
var dest = chunkImgData.data;
for (var i = 0; i < totalChunks; i++) {
var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
var destPos = 3;
for (var j = 0; j < thisChunkHeight; j++) {
var mask = 0;
for (var k = 0; k < width; k++) {
if (!mask) {
var elem = src[srcPos++];
mask = 128;
}
dest[destPos] = elem & mask ? 0 : 255;
destPos += 4;
mask >>= 1;
}
}
ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
}
}
function copyCtxState(sourceCtx, destCtx) {
var properties = ['strokeStyle', 'fillStyle', 'fillRule', 'globalAlpha', 'lineWidth', 'lineCap', 'lineJoin', 'miterLimit', 'globalCompositeOperation', 'font'];
for (var i = 0, ii = properties.length; i < ii; i++) {
var property = properties[i];
if (sourceCtx[property] !== undefined) {
destCtx[property] = sourceCtx[property];
}
}
if (sourceCtx.setLineDash !== undefined) {
destCtx.setLineDash(sourceCtx.getLineDash());
destCtx.lineDashOffset = sourceCtx.lineDashOffset;
}
}
function resetCtxToDefault(ctx) {
ctx.strokeStyle = '#000000';
ctx.fillStyle = '#000000';
ctx.fillRule = 'nonzero';
ctx.globalAlpha = 1;
ctx.lineWidth = 1;
ctx.lineCap = 'butt';
ctx.lineJoin = 'miter';
ctx.miterLimit = 10;
ctx.globalCompositeOperation = 'source-over';
ctx.font = '10px sans-serif';
if (ctx.setLineDash !== undefined) {
ctx.setLineDash([]);
ctx.lineDashOffset = 0;
}
}
function composeSMaskBackdrop(bytes, r0, g0, b0) {
var length = bytes.length;
for (var i = 3; i < length; i += 4) {
var alpha = bytes[i];
if (alpha === 0) {
bytes[i - 3] = r0;
bytes[i - 2] = g0;
bytes[i - 1] = b0;
} else if (alpha < 255) {
var alpha_ = 255 - alpha;
bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
}
}
}
function composeSMaskAlpha(maskData, layerData, transferMap) {
var length = maskData.length;
var scale = 1 / 255;
for (var i = 3; i < length; i += 4) {
var alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
layerData[i] = layerData[i] * alpha * scale | 0;
}
}
function composeSMaskLuminosity(maskData, layerData, transferMap) {
var length = maskData.length;
for (var i = 3; i < length; i += 4) {
var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
}
}
function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) {
var hasBackdrop = !!backdrop;
var r0 = hasBackdrop ? backdrop[0] : 0;
var g0 = hasBackdrop ? backdrop[1] : 0;
var b0 = hasBackdrop ? backdrop[2] : 0;
var composeFn;
if (subtype === 'Luminosity') {
composeFn = composeSMaskLuminosity;
} else {
composeFn = composeSMaskAlpha;
}
var PIXELS_TO_PROCESS = 1048576;
var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
for (var row = 0; row < height; row += chunkSize) {
var chunkHeight = Math.min(chunkSize, height - row);
var maskData = maskCtx.getImageData(0, row, width, chunkHeight);
var layerData = layerCtx.getImageData(0, row, width, chunkHeight);
if (hasBackdrop) {
composeSMaskBackdrop(maskData.data, r0, g0, b0);
}
composeFn(maskData.data, layerData.data, transferMap);
maskCtx.putImageData(layerData, 0, row);
}
}
function composeSMask(ctx, smask, layerCtx, webGLContext) {
var mask = smask.canvas;
var maskCtx = smask.context;
ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
var backdrop = smask.backdrop || null;
if (!smask.transferMap && webGLContext.isEnabled) {
var composed = webGLContext.composeSMask({
layer: layerCtx.canvas,
mask: mask,
properties: {
subtype: smask.subtype,
backdrop: backdrop
}
});
ctx.setTransform(1, 0, 0, 1, 0, 0);
ctx.drawImage(composed, smask.offsetX, smask.offsetY);
return;
}
genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap);
ctx.drawImage(mask, 0, 0);
}
var LINE_CAP_STYLES = ['butt', 'round', 'square'];
var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
var NORMAL_CLIP = {};
var EO_CLIP = {};
CanvasGraphics.prototype = {
beginDrawing: function beginDrawing(_ref) {
var transform = _ref.transform,
viewport = _ref.viewport,
_ref$transparency = _ref.transparency,
transparency = _ref$transparency === void 0 ? false : _ref$transparency,
_ref$background = _ref.background,
background = _ref$background === void 0 ? null : _ref$background;
var width = this.ctx.canvas.width;
var height = this.ctx.canvas.height;
this.ctx.save();
this.ctx.fillStyle = background || 'rgb(255, 255, 255)';
this.ctx.fillRect(0, 0, width, height);
this.ctx.restore();
if (transparency) {
var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true);
this.compositeCtx = this.ctx;
this.transparentCanvas = transparentCanvas.canvas;
this.ctx = transparentCanvas.context;
this.ctx.save();
this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
}
this.ctx.save();
resetCtxToDefault(this.ctx);
if (transform) {
this.ctx.transform.apply(this.ctx, transform);
}
this.ctx.transform.apply(this.ctx, viewport.transform);
this.baseTransform = this.ctx.mozCurrentTransform.slice();
if (this.imageLayer) {
this.imageLayer.beginLayout();
}
},
executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
var argsArray = operatorList.argsArray;
var fnArray = operatorList.fnArray;
var i = executionStartIdx || 0;
var argsArrayLen = argsArray.length;
if (argsArrayLen === i) {
return i;
}
var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function';
var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
var steps = 0;
var commonObjs = this.commonObjs;
var objs = this.objs;
var fnId;
while (true) {
if (stepper !== undefined && i === stepper.nextBreakPoint) {
stepper.breakIt(i, continueCallback);
return i;
}
fnId = fnArray[i];
if (fnId !== _util.OPS.dependency) {
this[fnId].apply(this, argsArray[i]);
} else {
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (var _iterator = argsArray[i][Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
var depObjId = _step.value;
var objsPool = depObjId.startsWith('g_') ? commonObjs : objs;
if (!objsPool.has(depObjId)) {
objsPool.get(depObjId, continueCallback);
return i;
}
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator["return"] != null) {
_iterator["return"]();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
}
i++;
if (i === argsArrayLen) {
return i;
}
if (chunkOperations && ++steps > EXECUTION_STEPS) {
if (Date.now() > endTime) {
continueCallback();
return i;
}
steps = 0;
}
}
},
endDrawing: function CanvasGraphics_endDrawing() {
if (this.current.activeSMask !== null) {
this.endSMaskGroup();
}
this.ctx.restore();
if (this.transparentCanvas) {
this.ctx = this.compositeCtx;
this.ctx.save();
this.ctx.setTransform(1, 0, 0, 1, 0, 0);
this.ctx.drawImage(this.transparentCanvas, 0, 0);
this.ctx.restore();
this.transparentCanvas = null;
}
this.cachedCanvases.clear();
this.webGLContext.clear();
if (this.imageLayer) {
this.imageLayer.endLayout();
}
},
setLineWidth: function CanvasGraphics_setLineWidth(width) {
this.current.lineWidth = width;
this.ctx.lineWidth = width;
},
setLineCap: function CanvasGraphics_setLineCap(style) {
this.ctx.lineCap = LINE_CAP_STYLES[style];
},
setLineJoin: function CanvasGraphics_setLineJoin(style) {
this.ctx.lineJoin = LINE_JOIN_STYLES[style];
},
setMiterLimit: function CanvasGraphics_setMiterLimit(limit) {
this.ctx.miterLimit = limit;
},
setDash: function CanvasGraphics_setDash(dashArray, dashPhase) {
var ctx = this.ctx;
if (ctx.setLineDash !== undefined) {
ctx.setLineDash(dashArray);
ctx.lineDashOffset = dashPhase;
}
},
setRenderingIntent: function setRenderingIntent(intent) {},
setFlatness: function setFlatness(flatness) {},
setGState: function CanvasGraphics_setGState(states) {
for (var i = 0, ii = states.length; i < ii; i++) {
var state = states[i];
var key = state[0];
var value = state[1];
switch (key) {
case 'LW':
this.setLineWidth(value);
break;
case 'LC':
this.setLineCap(value);
break;
case 'LJ':
this.setLineJoin(value);
break;
case 'ML':
this.setMiterLimit(value);
break;
case 'D':
this.setDash(value[0], value[1]);
break;
case 'RI':
this.setRenderingIntent(value);
break;
case 'FL':
this.setFlatness(value);
break;
case 'Font':
this.setFont(value[0], value[1]);
break;
case 'CA':
this.current.strokeAlpha = state[1];
break;
case 'ca':
this.current.fillAlpha = state[1];
this.ctx.globalAlpha = state[1];
break;
case 'BM':
this.ctx.globalCompositeOperation = value;
break;
case 'SMask':
if (this.current.activeSMask) {
if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) {
this.suspendSMaskGroup();
} else {
this.endSMaskGroup();
}
}
this.current.activeSMask = value ? this.tempSMask : null;
if (this.current.activeSMask) {
this.beginSMaskGroup();
}
this.tempSMask = null;
break;
}
}
},
beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() {
var activeSMask = this.current.activeSMask;
var drawnWidth = activeSMask.canvas.width;
var drawnHeight = activeSMask.canvas.height;
var cacheId = 'smaskGroupAt' + this.groupLevel;
var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
var currentCtx = this.ctx;
var currentTransform = currentCtx.mozCurrentTransform;
this.ctx.save();
var groupCtx = scratchCanvas.context;
groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY);
groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY);
groupCtx.transform.apply(groupCtx, currentTransform);
activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse;
copyCtxState(currentCtx, groupCtx);
this.ctx = groupCtx;
this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
this.groupStack.push(currentCtx);
this.groupLevel++;
},
suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() {
var groupCtx = this.ctx;
this.groupLevel--;
this.ctx = this.groupStack.pop();
composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
this.ctx.restore();
this.ctx.save();
copyCtxState(groupCtx, this.ctx);
this.current.resumeSMaskCtx = groupCtx;
var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
this.ctx.transform.apply(this.ctx, deltaTransform);
groupCtx.save();
groupCtx.setTransform(1, 0, 0, 1, 0, 0);
groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height);
groupCtx.restore();
},
resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() {
var groupCtx = this.current.resumeSMaskCtx;
var currentCtx = this.ctx;
this.ctx = groupCtx;
this.groupStack.push(currentCtx);
this.groupLevel++;
},
endSMaskGroup: function CanvasGraphics_endSMaskGroup() {
var groupCtx = this.ctx;
this.groupLevel--;
this.ctx = this.groupStack.pop();
composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
this.ctx.restore();
copyCtxState(groupCtx, this.ctx);
var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
this.ctx.transform.apply(this.ctx, deltaTransform);
},
save: function CanvasGraphics_save() {
this.ctx.save();
var old = this.current;
this.stateStack.push(old);
this.current = old.clone();
this.current.resumeSMaskCtx = null;
},
restore: function CanvasGraphics_restore() {
if (this.current.resumeSMaskCtx) {
this.resumeSMaskGroup();
}
if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) {
this.endSMaskGroup();
}
if (this.stateStack.length !== 0) {
this.current = this.stateStack.pop();
this.ctx.restore();
this.pendingClip = null;
this._cachedGetSinglePixelWidth = null;
}
},
transform: function CanvasGraphics_transform(a, b, c, d, e, f) {
this.ctx.transform(a, b, c, d, e, f);
this._cachedGetSinglePixelWidth = null;
},
constructPath: function CanvasGraphics_constructPath(ops, args) {
var ctx = this.ctx;
var current = this.current;
var x = current.x,
y = current.y;
for (var i = 0, j = 0, ii = ops.length; i < ii; i++) {
switch (ops[i] | 0) {
case _util.OPS.rectangle:
x = args[j++];
y = args[j++];
var width = args[j++];
var height = args[j++];
if (width === 0) {
width = this.getSinglePixelWidth();
}
if (height === 0) {
height = this.getSinglePixelWidth();
}
var xw = x + width;
var yh = y + height;
this.ctx.moveTo(x, y);
this.ctx.lineTo(xw, y);
this.ctx.lineTo(xw, yh);
this.ctx.lineTo(x, yh);
this.ctx.lineTo(x, y);
this.ctx.closePath();
break;
case _util.OPS.moveTo:
x = args[j++];
y = args[j++];
ctx.moveTo(x, y);
break;
case _util.OPS.lineTo:
x = args[j++];
y = args[j++];
ctx.lineTo(x, y);
break;
case _util.OPS.curveTo:
x = args[j + 4];
y = args[j + 5];
ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
j += 6;
break;
case _util.OPS.curveTo2:
ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
x = args[j + 2];
y = args[j + 3];
j += 4;
break;
case _util.OPS.curveTo3:
x = args[j + 2];
y = args[j + 3];
ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
j += 4;
break;
case _util.OPS.closePath:
ctx.closePath();
break;
}
}
current.setCurrentPoint(x, y);
},
closePath: function CanvasGraphics_closePath() {
this.ctx.closePath();
},
stroke: function CanvasGraphics_stroke(consumePath) {
consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
var ctx = this.ctx;
var strokeColor = this.current.strokeColor;
ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth);
ctx.globalAlpha = this.current.strokeAlpha;
if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') {
ctx.save();
ctx.strokeStyle = strokeColor.getPattern(ctx, this);
ctx.stroke();
ctx.restore();
} else {
ctx.stroke();
}
if (consumePath) {
this.consumePath();
}
ctx.globalAlpha = this.current.fillAlpha;
},
closeStroke: function CanvasGraphics_closeStroke() {
this.closePath();
this.stroke();
},
fill: function CanvasGraphics_fill(consumePath) {
consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
var ctx = this.ctx;
var fillColor = this.current.fillColor;
var isPatternFill = this.current.patternFill;
var needRestore = false;
if (isPatternFill) {
ctx.save();
if (this.baseTransform) {
ctx.setTransform.apply(ctx, this.baseTransform);
}
ctx.fillStyle = fillColor.getPattern(ctx, this);
needRestore = true;
}
if (this.pendingEOFill) {
ctx.fill('evenodd');
this.pendingEOFill = false;
} else {
ctx.fill();
}
if (needRestore) {
ctx.restore();
}
if (consumePath) {
this.consumePath();
}
},
eoFill: function CanvasGraphics_eoFill() {
this.pendingEOFill = true;
this.fill();
},
fillStroke: function CanvasGraphics_fillStroke() {
this.fill(false);
this.stroke(false);
this.consumePath();
},
eoFillStroke: function CanvasGraphics_eoFillStroke() {
this.pendingEOFill = true;
this.fillStroke();
},
closeFillStroke: function CanvasGraphics_closeFillStroke() {
this.closePath();
this.fillStroke();
},
closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() {
this.pendingEOFill = true;
this.closePath();
this.fillStroke();
},
endPath: function CanvasGraphics_endPath() {
this.consumePath();
},
clip: function CanvasGraphics_clip() {
this.pendingClip = NORMAL_CLIP;
},
eoClip: function CanvasGraphics_eoClip() {
this.pendingClip = EO_CLIP;
},
beginText: function CanvasGraphics_beginText() {
this.current.textMatrix = _util.IDENTITY_MATRIX;
this.current.textMatrixScale = 1;
this.current.x = this.current.lineX = 0;
this.current.y = this.current.lineY = 0;
},
endText: function CanvasGraphics_endText() {
var paths = this.pendingTextPaths;
var ctx = this.ctx;
if (paths === undefined) {
ctx.beginPath();
return;
}
ctx.save();
ctx.beginPath();
for (var i = 0; i < paths.length; i++) {
var path = paths[i];
ctx.setTransform.apply(ctx, path.transform);
ctx.translate(path.x, path.y);
path.addToPath(ctx, path.fontSize);
}
ctx.restore();
ctx.clip();
ctx.beginPath();
delete this.pendingTextPaths;
},
setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) {
this.current.charSpacing = spacing;
},
setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) {
this.current.wordSpacing = spacing;
},
setHScale: function CanvasGraphics_setHScale(scale) {
this.current.textHScale = scale / 100;
},
setLeading: function CanvasGraphics_setLeading(leading) {
this.current.leading = -leading;
},
setFont: function CanvasGraphics_setFont(fontRefName, size) {
var fontObj = this.commonObjs.get(fontRefName);
var current = this.current;
if (!fontObj) {
throw new Error("Can't find font for ".concat(fontRefName));
}
current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX;
if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
(0, _util.warn)('Invalid font matrix for font ' + fontRefName);
}
if (size < 0) {
size = -size;
current.fontDirection = -1;
} else {
current.fontDirection = 1;
}
this.current.font = fontObj;
this.current.fontSize = size;
if (fontObj.isType3Font) {
return;
}
var name = fontObj.loadedName || 'sans-serif';
var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal';
var italic = fontObj.italic ? 'italic' : 'normal';
var typeface = "\"".concat(name, "\", ").concat(fontObj.fallbackName);
var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size;
this.current.fontSizeScale = size / browserFontSize;
this.ctx.font = "".concat(italic, " ").concat(bold, " ").concat(browserFontSize, "px ").concat(typeface);
},
setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) {
this.current.textRenderingMode = mode;
},
setTextRise: function CanvasGraphics_setTextRise(rise) {
this.current.textRise = rise;
},
moveText: function CanvasGraphics_moveText(x, y) {
this.current.x = this.current.lineX += x;
this.current.y = this.current.lineY += y;
},
setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) {
this.setLeading(-y);
this.moveText(x, y);
},
setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) {
this.current.textMatrix = [a, b, c, d, e, f];
this.current.textMatrixScale = Math.sqrt(a * a + b * b);
this.current.x = this.current.lineX = 0;
this.current.y = this.current.lineY = 0;
},
nextLine: function CanvasGraphics_nextLine() {
this.moveText(0, this.current.leading);
},
paintChar: function paintChar(character, x, y, patternTransform) {
var ctx = this.ctx;
var current = this.current;
var font = current.font;
var textRenderingMode = current.textRenderingMode;
var fontSize = current.fontSize / current.fontSizeScale;
var fillStrokeMode = textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
var isAddToPathSet = !!(textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG);
var patternFill = current.patternFill && font.data;
var addToPath;
if (font.disableFontFace || isAddToPathSet || patternFill) {
addToPath = font.getPathGenerator(this.commonObjs, character);
}
if (font.disableFontFace || patternFill) {
ctx.save();
ctx.translate(x, y);
ctx.beginPath();
addToPath(ctx, fontSize);
if (patternTransform) {
ctx.setTransform.apply(ctx, patternTransform);
}
if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
ctx.fill();
}
if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
ctx.stroke();
}
ctx.restore();
} else {
if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
ctx.fillText(character, x, y);
}
if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
ctx.strokeText(character, x, y);
}
}
if (isAddToPathSet) {
var paths = this.pendingTextPaths || (this.pendingTextPaths = []);
paths.push({
transform: ctx.mozCurrentTransform,
x: x,
y: y,
fontSize: fontSize,
addToPath: addToPath
});
}
},
get isFontSubpixelAAEnabled() {
var _this$cachedCanvases$ = this.cachedCanvases.getCanvas('isFontSubpixelAAEnabled', 10, 10),
ctx = _this$cachedCanvases$.context;
ctx.scale(1.5, 1);
ctx.fillText('I', 0, 10);
var data = ctx.getImageData(0, 0, 10, 10).data;
var enabled = false;
for (var i = 3; i < data.length; i += 4) {
if (data[i] > 0 && data[i] < 255) {
enabled = true;
break;
}
}
return (0, _util.shadow)(this, 'isFontSubpixelAAEnabled', enabled);
},
showText: function CanvasGraphics_showText(glyphs) {
var current = this.current;
var font = current.font;
if (font.isType3Font) {
return this.showType3Text(glyphs);
}
var fontSize = current.fontSize;
if (fontSize === 0) {
return undefined;
}
var ctx = this.ctx;
var fontSizeScale = current.fontSizeScale;
var charSpacing = current.charSpacing;
var wordSpacing = current.wordSpacing;
var fontDirection = current.fontDirection;
var textHScale = current.textHScale * fontDirection;
var glyphsLength = glyphs.length;
var vertical = font.vertical;
var spacingDir = vertical ? 1 : -1;
var defaultVMetrics = font.defaultVMetrics;
var widthAdvanceScale = fontSize * current.fontMatrix[0];
var simpleFillText = current.textRenderingMode === _util.TextRenderingMode.FILL && !font.disableFontFace && !current.patternFill;
ctx.save();
var patternTransform;
if (current.patternFill) {
ctx.save();
var pattern = current.fillColor.getPattern(ctx, this);
patternTransform = ctx.mozCurrentTransform;
ctx.restore();
ctx.fillStyle = pattern;
}
ctx.transform.apply(ctx, current.textMatrix);
ctx.translate(current.x, current.y + current.textRise);
if (fontDirection > 0) {
ctx.scale(textHScale, -1);
} else {
ctx.scale(textHScale, 1);
}
var lineWidth = current.lineWidth;
var scale = current.textMatrixScale;
if (scale === 0 || lineWidth === 0) {
var fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
this._cachedGetSinglePixelWidth = null;
lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR;
}
} else {
lineWidth /= scale;
}
if (fontSizeScale !== 1.0) {
ctx.scale(fontSizeScale, fontSizeScale);
lineWidth /= fontSizeScale;
}
ctx.lineWidth = lineWidth;
var x = 0,
i;
for (i = 0; i < glyphsLength; ++i) {
var glyph = glyphs[i];
if ((0, _util.isNum)(glyph)) {
x += spacingDir * glyph * fontSize / 1000;
continue;
}
var restoreNeeded = false;
var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
var character = glyph.fontChar;
var accent = glyph.accent;
var scaledX, scaledY, scaledAccentX, scaledAccentY;
var width = glyph.width;
if (vertical) {
var vmetric, vx, vy;
vmetric = glyph.vmetric || defaultVMetrics;
vx = glyph.vmetric ? vmetric[1] : width * 0.5;
vx = -vx * widthAdvanceScale;
vy = vmetric[2] * widthAdvanceScale;
width = vmetric ? -vmetric[0] : width;
scaledX = vx / fontSizeScale;
scaledY = (x + vy) / fontSizeScale;
} else {
scaledX = x / fontSizeScale;
scaledY = 0;
}
if (font.remeasure && width > 0) {
var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
var characterScaleX = width / measuredWidth;
restoreNeeded = true;
ctx.save();
ctx.scale(characterScaleX, 1);
scaledX /= characterScaleX;
} else if (width !== measuredWidth) {
scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
}
}
if (glyph.isInFont || font.missingFile) {
if (simpleFillText && !accent) {
ctx.fillText(character, scaledX, scaledY);
} else {
this.paintChar(character, scaledX, scaledY, patternTransform);
if (accent) {
scaledAccentX = scaledX + accent.offset.x / fontSizeScale;
scaledAccentY = scaledY - accent.offset.y / fontSizeScale;
this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY, patternTransform);
}
}
}
var charWidth = width * widthAdvanceScale + spacing * fontDirection;
x += charWidth;
if (restoreNeeded) {
ctx.restore();
}
}
if (vertical) {
current.y -= x * textHScale;
} else {
current.x += x * textHScale;
}
ctx.restore();
},
showType3Text: function CanvasGraphics_showType3Text(glyphs) {
var ctx = this.ctx;
var current = this.current;
var font = current.font;
var fontSize = current.fontSize;
var fontDirection = current.fontDirection;
var spacingDir = font.vertical ? 1 : -1;
var charSpacing = current.charSpacing;
var wordSpacing = current.wordSpacing;
var textHScale = current.textHScale * fontDirection;
var fontMatrix = current.fontMatrix || _util.FONT_IDENTITY_MATRIX;
var glyphsLength = glyphs.length;
var isTextInvisible = current.textRenderingMode === _util.TextRenderingMode.INVISIBLE;
var i, glyph, width, spacingLength;
if (isTextInvisible || fontSize === 0) {
return;
}
this._cachedGetSinglePixelWidth = null;
ctx.save();
ctx.transform.apply(ctx, current.textMatrix);
ctx.translate(current.x, current.y);
ctx.scale(textHScale, fontDirection);
for (i = 0; i < glyphsLength; ++i) {
glyph = glyphs[i];
if ((0, _util.isNum)(glyph)) {
spacingLength = spacingDir * glyph * fontSize / 1000;
this.ctx.translate(spacingLength, 0);
current.x += spacingLength * textHScale;
continue;
}
var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
var operatorList = font.charProcOperatorList[glyph.operatorListId];
if (!operatorList) {
(0, _util.warn)("Type3 character \"".concat(glyph.operatorListId, "\" is not available."));
continue;
}
this.processingType3 = glyph;
this.save();
ctx.scale(fontSize, fontSize);
ctx.transform.apply(ctx, fontMatrix);
this.executeOperatorList(operatorList);
this.restore();
var transformed = _util.Util.applyTransform([glyph.width, 0], fontMatrix);
width = transformed[0] * fontSize + spacing;
ctx.translate(width, 0);
current.x += width * textHScale;
}
ctx.restore();
this.processingType3 = null;
},
setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {},
setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
this.ctx.rect(llx, lly, urx - llx, ury - lly);
this.clip();
this.endPath();
},
getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) {
var _this = this;
var pattern;
if (IR[0] === 'TilingPattern') {
var color = IR[1];
var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
var canvasGraphicsFactory = {
createCanvasGraphics: function createCanvasGraphics(ctx) {
return new CanvasGraphics(ctx, _this.commonObjs, _this.objs, _this.canvasFactory, _this.webGLContext);
}
};
pattern = new _pattern_helper.TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
} else {
pattern = (0, _pattern_helper.getShadingPatternFromIR)(IR);
}
return pattern;
},
setStrokeColorN: function CanvasGraphics_setStrokeColorN() {
this.current.strokeColor = this.getColorN_Pattern(arguments);
},
setFillColorN: function CanvasGraphics_setFillColorN() {
this.current.fillColor = this.getColorN_Pattern(arguments);
this.current.patternFill = true;
},
setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) {
var color = _util.Util.makeCssRgb(r, g, b);
this.ctx.strokeStyle = color;
this.current.strokeColor = color;
},
setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) {
var color = _util.Util.makeCssRgb(r, g, b);
this.ctx.fillStyle = color;
this.current.fillColor = color;
this.current.patternFill = false;
},
shadingFill: function CanvasGraphics_shadingFill(patternIR) {
var ctx = this.ctx;
this.save();
var pattern = (0, _pattern_helper.getShadingPatternFromIR)(patternIR);
ctx.fillStyle = pattern.getPattern(ctx, this, true);
var inv = ctx.mozCurrentTransformInverse;
if (inv) {
var canvas = ctx.canvas;
var width = canvas.width;
var height = canvas.height;
var bl = _util.Util.applyTransform([0, 0], inv);
var br = _util.Util.applyTransform([0, height], inv);
var ul = _util.Util.applyTransform([width, 0], inv);
var ur = _util.Util.applyTransform([width, height], inv);
var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
} else {
this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
}
this.restore();
},
beginInlineImage: function CanvasGraphics_beginInlineImage() {
(0, _util.unreachable)('Should not call beginInlineImage');
},
beginImageData: function CanvasGraphics_beginImageData() {
(0, _util.unreachable)('Should not call beginImageData');
},
paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) {
this.save();
this.baseTransformStack.push(this.baseTransform);
if (Array.isArray(matrix) && matrix.length === 6) {
this.transform.apply(this, matrix);
}
this.baseTransform = this.ctx.mozCurrentTransform;
if (bbox) {
var width = bbox[2] - bbox[0];
var height = bbox[3] - bbox[1];
this.ctx.rect(bbox[0], bbox[1], width, height);
this.clip();
this.endPath();
}
},
paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() {
this.restore();
this.baseTransform = this.baseTransformStack.pop();
},
beginGroup: function CanvasGraphics_beginGroup(group) {
this.save();
var currentCtx = this.ctx;
if (!group.isolated) {
(0, _util.info)('TODO: Support non-isolated groups.');
}
if (group.knockout) {
(0, _util.warn)('Knockout groups not supported.');
}
var currentTransform = currentCtx.mozCurrentTransform;
if (group.matrix) {
currentCtx.transform.apply(currentCtx, group.matrix);
}
if (!group.bbox) {
throw new Error('Bounding box is required.');
}
var bounds = _util.Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
var canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height];
bounds = _util.Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0];
var offsetX = Math.floor(bounds[0]);
var offsetY = Math.floor(bounds[1]);
var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
var scaleX = 1,
scaleY = 1;
if (drawnWidth > MAX_GROUP_SIZE) {
scaleX = drawnWidth / MAX_GROUP_SIZE;
drawnWidth = MAX_GROUP_SIZE;
}
if (drawnHeight > MAX_GROUP_SIZE) {
scaleY = drawnHeight / MAX_GROUP_SIZE;
drawnHeight = MAX_GROUP_SIZE;
}
var cacheId = 'groupAt' + this.groupLevel;
if (group.smask) {
cacheId += '_smask_' + this.smaskCounter++ % 2;
}
var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
var groupCtx = scratchCanvas.context;
groupCtx.scale(1 / scaleX, 1 / scaleY);
groupCtx.translate(-offsetX, -offsetY);
groupCtx.transform.apply(groupCtx, currentTransform);
if (group.smask) {
this.smaskStack.push({
canvas: scratchCanvas.canvas,
context: groupCtx,
offsetX: offsetX,
offsetY: offsetY,
scaleX: scaleX,
scaleY: scaleY,
subtype: group.smask.subtype,
backdrop: group.smask.backdrop,
transferMap: group.smask.transferMap || null,
startTransformInverse: null
});
} else {
currentCtx.setTransform(1, 0, 0, 1, 0, 0);
currentCtx.translate(offsetX, offsetY);
currentCtx.scale(scaleX, scaleY);
}
copyCtxState(currentCtx, groupCtx);
this.ctx = groupCtx;
this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]);
this.groupStack.push(currentCtx);
this.groupLevel++;
this.current.activeSMask = null;
},
endGroup: function CanvasGraphics_endGroup(group) {
this.groupLevel--;
var groupCtx = this.ctx;
this.ctx = this.groupStack.pop();
if (this.ctx.imageSmoothingEnabled !== undefined) {
this.ctx.imageSmoothingEnabled = false;
} else {
this.ctx.mozImageSmoothingEnabled = false;
}
if (group.smask) {
this.tempSMask = this.smaskStack.pop();
} else {
this.ctx.drawImage(groupCtx.canvas, 0, 0);
}
this.restore();
},
beginAnnotations: function CanvasGraphics_beginAnnotations() {
this.save();
if (this.baseTransform) {
this.ctx.setTransform.apply(this.ctx, this.baseTransform);
}
},
endAnnotations: function CanvasGraphics_endAnnotations() {
this.restore();
},
beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) {
this.save();
resetCtxToDefault(this.ctx);
this.current = new CanvasExtraState();
if (Array.isArray(rect) && rect.length === 4) {
var width = rect[2] - rect[0];
var height = rect[3] - rect[1];
this.ctx.rect(rect[0], rect[1], width, height);
this.clip();
this.endPath();
}
this.transform.apply(this, transform);
this.transform.apply(this, matrix);
},
endAnnotation: function CanvasGraphics_endAnnotation() {
this.restore();
},
paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) {
var domImage = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
if (!domImage) {
(0, _util.warn)('Dependent image isn\'t ready yet');
return;
}
this.save();
var ctx = this.ctx;
ctx.scale(1 / w, -1 / h);
ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h);
if (this.imageLayer) {
var currentTransform = ctx.mozCurrentTransformInverse;
var position = this.getCanvasPosition(0, 0);
this.imageLayer.appendImage({
objId: objId,
left: position[0],
top: position[1],
width: w / currentTransform[0],
height: h / currentTransform[3]
});
}
this.restore();
},
paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) {
var ctx = this.ctx;
var width = img.width,
height = img.height;
var fillColor = this.current.fillColor;
var isPatternFill = this.current.patternFill;
var glyph = this.processingType3;
if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
glyph.compiled = compileType3Glyph({
data: img.data,
width: width,
height: height
});
} else {
glyph.compiled = null;
}
}
if (glyph && glyph.compiled) {
glyph.compiled(ctx);
return;
}
var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
var maskCtx = maskCanvas.context;
maskCtx.save();
putBinaryImageMask(maskCtx, img);
maskCtx.globalCompositeOperation = 'source-in';
maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
maskCtx.fillRect(0, 0, width, height);
maskCtx.restore();
this.paintInlineImageXObject(maskCanvas.canvas);
},
paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) {
var width = imgData.width;
var height = imgData.height;
var fillColor = this.current.fillColor;
var isPatternFill = this.current.patternFill;
var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
var maskCtx = maskCanvas.context;
maskCtx.save();
putBinaryImageMask(maskCtx, imgData);
maskCtx.globalCompositeOperation = 'source-in';
maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
maskCtx.fillRect(0, 0, width, height);
maskCtx.restore();
var ctx = this.ctx;
for (var i = 0, ii = positions.length; i < ii; i += 2) {
ctx.save();
ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]);
ctx.scale(1, -1);
ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
ctx.restore();
}
},
paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) {
var ctx = this.ctx;
var fillColor = this.current.fillColor;
var isPatternFill = this.current.patternFill;
for (var i = 0, ii = images.length; i < ii; i++) {
var image = images[i];
var width = image.width,
height = image.height;
var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
var maskCtx = maskCanvas.context;
maskCtx.save();
putBinaryImageMask(maskCtx, image);
maskCtx.globalCompositeOperation = 'source-in';
maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
maskCtx.fillRect(0, 0, width, height);
maskCtx.restore();
ctx.save();
ctx.transform.apply(ctx, image.transform);
ctx.scale(1, -1);
ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
ctx.restore();
}
},
paintImageXObject: function CanvasGraphics_paintImageXObject(objId) {
var imgData = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
if (!imgData) {
(0, _util.warn)('Dependent image isn\'t ready yet');
return;
}
this.paintInlineImageXObject(imgData);
},
paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
var imgData = this.processingType3 ? this.commonObjs.get(objId) : this.objs.get(objId);
if (!imgData) {
(0, _util.warn)('Dependent image isn\'t ready yet');
return;
}
var width = imgData.width;
var height = imgData.height;
var map = [];
for (var i = 0, ii = positions.length; i < ii; i += 2) {
map.push({
transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]],
x: 0,
y: 0,
w: width,
h: height
});
}
this.paintInlineImageXObjectGroup(imgData, map);
},
paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) {
var width = imgData.width;
var height = imgData.height;
var ctx = this.ctx;
this.save();
ctx.scale(1 / width, -1 / height);
var currentTransform = ctx.mozCurrentTransformInverse;
var a = currentTransform[0],
b = currentTransform[1];
var widthScale = Math.max(Math.sqrt(a * a + b * b), 1);
var c = currentTransform[2],
d = currentTransform[3];
var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
var imgToPaint, tmpCanvas;
if (typeof HTMLElement === 'function' && imgData instanceof HTMLElement || !imgData.data) {
imgToPaint = imgData;
} else {
tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height);
var tmpCtx = tmpCanvas.context;
putBinaryImageData(tmpCtx, imgData);
imgToPaint = tmpCanvas.canvas;
}
var paintWidth = width,
paintHeight = height;
var tmpCanvasId = 'prescale1';
while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
var newWidth = paintWidth,
newHeight = paintHeight;
if (widthScale > 2 && paintWidth > 1) {
newWidth = Math.ceil(paintWidth / 2);
widthScale /= paintWidth / newWidth;
}
if (heightScale > 2 && paintHeight > 1) {
newHeight = Math.ceil(paintHeight / 2);
heightScale /= paintHeight / newHeight;
}
tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
tmpCtx = tmpCanvas.context;
tmpCtx.clearRect(0, 0, newWidth, newHeight);
tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
imgToPaint = tmpCanvas.canvas;
paintWidth = newWidth;
paintHeight = newHeight;
tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1';
}
ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height);
if (this.imageLayer) {
var position = this.getCanvasPosition(0, -height);
this.imageLayer.appendImage({
imgData: imgData,
left: position[0],
top: position[1],
width: width / currentTransform[0],
height: height / currentTransform[3]
});
}
this.restore();
},
paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) {
var ctx = this.ctx;
var w = imgData.width;
var h = imgData.height;
var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h);
var tmpCtx = tmpCanvas.context;
putBinaryImageData(tmpCtx, imgData);
for (var i = 0, ii = map.length; i < ii; i++) {
var entry = map[i];
ctx.save();
ctx.transform.apply(ctx, entry.transform);
ctx.scale(1, -1);
ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
if (this.imageLayer) {
var position = this.getCanvasPosition(entry.x, entry.y);
this.imageLayer.appendImage({
imgData: imgData,
left: position[0],
top: position[1],
width: w,
height: h
});
}
ctx.restore();
}
},
paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() {
this.ctx.fillRect(0, 0, 1, 1);
},
paintXObject: function CanvasGraphics_paintXObject() {
(0, _util.warn)('Unsupported \'paintXObject\' command.');
},
markPoint: function CanvasGraphics_markPoint(tag) {},
markPointProps: function CanvasGraphics_markPointProps(tag, properties) {},
beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {},
beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {},
endMarkedContent: function CanvasGraphics_endMarkedContent() {},
beginCompat: function CanvasGraphics_beginCompat() {},
endCompat: function CanvasGraphics_endCompat() {},
consumePath: function CanvasGraphics_consumePath() {
var ctx = this.ctx;
if (this.pendingClip) {
if (this.pendingClip === EO_CLIP) {
ctx.clip('evenodd');
} else {
ctx.clip();
}
this.pendingClip = null;
}
ctx.beginPath();
},
getSinglePixelWidth: function getSinglePixelWidth(scale) {
if (this._cachedGetSinglePixelWidth === null) {
var inverse = this.ctx.mozCurrentTransformInverse;
this._cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3]));
}
return this._cachedGetSinglePixelWidth;
},
getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) {
var transform = this.ctx.mozCurrentTransform;
return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]];
}
};
for (var op in _util.OPS) {
CanvasGraphics.prototype[_util.OPS[op]] = CanvasGraphics.prototype[op];
}
return CanvasGraphics;
}();
exports.CanvasGraphics = CanvasGraphics;
/***/ }),
/* 155 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getShadingPatternFromIR = getShadingPatternFromIR;
exports.TilingPattern = void 0;
var _util = __w_pdfjs_require__(1);
var ShadingIRs = {};
ShadingIRs.RadialAxial = {
fromIR: function RadialAxial_fromIR(raw) {
var type = raw[1];
var colorStops = raw[2];
var p0 = raw[3];
var p1 = raw[4];
var r0 = raw[5];
var r1 = raw[6];
return {
type: 'Pattern',
getPattern: function RadialAxial_getPattern(ctx) {
var grad;
if (type === 'axial') {
grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
} else if (type === 'radial') {
grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
}
for (var i = 0, ii = colorStops.length; i < ii; ++i) {
var c = colorStops[i];
grad.addColorStop(c[0], c[1]);
}
return grad;
}
};
}
};
var createMeshCanvas = function createMeshCanvasClosure() {
function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
var coords = context.coords,
colors = context.colors;
var bytes = data.data,
rowSize = data.width * 4;
var tmp;
if (coords[p1 + 1] > coords[p2 + 1]) {
tmp = p1;
p1 = p2;
p2 = tmp;
tmp = c1;
c1 = c2;
c2 = tmp;
}
if (coords[p2 + 1] > coords[p3 + 1]) {
tmp = p2;
p2 = p3;
p3 = tmp;
tmp = c2;
c2 = c3;
c3 = tmp;
}
if (coords[p1 + 1] > coords[p2 + 1]) {
tmp = p1;
p1 = p2;
p2 = tmp;
tmp = c1;
c1 = c2;
c2 = tmp;
}
var x1 = (coords[p1] + context.offsetX) * context.scaleX;
var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
var x2 = (coords[p2] + context.offsetX) * context.scaleX;
var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
var x3 = (coords[p3] + context.offsetX) * context.scaleX;
var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
if (y1 >= y3) {
return;
}
var c1r = colors[c1],
c1g = colors[c1 + 1],
c1b = colors[c1 + 2];
var c2r = colors[c2],
c2g = colors[c2 + 1],
c2b = colors[c2 + 2];
var c3r = colors[c3],
c3g = colors[c3 + 1],
c3b = colors[c3 + 2];
var minY = Math.round(y1),
maxY = Math.round(y3);
var xa, car, cag, cab;
var xb, cbr, cbg, cbb;
var k;
for (var y = minY; y <= maxY; y++) {
if (y < y2) {
k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
xa = x1 - (x1 - x2) * k;
car = c1r - (c1r - c2r) * k;
cag = c1g - (c1g - c2g) * k;
cab = c1b - (c1b - c2b) * k;
} else {
k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
xa = x2 - (x2 - x3) * k;
car = c2r - (c2r - c3r) * k;
cag = c2g - (c2g - c3g) * k;
cab = c2b - (c2b - c3b) * k;
}
k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
xb = x1 - (x1 - x3) * k;
cbr = c1r - (c1r - c3r) * k;
cbg = c1g - (c1g - c3g) * k;
cbb = c1b - (c1b - c3b) * k;
var x1_ = Math.round(Math.min(xa, xb));
var x2_ = Math.round(Math.max(xa, xb));
var j = rowSize * y + x1_ * 4;
for (var x = x1_; x <= x2_; x++) {
k = (xa - x) / (xa - xb);
k = k < 0 ? 0 : k > 1 ? 1 : k;
bytes[j++] = car - (car - cbr) * k | 0;
bytes[j++] = cag - (cag - cbg) * k | 0;
bytes[j++] = cab - (cab - cbb) * k | 0;
bytes[j++] = 255;
}
}
}
function drawFigure(data, figure, context) {
var ps = figure.coords;
var cs = figure.colors;
var i, ii;
switch (figure.type) {
case 'lattice':
var verticesPerRow = figure.verticesPerRow;
var rows = Math.floor(ps.length / verticesPerRow) - 1;
var cols = verticesPerRow - 1;
for (i = 0; i < rows; i++) {
var q = i * verticesPerRow;
for (var j = 0; j < cols; j++, q++) {
drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
}
}
break;
case 'triangles':
for (i = 0, ii = ps.length; i < ii; i += 3) {
drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
}
break;
default:
throw new Error('illegal figure');
}
}
function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases, webGLContext) {
var EXPECTED_SCALE = 1.1;
var MAX_PATTERN_SIZE = 3000;
var BORDER_SIZE = 2;
var offsetX = Math.floor(bounds[0]);
var offsetY = Math.floor(bounds[1]);
var boundsWidth = Math.ceil(bounds[2]) - offsetX;
var boundsHeight = Math.ceil(bounds[3]) - offsetY;
var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
var scaleX = boundsWidth / width;
var scaleY = boundsHeight / height;
var context = {
coords: coords,
colors: colors,
offsetX: -offsetX,
offsetY: -offsetY,
scaleX: 1 / scaleX,
scaleY: 1 / scaleY
};
var paddedWidth = width + BORDER_SIZE * 2;
var paddedHeight = height + BORDER_SIZE * 2;
var canvas, tmpCanvas, i, ii;
if (webGLContext.isEnabled) {
canvas = webGLContext.drawFigures({
width: width,
height: height,
backgroundColor: backgroundColor,
figures: figures,
context: context
});
tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
canvas = tmpCanvas.canvas;
} else {
tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
var tmpCtx = tmpCanvas.context;
var data = tmpCtx.createImageData(width, height);
if (backgroundColor) {
var bytes = data.data;
for (i = 0, ii = bytes.length; i < ii; i += 4) {
bytes[i] = backgroundColor[0];
bytes[i + 1] = backgroundColor[1];
bytes[i + 2] = backgroundColor[2];
bytes[i + 3] = 255;
}
}
for (i = 0; i < figures.length; i++) {
drawFigure(data, figures[i], context);
}
tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
canvas = tmpCanvas.canvas;
}
return {
canvas: canvas,
offsetX: offsetX - BORDER_SIZE * scaleX,
offsetY: offsetY - BORDER_SIZE * scaleY,
scaleX: scaleX,
scaleY: scaleY
};
}
return createMeshCanvas;
}();
ShadingIRs.Mesh = {
fromIR: function Mesh_fromIR(raw) {
var coords = raw[2];
var colors = raw[3];
var figures = raw[4];
var bounds = raw[5];
var matrix = raw[6];
var background = raw[8];
return {
type: 'Pattern',
getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
var scale;
if (shadingFill) {
scale = _util.Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
} else {
scale = _util.Util.singularValueDecompose2dScale(owner.baseTransform);
if (matrix) {
var matrixScale = _util.Util.singularValueDecompose2dScale(matrix);
scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
}
}
var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases, owner.webGLContext);
if (!shadingFill) {
ctx.setTransform.apply(ctx, owner.baseTransform);
if (matrix) {
ctx.transform.apply(ctx, matrix);
}
}
ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
}
};
}
};
ShadingIRs.Dummy = {
fromIR: function Dummy_fromIR() {
return {
type: 'Pattern',
getPattern: function Dummy_fromIR_getPattern() {
return 'hotpink';
}
};
}
};
function getShadingPatternFromIR(raw) {
var shadingIR = ShadingIRs[raw[0]];
if (!shadingIR) {
throw new Error("Unknown IR type: ".concat(raw[0]));
}
return shadingIR.fromIR(raw);
}
var TilingPattern = function TilingPatternClosure() {
var PaintType = {
COLORED: 1,
UNCOLORED: 2
};
var MAX_PATTERN_SIZE = 3000;
function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
this.operatorList = IR[2];
this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
this.bbox = IR[4];
this.xstep = IR[5];
this.ystep = IR[6];
this.paintType = IR[7];
this.tilingType = IR[8];
this.color = color;
this.canvasGraphicsFactory = canvasGraphicsFactory;
this.baseTransform = baseTransform;
this.type = 'Pattern';
this.ctx = ctx;
}
TilingPattern.prototype = {
createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
var operatorList = this.operatorList;
var bbox = this.bbox;
var xstep = this.xstep;
var ystep = this.ystep;
var paintType = this.paintType;
var tilingType = this.tilingType;
var color = this.color;
var canvasGraphicsFactory = this.canvasGraphicsFactory;
(0, _util.info)('TilingType: ' + tilingType);
var x0 = bbox[0],
y0 = bbox[1],
x1 = bbox[2],
y1 = bbox[3];
var matrixScale = _util.Util.singularValueDecompose2dScale(this.matrix);
var curMatrixScale = _util.Util.singularValueDecompose2dScale(this.baseTransform);
var combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]];
var dimx = this.getSizeAndScale(xstep, this.ctx.canvas.width, combinedScale[0]);
var dimy = this.getSizeAndScale(ystep, this.ctx.canvas.height, combinedScale[1]);
var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', dimx.size, dimy.size, true);
var tmpCtx = tmpCanvas.context;
var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
graphics.groupLevel = owner.groupLevel;
this.setFillAndStrokeStyleToContext(graphics, paintType, color);
graphics.transform(dimx.scale, 0, 0, dimy.scale, 0, 0);
graphics.transform(1, 0, 0, 1, -x0, -y0);
this.clipBbox(graphics, bbox, x0, y0, x1, y1);
graphics.executeOperatorList(operatorList);
this.ctx.transform(1, 0, 0, 1, x0, y0);
this.ctx.scale(1 / dimx.scale, 1 / dimy.scale);
return tmpCanvas.canvas;
},
getSizeAndScale: function TilingPattern_getSizeAndScale(step, realOutputSize, scale) {
step = Math.abs(step);
var maxSize = Math.max(MAX_PATTERN_SIZE, realOutputSize);
var size = Math.ceil(step * scale);
if (size >= maxSize) {
size = maxSize;
} else {
scale = size / step;
}
return {
scale: scale,
size: size
};
},
clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
if (Array.isArray(bbox) && bbox.length === 4) {
var bboxWidth = x1 - x0;
var bboxHeight = y1 - y0;
graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
graphics.clip();
graphics.endPath();
}
},
setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(graphics, paintType, color) {
var context = graphics.ctx,
current = graphics.current;
switch (paintType) {
case PaintType.COLORED:
var ctx = this.ctx;
context.fillStyle = ctx.fillStyle;
context.strokeStyle = ctx.strokeStyle;
current.fillColor = ctx.fillStyle;
current.strokeColor = ctx.strokeStyle;
break;
case PaintType.UNCOLORED:
var cssColor = _util.Util.makeCssRgb(color[0], color[1], color[2]);
context.fillStyle = cssColor;
context.strokeStyle = cssColor;
current.fillColor = cssColor;
current.strokeColor = cssColor;
break;
default:
throw new _util.FormatError("Unsupported paint type: ".concat(paintType));
}
},
getPattern: function TilingPattern_getPattern(ctx, owner) {
ctx = this.ctx;
ctx.setTransform.apply(ctx, this.baseTransform);
ctx.transform.apply(ctx, this.matrix);
var temporaryPatternCanvas = this.createPatternCanvas(owner);
return ctx.createPattern(temporaryPatternCanvas, 'repeat');
}
};
return TilingPattern;
}();
exports.TilingPattern = TilingPattern;
/***/ }),
/* 156 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.GlobalWorkerOptions = void 0;
var GlobalWorkerOptions = Object.create(null);
exports.GlobalWorkerOptions = GlobalWorkerOptions;
GlobalWorkerOptions.workerPort = GlobalWorkerOptions.workerPort === undefined ? null : GlobalWorkerOptions.workerPort;
GlobalWorkerOptions.workerSrc = GlobalWorkerOptions.workerSrc === undefined ? '' : GlobalWorkerOptions.workerSrc;
/***/ }),
/* 157 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.MessageHandler = MessageHandler;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function resolveCall(_x, _x2) {
return _resolveCall.apply(this, arguments);
}
function _resolveCall() {
_resolveCall = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee(fn, args) {
var thisArg,
_args = arguments;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
thisArg = _args.length > 2 && _args[2] !== undefined ? _args[2] : null;
if (fn) {
_context.next = 3;
break;
}
return _context.abrupt("return", undefined);
case 3:
return _context.abrupt("return", fn.apply(thisArg, args));
case 4:
case "end":
return _context.stop();
}
}
}, _callee);
}));
return _resolveCall.apply(this, arguments);
}
function wrapReason(reason) {
if (_typeof(reason) !== 'object') {
return reason;
}
switch (reason.name) {
case 'AbortException':
return new _util.AbortException(reason.message);
case 'MissingPDFException':
return new _util.MissingPDFException(reason.message);
case 'UnexpectedResponseException':
return new _util.UnexpectedResponseException(reason.message, reason.status);
default:
return new _util.UnknownErrorException(reason.message, reason.details);
}
}
function makeReasonSerializable(reason) {
if (!(reason instanceof Error) || reason instanceof _util.AbortException || reason instanceof _util.MissingPDFException || reason instanceof _util.UnexpectedResponseException || reason instanceof _util.UnknownErrorException) {
return reason;
}
return new _util.UnknownErrorException(reason.message, reason.toString());
}
function resolveOrReject(capability, success, reason) {
if (success) {
capability.resolve();
} else {
capability.reject(reason);
}
}
function finalize(promise) {
return Promise.resolve(promise)["catch"](function () {});
}
function MessageHandler(sourceName, targetName, comObj) {
var _this = this;
this.sourceName = sourceName;
this.targetName = targetName;
this.comObj = comObj;
this.callbackId = 1;
this.streamId = 1;
this.postMessageTransfers = true;
this.streamSinks = Object.create(null);
this.streamControllers = Object.create(null);
var callbacksCapabilities = this.callbacksCapabilities = Object.create(null);
var ah = this.actionHandler = Object.create(null);
this._onComObjOnMessage = function (event) {
var data = event.data;
if (data.targetName !== _this.sourceName) {
return;
}
if (data.stream) {
_this._processStreamMessage(data);
} else if (data.isReply) {
var callbackId = data.callbackId;
if (data.callbackId in callbacksCapabilities) {
var callback = callbacksCapabilities[callbackId];
delete callbacksCapabilities[callbackId];
if ('error' in data) {
callback.reject(wrapReason(data.error));
} else {
callback.resolve(data.data);
}
} else {
throw new Error("Cannot resolve callback ".concat(callbackId));
}
} else if (data.action in ah) {
var action = ah[data.action];
if (data.callbackId) {
var _sourceName = _this.sourceName;
var _targetName = data.sourceName;
Promise.resolve().then(function () {
return action[0].call(action[1], data.data);
}).then(function (result) {
comObj.postMessage({
sourceName: _sourceName,
targetName: _targetName,
isReply: true,
callbackId: data.callbackId,
data: result
});
}, function (reason) {
comObj.postMessage({
sourceName: _sourceName,
targetName: _targetName,
isReply: true,
callbackId: data.callbackId,
error: makeReasonSerializable(reason)
});
});
} else if (data.streamId) {
_this._createStreamSink(data);
} else {
action[0].call(action[1], data.data);
}
} else {
throw new Error("Unknown action from worker: ".concat(data.action));
}
};
comObj.addEventListener('message', this._onComObjOnMessage);
}
MessageHandler.prototype = {
on: function on(actionName, handler, scope) {
var ah = this.actionHandler;
if (ah[actionName]) {
throw new Error("There is already an actionName called \"".concat(actionName, "\""));
}
ah[actionName] = [handler, scope];
},
send: function send(actionName, data, transfers) {
var message = {
sourceName: this.sourceName,
targetName: this.targetName,
action: actionName,
data: data
};
this.postMessage(message, transfers);
},
sendWithPromise: function sendWithPromise(actionName, data, transfers) {
var callbackId = this.callbackId++;
var message = {
sourceName: this.sourceName,
targetName: this.targetName,
action: actionName,
data: data,
callbackId: callbackId
};
var capability = (0, _util.createPromiseCapability)();
this.callbacksCapabilities[callbackId] = capability;
try {
this.postMessage(message, transfers);
} catch (e) {
capability.reject(e);
}
return capability.promise;
},
sendWithStream: function sendWithStream(actionName, data, queueingStrategy, transfers) {
var _this2 = this;
var streamId = this.streamId++;
var sourceName = this.sourceName;
var targetName = this.targetName;
return new _util.ReadableStream({
start: function start(controller) {
var startCapability = (0, _util.createPromiseCapability)();
_this2.streamControllers[streamId] = {
controller: controller,
startCall: startCapability,
isClosed: false
};
_this2.postMessage({
sourceName: sourceName,
targetName: targetName,
action: actionName,
streamId: streamId,
data: data,
desiredSize: controller.desiredSize
});
return startCapability.promise;
},
pull: function pull(controller) {
var pullCapability = (0, _util.createPromiseCapability)();
_this2.streamControllers[streamId].pullCall = pullCapability;
_this2.postMessage({
sourceName: sourceName,
targetName: targetName,
stream: 'pull',
streamId: streamId,
desiredSize: controller.desiredSize
});
return pullCapability.promise;
},
cancel: function cancel(reason) {
var cancelCapability = (0, _util.createPromiseCapability)();
_this2.streamControllers[streamId].cancelCall = cancelCapability;
_this2.streamControllers[streamId].isClosed = true;
_this2.postMessage({
sourceName: sourceName,
targetName: targetName,
stream: 'cancel',
reason: reason,
streamId: streamId
});
return cancelCapability.promise;
}
}, queueingStrategy);
},
_createStreamSink: function _createStreamSink(data) {
var _this3 = this;
var self = this;
var action = this.actionHandler[data.action];
var streamId = data.streamId;
var desiredSize = data.desiredSize;
var sourceName = this.sourceName;
var targetName = data.sourceName;
var capability = (0, _util.createPromiseCapability)();
var sendStreamRequest = function sendStreamRequest(_ref) {
var stream = _ref.stream,
chunk = _ref.chunk,
transfers = _ref.transfers,
success = _ref.success,
reason = _ref.reason;
_this3.postMessage({
sourceName: sourceName,
targetName: targetName,
stream: stream,
streamId: streamId,
chunk: chunk,
success: success,
reason: reason
}, transfers);
};
var streamSink = {
enqueue: function enqueue(chunk) {
var size = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
var transfers = arguments.length > 2 ? arguments[2] : undefined;
if (this.isCancelled) {
return;
}
var lastDesiredSize = this.desiredSize;
this.desiredSize -= size;
if (lastDesiredSize > 0 && this.desiredSize <= 0) {
this.sinkCapability = (0, _util.createPromiseCapability)();
this.ready = this.sinkCapability.promise;
}
sendStreamRequest({
stream: 'enqueue',
chunk: chunk,
transfers: transfers
});
},
close: function close() {
if (this.isCancelled) {
return;
}
this.isCancelled = true;
sendStreamRequest({
stream: 'close'
});
delete self.streamSinks[streamId];
},
error: function error(reason) {
if (this.isCancelled) {
return;
}
this.isCancelled = true;
sendStreamRequest({
stream: 'error',
reason: reason
});
},
sinkCapability: capability,
onPull: null,
onCancel: null,
isCancelled: false,
desiredSize: desiredSize,
ready: null
};
streamSink.sinkCapability.resolve();
streamSink.ready = streamSink.sinkCapability.promise;
this.streamSinks[streamId] = streamSink;
resolveCall(action[0], [data.data, streamSink], action[1]).then(function () {
sendStreamRequest({
stream: 'start_complete',
success: true
});
}, function (reason) {
sendStreamRequest({
stream: 'start_complete',
success: false,
reason: reason
});
});
},
_processStreamMessage: function _processStreamMessage(data) {
var _this4 = this;
var sourceName = this.sourceName;
var targetName = data.sourceName;
var streamId = data.streamId;
var sendStreamResponse = function sendStreamResponse(_ref2) {
var stream = _ref2.stream,
success = _ref2.success,
reason = _ref2.reason;
_this4.comObj.postMessage({
sourceName: sourceName,
targetName: targetName,
stream: stream,
success: success,
streamId: streamId,
reason: reason
});
};
var deleteStreamController = function deleteStreamController() {
Promise.all([_this4.streamControllers[data.streamId].startCall, _this4.streamControllers[data.streamId].pullCall, _this4.streamControllers[data.streamId].cancelCall].map(function (capability) {
return capability && finalize(capability.promise);
})).then(function () {
delete _this4.streamControllers[data.streamId];
});
};
switch (data.stream) {
case 'start_complete':
resolveOrReject(this.streamControllers[data.streamId].startCall, data.success, wrapReason(data.reason));
break;
case 'pull_complete':
resolveOrReject(this.streamControllers[data.streamId].pullCall, data.success, wrapReason(data.reason));
break;
case 'pull':
if (!this.streamSinks[data.streamId]) {
sendStreamResponse({
stream: 'pull_complete',
success: true
});
break;
}
if (this.streamSinks[data.streamId].desiredSize <= 0 && data.desiredSize > 0) {
this.streamSinks[data.streamId].sinkCapability.resolve();
}
this.streamSinks[data.streamId].desiredSize = data.desiredSize;
resolveCall(this.streamSinks[data.streamId].onPull).then(function () {
sendStreamResponse({
stream: 'pull_complete',
success: true
});
}, function (reason) {
sendStreamResponse({
stream: 'pull_complete',
success: false,
reason: reason
});
});
break;
case 'enqueue':
(0, _util.assert)(this.streamControllers[data.streamId], 'enqueue should have stream controller');
if (!this.streamControllers[data.streamId].isClosed) {
this.streamControllers[data.streamId].controller.enqueue(data.chunk);
}
break;
case 'close':
(0, _util.assert)(this.streamControllers[data.streamId], 'close should have stream controller');
if (this.streamControllers[data.streamId].isClosed) {
break;
}
this.streamControllers[data.streamId].isClosed = true;
this.streamControllers[data.streamId].controller.close();
deleteStreamController();
break;
case 'error':
(0, _util.assert)(this.streamControllers[data.streamId], 'error should have stream controller');
this.streamControllers[data.streamId].controller.error(wrapReason(data.reason));
deleteStreamController();
break;
case 'cancel_complete':
resolveOrReject(this.streamControllers[data.streamId].cancelCall, data.success, wrapReason(data.reason));
deleteStreamController();
break;
case 'cancel':
if (!this.streamSinks[data.streamId]) {
break;
}
resolveCall(this.streamSinks[data.streamId].onCancel, [wrapReason(data.reason)]).then(function () {
sendStreamResponse({
stream: 'cancel_complete',
success: true
});
}, function (reason) {
sendStreamResponse({
stream: 'cancel_complete',
success: false,
reason: reason
});
});
this.streamSinks[data.streamId].sinkCapability.reject(wrapReason(data.reason));
this.streamSinks[data.streamId].isCancelled = true;
delete this.streamSinks[data.streamId];
break;
default:
throw new Error('Unexpected stream case');
}
},
postMessage: function postMessage(message, transfers) {
if (transfers && this.postMessageTransfers) {
this.comObj.postMessage(message, transfers);
} else {
this.comObj.postMessage(message);
}
},
destroy: function destroy() {
this.comObj.removeEventListener('message', this._onComObjOnMessage);
}
};
/***/ }),
/* 158 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.Metadata = void 0;
var _util = __w_pdfjs_require__(1);
var _xml_parser = __w_pdfjs_require__(159);
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var Metadata =
/*#__PURE__*/
function () {
function Metadata(data) {
_classCallCheck(this, Metadata);
(0, _util.assert)(typeof data === 'string', 'Metadata: input is not a string');
data = this._repair(data);
var parser = new _xml_parser.SimpleXMLParser();
var xmlDocument = parser.parseFromString(data);
this._metadata = Object.create(null);
if (xmlDocument) {
this._parse(xmlDocument);
}
}
_createClass(Metadata, [{
key: "_repair",
value: function _repair(data) {
return data.replace(/^([^<]+)/, '').replace(/>\\376\\377([^<]+)/g, function (all, codes) {
var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) {
return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
}).replace(/&(amp|apos|gt|lt|quot);/g, function (str, name) {
switch (name) {
case 'amp':
return '&';
case 'apos':
return '\'';
case 'gt':
return '>';
case 'lt':
return '<';
case 'quot':
return '\"';
}
throw new Error("_repair: ".concat(name, " isn't defined."));
});
var chars = '';
for (var i = 0, ii = bytes.length; i < ii; i += 2) {
var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
if (code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38) {
chars += String.fromCharCode(code);
} else {
chars += '&#x' + (0x10000 + code).toString(16).substring(1) + ';';
}
}
return '>' + chars;
});
}
}, {
key: "_parse",
value: function _parse(xmlDocument) {
var rdf = xmlDocument.documentElement;
if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
rdf = rdf.firstChild;
while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
rdf = rdf.nextSibling;
}
}
var nodeName = rdf ? rdf.nodeName.toLowerCase() : null;
if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
return;
}
var children = rdf.childNodes;
for (var i = 0, ii = children.length; i < ii; i++) {
var desc = children[i];
if (desc.nodeName.toLowerCase() !== 'rdf:description') {
continue;
}
for (var j = 0, jj = desc.childNodes.length; j < jj; j++) {
if (desc.childNodes[j].nodeName.toLowerCase() !== '#text') {
var entry = desc.childNodes[j];
var name = entry.nodeName.toLowerCase();
this._metadata[name] = entry.textContent.trim();
}
}
}
}
}, {
key: "get",
value: function get(name) {
var data = this._metadata[name];
return typeof data !== 'undefined' ? data : null;
}
}, {
key: "getAll",
value: function getAll() {
return this._metadata;
}
}, {
key: "has",
value: function has(name) {
return typeof this._metadata[name] !== 'undefined';
}
}]);
return Metadata;
}();
exports.Metadata = Metadata;
/***/ }),
/* 159 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.SimpleXMLParser = void 0;
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _iterableToArrayLimit(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var XMLParserErrorCode = {
NoError: 0,
EndOfDocument: -1,
UnterminatedCdat: -2,
UnterminatedXmlDeclaration: -3,
UnterminatedDoctypeDeclaration: -4,
UnterminatedComment: -5,
MalformedElement: -6,
OutOfMemory: -7,
UnterminatedAttributeValue: -8,
UnterminatedElement: -9,
ElementNeverBegun: -10
};
function isWhitespace(s, index) {
var ch = s[index];
return ch === ' ' || ch === '\n' || ch === '\r' || ch === '\t';
}
function isWhitespaceString(s) {
for (var i = 0, ii = s.length; i < ii; i++) {
if (!isWhitespace(s, i)) {
return false;
}
}
return true;
}
var XMLParserBase =
/*#__PURE__*/
function () {
function XMLParserBase() {
_classCallCheck(this, XMLParserBase);
}
_createClass(XMLParserBase, [{
key: "_resolveEntities",
value: function _resolveEntities(s) {
var _this = this;
return s.replace(/&([^;]+);/g, function (all, entity) {
if (entity.substring(0, 2) === '#x') {
return String.fromCharCode(parseInt(entity.substring(2), 16));
} else if (entity.substring(0, 1) === '#') {
return String.fromCharCode(parseInt(entity.substring(1), 10));
}
switch (entity) {
case 'lt':
return '<';
case 'gt':
return '>';
case 'amp':
return '&';
case 'quot':
return '\"';
}
return _this.onResolveEntity(entity);
});
}
}, {
key: "_parseContent",
value: function _parseContent(s, start) {
var pos = start,
name,
attributes = [];
function skipWs() {
while (pos < s.length && isWhitespace(s, pos)) {
++pos;
}
}
while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
++pos;
}
name = s.substring(start, pos);
skipWs();
while (pos < s.length && s[pos] !== '>' && s[pos] !== '/' && s[pos] !== '?') {
skipWs();
var attrName = '',
attrValue = '';
while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '=') {
attrName += s[pos];
++pos;
}
skipWs();
if (s[pos] !== '=') {
return null;
}
++pos;
skipWs();
var attrEndChar = s[pos];
if (attrEndChar !== '\"' && attrEndChar !== '\'') {
return null;
}
var attrEndIndex = s.indexOf(attrEndChar, ++pos);
if (attrEndIndex < 0) {
return null;
}
attrValue = s.substring(pos, attrEndIndex);
attributes.push({
name: attrName,
value: this._resolveEntities(attrValue)
});
pos = attrEndIndex + 1;
skipWs();
}
return {
name: name,
attributes: attributes,
parsed: pos - start
};
}
}, {
key: "_parseProcessingInstruction",
value: function _parseProcessingInstruction(s, start) {
var pos = start,
name,
value;
function skipWs() {
while (pos < s.length && isWhitespace(s, pos)) {
++pos;
}
}
while (pos < s.length && !isWhitespace(s, pos) && s[pos] !== '>' && s[pos] !== '/') {
++pos;
}
name = s.substring(start, pos);
skipWs();
var attrStart = pos;
while (pos < s.length && (s[pos] !== '?' || s[pos + 1] !== '>')) {
++pos;
}
value = s.substring(attrStart, pos);
return {
name: name,
value: value,
parsed: pos - start
};
}
}, {
key: "parseXml",
value: function parseXml(s) {
var i = 0;
while (i < s.length) {
var ch = s[i];
var j = i;
if (ch === '<') {
++j;
var ch2 = s[j];
var q = void 0;
switch (ch2) {
case '/':
++j;
q = s.indexOf('>', j);
if (q < 0) {
this.onError(XMLParserErrorCode.UnterminatedElement);
return;
}
this.onEndElement(s.substring(j, q));
j = q + 1;
break;
case '?':
++j;
var pi = this._parseProcessingInstruction(s, j);
if (s.substring(j + pi.parsed, j + pi.parsed + 2) !== '?>') {
this.onError(XMLParserErrorCode.UnterminatedXmlDeclaration);
return;
}
this.onPi(pi.name, pi.value);
j += pi.parsed + 2;
break;
case '!':
if (s.substring(j + 1, j + 3) === '--') {
q = s.indexOf('-->', j + 3);
if (q < 0) {
this.onError(XMLParserErrorCode.UnterminatedComment);
return;
}
this.onComment(s.substring(j + 3, q));
j = q + 3;
} else if (s.substring(j + 1, j + 8) === '[CDATA[') {
q = s.indexOf(']]>', j + 8);
if (q < 0) {
this.onError(XMLParserErrorCode.UnterminatedCdat);
return;
}
this.onCdata(s.substring(j + 8, q));
j = q + 3;
} else if (s.substring(j + 1, j + 8) === 'DOCTYPE') {
var q2 = s.indexOf('[', j + 8);
var complexDoctype = false;
q = s.indexOf('>', j + 8);
if (q < 0) {
this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
return;
}
if (q2 > 0 && q > q2) {
q = s.indexOf(']>', j + 8);
if (q < 0) {
this.onError(XMLParserErrorCode.UnterminatedDoctypeDeclaration);
return;
}
complexDoctype = true;
}
var doctypeContent = s.substring(j + 8, q + (complexDoctype ? 1 : 0));
this.onDoctype(doctypeContent);
j = q + (complexDoctype ? 2 : 1);
} else {
this.onError(XMLParserErrorCode.MalformedElement);
return;
}
break;
default:
var content = this._parseContent(s, j);
if (content === null) {
this.onError(XMLParserErrorCode.MalformedElement);
return;
}
var isClosed = false;
if (s.substring(j + content.parsed, j + content.parsed + 2) === '/>') {
isClosed = true;
} else if (s.substring(j + content.parsed, j + content.parsed + 1) !== '>') {
this.onError(XMLParserErrorCode.UnterminatedElement);
return;
}
this.onBeginElement(content.name, content.attributes, isClosed);
j += content.parsed + (isClosed ? 2 : 1);
break;
}
} else {
while (j < s.length && s[j] !== '<') {
j++;
}
var text = s.substring(i, j);
this.onText(this._resolveEntities(text));
}
i = j;
}
}
}, {
key: "onResolveEntity",
value: function onResolveEntity(name) {
return "&".concat(name, ";");
}
}, {
key: "onPi",
value: function onPi(name, value) {}
}, {
key: "onComment",
value: function onComment(text) {}
}, {
key: "onCdata",
value: function onCdata(text) {}
}, {
key: "onDoctype",
value: function onDoctype(doctypeContent) {}
}, {
key: "onText",
value: function onText(text) {}
}, {
key: "onBeginElement",
value: function onBeginElement(name, attributes, isEmpty) {}
}, {
key: "onEndElement",
value: function onEndElement(name) {}
}, {
key: "onError",
value: function onError(code) {}
}]);
return XMLParserBase;
}();
var SimpleDOMNode =
/*#__PURE__*/
function () {
function SimpleDOMNode(nodeName, nodeValue) {
_classCallCheck(this, SimpleDOMNode);
this.nodeName = nodeName;
this.nodeValue = nodeValue;
Object.defineProperty(this, 'parentNode', {
value: null,
writable: true
});
}
_createClass(SimpleDOMNode, [{
key: "hasChildNodes",
value: function hasChildNodes() {
return this.childNodes && this.childNodes.length > 0;
}
}, {
key: "firstChild",
get: function get() {
return this.childNodes && this.childNodes[0];
}
}, {
key: "nextSibling",
get: function get() {
var childNodes = this.parentNode.childNodes;
if (!childNodes) {
return undefined;
}
var index = childNodes.indexOf(this);
if (index === -1) {
return undefined;
}
return childNodes[index + 1];
}
}, {
key: "textContent",
get: function get() {
if (!this.childNodes) {
return this.nodeValue || '';
}
return this.childNodes.map(function (child) {
return child.textContent;
}).join('');
}
}]);
return SimpleDOMNode;
}();
var SimpleXMLParser =
/*#__PURE__*/
function (_XMLParserBase) {
_inherits(SimpleXMLParser, _XMLParserBase);
function SimpleXMLParser() {
var _this2;
_classCallCheck(this, SimpleXMLParser);
_this2 = _possibleConstructorReturn(this, _getPrototypeOf(SimpleXMLParser).call(this));
_this2._currentFragment = null;
_this2._stack = null;
_this2._errorCode = XMLParserErrorCode.NoError;
return _this2;
}
_createClass(SimpleXMLParser, [{
key: "parseFromString",
value: function parseFromString(data) {
this._currentFragment = [];
this._stack = [];
this._errorCode = XMLParserErrorCode.NoError;
this.parseXml(data);
if (this._errorCode !== XMLParserErrorCode.NoError) {
return undefined;
}
var _this$_currentFragmen = _slicedToArray(this._currentFragment, 1),
documentElement = _this$_currentFragmen[0];
if (!documentElement) {
return undefined;
}
return {
documentElement: documentElement
};
}
}, {
key: "onResolveEntity",
value: function onResolveEntity(name) {
switch (name) {
case 'apos':
return '\'';
}
return _get(_getPrototypeOf(SimpleXMLParser.prototype), "onResolveEntity", this).call(this, name);
}
}, {
key: "onText",
value: function onText(text) {
if (isWhitespaceString(text)) {
return;
}
var node = new SimpleDOMNode('#text', text);
this._currentFragment.push(node);
}
}, {
key: "onCdata",
value: function onCdata(text) {
var node = new SimpleDOMNode('#text', text);
this._currentFragment.push(node);
}
}, {
key: "onBeginElement",
value: function onBeginElement(name, attributes, isEmpty) {
var node = new SimpleDOMNode(name);
node.childNodes = [];
this._currentFragment.push(node);
if (isEmpty) {
return;
}
this._stack.push(this._currentFragment);
this._currentFragment = node.childNodes;
}
}, {
key: "onEndElement",
value: function onEndElement(name) {
this._currentFragment = this._stack.pop() || [];
var lastElement = this._currentFragment[this._currentFragment.length - 1];
if (!lastElement) {
return;
}
for (var i = 0, ii = lastElement.childNodes.length; i < ii; i++) {
lastElement.childNodes[i].parentNode = lastElement;
}
}
}, {
key: "onError",
value: function onError(code) {
this._errorCode = code;
}
}]);
return SimpleXMLParser;
}(XMLParserBase);
exports.SimpleXMLParser = SimpleXMLParser;
/***/ }),
/* 160 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFDataTransportStream = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var PDFDataTransportStream =
/*#__PURE__*/
function () {
function PDFDataTransportStream(params, pdfDataRangeTransport) {
var _this = this;
_classCallCheck(this, PDFDataTransportStream);
(0, _util.assert)(pdfDataRangeTransport);
this._queuedChunks = [];
this._progressiveDone = params.progressiveDone || false;
var initialData = params.initialData;
if (initialData && initialData.length > 0) {
var buffer = new Uint8Array(initialData).buffer;
this._queuedChunks.push(buffer);
}
this._pdfDataRangeTransport = pdfDataRangeTransport;
this._isStreamingSupported = !params.disableStream;
this._isRangeSupported = !params.disableRange;
this._contentLength = params.length;
this._fullRequestReader = null;
this._rangeReaders = [];
this._pdfDataRangeTransport.addRangeListener(function (begin, chunk) {
_this._onReceiveData({
begin: begin,
chunk: chunk
});
});
this._pdfDataRangeTransport.addProgressListener(function (loaded, total) {
_this._onProgress({
loaded: loaded,
total: total
});
});
this._pdfDataRangeTransport.addProgressiveReadListener(function (chunk) {
_this._onReceiveData({
chunk: chunk
});
});
this._pdfDataRangeTransport.addProgressiveDoneListener(function () {
_this._onProgressiveDone();
});
this._pdfDataRangeTransport.transportReady();
}
_createClass(PDFDataTransportStream, [{
key: "_onReceiveData",
value: function _onReceiveData(args) {
var buffer = new Uint8Array(args.chunk).buffer;
if (args.begin === undefined) {
if (this._fullRequestReader) {
this._fullRequestReader._enqueue(buffer);
} else {
this._queuedChunks.push(buffer);
}
} else {
var found = this._rangeReaders.some(function (rangeReader) {
if (rangeReader._begin !== args.begin) {
return false;
}
rangeReader._enqueue(buffer);
return true;
});
(0, _util.assert)(found);
}
}
}, {
key: "_onProgress",
value: function _onProgress(evt) {
if (evt.total === undefined) {
var firstReader = this._rangeReaders[0];
if (firstReader && firstReader.onProgress) {
firstReader.onProgress({
loaded: evt.loaded
});
}
} else {
var fullReader = this._fullRequestReader;
if (fullReader && fullReader.onProgress) {
fullReader.onProgress({
loaded: evt.loaded,
total: evt.total
});
}
}
}
}, {
key: "_onProgressiveDone",
value: function _onProgressiveDone() {
if (this._fullRequestReader) {
this._fullRequestReader.progressiveDone();
}
this._progressiveDone = true;
}
}, {
key: "_removeRangeReader",
value: function _removeRangeReader(reader) {
var i = this._rangeReaders.indexOf(reader);
if (i >= 0) {
this._rangeReaders.splice(i, 1);
}
}
}, {
key: "getFullReader",
value: function getFullReader() {
(0, _util.assert)(!this._fullRequestReader);
var queuedChunks = this._queuedChunks;
this._queuedChunks = null;
return new PDFDataTransportStreamReader(this, queuedChunks, this._progressiveDone);
}
}, {
key: "getRangeReader",
value: function getRangeReader(begin, end) {
if (end <= this._progressiveDataLength) {
return null;
}
var reader = new PDFDataTransportStreamRangeReader(this, begin, end);
this._pdfDataRangeTransport.requestDataRange(begin, end);
this._rangeReaders.push(reader);
return reader;
}
}, {
key: "cancelAllRequests",
value: function cancelAllRequests(reason) {
if (this._fullRequestReader) {
this._fullRequestReader.cancel(reason);
}
var readers = this._rangeReaders.slice(0);
readers.forEach(function (rangeReader) {
rangeReader.cancel(reason);
});
this._pdfDataRangeTransport.abort();
}
}, {
key: "_progressiveDataLength",
get: function get() {
return this._fullRequestReader ? this._fullRequestReader._loaded : 0;
}
}]);
return PDFDataTransportStream;
}();
exports.PDFDataTransportStream = PDFDataTransportStream;
var PDFDataTransportStreamReader =
/*#__PURE__*/
function () {
function PDFDataTransportStreamReader(stream, queuedChunks) {
var progressiveDone = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
_classCallCheck(this, PDFDataTransportStreamReader);
this._stream = stream;
this._done = progressiveDone || false;
this._filename = null;
this._queuedChunks = queuedChunks || [];
this._loaded = 0;
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (var _iterator = this._queuedChunks[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
var chunk = _step.value;
this._loaded += chunk.byteLength;
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator["return"] != null) {
_iterator["return"]();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
this._requests = [];
this._headersReady = Promise.resolve();
stream._fullRequestReader = this;
this.onProgress = null;
}
_createClass(PDFDataTransportStreamReader, [{
key: "_enqueue",
value: function _enqueue(chunk) {
if (this._done) {
return;
}
if (this._requests.length > 0) {
var requestCapability = this._requests.shift();
requestCapability.resolve({
value: chunk,
done: false
});
} else {
this._queuedChunks.push(chunk);
}
this._loaded += chunk.byteLength;
}
}, {
key: "read",
value: function () {
var _read = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee() {
var chunk, requestCapability;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
if (!(this._queuedChunks.length > 0)) {
_context.next = 3;
break;
}
chunk = this._queuedChunks.shift();
return _context.abrupt("return", {
value: chunk,
done: false
});
case 3:
if (!this._done) {
_context.next = 5;
break;
}
return _context.abrupt("return", {
value: undefined,
done: true
});
case 5:
requestCapability = (0, _util.createPromiseCapability)();
this._requests.push(requestCapability);
return _context.abrupt("return", requestCapability.promise);
case 8:
case "end":
return _context.stop();
}
}
}, _callee, this);
}));
function read() {
return _read.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
this._done = true;
this._requests.forEach(function (requestCapability) {
requestCapability.resolve({
value: undefined,
done: true
});
});
this._requests = [];
}
}, {
key: "progressiveDone",
value: function progressiveDone() {
if (this._done) {
return;
}
this._done = true;
}
}, {
key: "headersReady",
get: function get() {
return this._headersReady;
}
}, {
key: "filename",
get: function get() {
return this._filename;
}
}, {
key: "isRangeSupported",
get: function get() {
return this._stream._isRangeSupported;
}
}, {
key: "isStreamingSupported",
get: function get() {
return this._stream._isStreamingSupported;
}
}, {
key: "contentLength",
get: function get() {
return this._stream._contentLength;
}
}]);
return PDFDataTransportStreamReader;
}();
var PDFDataTransportStreamRangeReader =
/*#__PURE__*/
function () {
function PDFDataTransportStreamRangeReader(stream, begin, end) {
_classCallCheck(this, PDFDataTransportStreamRangeReader);
this._stream = stream;
this._begin = begin;
this._end = end;
this._queuedChunk = null;
this._requests = [];
this._done = false;
this.onProgress = null;
}
_createClass(PDFDataTransportStreamRangeReader, [{
key: "_enqueue",
value: function _enqueue(chunk) {
if (this._done) {
return;
}
if (this._requests.length === 0) {
this._queuedChunk = chunk;
} else {
var requestsCapability = this._requests.shift();
requestsCapability.resolve({
value: chunk,
done: false
});
this._requests.forEach(function (requestCapability) {
requestCapability.resolve({
value: undefined,
done: true
});
});
this._requests = [];
}
this._done = true;
this._stream._removeRangeReader(this);
}
}, {
key: "read",
value: function () {
var _read2 = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee2() {
var chunk, requestCapability;
return _regenerator["default"].wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
if (!this._queuedChunk) {
_context2.next = 4;
break;
}
chunk = this._queuedChunk;
this._queuedChunk = null;
return _context2.abrupt("return", {
value: chunk,
done: false
});
case 4:
if (!this._done) {
_context2.next = 6;
break;
}
return _context2.abrupt("return", {
value: undefined,
done: true
});
case 6:
requestCapability = (0, _util.createPromiseCapability)();
this._requests.push(requestCapability);
return _context2.abrupt("return", requestCapability.promise);
case 9:
case "end":
return _context2.stop();
}
}
}, _callee2, this);
}));
function read() {
return _read2.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
this._done = true;
this._requests.forEach(function (requestCapability) {
requestCapability.resolve({
value: undefined,
done: true
});
});
this._requests = [];
this._stream._removeRangeReader(this);
}
}, {
key: "isStreamingSupported",
get: function get() {
return false;
}
}]);
return PDFDataTransportStreamRangeReader;
}();
/***/ }),
/* 161 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.WebGLContext = void 0;
var _util = __w_pdfjs_require__(1);
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var WebGLContext =
/*#__PURE__*/
function () {
function WebGLContext(_ref) {
var _ref$enable = _ref.enable,
enable = _ref$enable === void 0 ? false : _ref$enable;
_classCallCheck(this, WebGLContext);
this._enabled = enable === true;
}
_createClass(WebGLContext, [{
key: "composeSMask",
value: function composeSMask(_ref2) {
var layer = _ref2.layer,
mask = _ref2.mask,
properties = _ref2.properties;
return WebGLUtils.composeSMask(layer, mask, properties);
}
}, {
key: "drawFigures",
value: function drawFigures(_ref3) {
var width = _ref3.width,
height = _ref3.height,
backgroundColor = _ref3.backgroundColor,
figures = _ref3.figures,
context = _ref3.context;
return WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
}
}, {
key: "clear",
value: function clear() {
WebGLUtils.cleanup();
}
}, {
key: "isEnabled",
get: function get() {
var enabled = this._enabled;
if (enabled) {
enabled = WebGLUtils.tryInitGL();
}
return (0, _util.shadow)(this, 'isEnabled', enabled);
}
}]);
return WebGLContext;
}();
exports.WebGLContext = WebGLContext;
var WebGLUtils = function WebGLUtilsClosure() {
function loadShader(gl, code, shaderType) {
var shader = gl.createShader(shaderType);
gl.shaderSource(shader, code);
gl.compileShader(shader);
var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
if (!compiled) {
var errorMsg = gl.getShaderInfoLog(shader);
throw new Error('Error during shader compilation: ' + errorMsg);
}
return shader;
}
function createVertexShader(gl, code) {
return loadShader(gl, code, gl.VERTEX_SHADER);
}
function createFragmentShader(gl, code) {
return loadShader(gl, code, gl.FRAGMENT_SHADER);
}
function createProgram(gl, shaders) {
var program = gl.createProgram();
for (var i = 0, ii = shaders.length; i < ii; ++i) {
gl.attachShader(program, shaders[i]);
}
gl.linkProgram(program);
var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
if (!linked) {
var errorMsg = gl.getProgramInfoLog(program);
throw new Error('Error during program linking: ' + errorMsg);
}
return program;
}
function createTexture(gl, image, textureId) {
gl.activeTexture(textureId);
var texture = gl.createTexture();
gl.bindTexture(gl.TEXTURE_2D, texture);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
return texture;
}
var currentGL, currentCanvas;
function generateGL() {
if (currentGL) {
return;
}
currentCanvas = document.createElement('canvas');
currentGL = currentCanvas.getContext('webgl', {
premultipliedalpha: false
});
}
var smaskVertexShaderCode = '\
attribute vec2 a_position; \
attribute vec2 a_texCoord; \
\
uniform vec2 u_resolution; \
\
varying vec2 v_texCoord; \
\
void main() { \
vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0; \
gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
\
v_texCoord = a_texCoord; \
} ';
var smaskFragmentShaderCode = '\
precision mediump float; \
\
uniform vec4 u_backdrop; \
uniform int u_subtype; \
uniform sampler2D u_image; \
uniform sampler2D u_mask; \
\
varying vec2 v_texCoord; \
\
void main() { \
vec4 imageColor = texture2D(u_image, v_texCoord); \
vec4 maskColor = texture2D(u_mask, v_texCoord); \
if (u_backdrop.a > 0.0) { \
maskColor.rgb = maskColor.rgb * maskColor.a + \
u_backdrop.rgb * (1.0 - maskColor.a); \
} \
float lum; \
if (u_subtype == 0) { \
lum = maskColor.a; \
} else { \
lum = maskColor.r * 0.3 + maskColor.g * 0.59 + \
maskColor.b * 0.11; \
} \
imageColor.a *= lum; \
imageColor.rgb *= imageColor.a; \
gl_FragColor = imageColor; \
} ';
var smaskCache = null;
function initSmaskGL() {
var canvas, gl;
generateGL();
canvas = currentCanvas;
currentCanvas = null;
gl = currentGL;
currentGL = null;
var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
var program = createProgram(gl, [vertexShader, fragmentShader]);
gl.useProgram(program);
var cache = {};
cache.gl = gl;
cache.canvas = canvas;
cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
var texLayerLocation = gl.getUniformLocation(program, 'u_image');
var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
var texCoordBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0]), gl.STATIC_DRAW);
gl.enableVertexAttribArray(texCoordLocation);
gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
gl.uniform1i(texLayerLocation, 0);
gl.uniform1i(texMaskLocation, 1);
smaskCache = cache;
}
function composeSMask(layer, mask, properties) {
var width = layer.width,
height = layer.height;
if (!smaskCache) {
initSmaskGL();
}
var cache = smaskCache,
canvas = cache.canvas,
gl = cache.gl;
canvas.width = width;
canvas.height = height;
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
gl.uniform2f(cache.resolutionLocation, width, height);
if (properties.backdrop) {
gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1);
} else {
gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
}
gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0);
var texture = createTexture(gl, layer, gl.TEXTURE0);
var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
var buffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0, 0, width, 0, 0, height, 0, height, width, 0, width, height]), gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.positionLocation);
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
gl.clearColor(0, 0, 0, 0);
gl.enable(gl.BLEND);
gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 6);
gl.flush();
gl.deleteTexture(texture);
gl.deleteTexture(maskTexture);
gl.deleteBuffer(buffer);
return canvas;
}
var figuresVertexShaderCode = '\
attribute vec2 a_position; \
attribute vec3 a_color; \
\
uniform vec2 u_resolution; \
uniform vec2 u_scale; \
uniform vec2 u_offset; \
\
varying vec4 v_color; \
\
void main() { \
vec2 position = (a_position + u_offset) * u_scale; \
vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0; \
gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
\
v_color = vec4(a_color / 255.0, 1.0); \
} ';
var figuresFragmentShaderCode = '\
precision mediump float; \
\
varying vec4 v_color; \
\
void main() { \
gl_FragColor = v_color; \
} ';
var figuresCache = null;
function initFiguresGL() {
var canvas, gl;
generateGL();
canvas = currentCanvas;
currentCanvas = null;
gl = currentGL;
currentGL = null;
var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
var program = createProgram(gl, [vertexShader, fragmentShader]);
gl.useProgram(program);
var cache = {};
cache.gl = gl;
cache.canvas = canvas;
cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
cache.scaleLocation = gl.getUniformLocation(program, 'u_scale');
cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
cache.colorLocation = gl.getAttribLocation(program, 'a_color');
figuresCache = cache;
}
function drawFigures(width, height, backgroundColor, figures, context) {
if (!figuresCache) {
initFiguresGL();
}
var cache = figuresCache,
canvas = cache.canvas,
gl = cache.gl;
canvas.width = width;
canvas.height = height;
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
gl.uniform2f(cache.resolutionLocation, width, height);
var count = 0;
var i, ii, rows;
for (i = 0, ii = figures.length; i < ii; i++) {
switch (figures[i].type) {
case 'lattice':
rows = figures[i].coords.length / figures[i].verticesPerRow | 0;
count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
break;
case 'triangles':
count += figures[i].coords.length;
break;
}
}
var coords = new Float32Array(count * 2);
var colors = new Uint8Array(count * 3);
var coordsMap = context.coords,
colorsMap = context.colors;
var pIndex = 0,
cIndex = 0;
for (i = 0, ii = figures.length; i < ii; i++) {
var figure = figures[i],
ps = figure.coords,
cs = figure.colors;
switch (figure.type) {
case 'lattice':
var cols = figure.verticesPerRow;
rows = ps.length / cols | 0;
for (var row = 1; row < rows; row++) {
var offset = row * cols + 1;
for (var col = 1; col < cols; col++, offset++) {
coords[pIndex] = coordsMap[ps[offset - cols - 1]];
coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
coords[pIndex + 2] = coordsMap[ps[offset - cols]];
coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1];
coords[pIndex + 4] = coordsMap[ps[offset - 1]];
coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1];
colors[cIndex] = colorsMap[cs[offset - cols - 1]];
colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1];
colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2];
colors[cIndex + 3] = colorsMap[cs[offset - cols]];
colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1];
colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2];
colors[cIndex + 6] = colorsMap[cs[offset - 1]];
colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
coords[pIndex + 6] = coords[pIndex + 2];
coords[pIndex + 7] = coords[pIndex + 3];
coords[pIndex + 8] = coords[pIndex + 4];
coords[pIndex + 9] = coords[pIndex + 5];
coords[pIndex + 10] = coordsMap[ps[offset]];
coords[pIndex + 11] = coordsMap[ps[offset] + 1];
colors[cIndex + 9] = colors[cIndex + 3];
colors[cIndex + 10] = colors[cIndex + 4];
colors[cIndex + 11] = colors[cIndex + 5];
colors[cIndex + 12] = colors[cIndex + 6];
colors[cIndex + 13] = colors[cIndex + 7];
colors[cIndex + 14] = colors[cIndex + 8];
colors[cIndex + 15] = colorsMap[cs[offset]];
colors[cIndex + 16] = colorsMap[cs[offset] + 1];
colors[cIndex + 17] = colorsMap[cs[offset] + 2];
pIndex += 12;
cIndex += 18;
}
}
break;
case 'triangles':
for (var j = 0, jj = ps.length; j < jj; j++) {
coords[pIndex] = coordsMap[ps[j]];
coords[pIndex + 1] = coordsMap[ps[j] + 1];
colors[cIndex] = colorsMap[cs[j]];
colors[cIndex + 1] = colorsMap[cs[j] + 1];
colors[cIndex + 2] = colorsMap[cs[j] + 2];
pIndex += 2;
cIndex += 3;
}
break;
}
}
if (backgroundColor) {
gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0);
} else {
gl.clearColor(0, 0, 0, 0);
}
gl.clear(gl.COLOR_BUFFER_BIT);
var coordsBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.positionLocation);
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
var colorsBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.colorLocation);
gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0);
gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
gl.drawArrays(gl.TRIANGLES, 0, count);
gl.flush();
gl.deleteBuffer(coordsBuffer);
gl.deleteBuffer(colorsBuffer);
return canvas;
}
return {
tryInitGL: function tryInitGL() {
try {
generateGL();
return !!currentGL;
} catch (ex) {}
return false;
},
composeSMask: composeSMask,
drawFigures: drawFigures,
cleanup: function cleanup() {
if (smaskCache && smaskCache.canvas) {
smaskCache.canvas.width = 0;
smaskCache.canvas.height = 0;
}
if (figuresCache && figuresCache.canvas) {
figuresCache.canvas.width = 0;
figuresCache.canvas.height = 0;
}
smaskCache = null;
figuresCache = null;
}
};
}();
/***/ }),
/* 162 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.renderTextLayer = void 0;
var _util = __w_pdfjs_require__(1);
var _global_scope = _interopRequireDefault(__w_pdfjs_require__(3));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
var renderTextLayer = function renderTextLayerClosure() {
var MAX_TEXT_DIVS_TO_RENDER = 100000;
var NonWhitespaceRegexp = /\S/;
function isAllWhitespace(str) {
return !NonWhitespaceRegexp.test(str);
}
var styleBuf = ['left: ', 0, 'px; top: ', 0, 'px; font-size: ', 0, 'px; font-family: ', '', ';'];
function appendText(task, geom, styles) {
var textDiv = document.createElement('span');
var textDivProperties = {
style: null,
angle: 0,
canvasWidth: 0,
isWhitespace: false,
originalTransform: null,
paddingBottom: 0,
paddingLeft: 0,
paddingRight: 0,
paddingTop: 0,
scale: 1
};
task._textDivs.push(textDiv);
if (isAllWhitespace(geom.str)) {
textDivProperties.isWhitespace = true;
task._textDivProperties.set(textDiv, textDivProperties);
return;
}
var tx = _util.Util.transform(task._viewport.transform, geom.transform);
var angle = Math.atan2(tx[1], tx[0]);
var style = styles[geom.fontName];
if (style.vertical) {
angle += Math.PI / 2;
}
var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]);
var fontAscent = fontHeight;
if (style.ascent) {
fontAscent = style.ascent * fontAscent;
} else if (style.descent) {
fontAscent = (1 + style.descent) * fontAscent;
}
var left;
var top;
if (angle === 0) {
left = tx[4];
top = tx[5] - fontAscent;
} else {
left = tx[4] + fontAscent * Math.sin(angle);
top = tx[5] - fontAscent * Math.cos(angle);
}
styleBuf[1] = left;
styleBuf[3] = top;
styleBuf[5] = fontHeight;
styleBuf[7] = style.fontFamily;
textDivProperties.style = styleBuf.join('');
textDiv.setAttribute('style', textDivProperties.style);
textDiv.textContent = geom.str;
if (task._fontInspectorEnabled) {
textDiv.dataset.fontName = geom.fontName;
}
if (angle !== 0) {
textDivProperties.angle = angle * (180 / Math.PI);
}
if (geom.str.length > 1) {
if (style.vertical) {
textDivProperties.canvasWidth = geom.height * task._viewport.scale;
} else {
textDivProperties.canvasWidth = geom.width * task._viewport.scale;
}
}
task._textDivProperties.set(textDiv, textDivProperties);
if (task._textContentStream) {
task._layoutText(textDiv);
}
if (task._enhanceTextSelection) {
var angleCos = 1,
angleSin = 0;
if (angle !== 0) {
angleCos = Math.cos(angle);
angleSin = Math.sin(angle);
}
var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
var divHeight = fontHeight;
var m, b;
if (angle !== 0) {
m = [angleCos, angleSin, -angleSin, angleCos, left, top];
b = _util.Util.getAxialAlignedBoundingBox([0, 0, divWidth, divHeight], m);
} else {
b = [left, top, left + divWidth, top + divHeight];
}
task._bounds.push({
left: b[0],
top: b[1],
right: b[2],
bottom: b[3],
div: textDiv,
size: [divWidth, divHeight],
m: m
});
}
}
function render(task) {
if (task._canceled) {
return;
}
var textDivs = task._textDivs;
var capability = task._capability;
var textDivsLength = textDivs.length;
if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
task._renderingDone = true;
capability.resolve();
return;
}
if (!task._textContentStream) {
for (var i = 0; i < textDivsLength; i++) {
task._layoutText(textDivs[i]);
}
}
task._renderingDone = true;
capability.resolve();
}
function expand(task) {
var bounds = task._bounds;
var viewport = task._viewport;
var expanded = expandBounds(viewport.width, viewport.height, bounds);
for (var i = 0; i < expanded.length; i++) {
var div = bounds[i].div;
var divProperties = task._textDivProperties.get(div);
if (divProperties.angle === 0) {
divProperties.paddingLeft = bounds[i].left - expanded[i].left;
divProperties.paddingTop = bounds[i].top - expanded[i].top;
divProperties.paddingRight = expanded[i].right - bounds[i].right;
divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom;
task._textDivProperties.set(div, divProperties);
continue;
}
var e = expanded[i],
b = bounds[i];
var m = b.m,
c = m[0],
s = m[1];
var points = [[0, 0], [0, b.size[1]], [b.size[0], 0], b.size];
var ts = new Float64Array(64);
points.forEach(function (p, i) {
var t = _util.Util.applyTransform(p, m);
ts[i + 0] = c && (e.left - t[0]) / c;
ts[i + 4] = s && (e.top - t[1]) / s;
ts[i + 8] = c && (e.right - t[0]) / c;
ts[i + 12] = s && (e.bottom - t[1]) / s;
ts[i + 16] = s && (e.left - t[0]) / -s;
ts[i + 20] = c && (e.top - t[1]) / c;
ts[i + 24] = s && (e.right - t[0]) / -s;
ts[i + 28] = c && (e.bottom - t[1]) / c;
ts[i + 32] = c && (e.left - t[0]) / -c;
ts[i + 36] = s && (e.top - t[1]) / -s;
ts[i + 40] = c && (e.right - t[0]) / -c;
ts[i + 44] = s && (e.bottom - t[1]) / -s;
ts[i + 48] = s && (e.left - t[0]) / s;
ts[i + 52] = c && (e.top - t[1]) / -c;
ts[i + 56] = s && (e.right - t[0]) / s;
ts[i + 60] = c && (e.bottom - t[1]) / -c;
});
var findPositiveMin = function findPositiveMin(ts, offset, count) {
var result = 0;
for (var i = 0; i < count; i++) {
var t = ts[offset++];
if (t > 0) {
result = result ? Math.min(t, result) : t;
}
}
return result;
};
var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s));
divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale;
divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale;
divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale;
divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale;
task._textDivProperties.set(div, divProperties);
}
}
function expandBounds(width, height, boxes) {
var bounds = boxes.map(function (box, i) {
return {
x1: box.left,
y1: box.top,
x2: box.right,
y2: box.bottom,
index: i,
x1New: undefined,
x2New: undefined
};
});
expandBoundsLTR(width, bounds);
var expanded = new Array(boxes.length);
bounds.forEach(function (b) {
var i = b.index;
expanded[i] = {
left: b.x1New,
top: 0,
right: b.x2New,
bottom: 0
};
});
boxes.map(function (box, i) {
var e = expanded[i],
b = bounds[i];
b.x1 = box.top;
b.y1 = width - e.right;
b.x2 = box.bottom;
b.y2 = width - e.left;
b.index = i;
b.x1New = undefined;
b.x2New = undefined;
});
expandBoundsLTR(height, bounds);
bounds.forEach(function (b) {
var i = b.index;
expanded[i].top = b.x1New;
expanded[i].bottom = b.x2New;
});
return expanded;
}
function expandBoundsLTR(width, bounds) {
bounds.sort(function (a, b) {
return a.x1 - b.x1 || a.index - b.index;
});
var fakeBoundary = {
x1: -Infinity,
y1: -Infinity,
x2: 0,
y2: Infinity,
index: -1,
x1New: 0,
x2New: 0
};
var horizon = [{
start: -Infinity,
end: Infinity,
boundary: fakeBoundary
}];
bounds.forEach(function (boundary) {
var i = 0;
while (i < horizon.length && horizon[i].end <= boundary.y1) {
i++;
}
var j = horizon.length - 1;
while (j >= 0 && horizon[j].start >= boundary.y2) {
j--;
}
var horizonPart, affectedBoundary;
var q,
k,
maxXNew = -Infinity;
for (q = i; q <= j; q++) {
horizonPart = horizon[q];
affectedBoundary = horizonPart.boundary;
var xNew;
if (affectedBoundary.x2 > boundary.x1) {
xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1;
} else if (affectedBoundary.x2New === undefined) {
xNew = (affectedBoundary.x2 + boundary.x1) / 2;
} else {
xNew = affectedBoundary.x2New;
}
if (xNew > maxXNew) {
maxXNew = xNew;
}
}
boundary.x1New = maxXNew;
for (q = i; q <= j; q++) {
horizonPart = horizon[q];
affectedBoundary = horizonPart.boundary;
if (affectedBoundary.x2New === undefined) {
if (affectedBoundary.x2 > boundary.x1) {
if (affectedBoundary.index > boundary.index) {
affectedBoundary.x2New = affectedBoundary.x2;
}
} else {
affectedBoundary.x2New = maxXNew;
}
} else if (affectedBoundary.x2New > maxXNew) {
affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2);
}
}
var changedHorizon = [],
lastBoundary = null;
for (q = i; q <= j; q++) {
horizonPart = horizon[q];
affectedBoundary = horizonPart.boundary;
var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary;
if (lastBoundary === useBoundary) {
changedHorizon[changedHorizon.length - 1].end = horizonPart.end;
} else {
changedHorizon.push({
start: horizonPart.start,
end: horizonPart.end,
boundary: useBoundary
});
lastBoundary = useBoundary;
}
}
if (horizon[i].start < boundary.y1) {
changedHorizon[0].start = boundary.y1;
changedHorizon.unshift({
start: horizon[i].start,
end: boundary.y1,
boundary: horizon[i].boundary
});
}
if (boundary.y2 < horizon[j].end) {
changedHorizon[changedHorizon.length - 1].end = boundary.y2;
changedHorizon.push({
start: boundary.y2,
end: horizon[j].end,
boundary: horizon[j].boundary
});
}
for (q = i; q <= j; q++) {
horizonPart = horizon[q];
affectedBoundary = horizonPart.boundary;
if (affectedBoundary.x2New !== undefined) {
continue;
}
var used = false;
for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) {
used = horizon[k].boundary === affectedBoundary;
}
for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) {
used = horizon[k].boundary === affectedBoundary;
}
for (k = 0; !used && k < changedHorizon.length; k++) {
used = changedHorizon[k].boundary === affectedBoundary;
}
if (!used) {
affectedBoundary.x2New = maxXNew;
}
}
Array.prototype.splice.apply(horizon, [i, j - i + 1].concat(changedHorizon));
});
horizon.forEach(function (horizonPart) {
var affectedBoundary = horizonPart.boundary;
if (affectedBoundary.x2New === undefined) {
affectedBoundary.x2New = Math.max(width, affectedBoundary.x2);
}
});
}
function TextLayerRenderTask(_ref) {
var _this = this;
var textContent = _ref.textContent,
textContentStream = _ref.textContentStream,
container = _ref.container,
viewport = _ref.viewport,
textDivs = _ref.textDivs,
textContentItemsStr = _ref.textContentItemsStr,
enhanceTextSelection = _ref.enhanceTextSelection;
this._textContent = textContent;
this._textContentStream = textContentStream;
this._container = container;
this._viewport = viewport;
this._textDivs = textDivs || [];
this._textContentItemsStr = textContentItemsStr || [];
this._enhanceTextSelection = !!enhanceTextSelection;
this._fontInspectorEnabled = !!(_global_scope["default"].FontInspector && _global_scope["default"].FontInspector.enabled);
this._reader = null;
this._layoutTextLastFontSize = null;
this._layoutTextLastFontFamily = null;
this._layoutTextCtx = null;
this._textDivProperties = new WeakMap();
this._renderingDone = false;
this._canceled = false;
this._capability = (0, _util.createPromiseCapability)();
this._renderTimer = null;
this._bounds = [];
this._capability.promise["finally"](function () {
if (_this._layoutTextCtx) {
_this._layoutTextCtx.canvas.width = 0;
_this._layoutTextCtx.canvas.height = 0;
_this._layoutTextCtx = null;
}
});
}
TextLayerRenderTask.prototype = {
get promise() {
return this._capability.promise;
},
cancel: function TextLayer_cancel() {
this._canceled = true;
if (this._reader) {
this._reader.cancel(new _util.AbortException('TextLayer task cancelled.'));
this._reader = null;
}
if (this._renderTimer !== null) {
clearTimeout(this._renderTimer);
this._renderTimer = null;
}
this._capability.reject(new Error('TextLayer task cancelled.'));
},
_processItems: function _processItems(items, styleCache) {
for (var i = 0, len = items.length; i < len; i++) {
this._textContentItemsStr.push(items[i].str);
appendText(this, items[i], styleCache);
}
},
_layoutText: function _layoutText(textDiv) {
var textLayerFrag = this._container;
var textDivProperties = this._textDivProperties.get(textDiv);
if (textDivProperties.isWhitespace) {
return;
}
var fontSize = textDiv.style.fontSize;
var fontFamily = textDiv.style.fontFamily;
if (fontSize !== this._layoutTextLastFontSize || fontFamily !== this._layoutTextLastFontFamily) {
this._layoutTextCtx.font = fontSize + ' ' + fontFamily;
this._layoutTextLastFontSize = fontSize;
this._layoutTextLastFontFamily = fontFamily;
}
var width = this._layoutTextCtx.measureText(textDiv.textContent).width;
var transform = '';
if (textDivProperties.canvasWidth !== 0 && width > 0) {
textDivProperties.scale = textDivProperties.canvasWidth / width;
transform = "scaleX(".concat(textDivProperties.scale, ")");
}
if (textDivProperties.angle !== 0) {
transform = "rotate(".concat(textDivProperties.angle, "deg) ").concat(transform);
}
if (transform.length > 0) {
textDivProperties.originalTransform = transform;
textDiv.style.transform = transform;
}
this._textDivProperties.set(textDiv, textDivProperties);
textLayerFrag.appendChild(textDiv);
},
_render: function TextLayer_render(timeout) {
var _this2 = this;
var capability = (0, _util.createPromiseCapability)();
var styleCache = Object.create(null);
var canvas = document.createElement('canvas');
canvas.mozOpaque = true;
this._layoutTextCtx = canvas.getContext('2d', {
alpha: false
});
if (this._textContent) {
var textItems = this._textContent.items;
var textStyles = this._textContent.styles;
this._processItems(textItems, textStyles);
capability.resolve();
} else if (this._textContentStream) {
var pump = function pump() {
_this2._reader.read().then(function (_ref2) {
var value = _ref2.value,
done = _ref2.done;
if (done) {
capability.resolve();
return;
}
Object.assign(styleCache, value.styles);
_this2._processItems(value.items, styleCache);
pump();
}, capability.reject);
};
this._reader = this._textContentStream.getReader();
pump();
} else {
throw new Error('Neither "textContent" nor "textContentStream"' + ' parameters specified.');
}
capability.promise.then(function () {
styleCache = null;
if (!timeout) {
render(_this2);
} else {
_this2._renderTimer = setTimeout(function () {
render(_this2);
_this2._renderTimer = null;
}, timeout);
}
}, this._capability.reject);
},
expandTextDivs: function TextLayer_expandTextDivs(expandDivs) {
if (!this._enhanceTextSelection || !this._renderingDone) {
return;
}
if (this._bounds !== null) {
expand(this);
this._bounds = null;
}
for (var i = 0, ii = this._textDivs.length; i < ii; i++) {
var div = this._textDivs[i];
var divProperties = this._textDivProperties.get(div);
if (divProperties.isWhitespace) {
continue;
}
if (expandDivs) {
var transform = '',
padding = '';
if (divProperties.scale !== 1) {
transform = 'scaleX(' + divProperties.scale + ')';
}
if (divProperties.angle !== 0) {
transform = 'rotate(' + divProperties.angle + 'deg) ' + transform;
}
if (divProperties.paddingLeft !== 0) {
padding += ' padding-left: ' + divProperties.paddingLeft / divProperties.scale + 'px;';
transform += ' translateX(' + -divProperties.paddingLeft / divProperties.scale + 'px)';
}
if (divProperties.paddingTop !== 0) {
padding += ' padding-top: ' + divProperties.paddingTop + 'px;';
transform += ' translateY(' + -divProperties.paddingTop + 'px)';
}
if (divProperties.paddingRight !== 0) {
padding += ' padding-right: ' + divProperties.paddingRight / divProperties.scale + 'px;';
}
if (divProperties.paddingBottom !== 0) {
padding += ' padding-bottom: ' + divProperties.paddingBottom + 'px;';
}
if (padding !== '') {
div.setAttribute('style', divProperties.style + padding);
}
if (transform !== '') {
div.style.transform = transform;
}
} else {
div.style.padding = 0;
div.style.transform = divProperties.originalTransform || '';
}
}
}
};
function renderTextLayer(renderParameters) {
var task = new TextLayerRenderTask({
textContent: renderParameters.textContent,
textContentStream: renderParameters.textContentStream,
container: renderParameters.container,
viewport: renderParameters.viewport,
textDivs: renderParameters.textDivs,
textContentItemsStr: renderParameters.textContentItemsStr,
enhanceTextSelection: renderParameters.enhanceTextSelection
});
task._render(renderParameters.timeout);
return task;
}
return renderTextLayer;
}();
exports.renderTextLayer = renderTextLayer;
/***/ }),
/* 163 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.AnnotationLayer = void 0;
var _display_utils = __w_pdfjs_require__(151);
var _util = __w_pdfjs_require__(1);
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var AnnotationElementFactory =
/*#__PURE__*/
function () {
function AnnotationElementFactory() {
_classCallCheck(this, AnnotationElementFactory);
}
_createClass(AnnotationElementFactory, null, [{
key: "create",
value: function create(parameters) {
var subtype = parameters.data.annotationType;
switch (subtype) {
case _util.AnnotationType.LINK:
return new LinkAnnotationElement(parameters);
case _util.AnnotationType.TEXT:
return new TextAnnotationElement(parameters);
case _util.AnnotationType.WIDGET:
var fieldType = parameters.data.fieldType;
switch (fieldType) {
case 'Tx':
return new TextWidgetAnnotationElement(parameters);
case 'Btn':
if (parameters.data.radioButton) {
return new RadioButtonWidgetAnnotationElement(parameters);
} else if (parameters.data.checkBox) {
return new CheckboxWidgetAnnotationElement(parameters);
}
return new PushButtonWidgetAnnotationElement(parameters);
case 'Ch':
return new ChoiceWidgetAnnotationElement(parameters);
}
return new WidgetAnnotationElement(parameters);
case _util.AnnotationType.POPUP:
return new PopupAnnotationElement(parameters);
case _util.AnnotationType.FREETEXT:
return new FreeTextAnnotationElement(parameters);
case _util.AnnotationType.LINE:
return new LineAnnotationElement(parameters);
case _util.AnnotationType.SQUARE:
return new SquareAnnotationElement(parameters);
case _util.AnnotationType.CIRCLE:
return new CircleAnnotationElement(parameters);
case _util.AnnotationType.POLYLINE:
return new PolylineAnnotationElement(parameters);
case _util.AnnotationType.CARET:
return new CaretAnnotationElement(parameters);
case _util.AnnotationType.INK:
return new InkAnnotationElement(parameters);
case _util.AnnotationType.POLYGON:
return new PolygonAnnotationElement(parameters);
case _util.AnnotationType.HIGHLIGHT:
return new HighlightAnnotationElement(parameters);
case _util.AnnotationType.UNDERLINE:
return new UnderlineAnnotationElement(parameters);
case _util.AnnotationType.SQUIGGLY:
return new SquigglyAnnotationElement(parameters);
case _util.AnnotationType.STRIKEOUT:
return new StrikeOutAnnotationElement(parameters);
case _util.AnnotationType.STAMP:
return new StampAnnotationElement(parameters);
case _util.AnnotationType.FILEATTACHMENT:
return new FileAttachmentAnnotationElement(parameters);
default:
return new AnnotationElement(parameters);
}
}
}]);
return AnnotationElementFactory;
}();
var AnnotationElement =
/*#__PURE__*/
function () {
function AnnotationElement(parameters) {
var isRenderable = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var ignoreBorder = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
_classCallCheck(this, AnnotationElement);
this.isRenderable = isRenderable;
this.data = parameters.data;
this.layer = parameters.layer;
this.page = parameters.page;
this.viewport = parameters.viewport;
this.linkService = parameters.linkService;
this.downloadManager = parameters.downloadManager;
this.imageResourcesPath = parameters.imageResourcesPath;
this.renderInteractiveForms = parameters.renderInteractiveForms;
this.svgFactory = parameters.svgFactory;
if (isRenderable) {
this.container = this._createContainer(ignoreBorder);
}
}
_createClass(AnnotationElement, [{
key: "_createContainer",
value: function _createContainer() {
var ignoreBorder = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
var data = this.data,
page = this.page,
viewport = this.viewport;
var container = document.createElement('section');
var width = data.rect[2] - data.rect[0];
var height = data.rect[3] - data.rect[1];
container.setAttribute('data-annotation-id', data.id);
var rect = _util.Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]);
container.style.transform = 'matrix(' + viewport.transform.join(',') + ')';
container.style.transformOrigin = -rect[0] + 'px ' + -rect[1] + 'px';
if (!ignoreBorder && data.borderStyle.width > 0) {
container.style.borderWidth = data.borderStyle.width + 'px';
if (data.borderStyle.style !== _util.AnnotationBorderStyleType.UNDERLINE) {
width = width - 2 * data.borderStyle.width;
height = height - 2 * data.borderStyle.width;
}
var horizontalRadius = data.borderStyle.horizontalCornerRadius;
var verticalRadius = data.borderStyle.verticalCornerRadius;
if (horizontalRadius > 0 || verticalRadius > 0) {
var radius = horizontalRadius + 'px / ' + verticalRadius + 'px';
container.style.borderRadius = radius;
}
switch (data.borderStyle.style) {
case _util.AnnotationBorderStyleType.SOLID:
container.style.borderStyle = 'solid';
break;
case _util.AnnotationBorderStyleType.DASHED:
container.style.borderStyle = 'dashed';
break;
case _util.AnnotationBorderStyleType.BEVELED:
(0, _util.warn)('Unimplemented border style: beveled');
break;
case _util.AnnotationBorderStyleType.INSET:
(0, _util.warn)('Unimplemented border style: inset');
break;
case _util.AnnotationBorderStyleType.UNDERLINE:
container.style.borderBottomStyle = 'solid';
break;
default:
break;
}
if (data.color) {
container.style.borderColor = _util.Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0);
} else {
container.style.borderWidth = 0;
}
}
container.style.left = rect[0] + 'px';
container.style.top = rect[1] + 'px';
container.style.width = width + 'px';
container.style.height = height + 'px';
return container;
}
}, {
key: "_createPopup",
value: function _createPopup(container, trigger, data) {
if (!trigger) {
trigger = document.createElement('div');
trigger.style.height = container.style.height;
trigger.style.width = container.style.width;
container.appendChild(trigger);
}
var popupElement = new PopupElement({
container: container,
trigger: trigger,
color: data.color,
title: data.title,
modificationDate: data.modificationDate,
contents: data.contents,
hideWrapper: true
});
var popup = popupElement.render();
popup.style.left = container.style.width;
container.appendChild(popup);
}
}, {
key: "render",
value: function render() {
(0, _util.unreachable)('Abstract method `AnnotationElement.render` called');
}
}]);
return AnnotationElement;
}();
var LinkAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement) {
_inherits(LinkAnnotationElement, _AnnotationElement);
function LinkAnnotationElement(parameters) {
_classCallCheck(this, LinkAnnotationElement);
var isRenderable = !!(parameters.data.url || parameters.data.dest || parameters.data.action);
return _possibleConstructorReturn(this, _getPrototypeOf(LinkAnnotationElement).call(this, parameters, isRenderable));
}
_createClass(LinkAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'linkAnnotation';
var data = this.data,
linkService = this.linkService;
var link = document.createElement('a');
(0, _display_utils.addLinkAttributes)(link, {
url: data.url,
target: data.newWindow ? _display_utils.LinkTarget.BLANK : linkService.externalLinkTarget,
rel: linkService.externalLinkRel
});
if (!data.url) {
if (data.action) {
this._bindNamedAction(link, data.action);
} else {
this._bindLink(link, data.dest);
}
}
this.container.appendChild(link);
return this.container;
}
}, {
key: "_bindLink",
value: function _bindLink(link, destination) {
var _this = this;
link.href = this.linkService.getDestinationHash(destination);
link.onclick = function () {
if (destination) {
_this.linkService.navigateTo(destination);
}
return false;
};
if (destination) {
link.className = 'internalLink';
}
}
}, {
key: "_bindNamedAction",
value: function _bindNamedAction(link, action) {
var _this2 = this;
link.href = this.linkService.getAnchorUrl('');
link.onclick = function () {
_this2.linkService.executeNamedAction(action);
return false;
};
link.className = 'internalLink';
}
}]);
return LinkAnnotationElement;
}(AnnotationElement);
var TextAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement2) {
_inherits(TextAnnotationElement, _AnnotationElement2);
function TextAnnotationElement(parameters) {
_classCallCheck(this, TextAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(TextAnnotationElement).call(this, parameters, isRenderable));
}
_createClass(TextAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'textAnnotation';
var image = document.createElement('img');
image.style.height = this.container.style.height;
image.style.width = this.container.style.width;
image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg';
image.alt = '[{{type}} Annotation]';
image.dataset.l10nId = 'text_annotation_type';
image.dataset.l10nArgs = JSON.stringify({
type: this.data.name
});
if (!this.data.hasPopup) {
this._createPopup(this.container, image, this.data);
}
this.container.appendChild(image);
return this.container;
}
}]);
return TextAnnotationElement;
}(AnnotationElement);
var WidgetAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement3) {
_inherits(WidgetAnnotationElement, _AnnotationElement3);
function WidgetAnnotationElement() {
_classCallCheck(this, WidgetAnnotationElement);
return _possibleConstructorReturn(this, _getPrototypeOf(WidgetAnnotationElement).apply(this, arguments));
}
_createClass(WidgetAnnotationElement, [{
key: "render",
value: function render() {
return this.container;
}
}]);
return WidgetAnnotationElement;
}(AnnotationElement);
var TextWidgetAnnotationElement =
/*#__PURE__*/
function (_WidgetAnnotationElem) {
_inherits(TextWidgetAnnotationElement, _WidgetAnnotationElem);
function TextWidgetAnnotationElement(parameters) {
_classCallCheck(this, TextWidgetAnnotationElement);
var isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue;
return _possibleConstructorReturn(this, _getPrototypeOf(TextWidgetAnnotationElement).call(this, parameters, isRenderable));
}
_createClass(TextWidgetAnnotationElement, [{
key: "render",
value: function render() {
var TEXT_ALIGNMENT = ['left', 'center', 'right'];
this.container.className = 'textWidgetAnnotation';
var element = null;
if (this.renderInteractiveForms) {
if (this.data.multiLine) {
element = document.createElement('textarea');
element.textContent = this.data.fieldValue;
} else {
element = document.createElement('input');
element.type = 'text';
element.setAttribute('value', this.data.fieldValue);
}
element.disabled = this.data.readOnly;
if (this.data.maxLen !== null) {
element.maxLength = this.data.maxLen;
}
if (this.data.comb) {
var fieldWidth = this.data.rect[2] - this.data.rect[0];
var combWidth = fieldWidth / this.data.maxLen;
element.classList.add('comb');
element.style.letterSpacing = 'calc(' + combWidth + 'px - 1ch)';
}
} else {
element = document.createElement('div');
element.textContent = this.data.fieldValue;
element.style.verticalAlign = 'middle';
element.style.display = 'table-cell';
var font = null;
if (this.data.fontRefName && this.page.commonObjs.has(this.data.fontRefName)) {
font = this.page.commonObjs.get(this.data.fontRefName);
}
this._setTextStyle(element, font);
}
if (this.data.textAlignment !== null) {
element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment];
}
this.container.appendChild(element);
return this.container;
}
}, {
key: "_setTextStyle",
value: function _setTextStyle(element, font) {
var style = element.style;
style.fontSize = this.data.fontSize + 'px';
style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr';
if (!font) {
return;
}
style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal';
style.fontStyle = font.italic ? 'italic' : 'normal';
var fontFamily = font.loadedName ? '"' + font.loadedName + '", ' : '';
var fallbackName = font.fallbackName || 'Helvetica, sans-serif';
style.fontFamily = fontFamily + fallbackName;
}
}]);
return TextWidgetAnnotationElement;
}(WidgetAnnotationElement);
var CheckboxWidgetAnnotationElement =
/*#__PURE__*/
function (_WidgetAnnotationElem2) {
_inherits(CheckboxWidgetAnnotationElement, _WidgetAnnotationElem2);
function CheckboxWidgetAnnotationElement(parameters) {
_classCallCheck(this, CheckboxWidgetAnnotationElement);
return _possibleConstructorReturn(this, _getPrototypeOf(CheckboxWidgetAnnotationElement).call(this, parameters, parameters.renderInteractiveForms));
}
_createClass(CheckboxWidgetAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'buttonWidgetAnnotation checkBox';
var element = document.createElement('input');
element.disabled = this.data.readOnly;
element.type = 'checkbox';
if (this.data.fieldValue && this.data.fieldValue !== 'Off') {
element.setAttribute('checked', true);
}
this.container.appendChild(element);
return this.container;
}
}]);
return CheckboxWidgetAnnotationElement;
}(WidgetAnnotationElement);
var RadioButtonWidgetAnnotationElement =
/*#__PURE__*/
function (_WidgetAnnotationElem3) {
_inherits(RadioButtonWidgetAnnotationElement, _WidgetAnnotationElem3);
function RadioButtonWidgetAnnotationElement(parameters) {
_classCallCheck(this, RadioButtonWidgetAnnotationElement);
return _possibleConstructorReturn(this, _getPrototypeOf(RadioButtonWidgetAnnotationElement).call(this, parameters, parameters.renderInteractiveForms));
}
_createClass(RadioButtonWidgetAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'buttonWidgetAnnotation radioButton';
var element = document.createElement('input');
element.disabled = this.data.readOnly;
element.type = 'radio';
element.name = this.data.fieldName;
if (this.data.fieldValue === this.data.buttonValue) {
element.setAttribute('checked', true);
}
this.container.appendChild(element);
return this.container;
}
}]);
return RadioButtonWidgetAnnotationElement;
}(WidgetAnnotationElement);
var PushButtonWidgetAnnotationElement =
/*#__PURE__*/
function (_LinkAnnotationElemen) {
_inherits(PushButtonWidgetAnnotationElement, _LinkAnnotationElemen);
function PushButtonWidgetAnnotationElement() {
_classCallCheck(this, PushButtonWidgetAnnotationElement);
return _possibleConstructorReturn(this, _getPrototypeOf(PushButtonWidgetAnnotationElement).apply(this, arguments));
}
_createClass(PushButtonWidgetAnnotationElement, [{
key: "render",
value: function render() {
var container = _get(_getPrototypeOf(PushButtonWidgetAnnotationElement.prototype), "render", this).call(this);
container.className = 'buttonWidgetAnnotation pushButton';
return container;
}
}]);
return PushButtonWidgetAnnotationElement;
}(LinkAnnotationElement);
var ChoiceWidgetAnnotationElement =
/*#__PURE__*/
function (_WidgetAnnotationElem4) {
_inherits(ChoiceWidgetAnnotationElement, _WidgetAnnotationElem4);
function ChoiceWidgetAnnotationElement(parameters) {
_classCallCheck(this, ChoiceWidgetAnnotationElement);
return _possibleConstructorReturn(this, _getPrototypeOf(ChoiceWidgetAnnotationElement).call(this, parameters, parameters.renderInteractiveForms));
}
_createClass(ChoiceWidgetAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'choiceWidgetAnnotation';
var selectElement = document.createElement('select');
selectElement.disabled = this.data.readOnly;
if (!this.data.combo) {
selectElement.size = this.data.options.length;
if (this.data.multiSelect) {
selectElement.multiple = true;
}
}
for (var i = 0, ii = this.data.options.length; i < ii; i++) {
var option = this.data.options[i];
var optionElement = document.createElement('option');
optionElement.textContent = option.displayValue;
optionElement.value = option.exportValue;
if (this.data.fieldValue.includes(option.displayValue)) {
optionElement.setAttribute('selected', true);
}
selectElement.appendChild(optionElement);
}
this.container.appendChild(selectElement);
return this.container;
}
}]);
return ChoiceWidgetAnnotationElement;
}(WidgetAnnotationElement);
var PopupAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement4) {
_inherits(PopupAnnotationElement, _AnnotationElement4);
function PopupAnnotationElement(parameters) {
_classCallCheck(this, PopupAnnotationElement);
var isRenderable = !!(parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(PopupAnnotationElement).call(this, parameters, isRenderable));
}
_createClass(PopupAnnotationElement, [{
key: "render",
value: function render() {
var IGNORE_TYPES = ['Line', 'Square', 'Circle', 'PolyLine', 'Polygon', 'Ink'];
this.container.className = 'popupAnnotation';
if (IGNORE_TYPES.includes(this.data.parentType)) {
return this.container;
}
var selector = '[data-annotation-id="' + this.data.parentId + '"]';
var parentElement = this.layer.querySelector(selector);
if (!parentElement) {
return this.container;
}
var popup = new PopupElement({
container: this.container,
trigger: parentElement,
color: this.data.color,
title: this.data.title,
modificationDate: this.data.modificationDate,
contents: this.data.contents
});
var parentLeft = parseFloat(parentElement.style.left);
var parentWidth = parseFloat(parentElement.style.width);
this.container.style.transformOrigin = -(parentLeft + parentWidth) + 'px -' + parentElement.style.top;
this.container.style.left = parentLeft + parentWidth + 'px';
this.container.appendChild(popup.render());
return this.container;
}
}]);
return PopupAnnotationElement;
}(AnnotationElement);
var PopupElement =
/*#__PURE__*/
function () {
function PopupElement(parameters) {
_classCallCheck(this, PopupElement);
this.container = parameters.container;
this.trigger = parameters.trigger;
this.color = parameters.color;
this.title = parameters.title;
this.modificationDate = parameters.modificationDate;
this.contents = parameters.contents;
this.hideWrapper = parameters.hideWrapper || false;
this.pinned = false;
}
_createClass(PopupElement, [{
key: "render",
value: function render() {
var BACKGROUND_ENLIGHT = 0.7;
var wrapper = document.createElement('div');
wrapper.className = 'popupWrapper';
this.hideElement = this.hideWrapper ? wrapper : this.container;
this.hideElement.setAttribute('hidden', true);
var popup = document.createElement('div');
popup.className = 'popup';
var color = this.color;
if (color) {
var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
popup.style.backgroundColor = _util.Util.makeCssRgb(r | 0, g | 0, b | 0);
}
var title = document.createElement('h1');
title.textContent = this.title;
popup.appendChild(title);
var dateObject = _display_utils.PDFDateString.toDateObject(this.modificationDate);
if (dateObject) {
var modificationDate = document.createElement('span');
modificationDate.textContent = '{{date}}, {{time}}';
modificationDate.dataset.l10nId = 'annotation_date_string';
modificationDate.dataset.l10nArgs = JSON.stringify({
date: dateObject.toLocaleDateString(),
time: dateObject.toLocaleTimeString()
});
popup.appendChild(modificationDate);
}
var contents = this._formatContents(this.contents);
popup.appendChild(contents);
this.trigger.addEventListener('click', this._toggle.bind(this));
this.trigger.addEventListener('mouseover', this._show.bind(this, false));
this.trigger.addEventListener('mouseout', this._hide.bind(this, false));
popup.addEventListener('click', this._hide.bind(this, true));
wrapper.appendChild(popup);
return wrapper;
}
}, {
key: "_formatContents",
value: function _formatContents(contents) {
var p = document.createElement('p');
var lines = contents.split(/(?:\r\n?|\n)/);
for (var i = 0, ii = lines.length; i < ii; ++i) {
var line = lines[i];
p.appendChild(document.createTextNode(line));
if (i < ii - 1) {
p.appendChild(document.createElement('br'));
}
}
return p;
}
}, {
key: "_toggle",
value: function _toggle() {
if (this.pinned) {
this._hide(true);
} else {
this._show(true);
}
}
}, {
key: "_show",
value: function _show() {
var pin = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
if (pin) {
this.pinned = true;
}
if (this.hideElement.hasAttribute('hidden')) {
this.hideElement.removeAttribute('hidden');
this.container.style.zIndex += 1;
}
}
}, {
key: "_hide",
value: function _hide() {
var unpin = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;
if (unpin) {
this.pinned = false;
}
if (!this.hideElement.hasAttribute('hidden') && !this.pinned) {
this.hideElement.setAttribute('hidden', true);
this.container.style.zIndex -= 1;
}
}
}]);
return PopupElement;
}();
var FreeTextAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement5) {
_inherits(FreeTextAnnotationElement, _AnnotationElement5);
function FreeTextAnnotationElement(parameters) {
_classCallCheck(this, FreeTextAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(FreeTextAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(FreeTextAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'freeTextAnnotation';
if (!this.data.hasPopup) {
this._createPopup(this.container, null, this.data);
}
return this.container;
}
}]);
return FreeTextAnnotationElement;
}(AnnotationElement);
var LineAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement6) {
_inherits(LineAnnotationElement, _AnnotationElement6);
function LineAnnotationElement(parameters) {
_classCallCheck(this, LineAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(LineAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(LineAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'lineAnnotation';
var data = this.data;
var width = data.rect[2] - data.rect[0];
var height = data.rect[3] - data.rect[1];
var svg = this.svgFactory.create(width, height);
var line = this.svgFactory.createElement('svg:line');
line.setAttribute('x1', data.rect[2] - data.lineCoordinates[0]);
line.setAttribute('y1', data.rect[3] - data.lineCoordinates[1]);
line.setAttribute('x2', data.rect[2] - data.lineCoordinates[2]);
line.setAttribute('y2', data.rect[3] - data.lineCoordinates[3]);
line.setAttribute('stroke-width', data.borderStyle.width);
line.setAttribute('stroke', 'transparent');
svg.appendChild(line);
this.container.append(svg);
this._createPopup(this.container, line, data);
return this.container;
}
}]);
return LineAnnotationElement;
}(AnnotationElement);
var SquareAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement7) {
_inherits(SquareAnnotationElement, _AnnotationElement7);
function SquareAnnotationElement(parameters) {
_classCallCheck(this, SquareAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(SquareAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(SquareAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'squareAnnotation';
var data = this.data;
var width = data.rect[2] - data.rect[0];
var height = data.rect[3] - data.rect[1];
var svg = this.svgFactory.create(width, height);
var borderWidth = data.borderStyle.width;
var square = this.svgFactory.createElement('svg:rect');
square.setAttribute('x', borderWidth / 2);
square.setAttribute('y', borderWidth / 2);
square.setAttribute('width', width - borderWidth);
square.setAttribute('height', height - borderWidth);
square.setAttribute('stroke-width', borderWidth);
square.setAttribute('stroke', 'transparent');
square.setAttribute('fill', 'none');
svg.appendChild(square);
this.container.append(svg);
this._createPopup(this.container, square, data);
return this.container;
}
}]);
return SquareAnnotationElement;
}(AnnotationElement);
var CircleAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement8) {
_inherits(CircleAnnotationElement, _AnnotationElement8);
function CircleAnnotationElement(parameters) {
_classCallCheck(this, CircleAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(CircleAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(CircleAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'circleAnnotation';
var data = this.data;
var width = data.rect[2] - data.rect[0];
var height = data.rect[3] - data.rect[1];
var svg = this.svgFactory.create(width, height);
var borderWidth = data.borderStyle.width;
var circle = this.svgFactory.createElement('svg:ellipse');
circle.setAttribute('cx', width / 2);
circle.setAttribute('cy', height / 2);
circle.setAttribute('rx', width / 2 - borderWidth / 2);
circle.setAttribute('ry', height / 2 - borderWidth / 2);
circle.setAttribute('stroke-width', borderWidth);
circle.setAttribute('stroke', 'transparent');
circle.setAttribute('fill', 'none');
svg.appendChild(circle);
this.container.append(svg);
this._createPopup(this.container, circle, data);
return this.container;
}
}]);
return CircleAnnotationElement;
}(AnnotationElement);
var PolylineAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement9) {
_inherits(PolylineAnnotationElement, _AnnotationElement9);
function PolylineAnnotationElement(parameters) {
var _this3;
_classCallCheck(this, PolylineAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
_this3 = _possibleConstructorReturn(this, _getPrototypeOf(PolylineAnnotationElement).call(this, parameters, isRenderable, true));
_this3.containerClassName = 'polylineAnnotation';
_this3.svgElementName = 'svg:polyline';
return _this3;
}
_createClass(PolylineAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = this.containerClassName;
var data = this.data;
var width = data.rect[2] - data.rect[0];
var height = data.rect[3] - data.rect[1];
var svg = this.svgFactory.create(width, height);
var vertices = data.vertices;
var points = [];
for (var i = 0, ii = vertices.length; i < ii; i++) {
var x = vertices[i].x - data.rect[0];
var y = data.rect[3] - vertices[i].y;
points.push(x + ',' + y);
}
points = points.join(' ');
var borderWidth = data.borderStyle.width;
var polyline = this.svgFactory.createElement(this.svgElementName);
polyline.setAttribute('points', points);
polyline.setAttribute('stroke-width', borderWidth);
polyline.setAttribute('stroke', 'transparent');
polyline.setAttribute('fill', 'none');
svg.appendChild(polyline);
this.container.append(svg);
this._createPopup(this.container, polyline, data);
return this.container;
}
}]);
return PolylineAnnotationElement;
}(AnnotationElement);
var PolygonAnnotationElement =
/*#__PURE__*/
function (_PolylineAnnotationEl) {
_inherits(PolygonAnnotationElement, _PolylineAnnotationEl);
function PolygonAnnotationElement(parameters) {
var _this4;
_classCallCheck(this, PolygonAnnotationElement);
_this4 = _possibleConstructorReturn(this, _getPrototypeOf(PolygonAnnotationElement).call(this, parameters));
_this4.containerClassName = 'polygonAnnotation';
_this4.svgElementName = 'svg:polygon';
return _this4;
}
return PolygonAnnotationElement;
}(PolylineAnnotationElement);
var CaretAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement10) {
_inherits(CaretAnnotationElement, _AnnotationElement10);
function CaretAnnotationElement(parameters) {
_classCallCheck(this, CaretAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(CaretAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(CaretAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'caretAnnotation';
if (!this.data.hasPopup) {
this._createPopup(this.container, null, this.data);
}
return this.container;
}
}]);
return CaretAnnotationElement;
}(AnnotationElement);
var InkAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement11) {
_inherits(InkAnnotationElement, _AnnotationElement11);
function InkAnnotationElement(parameters) {
var _this5;
_classCallCheck(this, InkAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
_this5 = _possibleConstructorReturn(this, _getPrototypeOf(InkAnnotationElement).call(this, parameters, isRenderable, true));
_this5.containerClassName = 'inkAnnotation';
_this5.svgElementName = 'svg:polyline';
return _this5;
}
_createClass(InkAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = this.containerClassName;
var data = this.data;
var width = data.rect[2] - data.rect[0];
var height = data.rect[3] - data.rect[1];
var svg = this.svgFactory.create(width, height);
var inkLists = data.inkLists;
for (var i = 0, ii = inkLists.length; i < ii; i++) {
var inkList = inkLists[i];
var points = [];
for (var j = 0, jj = inkList.length; j < jj; j++) {
var x = inkList[j].x - data.rect[0];
var y = data.rect[3] - inkList[j].y;
points.push(x + ',' + y);
}
points = points.join(' ');
var borderWidth = data.borderStyle.width;
var polyline = this.svgFactory.createElement(this.svgElementName);
polyline.setAttribute('points', points);
polyline.setAttribute('stroke-width', borderWidth);
polyline.setAttribute('stroke', 'transparent');
polyline.setAttribute('fill', 'none');
this._createPopup(this.container, polyline, data);
svg.appendChild(polyline);
}
this.container.append(svg);
return this.container;
}
}]);
return InkAnnotationElement;
}(AnnotationElement);
var HighlightAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement12) {
_inherits(HighlightAnnotationElement, _AnnotationElement12);
function HighlightAnnotationElement(parameters) {
_classCallCheck(this, HighlightAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(HighlightAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(HighlightAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'highlightAnnotation';
if (!this.data.hasPopup) {
this._createPopup(this.container, null, this.data);
}
return this.container;
}
}]);
return HighlightAnnotationElement;
}(AnnotationElement);
var UnderlineAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement13) {
_inherits(UnderlineAnnotationElement, _AnnotationElement13);
function UnderlineAnnotationElement(parameters) {
_classCallCheck(this, UnderlineAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(UnderlineAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(UnderlineAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'underlineAnnotation';
if (!this.data.hasPopup) {
this._createPopup(this.container, null, this.data);
}
return this.container;
}
}]);
return UnderlineAnnotationElement;
}(AnnotationElement);
var SquigglyAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement14) {
_inherits(SquigglyAnnotationElement, _AnnotationElement14);
function SquigglyAnnotationElement(parameters) {
_classCallCheck(this, SquigglyAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(SquigglyAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(SquigglyAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'squigglyAnnotation';
if (!this.data.hasPopup) {
this._createPopup(this.container, null, this.data);
}
return this.container;
}
}]);
return SquigglyAnnotationElement;
}(AnnotationElement);
var StrikeOutAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement15) {
_inherits(StrikeOutAnnotationElement, _AnnotationElement15);
function StrikeOutAnnotationElement(parameters) {
_classCallCheck(this, StrikeOutAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(StrikeOutAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(StrikeOutAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'strikeoutAnnotation';
if (!this.data.hasPopup) {
this._createPopup(this.container, null, this.data);
}
return this.container;
}
}]);
return StrikeOutAnnotationElement;
}(AnnotationElement);
var StampAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement16) {
_inherits(StampAnnotationElement, _AnnotationElement16);
function StampAnnotationElement(parameters) {
_classCallCheck(this, StampAnnotationElement);
var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
return _possibleConstructorReturn(this, _getPrototypeOf(StampAnnotationElement).call(this, parameters, isRenderable, true));
}
_createClass(StampAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'stampAnnotation';
if (!this.data.hasPopup) {
this._createPopup(this.container, null, this.data);
}
return this.container;
}
}]);
return StampAnnotationElement;
}(AnnotationElement);
var FileAttachmentAnnotationElement =
/*#__PURE__*/
function (_AnnotationElement17) {
_inherits(FileAttachmentAnnotationElement, _AnnotationElement17);
function FileAttachmentAnnotationElement(parameters) {
var _this6;
_classCallCheck(this, FileAttachmentAnnotationElement);
_this6 = _possibleConstructorReturn(this, _getPrototypeOf(FileAttachmentAnnotationElement).call(this, parameters, true));
var _this6$data$file = _this6.data.file,
filename = _this6$data$file.filename,
content = _this6$data$file.content;
_this6.filename = (0, _display_utils.getFilenameFromUrl)(filename);
_this6.content = content;
if (_this6.linkService.eventBus) {
_this6.linkService.eventBus.dispatch('fileattachmentannotation', {
source: _assertThisInitialized(_this6),
id: (0, _util.stringToPDFString)(filename),
filename: filename,
content: content
});
}
return _this6;
}
_createClass(FileAttachmentAnnotationElement, [{
key: "render",
value: function render() {
this.container.className = 'fileAttachmentAnnotation';
var trigger = document.createElement('div');
trigger.style.height = this.container.style.height;
trigger.style.width = this.container.style.width;
trigger.addEventListener('dblclick', this._download.bind(this));
if (!this.data.hasPopup && (this.data.title || this.data.contents)) {
this._createPopup(this.container, trigger, this.data);
}
this.container.appendChild(trigger);
return this.container;
}
}, {
key: "_download",
value: function _download() {
if (!this.downloadManager) {
(0, _util.warn)('Download cannot be started due to unavailable download manager');
return;
}
this.downloadManager.downloadData(this.content, this.filename, '');
}
}]);
return FileAttachmentAnnotationElement;
}(AnnotationElement);
var AnnotationLayer =
/*#__PURE__*/
function () {
function AnnotationLayer() {
_classCallCheck(this, AnnotationLayer);
}
_createClass(AnnotationLayer, null, [{
key: "render",
value: function render(parameters) {
for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
var data = parameters.annotations[i];
if (!data) {
continue;
}
var element = AnnotationElementFactory.create({
data: data,
layer: parameters.div,
page: parameters.page,
viewport: parameters.viewport,
linkService: parameters.linkService,
downloadManager: parameters.downloadManager,
imageResourcesPath: parameters.imageResourcesPath || '',
renderInteractiveForms: parameters.renderInteractiveForms || false,
svgFactory: new _display_utils.DOMSVGFactory()
});
if (element.isRenderable) {
parameters.div.appendChild(element.render());
}
}
}
}, {
key: "update",
value: function update(parameters) {
for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
var data = parameters.annotations[i];
var element = parameters.div.querySelector('[data-annotation-id="' + data.id + '"]');
if (element) {
element.style.transform = 'matrix(' + parameters.viewport.transform.join(',') + ')';
}
}
parameters.div.removeAttribute('hidden');
}
}]);
return AnnotationLayer;
}();
exports.AnnotationLayer = AnnotationLayer;
/***/ }),
/* 164 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.SVGGraphics = void 0;
var _util = __w_pdfjs_require__(1);
var _display_utils = __w_pdfjs_require__(151);
var _is_node = _interopRequireDefault(__w_pdfjs_require__(4));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }
function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _iterableToArrayLimit(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var SVGGraphics = function SVGGraphics() {
throw new Error('Not implemented: SVGGraphics');
};
exports.SVGGraphics = SVGGraphics;
{
var opListToTree = function opListToTree(opList) {
var opTree = [];
var tmp = [];
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (var _iterator = opList[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
var opListElement = _step.value;
if (opListElement.fn === 'save') {
opTree.push({
'fnId': 92,
'fn': 'group',
'items': []
});
tmp.push(opTree);
opTree = opTree[opTree.length - 1].items;
continue;
}
if (opListElement.fn === 'restore') {
opTree = tmp.pop();
} else {
opTree.push(opListElement);
}
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator["return"] != null) {
_iterator["return"]();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
return opTree;
};
var pf = function pf(value) {
if (Number.isInteger(value)) {
return value.toString();
}
var s = value.toFixed(10);
var i = s.length - 1;
if (s[i] !== '0') {
return s;
}
do {
i--;
} while (s[i] === '0');
return s.substring(0, s[i] === '.' ? i : i + 1);
};
var pm = function pm(m) {
if (m[4] === 0 && m[5] === 0) {
if (m[1] === 0 && m[2] === 0) {
if (m[0] === 1 && m[3] === 1) {
return '';
}
return "scale(".concat(pf(m[0]), " ").concat(pf(m[3]), ")");
}
if (m[0] === m[3] && m[1] === -m[2]) {
var a = Math.acos(m[0]) * 180 / Math.PI;
return "rotate(".concat(pf(a), ")");
}
} else {
if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) {
return "translate(".concat(pf(m[4]), " ").concat(pf(m[5]), ")");
}
}
return "matrix(".concat(pf(m[0]), " ").concat(pf(m[1]), " ").concat(pf(m[2]), " ").concat(pf(m[3]), " ").concat(pf(m[4]), " ") + "".concat(pf(m[5]), ")");
};
var SVG_DEFAULTS = {
fontStyle: 'normal',
fontWeight: 'normal',
fillColor: '#000000'
};
var XML_NS = 'http://www.w3.org/XML/1998/namespace';
var XLINK_NS = 'http://www.w3.org/1999/xlink';
var LINE_CAP_STYLES = ['butt', 'round', 'square'];
var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
var convertImgDataToPng = function () {
var PNG_HEADER = new Uint8Array([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
var CHUNK_WRAPPER_SIZE = 12;
var crcTable = new Int32Array(256);
for (var i = 0; i < 256; i++) {
var c = i;
for (var h = 0; h < 8; h++) {
if (c & 1) {
c = 0xedB88320 ^ c >> 1 & 0x7fffffff;
} else {
c = c >> 1 & 0x7fffffff;
}
}
crcTable[i] = c;
}
function crc32(data, start, end) {
var crc = -1;
for (var _i = start; _i < end; _i++) {
var a = (crc ^ data[_i]) & 0xff;
var b = crcTable[a];
crc = crc >>> 8 ^ b;
}
return crc ^ -1;
}
function writePngChunk(type, body, data, offset) {
var p = offset;
var len = body.length;
data[p] = len >> 24 & 0xff;
data[p + 1] = len >> 16 & 0xff;
data[p + 2] = len >> 8 & 0xff;
data[p + 3] = len & 0xff;
p += 4;
data[p] = type.charCodeAt(0) & 0xff;
data[p + 1] = type.charCodeAt(1) & 0xff;
data[p + 2] = type.charCodeAt(2) & 0xff;
data[p + 3] = type.charCodeAt(3) & 0xff;
p += 4;
data.set(body, p);
p += body.length;
var crc = crc32(data, offset + 4, p);
data[p] = crc >> 24 & 0xff;
data[p + 1] = crc >> 16 & 0xff;
data[p + 2] = crc >> 8 & 0xff;
data[p + 3] = crc & 0xff;
}
function adler32(data, start, end) {
var a = 1;
var b = 0;
for (var _i2 = start; _i2 < end; ++_i2) {
a = (a + (data[_i2] & 0xff)) % 65521;
b = (b + a) % 65521;
}
return b << 16 | a;
}
function deflateSync(literals) {
if (!(0, _is_node["default"])()) {
return deflateSyncUncompressed(literals);
}
try {
var input;
if (parseInt(process.versions.node) >= 8) {
input = literals;
} else {
input = new Buffer(literals);
}
var output = require('zlib').deflateSync(input, {
level: 9
});
return output instanceof Uint8Array ? output : new Uint8Array(output);
} catch (e) {
(0, _util.warn)('Not compressing PNG because zlib.deflateSync is unavailable: ' + e);
}
return deflateSyncUncompressed(literals);
}
function deflateSyncUncompressed(literals) {
var len = literals.length;
var maxBlockLength = 0xFFFF;
var deflateBlocks = Math.ceil(len / maxBlockLength);
var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4);
var pi = 0;
idat[pi++] = 0x78;
idat[pi++] = 0x9c;
var pos = 0;
while (len > maxBlockLength) {
idat[pi++] = 0x00;
idat[pi++] = 0xff;
idat[pi++] = 0xff;
idat[pi++] = 0x00;
idat[pi++] = 0x00;
idat.set(literals.subarray(pos, pos + maxBlockLength), pi);
pi += maxBlockLength;
pos += maxBlockLength;
len -= maxBlockLength;
}
idat[pi++] = 0x01;
idat[pi++] = len & 0xff;
idat[pi++] = len >> 8 & 0xff;
idat[pi++] = ~len & 0xffff & 0xff;
idat[pi++] = (~len & 0xffff) >> 8 & 0xff;
idat.set(literals.subarray(pos), pi);
pi += literals.length - pos;
var adler = adler32(literals, 0, literals.length);
idat[pi++] = adler >> 24 & 0xff;
idat[pi++] = adler >> 16 & 0xff;
idat[pi++] = adler >> 8 & 0xff;
idat[pi++] = adler & 0xff;
return idat;
}
function encode(imgData, kind, forceDataSchema, isMask) {
var width = imgData.width;
var height = imgData.height;
var bitDepth, colorType, lineSize;
var bytes = imgData.data;
switch (kind) {
case _util.ImageKind.GRAYSCALE_1BPP:
colorType = 0;
bitDepth = 1;
lineSize = width + 7 >> 3;
break;
case _util.ImageKind.RGB_24BPP:
colorType = 2;
bitDepth = 8;
lineSize = width * 3;
break;
case _util.ImageKind.RGBA_32BPP:
colorType = 6;
bitDepth = 8;
lineSize = width * 4;
break;
default:
throw new Error('invalid format');
}
var literals = new Uint8Array((1 + lineSize) * height);
var offsetLiterals = 0,
offsetBytes = 0;
for (var y = 0; y < height; ++y) {
literals[offsetLiterals++] = 0;
literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals);
offsetBytes += lineSize;
offsetLiterals += lineSize;
}
if (kind === _util.ImageKind.GRAYSCALE_1BPP && isMask) {
offsetLiterals = 0;
for (var _y = 0; _y < height; _y++) {
offsetLiterals++;
for (var _i3 = 0; _i3 < lineSize; _i3++) {
literals[offsetLiterals++] ^= 0xFF;
}
}
}
var ihdr = new Uint8Array([width >> 24 & 0xff, width >> 16 & 0xff, width >> 8 & 0xff, width & 0xff, height >> 24 & 0xff, height >> 16 & 0xff, height >> 8 & 0xff, height & 0xff, bitDepth, colorType, 0x00, 0x00, 0x00]);
var idat = deflateSync(literals);
var pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length;
var data = new Uint8Array(pngLength);
var offset = 0;
data.set(PNG_HEADER, offset);
offset += PNG_HEADER.length;
writePngChunk('IHDR', ihdr, data, offset);
offset += CHUNK_WRAPPER_SIZE + ihdr.length;
writePngChunk('IDATA', idat, data, offset);
offset += CHUNK_WRAPPER_SIZE + idat.length;
writePngChunk('IEND', new Uint8Array(0), data, offset);
return (0, _util.createObjectURL)(data, 'image/png', forceDataSchema);
}
return function convertImgDataToPng(imgData, forceDataSchema, isMask) {
var kind = imgData.kind === undefined ? _util.ImageKind.GRAYSCALE_1BPP : imgData.kind;
return encode(imgData, kind, forceDataSchema, isMask);
};
}();
var SVGExtraState =
/*#__PURE__*/
function () {
function SVGExtraState() {
_classCallCheck(this, SVGExtraState);
this.fontSizeScale = 1;
this.fontWeight = SVG_DEFAULTS.fontWeight;
this.fontSize = 0;
this.textMatrix = _util.IDENTITY_MATRIX;
this.fontMatrix = _util.FONT_IDENTITY_MATRIX;
this.leading = 0;
this.textRenderingMode = _util.TextRenderingMode.FILL;
this.textMatrixScale = 1;
this.x = 0;
this.y = 0;
this.lineX = 0;
this.lineY = 0;
this.charSpacing = 0;
this.wordSpacing = 0;
this.textHScale = 1;
this.textRise = 0;
this.fillColor = SVG_DEFAULTS.fillColor;
this.strokeColor = '#000000';
this.fillAlpha = 1;
this.strokeAlpha = 1;
this.lineWidth = 1;
this.lineJoin = '';
this.lineCap = '';
this.miterLimit = 0;
this.dashArray = [];
this.dashPhase = 0;
this.dependencies = [];
this.activeClipUrl = null;
this.clipGroup = null;
this.maskId = '';
}
_createClass(SVGExtraState, [{
key: "clone",
value: function clone() {
return Object.create(this);
}
}, {
key: "setCurrentPoint",
value: function setCurrentPoint(x, y) {
this.x = x;
this.y = y;
}
}]);
return SVGExtraState;
}();
var clipCount = 0;
var maskCount = 0;
var shadingCount = 0;
exports.SVGGraphics = SVGGraphics =
/*#__PURE__*/
function () {
function SVGGraphics(commonObjs, objs, forceDataSchema) {
_classCallCheck(this, SVGGraphics);
this.svgFactory = new _display_utils.DOMSVGFactory();
this.current = new SVGExtraState();
this.transformMatrix = _util.IDENTITY_MATRIX;
this.transformStack = [];
this.extraStack = [];
this.commonObjs = commonObjs;
this.objs = objs;
this.pendingClip = null;
this.pendingEOFill = false;
this.embedFonts = false;
this.embeddedFonts = Object.create(null);
this.cssStyle = null;
this.forceDataSchema = !!forceDataSchema;
this._operatorIdMapping = [];
for (var op in _util.OPS) {
this._operatorIdMapping[_util.OPS[op]] = op;
}
}
_createClass(SVGGraphics, [{
key: "save",
value: function save() {
this.transformStack.push(this.transformMatrix);
var old = this.current;
this.extraStack.push(old);
this.current = old.clone();
}
}, {
key: "restore",
value: function restore() {
this.transformMatrix = this.transformStack.pop();
this.current = this.extraStack.pop();
this.pendingClip = null;
this.tgrp = null;
}
}, {
key: "group",
value: function group(items) {
this.save();
this.executeOpTree(items);
this.restore();
}
}, {
key: "loadDependencies",
value: function loadDependencies(operatorList) {
var _this = this;
var fnArray = operatorList.fnArray;
var argsArray = operatorList.argsArray;
for (var i = 0, ii = fnArray.length; i < ii; i++) {
if (fnArray[i] !== _util.OPS.dependency) {
continue;
}
var _iteratorNormalCompletion2 = true;
var _didIteratorError2 = false;
var _iteratorError2 = undefined;
try {
var _loop = function _loop() {
var obj = _step2.value;
var objsPool = obj.startsWith('g_') ? _this.commonObjs : _this.objs;
var promise = new Promise(function (resolve) {
objsPool.get(obj, resolve);
});
_this.current.dependencies.push(promise);
};
for (var _iterator2 = argsArray[i][Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
_loop();
}
} catch (err) {
_didIteratorError2 = true;
_iteratorError2 = err;
} finally {
try {
if (!_iteratorNormalCompletion2 && _iterator2["return"] != null) {
_iterator2["return"]();
}
} finally {
if (_didIteratorError2) {
throw _iteratorError2;
}
}
}
}
return Promise.all(this.current.dependencies);
}
}, {
key: "transform",
value: function transform(a, b, c, d, e, f) {
var transformMatrix = [a, b, c, d, e, f];
this.transformMatrix = _util.Util.transform(this.transformMatrix, transformMatrix);
this.tgrp = null;
}
}, {
key: "getSVG",
value: function getSVG(operatorList, viewport) {
var _this2 = this;
this.viewport = viewport;
var svgElement = this._initialize(viewport);
return this.loadDependencies(operatorList).then(function () {
_this2.transformMatrix = _util.IDENTITY_MATRIX;
_this2.executeOpTree(_this2.convertOpList(operatorList));
return svgElement;
});
}
}, {
key: "convertOpList",
value: function convertOpList(operatorList) {
var operatorIdMapping = this._operatorIdMapping;
var argsArray = operatorList.argsArray;
var fnArray = operatorList.fnArray;
var opList = [];
for (var i = 0, ii = fnArray.length; i < ii; i++) {
var fnId = fnArray[i];
opList.push({
'fnId': fnId,
'fn': operatorIdMapping[fnId],
'args': argsArray[i]
});
}
return opListToTree(opList);
}
}, {
key: "executeOpTree",
value: function executeOpTree(opTree) {
var _iteratorNormalCompletion3 = true;
var _didIteratorError3 = false;
var _iteratorError3 = undefined;
try {
for (var _iterator3 = opTree[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
var opTreeElement = _step3.value;
var fn = opTreeElement.fn;
var fnId = opTreeElement.fnId;
var args = opTreeElement.args;
switch (fnId | 0) {
case _util.OPS.beginText:
this.beginText();
break;
case _util.OPS.dependency:
break;
case _util.OPS.setLeading:
this.setLeading(args);
break;
case _util.OPS.setLeadingMoveText:
this.setLeadingMoveText(args[0], args[1]);
break;
case _util.OPS.setFont:
this.setFont(args);
break;
case _util.OPS.showText:
this.showText(args[0]);
break;
case _util.OPS.showSpacedText:
this.showText(args[0]);
break;
case _util.OPS.endText:
this.endText();
break;
case _util.OPS.moveText:
this.moveText(args[0], args[1]);
break;
case _util.OPS.setCharSpacing:
this.setCharSpacing(args[0]);
break;
case _util.OPS.setWordSpacing:
this.setWordSpacing(args[0]);
break;
case _util.OPS.setHScale:
this.setHScale(args[0]);
break;
case _util.OPS.setTextMatrix:
this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]);
break;
case _util.OPS.setTextRise:
this.setTextRise(args[0]);
break;
case _util.OPS.setTextRenderingMode:
this.setTextRenderingMode(args[0]);
break;
case _util.OPS.setLineWidth:
this.setLineWidth(args[0]);
break;
case _util.OPS.setLineJoin:
this.setLineJoin(args[0]);
break;
case _util.OPS.setLineCap:
this.setLineCap(args[0]);
break;
case _util.OPS.setMiterLimit:
this.setMiterLimit(args[0]);
break;
case _util.OPS.setFillRGBColor:
this.setFillRGBColor(args[0], args[1], args[2]);
break;
case _util.OPS.setStrokeRGBColor:
this.setStrokeRGBColor(args[0], args[1], args[2]);
break;
case _util.OPS.setStrokeColorN:
this.setStrokeColorN(args);
break;
case _util.OPS.setFillColorN:
this.setFillColorN(args);
break;
case _util.OPS.shadingFill:
this.shadingFill(args[0]);
break;
case _util.OPS.setDash:
this.setDash(args[0], args[1]);
break;
case _util.OPS.setRenderingIntent:
this.setRenderingIntent(args[0]);
break;
case _util.OPS.setFlatness:
this.setFlatness(args[0]);
break;
case _util.OPS.setGState:
this.setGState(args[0]);
break;
case _util.OPS.fill:
this.fill();
break;
case _util.OPS.eoFill:
this.eoFill();
break;
case _util.OPS.stroke:
this.stroke();
break;
case _util.OPS.fillStroke:
this.fillStroke();
break;
case _util.OPS.eoFillStroke:
this.eoFillStroke();
break;
case _util.OPS.clip:
this.clip('nonzero');
break;
case _util.OPS.eoClip:
this.clip('evenodd');
break;
case _util.OPS.paintSolidColorImageMask:
this.paintSolidColorImageMask();
break;
case _util.OPS.paintJpegXObject:
this.paintJpegXObject(args[0], args[1], args[2]);
break;
case _util.OPS.paintImageXObject:
this.paintImageXObject(args[0]);
break;
case _util.OPS.paintInlineImageXObject:
this.paintInlineImageXObject(args[0]);
break;
case _util.OPS.paintImageMaskXObject:
this.paintImageMaskXObject(args[0]);
break;
case _util.OPS.paintFormXObjectBegin:
this.paintFormXObjectBegin(args[0], args[1]);
break;
case _util.OPS.paintFormXObjectEnd:
this.paintFormXObjectEnd();
break;
case _util.OPS.closePath:
this.closePath();
break;
case _util.OPS.closeStroke:
this.closeStroke();
break;
case _util.OPS.closeFillStroke:
this.closeFillStroke();
break;
case _util.OPS.closeEOFillStroke:
this.closeEOFillStroke();
break;
case _util.OPS.nextLine:
this.nextLine();
break;
case _util.OPS.transform:
this.transform(args[0], args[1], args[2], args[3], args[4], args[5]);
break;
case _util.OPS.constructPath:
this.constructPath(args[0], args[1]);
break;
case _util.OPS.endPath:
this.endPath();
break;
case 92:
this.group(opTreeElement.items);
break;
default:
(0, _util.warn)("Unimplemented operator ".concat(fn));
break;
}
}
} catch (err) {
_didIteratorError3 = true;
_iteratorError3 = err;
} finally {
try {
if (!_iteratorNormalCompletion3 && _iterator3["return"] != null) {
_iterator3["return"]();
}
} finally {
if (_didIteratorError3) {
throw _iteratorError3;
}
}
}
}
}, {
key: "setWordSpacing",
value: function setWordSpacing(wordSpacing) {
this.current.wordSpacing = wordSpacing;
}
}, {
key: "setCharSpacing",
value: function setCharSpacing(charSpacing) {
this.current.charSpacing = charSpacing;
}
}, {
key: "nextLine",
value: function nextLine() {
this.moveText(0, this.current.leading);
}
}, {
key: "setTextMatrix",
value: function setTextMatrix(a, b, c, d, e, f) {
var current = this.current;
current.textMatrix = current.lineMatrix = [a, b, c, d, e, f];
current.textMatrixScale = Math.sqrt(a * a + b * b);
current.x = current.lineX = 0;
current.y = current.lineY = 0;
current.xcoords = [];
current.tspan = this.svgFactory.createElement('svg:tspan');
current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
current.tspan.setAttributeNS(null, 'font-size', "".concat(pf(current.fontSize), "px"));
current.tspan.setAttributeNS(null, 'y', pf(-current.y));
current.txtElement = this.svgFactory.createElement('svg:text');
current.txtElement.appendChild(current.tspan);
}
}, {
key: "beginText",
value: function beginText() {
var current = this.current;
current.x = current.lineX = 0;
current.y = current.lineY = 0;
current.textMatrix = _util.IDENTITY_MATRIX;
current.lineMatrix = _util.IDENTITY_MATRIX;
current.textMatrixScale = 1;
current.tspan = this.svgFactory.createElement('svg:tspan');
current.txtElement = this.svgFactory.createElement('svg:text');
current.txtgrp = this.svgFactory.createElement('svg:g');
current.xcoords = [];
}
}, {
key: "moveText",
value: function moveText(x, y) {
var current = this.current;
current.x = current.lineX += x;
current.y = current.lineY += y;
current.xcoords = [];
current.tspan = this.svgFactory.createElement('svg:tspan');
current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
current.tspan.setAttributeNS(null, 'font-size', "".concat(pf(current.fontSize), "px"));
current.tspan.setAttributeNS(null, 'y', pf(-current.y));
}
}, {
key: "showText",
value: function showText(glyphs) {
var current = this.current;
var font = current.font;
var fontSize = current.fontSize;
if (fontSize === 0) {
return;
}
var charSpacing = current.charSpacing;
var wordSpacing = current.wordSpacing;
var fontDirection = current.fontDirection;
var textHScale = current.textHScale * fontDirection;
var vertical = font.vertical;
var widthAdvanceScale = fontSize * current.fontMatrix[0];
var x = 0;
var _iteratorNormalCompletion4 = true;
var _didIteratorError4 = false;
var _iteratorError4 = undefined;
try {
for (var _iterator4 = glyphs[Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) {
var glyph = _step4.value;
if (glyph === null) {
x += fontDirection * wordSpacing;
continue;
} else if ((0, _util.isNum)(glyph)) {
x += -glyph * fontSize * 0.001;
continue;
}
var width = glyph.width;
var character = glyph.fontChar;
var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
var charWidth = width * widthAdvanceScale + spacing * fontDirection;
if (!glyph.isInFont && !font.missingFile) {
x += charWidth;
continue;
}
current.xcoords.push(current.x + x * textHScale);
current.tspan.textContent += character;
x += charWidth;
}
} catch (err) {
_didIteratorError4 = true;
_iteratorError4 = err;
} finally {
try {
if (!_iteratorNormalCompletion4 && _iterator4["return"] != null) {
_iterator4["return"]();
}
} finally {
if (_didIteratorError4) {
throw _iteratorError4;
}
}
}
if (vertical) {
current.y -= x * textHScale;
} else {
current.x += x * textHScale;
}
current.tspan.setAttributeNS(null, 'x', current.xcoords.map(pf).join(' '));
current.tspan.setAttributeNS(null, 'y', pf(-current.y));
current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
current.tspan.setAttributeNS(null, 'font-size', "".concat(pf(current.fontSize), "px"));
if (current.fontStyle !== SVG_DEFAULTS.fontStyle) {
current.tspan.setAttributeNS(null, 'font-style', current.fontStyle);
}
if (current.fontWeight !== SVG_DEFAULTS.fontWeight) {
current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight);
}
var fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK;
if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
if (current.fillColor !== SVG_DEFAULTS.fillColor) {
current.tspan.setAttributeNS(null, 'fill', current.fillColor);
}
if (current.fillAlpha < 1) {
current.tspan.setAttributeNS(null, 'fill-opacity', current.fillAlpha);
}
} else if (current.textRenderingMode === _util.TextRenderingMode.ADD_TO_PATH) {
current.tspan.setAttributeNS(null, 'fill', 'transparent');
} else {
current.tspan.setAttributeNS(null, 'fill', 'none');
}
if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) {
var lineWidthScale = 1 / (current.textMatrixScale || 1);
this._setStrokeAttributes(current.tspan, lineWidthScale);
}
var textMatrix = current.textMatrix;
if (current.textRise !== 0) {
textMatrix = textMatrix.slice();
textMatrix[5] += current.textRise;
}
current.txtElement.setAttributeNS(null, 'transform', "".concat(pm(textMatrix), " scale(1, -1)"));
current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve');
current.txtElement.appendChild(current.tspan);
current.txtgrp.appendChild(current.txtElement);
this._ensureTransformGroup().appendChild(current.txtElement);
}
}, {
key: "setLeadingMoveText",
value: function setLeadingMoveText(x, y) {
this.setLeading(-y);
this.moveText(x, y);
}
}, {
key: "addFontStyle",
value: function addFontStyle(fontObj) {
if (!this.cssStyle) {
this.cssStyle = this.svgFactory.createElement('svg:style');
this.cssStyle.setAttributeNS(null, 'type', 'text/css');
this.defs.appendChild(this.cssStyle);
}
var url = (0, _util.createObjectURL)(fontObj.data, fontObj.mimetype, this.forceDataSchema);
this.cssStyle.textContent += "@font-face { font-family: \"".concat(fontObj.loadedName, "\";") + " src: url(".concat(url, "); }\n");
}
}, {
key: "setFont",
value: function setFont(details) {
var current = this.current;
var fontObj = this.commonObjs.get(details[0]);
var size = details[1];
current.font = fontObj;
if (this.embedFonts && fontObj.data && !this.embeddedFonts[fontObj.loadedName]) {
this.addFontStyle(fontObj);
this.embeddedFonts[fontObj.loadedName] = fontObj;
}
current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX;
var bold = fontObj.black ? fontObj.bold ? 'bolder' : 'bold' : fontObj.bold ? 'bold' : 'normal';
var italic = fontObj.italic ? 'italic' : 'normal';
if (size < 0) {
size = -size;
current.fontDirection = -1;
} else {
current.fontDirection = 1;
}
current.fontSize = size;
current.fontFamily = fontObj.loadedName;
current.fontWeight = bold;
current.fontStyle = italic;
current.tspan = this.svgFactory.createElement('svg:tspan');
current.tspan.setAttributeNS(null, 'y', pf(-current.y));
current.xcoords = [];
}
}, {
key: "endText",
value: function endText() {
var current = this.current;
if (current.textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG && current.txtElement && current.txtElement.hasChildNodes()) {
current.element = current.txtElement;
this.clip('nonzero');
this.endPath();
}
}
}, {
key: "setLineWidth",
value: function setLineWidth(width) {
if (width > 0) {
this.current.lineWidth = width;
}
}
}, {
key: "setLineCap",
value: function setLineCap(style) {
this.current.lineCap = LINE_CAP_STYLES[style];
}
}, {
key: "setLineJoin",
value: function setLineJoin(style) {
this.current.lineJoin = LINE_JOIN_STYLES[style];
}
}, {
key: "setMiterLimit",
value: function setMiterLimit(limit) {
this.current.miterLimit = limit;
}
}, {
key: "setStrokeAlpha",
value: function setStrokeAlpha(strokeAlpha) {
this.current.strokeAlpha = strokeAlpha;
}
}, {
key: "setStrokeRGBColor",
value: function setStrokeRGBColor(r, g, b) {
this.current.strokeColor = _util.Util.makeCssRgb(r, g, b);
}
}, {
key: "setFillAlpha",
value: function setFillAlpha(fillAlpha) {
this.current.fillAlpha = fillAlpha;
}
}, {
key: "setFillRGBColor",
value: function setFillRGBColor(r, g, b) {
this.current.fillColor = _util.Util.makeCssRgb(r, g, b);
this.current.tspan = this.svgFactory.createElement('svg:tspan');
this.current.xcoords = [];
}
}, {
key: "setStrokeColorN",
value: function setStrokeColorN(args) {
this.current.strokeColor = this._makeColorN_Pattern(args);
}
}, {
key: "setFillColorN",
value: function setFillColorN(args) {
this.current.fillColor = this._makeColorN_Pattern(args);
}
}, {
key: "shadingFill",
value: function shadingFill(args) {
var width = this.viewport.width;
var height = this.viewport.height;
var inv = _util.Util.inverseTransform(this.transformMatrix);
var bl = _util.Util.applyTransform([0, 0], inv);
var br = _util.Util.applyTransform([0, height], inv);
var ul = _util.Util.applyTransform([width, 0], inv);
var ur = _util.Util.applyTransform([width, height], inv);
var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
var rect = this.svgFactory.createElement('svg:rect');
rect.setAttributeNS(null, 'x', x0);
rect.setAttributeNS(null, 'y', y0);
rect.setAttributeNS(null, 'width', x1 - x0);
rect.setAttributeNS(null, 'height', y1 - y0);
rect.setAttributeNS(null, 'fill', this._makeShadingPattern(args));
this._ensureTransformGroup().appendChild(rect);
}
}, {
key: "_makeColorN_Pattern",
value: function _makeColorN_Pattern(args) {
if (args[0] === 'TilingPattern') {
return this._makeTilingPattern(args);
}
return this._makeShadingPattern(args);
}
}, {
key: "_makeTilingPattern",
value: function _makeTilingPattern(args) {
var color = args[1];
var operatorList = args[2];
var matrix = args[3] || _util.IDENTITY_MATRIX;
var _args$ = _slicedToArray(args[4], 4),
x0 = _args$[0],
y0 = _args$[1],
x1 = _args$[2],
y1 = _args$[3];
var xstep = args[5];
var ystep = args[6];
var paintType = args[7];
var tilingId = "shading".concat(shadingCount++);
var _Util$applyTransform = _util.Util.applyTransform([x0, y0], matrix),
_Util$applyTransform2 = _slicedToArray(_Util$applyTransform, 2),
tx0 = _Util$applyTransform2[0],
ty0 = _Util$applyTransform2[1];
var _Util$applyTransform3 = _util.Util.applyTransform([x1, y1], matrix),
_Util$applyTransform4 = _slicedToArray(_Util$applyTransform3, 2),
tx1 = _Util$applyTransform4[0],
ty1 = _Util$applyTransform4[1];
var _Util$singularValueDe = _util.Util.singularValueDecompose2dScale(matrix),
_Util$singularValueDe2 = _slicedToArray(_Util$singularValueDe, 2),
xscale = _Util$singularValueDe2[0],
yscale = _Util$singularValueDe2[1];
var txstep = xstep * xscale;
var tystep = ystep * yscale;
var tiling = this.svgFactory.createElement('svg:pattern');
tiling.setAttributeNS(null, 'id', tilingId);
tiling.setAttributeNS(null, 'patternUnits', 'userSpaceOnUse');
tiling.setAttributeNS(null, 'width', txstep);
tiling.setAttributeNS(null, 'height', tystep);
tiling.setAttributeNS(null, 'x', "".concat(tx0));
tiling.setAttributeNS(null, 'y', "".concat(ty0));
var svg = this.svg;
var transformMatrix = this.transformMatrix;
var fillColor = this.current.fillColor;
var strokeColor = this.current.strokeColor;
var bbox = this.svgFactory.create(tx1 - tx0, ty1 - ty0);
this.svg = bbox;
this.transformMatrix = matrix;
if (paintType === 2) {
var cssColor = _util.Util.makeCssRgb.apply(_util.Util, _toConsumableArray(color));
this.current.fillColor = cssColor;
this.current.strokeColor = cssColor;
}
this.executeOpTree(this.convertOpList(operatorList));
this.svg = svg;
this.transformMatrix = transformMatrix;
this.current.fillColor = fillColor;
this.current.strokeColor = strokeColor;
tiling.appendChild(bbox.childNodes[0]);
this.defs.appendChild(tiling);
return "url(#".concat(tilingId, ")");
}
}, {
key: "_makeShadingPattern",
value: function _makeShadingPattern(args) {
switch (args[0]) {
case 'RadialAxial':
var shadingId = "shading".concat(shadingCount++);
var colorStops = args[2];
var gradient;
switch (args[1]) {
case 'axial':
var point0 = args[3];
var point1 = args[4];
gradient = this.svgFactory.createElement('svg:linearGradient');
gradient.setAttributeNS(null, 'id', shadingId);
gradient.setAttributeNS(null, 'gradientUnits', 'userSpaceOnUse');
gradient.setAttributeNS(null, 'x1', point0[0]);
gradient.setAttributeNS(null, 'y1', point0[1]);
gradient.setAttributeNS(null, 'x2', point1[0]);
gradient.setAttributeNS(null, 'y2', point1[1]);
break;
case 'radial':
var focalPoint = args[3];
var circlePoint = args[4];
var focalRadius = args[5];
var circleRadius = args[6];
gradient = this.svgFactory.createElement('svg:radialGradient');
gradient.setAttributeNS(null, 'id', shadingId);
gradient.setAttributeNS(null, 'gradientUnits', 'userSpaceOnUse');
gradient.setAttributeNS(null, 'cx', circlePoint[0]);
gradient.setAttributeNS(null, 'cy', circlePoint[1]);
gradient.setAttributeNS(null, 'r', circleRadius);
gradient.setAttributeNS(null, 'fx', focalPoint[0]);
gradient.setAttributeNS(null, 'fy', focalPoint[1]);
gradient.setAttributeNS(null, 'fr', focalRadius);
break;
default:
throw new Error("Unknown RadialAxial type: ".concat(args[1]));
}
var _iteratorNormalCompletion5 = true;
var _didIteratorError5 = false;
var _iteratorError5 = undefined;
try {
for (var _iterator5 = colorStops[Symbol.iterator](), _step5; !(_iteratorNormalCompletion5 = (_step5 = _iterator5.next()).done); _iteratorNormalCompletion5 = true) {
var colorStop = _step5.value;
var stop = this.svgFactory.createElement('svg:stop');
stop.setAttributeNS(null, 'offset', colorStop[0]);
stop.setAttributeNS(null, 'stop-color', colorStop[1]);
gradient.appendChild(stop);
}
} catch (err) {
_didIteratorError5 = true;
_iteratorError5 = err;
} finally {
try {
if (!_iteratorNormalCompletion5 && _iterator5["return"] != null) {
_iterator5["return"]();
}
} finally {
if (_didIteratorError5) {
throw _iteratorError5;
}
}
}
this.defs.appendChild(gradient);
return "url(#".concat(shadingId, ")");
case 'Mesh':
(0, _util.warn)('Unimplemented pattern Mesh');
return null;
case 'Dummy':
return 'hotpink';
default:
throw new Error("Unknown IR type: ".concat(args[0]));
}
}
}, {
key: "setDash",
value: function setDash(dashArray, dashPhase) {
this.current.dashArray = dashArray;
this.current.dashPhase = dashPhase;
}
}, {
key: "constructPath",
value: function constructPath(ops, args) {
var current = this.current;
var x = current.x,
y = current.y;
var d = [];
var j = 0;
var _iteratorNormalCompletion6 = true;
var _didIteratorError6 = false;
var _iteratorError6 = undefined;
try {
for (var _iterator6 = ops[Symbol.iterator](), _step6; !(_iteratorNormalCompletion6 = (_step6 = _iterator6.next()).done); _iteratorNormalCompletion6 = true) {
var op = _step6.value;
switch (op | 0) {
case _util.OPS.rectangle:
x = args[j++];
y = args[j++];
var width = args[j++];
var height = args[j++];
var xw = x + width;
var yh = y + height;
d.push('M', pf(x), pf(y), 'L', pf(xw), pf(y), 'L', pf(xw), pf(yh), 'L', pf(x), pf(yh), 'Z');
break;
case _util.OPS.moveTo:
x = args[j++];
y = args[j++];
d.push('M', pf(x), pf(y));
break;
case _util.OPS.lineTo:
x = args[j++];
y = args[j++];
d.push('L', pf(x), pf(y));
break;
case _util.OPS.curveTo:
x = args[j + 4];
y = args[j + 5];
d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y));
j += 6;
break;
case _util.OPS.curveTo2:
x = args[j + 2];
y = args[j + 3];
d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]));
j += 4;
break;
case _util.OPS.curveTo3:
x = args[j + 2];
y = args[j + 3];
d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y));
j += 4;
break;
case _util.OPS.closePath:
d.push('Z');
break;
}
}
} catch (err) {
_didIteratorError6 = true;
_iteratorError6 = err;
} finally {
try {
if (!_iteratorNormalCompletion6 && _iterator6["return"] != null) {
_iterator6["return"]();
}
} finally {
if (_didIteratorError6) {
throw _iteratorError6;
}
}
}
d = d.join(' ');
if (current.path && ops.length > 0 && ops[0] !== _util.OPS.rectangle && ops[0] !== _util.OPS.moveTo) {
d = current.path.getAttributeNS(null, 'd') + d;
} else {
current.path = this.svgFactory.createElement('svg:path');
this._ensureTransformGroup().appendChild(current.path);
}
current.path.setAttributeNS(null, 'd', d);
current.path.setAttributeNS(null, 'fill', 'none');
current.element = current.path;
current.setCurrentPoint(x, y);
}
}, {
key: "endPath",
value: function endPath() {
var current = this.current;
current.path = null;
if (!this.pendingClip) {
return;
}
if (!current.element) {
this.pendingClip = null;
return;
}
var clipId = "clippath".concat(clipCount++);
var clipPath = this.svgFactory.createElement('svg:clipPath');
clipPath.setAttributeNS(null, 'id', clipId);
clipPath.setAttributeNS(null, 'transform', pm(this.transformMatrix));
var clipElement = current.element.cloneNode(true);
if (this.pendingClip === 'evenodd') {
clipElement.setAttributeNS(null, 'clip-rule', 'evenodd');
} else {
clipElement.setAttributeNS(null, 'clip-rule', 'nonzero');
}
this.pendingClip = null;
clipPath.appendChild(clipElement);
this.defs.appendChild(clipPath);
if (current.activeClipUrl) {
current.clipGroup = null;
this.extraStack.forEach(function (prev) {
prev.clipGroup = null;
});
clipPath.setAttributeNS(null, 'clip-path', current.activeClipUrl);
}
current.activeClipUrl = "url(#".concat(clipId, ")");
this.tgrp = null;
}
}, {
key: "clip",
value: function clip(type) {
this.pendingClip = type;
}
}, {
key: "closePath",
value: function closePath() {
var current = this.current;
if (current.path) {
var d = "".concat(current.path.getAttributeNS(null, 'd'), "Z");
current.path.setAttributeNS(null, 'd', d);
}
}
}, {
key: "setLeading",
value: function setLeading(leading) {
this.current.leading = -leading;
}
}, {
key: "setTextRise",
value: function setTextRise(textRise) {
this.current.textRise = textRise;
}
}, {
key: "setTextRenderingMode",
value: function setTextRenderingMode(textRenderingMode) {
this.current.textRenderingMode = textRenderingMode;
}
}, {
key: "setHScale",
value: function setHScale(scale) {
this.current.textHScale = scale / 100;
}
}, {
key: "setRenderingIntent",
value: function setRenderingIntent(intent) {}
}, {
key: "setFlatness",
value: function setFlatness(flatness) {}
}, {
key: "setGState",
value: function setGState(states) {
var _iteratorNormalCompletion7 = true;
var _didIteratorError7 = false;
var _iteratorError7 = undefined;
try {
for (var _iterator7 = states[Symbol.iterator](), _step7; !(_iteratorNormalCompletion7 = (_step7 = _iterator7.next()).done); _iteratorNormalCompletion7 = true) {
var _step7$value = _slicedToArray(_step7.value, 2),
key = _step7$value[0],
value = _step7$value[1];
switch (key) {
case 'LW':
this.setLineWidth(value);
break;
case 'LC':
this.setLineCap(value);
break;
case 'LJ':
this.setLineJoin(value);
break;
case 'ML':
this.setMiterLimit(value);
break;
case 'D':
this.setDash(value[0], value[1]);
break;
case 'RI':
this.setRenderingIntent(value);
break;
case 'FL':
this.setFlatness(value);
break;
case 'Font':
this.setFont(value);
break;
case 'CA':
this.setStrokeAlpha(value);
break;
case 'ca':
this.setFillAlpha(value);
break;
default:
(0, _util.warn)("Unimplemented graphic state operator ".concat(key));
break;
}
}
} catch (err) {
_didIteratorError7 = true;
_iteratorError7 = err;
} finally {
try {
if (!_iteratorNormalCompletion7 && _iterator7["return"] != null) {
_iterator7["return"]();
}
} finally {
if (_didIteratorError7) {
throw _iteratorError7;
}
}
}
}
}, {
key: "fill",
value: function fill() {
var current = this.current;
if (current.element) {
current.element.setAttributeNS(null, 'fill', current.fillColor);
current.element.setAttributeNS(null, 'fill-opacity', current.fillAlpha);
this.endPath();
}
}
}, {
key: "stroke",
value: function stroke() {
var current = this.current;
if (current.element) {
this._setStrokeAttributes(current.element);
current.element.setAttributeNS(null, 'fill', 'none');
this.endPath();
}
}
}, {
key: "_setStrokeAttributes",
value: function _setStrokeAttributes(element) {
var lineWidthScale = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
var current = this.current;
var dashArray = current.dashArray;
if (lineWidthScale !== 1 && dashArray.length > 0) {
dashArray = dashArray.map(function (value) {
return lineWidthScale * value;
});
}
element.setAttributeNS(null, 'stroke', current.strokeColor);
element.setAttributeNS(null, 'stroke-opacity', current.strokeAlpha);
element.setAttributeNS(null, 'stroke-miterlimit', pf(current.miterLimit));
element.setAttributeNS(null, 'stroke-linecap', current.lineCap);
element.setAttributeNS(null, 'stroke-linejoin', current.lineJoin);
element.setAttributeNS(null, 'stroke-width', pf(lineWidthScale * current.lineWidth) + 'px');
element.setAttributeNS(null, 'stroke-dasharray', dashArray.map(pf).join(' '));
element.setAttributeNS(null, 'stroke-dashoffset', pf(lineWidthScale * current.dashPhase) + 'px');
}
}, {
key: "eoFill",
value: function eoFill() {
if (this.current.element) {
this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
}
this.fill();
}
}, {
key: "fillStroke",
value: function fillStroke() {
this.stroke();
this.fill();
}
}, {
key: "eoFillStroke",
value: function eoFillStroke() {
if (this.current.element) {
this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
}
this.fillStroke();
}
}, {
key: "closeStroke",
value: function closeStroke() {
this.closePath();
this.stroke();
}
}, {
key: "closeFillStroke",
value: function closeFillStroke() {
this.closePath();
this.fillStroke();
}
}, {
key: "closeEOFillStroke",
value: function closeEOFillStroke() {
this.closePath();
this.eoFillStroke();
}
}, {
key: "paintSolidColorImageMask",
value: function paintSolidColorImageMask() {
var rect = this.svgFactory.createElement('svg:rect');
rect.setAttributeNS(null, 'x', '0');
rect.setAttributeNS(null, 'y', '0');
rect.setAttributeNS(null, 'width', '1px');
rect.setAttributeNS(null, 'height', '1px');
rect.setAttributeNS(null, 'fill', this.current.fillColor);
this._ensureTransformGroup().appendChild(rect);
}
}, {
key: "paintJpegXObject",
value: function paintJpegXObject(objId, w, h) {
var imgObj = this.objs.get(objId);
var imgEl = this.svgFactory.createElement('svg:image');
imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src);
imgEl.setAttributeNS(null, 'width', pf(w));
imgEl.setAttributeNS(null, 'height', pf(h));
imgEl.setAttributeNS(null, 'x', '0');
imgEl.setAttributeNS(null, 'y', pf(-h));
imgEl.setAttributeNS(null, 'transform', "scale(".concat(pf(1 / w), " ").concat(pf(-1 / h), ")"));
this._ensureTransformGroup().appendChild(imgEl);
}
}, {
key: "paintImageXObject",
value: function paintImageXObject(objId) {
var imgData = this.objs.get(objId);
if (!imgData) {
(0, _util.warn)("Dependent image with object ID ".concat(objId, " is not ready yet"));
return;
}
this.paintInlineImageXObject(imgData);
}
}, {
key: "paintInlineImageXObject",
value: function paintInlineImageXObject(imgData, mask) {
var width = imgData.width;
var height = imgData.height;
var imgSrc = convertImgDataToPng(imgData, this.forceDataSchema, !!mask);
var cliprect = this.svgFactory.createElement('svg:rect');
cliprect.setAttributeNS(null, 'x', '0');
cliprect.setAttributeNS(null, 'y', '0');
cliprect.setAttributeNS(null, 'width', pf(width));
cliprect.setAttributeNS(null, 'height', pf(height));
this.current.element = cliprect;
this.clip('nonzero');
var imgEl = this.svgFactory.createElement('svg:image');
imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc);
imgEl.setAttributeNS(null, 'x', '0');
imgEl.setAttributeNS(null, 'y', pf(-height));
imgEl.setAttributeNS(null, 'width', pf(width) + 'px');
imgEl.setAttributeNS(null, 'height', pf(height) + 'px');
imgEl.setAttributeNS(null, 'transform', "scale(".concat(pf(1 / width), " ").concat(pf(-1 / height), ")"));
if (mask) {
mask.appendChild(imgEl);
} else {
this._ensureTransformGroup().appendChild(imgEl);
}
}
}, {
key: "paintImageMaskXObject",
value: function paintImageMaskXObject(imgData) {
var current = this.current;
var width = imgData.width;
var height = imgData.height;
var fillColor = current.fillColor;
current.maskId = "mask".concat(maskCount++);
var mask = this.svgFactory.createElement('svg:mask');
mask.setAttributeNS(null, 'id', current.maskId);
var rect = this.svgFactory.createElement('svg:rect');
rect.setAttributeNS(null, 'x', '0');
rect.setAttributeNS(null, 'y', '0');
rect.setAttributeNS(null, 'width', pf(width));
rect.setAttributeNS(null, 'height', pf(height));
rect.setAttributeNS(null, 'fill', fillColor);
rect.setAttributeNS(null, 'mask', "url(#".concat(current.maskId, ")"));
this.defs.appendChild(mask);
this._ensureTransformGroup().appendChild(rect);
this.paintInlineImageXObject(imgData, mask);
}
}, {
key: "paintFormXObjectBegin",
value: function paintFormXObjectBegin(matrix, bbox) {
if (Array.isArray(matrix) && matrix.length === 6) {
this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
}
if (bbox) {
var width = bbox[2] - bbox[0];
var height = bbox[3] - bbox[1];
var cliprect = this.svgFactory.createElement('svg:rect');
cliprect.setAttributeNS(null, 'x', bbox[0]);
cliprect.setAttributeNS(null, 'y', bbox[1]);
cliprect.setAttributeNS(null, 'width', pf(width));
cliprect.setAttributeNS(null, 'height', pf(height));
this.current.element = cliprect;
this.clip('nonzero');
this.endPath();
}
}
}, {
key: "paintFormXObjectEnd",
value: function paintFormXObjectEnd() {}
}, {
key: "_initialize",
value: function _initialize(viewport) {
var svg = this.svgFactory.create(viewport.width, viewport.height);
var definitions = this.svgFactory.createElement('svg:defs');
svg.appendChild(definitions);
this.defs = definitions;
var rootGroup = this.svgFactory.createElement('svg:g');
rootGroup.setAttributeNS(null, 'transform', pm(viewport.transform));
svg.appendChild(rootGroup);
this.svg = rootGroup;
return svg;
}
}, {
key: "_ensureClipGroup",
value: function _ensureClipGroup() {
if (!this.current.clipGroup) {
var clipGroup = this.svgFactory.createElement('svg:g');
clipGroup.setAttributeNS(null, 'clip-path', this.current.activeClipUrl);
this.svg.appendChild(clipGroup);
this.current.clipGroup = clipGroup;
}
return this.current.clipGroup;
}
}, {
key: "_ensureTransformGroup",
value: function _ensureTransformGroup() {
if (!this.tgrp) {
this.tgrp = this.svgFactory.createElement('svg:g');
this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
if (this.current.activeClipUrl) {
this._ensureClipGroup().appendChild(this.tgrp);
} else {
this.svg.appendChild(this.tgrp);
}
}
return this.tgrp;
}
}]);
return SVGGraphics;
}();
}
/***/ }),
/* 165 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFNodeStream = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
var _network_utils = __w_pdfjs_require__(166);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var fs = require('fs');
var http = require('http');
var https = require('https');
var url = require('url');
var fileUriRegex = /^file:\/\/\/[a-zA-Z]:\//;
function parseUrl(sourceUrl) {
var parsedUrl = url.parse(sourceUrl);
if (parsedUrl.protocol === 'file:' || parsedUrl.host) {
return parsedUrl;
}
if (/^[a-z]:[/\\]/i.test(sourceUrl)) {
return url.parse("file:///".concat(sourceUrl));
}
if (!parsedUrl.host) {
parsedUrl.protocol = 'file:';
}
return parsedUrl;
}
var PDFNodeStream =
/*#__PURE__*/
function () {
function PDFNodeStream(source) {
_classCallCheck(this, PDFNodeStream);
this.source = source;
this.url = parseUrl(source.url);
this.isHttp = this.url.protocol === 'http:' || this.url.protocol === 'https:';
this.isFsUrl = this.url.protocol === 'file:';
this.httpHeaders = this.isHttp && source.httpHeaders || {};
this._fullRequestReader = null;
this._rangeRequestReaders = [];
}
_createClass(PDFNodeStream, [{
key: "getFullReader",
value: function getFullReader() {
(0, _util.assert)(!this._fullRequestReader);
this._fullRequestReader = this.isFsUrl ? new PDFNodeStreamFsFullReader(this) : new PDFNodeStreamFullReader(this);
return this._fullRequestReader;
}
}, {
key: "getRangeReader",
value: function getRangeReader(start, end) {
if (end <= this._progressiveDataLength) {
return null;
}
var rangeReader = this.isFsUrl ? new PDFNodeStreamFsRangeReader(this, start, end) : new PDFNodeStreamRangeReader(this, start, end);
this._rangeRequestReaders.push(rangeReader);
return rangeReader;
}
}, {
key: "cancelAllRequests",
value: function cancelAllRequests(reason) {
if (this._fullRequestReader) {
this._fullRequestReader.cancel(reason);
}
var readers = this._rangeRequestReaders.slice(0);
readers.forEach(function (reader) {
reader.cancel(reason);
});
}
}, {
key: "_progressiveDataLength",
get: function get() {
return this._fullRequestReader ? this._fullRequestReader._loaded : 0;
}
}]);
return PDFNodeStream;
}();
exports.PDFNodeStream = PDFNodeStream;
var BaseFullReader =
/*#__PURE__*/
function () {
function BaseFullReader(stream) {
_classCallCheck(this, BaseFullReader);
this._url = stream.url;
this._done = false;
this._storedError = null;
this.onProgress = null;
var source = stream.source;
this._contentLength = source.length;
this._loaded = 0;
this._filename = null;
this._disableRange = source.disableRange || false;
this._rangeChunkSize = source.rangeChunkSize;
if (!this._rangeChunkSize && !this._disableRange) {
this._disableRange = true;
}
this._isStreamingSupported = !source.disableStream;
this._isRangeSupported = !source.disableRange;
this._readableStream = null;
this._readCapability = (0, _util.createPromiseCapability)();
this._headersCapability = (0, _util.createPromiseCapability)();
}
_createClass(BaseFullReader, [{
key: "read",
value: function () {
var _read = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee() {
var chunk, buffer;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
_context.next = 2;
return this._readCapability.promise;
case 2:
if (!this._done) {
_context.next = 4;
break;
}
return _context.abrupt("return", {
value: undefined,
done: true
});
case 4:
if (!this._storedError) {
_context.next = 6;
break;
}
throw this._storedError;
case 6:
chunk = this._readableStream.read();
if (!(chunk === null)) {
_context.next = 10;
break;
}
this._readCapability = (0, _util.createPromiseCapability)();
return _context.abrupt("return", this.read());
case 10:
this._loaded += chunk.length;
if (this.onProgress) {
this.onProgress({
loaded: this._loaded,
total: this._contentLength
});
}
buffer = new Uint8Array(chunk).buffer;
return _context.abrupt("return", {
value: buffer,
done: false
});
case 14:
case "end":
return _context.stop();
}
}
}, _callee, this);
}));
function read() {
return _read.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
if (!this._readableStream) {
this._error(reason);
return;
}
this._readableStream.destroy(reason);
}
}, {
key: "_error",
value: function _error(reason) {
this._storedError = reason;
this._readCapability.resolve();
}
}, {
key: "_setReadableStream",
value: function _setReadableStream(readableStream) {
var _this = this;
this._readableStream = readableStream;
readableStream.on('readable', function () {
_this._readCapability.resolve();
});
readableStream.on('end', function () {
readableStream.destroy();
_this._done = true;
_this._readCapability.resolve();
});
readableStream.on('error', function (reason) {
_this._error(reason);
});
if (!this._isStreamingSupported && this._isRangeSupported) {
this._error(new _util.AbortException('streaming is disabled'));
}
if (this._storedError) {
this._readableStream.destroy(this._storedError);
}
}
}, {
key: "headersReady",
get: function get() {
return this._headersCapability.promise;
}
}, {
key: "filename",
get: function get() {
return this._filename;
}
}, {
key: "contentLength",
get: function get() {
return this._contentLength;
}
}, {
key: "isRangeSupported",
get: function get() {
return this._isRangeSupported;
}
}, {
key: "isStreamingSupported",
get: function get() {
return this._isStreamingSupported;
}
}]);
return BaseFullReader;
}();
var BaseRangeReader =
/*#__PURE__*/
function () {
function BaseRangeReader(stream) {
_classCallCheck(this, BaseRangeReader);
this._url = stream.url;
this._done = false;
this._storedError = null;
this.onProgress = null;
this._loaded = 0;
this._readableStream = null;
this._readCapability = (0, _util.createPromiseCapability)();
var source = stream.source;
this._isStreamingSupported = !source.disableStream;
}
_createClass(BaseRangeReader, [{
key: "read",
value: function () {
var _read2 = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee2() {
var chunk, buffer;
return _regenerator["default"].wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
_context2.next = 2;
return this._readCapability.promise;
case 2:
if (!this._done) {
_context2.next = 4;
break;
}
return _context2.abrupt("return", {
value: undefined,
done: true
});
case 4:
if (!this._storedError) {
_context2.next = 6;
break;
}
throw this._storedError;
case 6:
chunk = this._readableStream.read();
if (!(chunk === null)) {
_context2.next = 10;
break;
}
this._readCapability = (0, _util.createPromiseCapability)();
return _context2.abrupt("return", this.read());
case 10:
this._loaded += chunk.length;
if (this.onProgress) {
this.onProgress({
loaded: this._loaded
});
}
buffer = new Uint8Array(chunk).buffer;
return _context2.abrupt("return", {
value: buffer,
done: false
});
case 14:
case "end":
return _context2.stop();
}
}
}, _callee2, this);
}));
function read() {
return _read2.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
if (!this._readableStream) {
this._error(reason);
return;
}
this._readableStream.destroy(reason);
}
}, {
key: "_error",
value: function _error(reason) {
this._storedError = reason;
this._readCapability.resolve();
}
}, {
key: "_setReadableStream",
value: function _setReadableStream(readableStream) {
var _this2 = this;
this._readableStream = readableStream;
readableStream.on('readable', function () {
_this2._readCapability.resolve();
});
readableStream.on('end', function () {
readableStream.destroy();
_this2._done = true;
_this2._readCapability.resolve();
});
readableStream.on('error', function (reason) {
_this2._error(reason);
});
if (this._storedError) {
this._readableStream.destroy(this._storedError);
}
}
}, {
key: "isStreamingSupported",
get: function get() {
return this._isStreamingSupported;
}
}]);
return BaseRangeReader;
}();
function createRequestOptions(url, headers) {
return {
protocol: url.protocol,
auth: url.auth,
host: url.hostname,
port: url.port,
path: url.path,
method: 'GET',
headers: headers
};
}
var PDFNodeStreamFullReader =
/*#__PURE__*/
function (_BaseFullReader) {
_inherits(PDFNodeStreamFullReader, _BaseFullReader);
function PDFNodeStreamFullReader(stream) {
var _this3;
_classCallCheck(this, PDFNodeStreamFullReader);
_this3 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamFullReader).call(this, stream));
var handleResponse = function handleResponse(response) {
if (response.statusCode === 404) {
var error = new _util.MissingPDFException("Missing PDF \"".concat(_this3._url, "\"."));
_this3._storedError = error;
_this3._headersCapability.reject(error);
return;
}
_this3._headersCapability.resolve();
_this3._setReadableStream(response);
var getResponseHeader = function getResponseHeader(name) {
return _this3._readableStream.headers[name.toLowerCase()];
};
var _validateRangeRequest = (0, _network_utils.validateRangeRequestCapabilities)({
getResponseHeader: getResponseHeader,
isHttp: stream.isHttp,
rangeChunkSize: _this3._rangeChunkSize,
disableRange: _this3._disableRange
}),
allowRangeRequests = _validateRangeRequest.allowRangeRequests,
suggestedLength = _validateRangeRequest.suggestedLength;
_this3._isRangeSupported = allowRangeRequests;
_this3._contentLength = suggestedLength || _this3._contentLength;
_this3._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
};
_this3._request = null;
if (_this3._url.protocol === 'http:') {
_this3._request = http.request(createRequestOptions(_this3._url, stream.httpHeaders), handleResponse);
} else {
_this3._request = https.request(createRequestOptions(_this3._url, stream.httpHeaders), handleResponse);
}
_this3._request.on('error', function (reason) {
_this3._storedError = reason;
_this3._headersCapability.reject(reason);
});
_this3._request.end();
return _this3;
}
return PDFNodeStreamFullReader;
}(BaseFullReader);
var PDFNodeStreamRangeReader =
/*#__PURE__*/
function (_BaseRangeReader) {
_inherits(PDFNodeStreamRangeReader, _BaseRangeReader);
function PDFNodeStreamRangeReader(stream, start, end) {
var _this4;
_classCallCheck(this, PDFNodeStreamRangeReader);
_this4 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamRangeReader).call(this, stream));
_this4._httpHeaders = {};
for (var property in stream.httpHeaders) {
var value = stream.httpHeaders[property];
if (typeof value === 'undefined') {
continue;
}
_this4._httpHeaders[property] = value;
}
_this4._httpHeaders['Range'] = "bytes=".concat(start, "-").concat(end - 1);
var handleResponse = function handleResponse(response) {
if (response.statusCode === 404) {
var error = new _util.MissingPDFException("Missing PDF \"".concat(_this4._url, "\"."));
_this4._storedError = error;
return;
}
_this4._setReadableStream(response);
};
_this4._request = null;
if (_this4._url.protocol === 'http:') {
_this4._request = http.request(createRequestOptions(_this4._url, _this4._httpHeaders), handleResponse);
} else {
_this4._request = https.request(createRequestOptions(_this4._url, _this4._httpHeaders), handleResponse);
}
_this4._request.on('error', function (reason) {
_this4._storedError = reason;
});
_this4._request.end();
return _this4;
}
return PDFNodeStreamRangeReader;
}(BaseRangeReader);
var PDFNodeStreamFsFullReader =
/*#__PURE__*/
function (_BaseFullReader2) {
_inherits(PDFNodeStreamFsFullReader, _BaseFullReader2);
function PDFNodeStreamFsFullReader(stream) {
var _this5;
_classCallCheck(this, PDFNodeStreamFsFullReader);
_this5 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamFsFullReader).call(this, stream));
var path = decodeURIComponent(_this5._url.path);
if (fileUriRegex.test(_this5._url.href)) {
path = path.replace(/^\//, '');
}
fs.lstat(path, function (error, stat) {
if (error) {
if (error.code === 'ENOENT') {
error = new _util.MissingPDFException("Missing PDF \"".concat(path, "\"."));
}
_this5._storedError = error;
_this5._headersCapability.reject(error);
return;
}
_this5._contentLength = stat.size;
_this5._setReadableStream(fs.createReadStream(path));
_this5._headersCapability.resolve();
});
return _this5;
}
return PDFNodeStreamFsFullReader;
}(BaseFullReader);
var PDFNodeStreamFsRangeReader =
/*#__PURE__*/
function (_BaseRangeReader2) {
_inherits(PDFNodeStreamFsRangeReader, _BaseRangeReader2);
function PDFNodeStreamFsRangeReader(stream, start, end) {
var _this6;
_classCallCheck(this, PDFNodeStreamFsRangeReader);
_this6 = _possibleConstructorReturn(this, _getPrototypeOf(PDFNodeStreamFsRangeReader).call(this, stream));
var path = decodeURIComponent(_this6._url.path);
if (fileUriRegex.test(_this6._url.href)) {
path = path.replace(/^\//, '');
}
_this6._setReadableStream(fs.createReadStream(path, {
start: start,
end: end - 1
}));
return _this6;
}
return PDFNodeStreamFsRangeReader;
}(BaseRangeReader);
/***/ }),
/* 166 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.createResponseStatusError = createResponseStatusError;
exports.extractFilenameFromHeader = extractFilenameFromHeader;
exports.validateRangeRequestCapabilities = validateRangeRequestCapabilities;
exports.validateResponseStatus = validateResponseStatus;
var _util = __w_pdfjs_require__(1);
var _content_disposition = __w_pdfjs_require__(167);
function validateRangeRequestCapabilities(_ref) {
var getResponseHeader = _ref.getResponseHeader,
isHttp = _ref.isHttp,
rangeChunkSize = _ref.rangeChunkSize,
disableRange = _ref.disableRange;
(0, _util.assert)(rangeChunkSize > 0, 'Range chunk size must be larger than zero');
var returnValues = {
allowRangeRequests: false,
suggestedLength: undefined
};
var length = parseInt(getResponseHeader('Content-Length'), 10);
if (!Number.isInteger(length)) {
return returnValues;
}
returnValues.suggestedLength = length;
if (length <= 2 * rangeChunkSize) {
return returnValues;
}
if (disableRange || !isHttp) {
return returnValues;
}
if (getResponseHeader('Accept-Ranges') !== 'bytes') {
return returnValues;
}
var contentEncoding = getResponseHeader('Content-Encoding') || 'identity';
if (contentEncoding !== 'identity') {
return returnValues;
}
returnValues.allowRangeRequests = true;
return returnValues;
}
function extractFilenameFromHeader(getResponseHeader) {
var contentDisposition = getResponseHeader('Content-Disposition');
if (contentDisposition) {
var filename = (0, _content_disposition.getFilenameFromContentDispositionHeader)(contentDisposition);
if (/\.pdf$/i.test(filename)) {
return filename;
}
}
return null;
}
function createResponseStatusError(status, url) {
if (status === 404 || status === 0 && /^file:/.test(url)) {
return new _util.MissingPDFException('Missing PDF "' + url + '".');
}
return new _util.UnexpectedResponseException('Unexpected server response (' + status + ') while retrieving PDF "' + url + '".', status);
}
function validateResponseStatus(status) {
return status === 200 || status === 206;
}
/***/ }),
/* 167 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getFilenameFromContentDispositionHeader = getFilenameFromContentDispositionHeader;
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _iterableToArrayLimit(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function getFilenameFromContentDispositionHeader(contentDisposition) {
var needsEncodingFixup = true;
var tmp = toParamRegExp('filename\\*', 'i').exec(contentDisposition);
if (tmp) {
tmp = tmp[1];
var filename = rfc2616unquote(tmp);
filename = unescape(filename);
filename = rfc5987decode(filename);
filename = rfc2047decode(filename);
return fixupEncoding(filename);
}
tmp = rfc2231getparam(contentDisposition);
if (tmp) {
var _filename = rfc2047decode(tmp);
return fixupEncoding(_filename);
}
tmp = toParamRegExp('filename', 'i').exec(contentDisposition);
if (tmp) {
tmp = tmp[1];
var _filename2 = rfc2616unquote(tmp);
_filename2 = rfc2047decode(_filename2);
return fixupEncoding(_filename2);
}
function toParamRegExp(attributePattern, flags) {
return new RegExp('(?:^|;)\\s*' + attributePattern + '\\s*=\\s*' + '(' + '[^";\\s][^;\\s]*' + '|' + '"(?:[^"\\\\]|\\\\"?)+"?' + ')', flags);
}
function textdecode(encoding, value) {
if (encoding) {
if (!/^[\x00-\xFF]+$/.test(value)) {
return value;
}
try {
var decoder = new TextDecoder(encoding, {
fatal: true
});
var bytes = Array.from(value, function (ch) {
return ch.charCodeAt(0) & 0xFF;
});
value = decoder.decode(new Uint8Array(bytes));
needsEncodingFixup = false;
} catch (e) {
if (/^utf-?8$/i.test(encoding)) {
try {
value = decodeURIComponent(escape(value));
needsEncodingFixup = false;
} catch (err) {}
}
}
}
return value;
}
function fixupEncoding(value) {
if (needsEncodingFixup && /[\x80-\xff]/.test(value)) {
value = textdecode('utf-8', value);
if (needsEncodingFixup) {
value = textdecode('iso-8859-1', value);
}
}
return value;
}
function rfc2231getparam(contentDisposition) {
var matches = [],
match;
var iter = toParamRegExp('filename\\*((?!0\\d)\\d+)(\\*?)', 'ig');
while ((match = iter.exec(contentDisposition)) !== null) {
var _match = match,
_match2 = _slicedToArray(_match, 4),
n = _match2[1],
quot = _match2[2],
part = _match2[3];
n = parseInt(n, 10);
if (n in matches) {
if (n === 0) {
break;
}
continue;
}
matches[n] = [quot, part];
}
var parts = [];
for (var n = 0; n < matches.length; ++n) {
if (!(n in matches)) {
break;
}
var _matches$n = _slicedToArray(matches[n], 2),
quot = _matches$n[0],
part = _matches$n[1];
part = rfc2616unquote(part);
if (quot) {
part = unescape(part);
if (n === 0) {
part = rfc5987decode(part);
}
}
parts.push(part);
}
return parts.join('');
}
function rfc2616unquote(value) {
if (value.startsWith('"')) {
var parts = value.slice(1).split('\\"');
for (var i = 0; i < parts.length; ++i) {
var quotindex = parts[i].indexOf('"');
if (quotindex !== -1) {
parts[i] = parts[i].slice(0, quotindex);
parts.length = i + 1;
}
parts[i] = parts[i].replace(/\\(.)/g, '$1');
}
value = parts.join('"');
}
return value;
}
function rfc5987decode(extvalue) {
var encodingend = extvalue.indexOf('\'');
if (encodingend === -1) {
return extvalue;
}
var encoding = extvalue.slice(0, encodingend);
var langvalue = extvalue.slice(encodingend + 1);
var value = langvalue.replace(/^[^']*'/, '');
return textdecode(encoding, value);
}
function rfc2047decode(value) {
if (!value.startsWith('=?') || /[\x00-\x19\x80-\xff]/.test(value)) {
return value;
}
return value.replace(/=\?([\w-]*)\?([QqBb])\?((?:[^?]|\?(?!=))*)\?=/g, function (_, charset, encoding, text) {
if (encoding === 'q' || encoding === 'Q') {
text = text.replace(/_/g, ' ');
text = text.replace(/=([0-9a-fA-F]{2})/g, function (_, hex) {
return String.fromCharCode(parseInt(hex, 16));
});
return textdecode(charset, text);
}
try {
text = atob(text);
} catch (e) {}
return textdecode(charset, text);
});
}
return '';
}
/***/ }),
/* 168 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFNetworkStream = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
var _network_utils = __w_pdfjs_require__(166);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
;
var OK_RESPONSE = 200;
var PARTIAL_CONTENT_RESPONSE = 206;
function getArrayBuffer(xhr) {
var data = xhr.response;
if (typeof data !== 'string') {
return data;
}
var array = (0, _util.stringToBytes)(data);
return array.buffer;
}
var NetworkManager =
/*#__PURE__*/
function () {
function NetworkManager(url, args) {
_classCallCheck(this, NetworkManager);
this.url = url;
args = args || {};
this.isHttp = /^https?:/i.test(url);
this.httpHeaders = this.isHttp && args.httpHeaders || {};
this.withCredentials = args.withCredentials || false;
this.getXhr = args.getXhr || function NetworkManager_getXhr() {
return new XMLHttpRequest();
};
this.currXhrId = 0;
this.pendingRequests = Object.create(null);
}
_createClass(NetworkManager, [{
key: "requestRange",
value: function requestRange(begin, end, listeners) {
var args = {
begin: begin,
end: end
};
for (var prop in listeners) {
args[prop] = listeners[prop];
}
return this.request(args);
}
}, {
key: "requestFull",
value: function requestFull(listeners) {
return this.request(listeners);
}
}, {
key: "request",
value: function request(args) {
var xhr = this.getXhr();
var xhrId = this.currXhrId++;
var pendingRequest = this.pendingRequests[xhrId] = {
xhr: xhr
};
xhr.open('GET', this.url);
xhr.withCredentials = this.withCredentials;
for (var property in this.httpHeaders) {
var value = this.httpHeaders[property];
if (typeof value === 'undefined') {
continue;
}
xhr.setRequestHeader(property, value);
}
if (this.isHttp && 'begin' in args && 'end' in args) {
xhr.setRequestHeader('Range', "bytes=".concat(args.begin, "-").concat(args.end - 1));
pendingRequest.expectedStatus = PARTIAL_CONTENT_RESPONSE;
} else {
pendingRequest.expectedStatus = OK_RESPONSE;
}
xhr.responseType = 'arraybuffer';
if (args.onError) {
xhr.onerror = function (evt) {
args.onError(xhr.status);
};
}
xhr.onreadystatechange = this.onStateChange.bind(this, xhrId);
xhr.onprogress = this.onProgress.bind(this, xhrId);
pendingRequest.onHeadersReceived = args.onHeadersReceived;
pendingRequest.onDone = args.onDone;
pendingRequest.onError = args.onError;
pendingRequest.onProgress = args.onProgress;
xhr.send(null);
return xhrId;
}
}, {
key: "onProgress",
value: function onProgress(xhrId, evt) {
var pendingRequest = this.pendingRequests[xhrId];
if (!pendingRequest) {
return;
}
if (pendingRequest.onProgress) {
pendingRequest.onProgress(evt);
}
}
}, {
key: "onStateChange",
value: function onStateChange(xhrId, evt) {
var pendingRequest = this.pendingRequests[xhrId];
if (!pendingRequest) {
return;
}
var xhr = pendingRequest.xhr;
if (xhr.readyState >= 2 && pendingRequest.onHeadersReceived) {
pendingRequest.onHeadersReceived();
delete pendingRequest.onHeadersReceived;
}
if (xhr.readyState !== 4) {
return;
}
if (!(xhrId in this.pendingRequests)) {
return;
}
delete this.pendingRequests[xhrId];
if (xhr.status === 0 && this.isHttp) {
if (pendingRequest.onError) {
pendingRequest.onError(xhr.status);
}
return;
}
var xhrStatus = xhr.status || OK_RESPONSE;
var ok_response_on_range_request = xhrStatus === OK_RESPONSE && pendingRequest.expectedStatus === PARTIAL_CONTENT_RESPONSE;
if (!ok_response_on_range_request && xhrStatus !== pendingRequest.expectedStatus) {
if (pendingRequest.onError) {
pendingRequest.onError(xhr.status);
}
return;
}
var chunk = getArrayBuffer(xhr);
if (xhrStatus === PARTIAL_CONTENT_RESPONSE) {
var rangeHeader = xhr.getResponseHeader('Content-Range');
var matches = /bytes (\d+)-(\d+)\/(\d+)/.exec(rangeHeader);
pendingRequest.onDone({
begin: parseInt(matches[1], 10),
chunk: chunk
});
} else if (chunk) {
pendingRequest.onDone({
begin: 0,
chunk: chunk
});
} else if (pendingRequest.onError) {
pendingRequest.onError(xhr.status);
}
}
}, {
key: "hasPendingRequests",
value: function hasPendingRequests() {
for (var xhrId in this.pendingRequests) {
return true;
}
return false;
}
}, {
key: "getRequestXhr",
value: function getRequestXhr(xhrId) {
return this.pendingRequests[xhrId].xhr;
}
}, {
key: "isPendingRequest",
value: function isPendingRequest(xhrId) {
return xhrId in this.pendingRequests;
}
}, {
key: "abortAllRequests",
value: function abortAllRequests() {
for (var xhrId in this.pendingRequests) {
this.abortRequest(xhrId | 0);
}
}
}, {
key: "abortRequest",
value: function abortRequest(xhrId) {
var xhr = this.pendingRequests[xhrId].xhr;
delete this.pendingRequests[xhrId];
xhr.abort();
}
}]);
return NetworkManager;
}();
var PDFNetworkStream =
/*#__PURE__*/
function () {
function PDFNetworkStream(source) {
_classCallCheck(this, PDFNetworkStream);
this._source = source;
this._manager = new NetworkManager(source.url, {
httpHeaders: source.httpHeaders,
withCredentials: source.withCredentials
});
this._rangeChunkSize = source.rangeChunkSize;
this._fullRequestReader = null;
this._rangeRequestReaders = [];
}
_createClass(PDFNetworkStream, [{
key: "_onRangeRequestReaderClosed",
value: function _onRangeRequestReaderClosed(reader) {
var i = this._rangeRequestReaders.indexOf(reader);
if (i >= 0) {
this._rangeRequestReaders.splice(i, 1);
}
}
}, {
key: "getFullReader",
value: function getFullReader() {
(0, _util.assert)(!this._fullRequestReader);
this._fullRequestReader = new PDFNetworkStreamFullRequestReader(this._manager, this._source);
return this._fullRequestReader;
}
}, {
key: "getRangeReader",
value: function getRangeReader(begin, end) {
var reader = new PDFNetworkStreamRangeRequestReader(this._manager, begin, end);
reader.onClosed = this._onRangeRequestReaderClosed.bind(this);
this._rangeRequestReaders.push(reader);
return reader;
}
}, {
key: "cancelAllRequests",
value: function cancelAllRequests(reason) {
if (this._fullRequestReader) {
this._fullRequestReader.cancel(reason);
}
var readers = this._rangeRequestReaders.slice(0);
readers.forEach(function (reader) {
reader.cancel(reason);
});
}
}]);
return PDFNetworkStream;
}();
exports.PDFNetworkStream = PDFNetworkStream;
var PDFNetworkStreamFullRequestReader =
/*#__PURE__*/
function () {
function PDFNetworkStreamFullRequestReader(manager, source) {
_classCallCheck(this, PDFNetworkStreamFullRequestReader);
this._manager = manager;
var args = {
onHeadersReceived: this._onHeadersReceived.bind(this),
onDone: this._onDone.bind(this),
onError: this._onError.bind(this),
onProgress: this._onProgress.bind(this)
};
this._url = source.url;
this._fullRequestId = manager.requestFull(args);
this._headersReceivedCapability = (0, _util.createPromiseCapability)();
this._disableRange = source.disableRange || false;
this._contentLength = source.length;
this._rangeChunkSize = source.rangeChunkSize;
if (!this._rangeChunkSize && !this._disableRange) {
this._disableRange = true;
}
this._isStreamingSupported = false;
this._isRangeSupported = false;
this._cachedChunks = [];
this._requests = [];
this._done = false;
this._storedError = undefined;
this._filename = null;
this.onProgress = null;
}
_createClass(PDFNetworkStreamFullRequestReader, [{
key: "_onHeadersReceived",
value: function _onHeadersReceived() {
var fullRequestXhrId = this._fullRequestId;
var fullRequestXhr = this._manager.getRequestXhr(fullRequestXhrId);
var getResponseHeader = function getResponseHeader(name) {
return fullRequestXhr.getResponseHeader(name);
};
var _validateRangeRequest = (0, _network_utils.validateRangeRequestCapabilities)({
getResponseHeader: getResponseHeader,
isHttp: this._manager.isHttp,
rangeChunkSize: this._rangeChunkSize,
disableRange: this._disableRange
}),
allowRangeRequests = _validateRangeRequest.allowRangeRequests,
suggestedLength = _validateRangeRequest.suggestedLength;
if (allowRangeRequests) {
this._isRangeSupported = true;
}
this._contentLength = suggestedLength || this._contentLength;
this._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
if (this._isRangeSupported) {
this._manager.abortRequest(fullRequestXhrId);
}
this._headersReceivedCapability.resolve();
}
}, {
key: "_onDone",
value: function _onDone(args) {
if (args) {
if (this._requests.length > 0) {
var requestCapability = this._requests.shift();
requestCapability.resolve({
value: args.chunk,
done: false
});
} else {
this._cachedChunks.push(args.chunk);
}
}
this._done = true;
if (this._cachedChunks.length > 0) {
return;
}
this._requests.forEach(function (requestCapability) {
requestCapability.resolve({
value: undefined,
done: true
});
});
this._requests = [];
}
}, {
key: "_onError",
value: function _onError(status) {
var url = this._url;
var exception = (0, _network_utils.createResponseStatusError)(status, url);
this._storedError = exception;
this._headersReceivedCapability.reject(exception);
this._requests.forEach(function (requestCapability) {
requestCapability.reject(exception);
});
this._requests = [];
this._cachedChunks = [];
}
}, {
key: "_onProgress",
value: function _onProgress(data) {
if (this.onProgress) {
this.onProgress({
loaded: data.loaded,
total: data.lengthComputable ? data.total : this._contentLength
});
}
}
}, {
key: "read",
value: function () {
var _read = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee() {
var chunk, requestCapability;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
if (!this._storedError) {
_context.next = 2;
break;
}
throw this._storedError;
case 2:
if (!(this._cachedChunks.length > 0)) {
_context.next = 5;
break;
}
chunk = this._cachedChunks.shift();
return _context.abrupt("return", {
value: chunk,
done: false
});
case 5:
if (!this._done) {
_context.next = 7;
break;
}
return _context.abrupt("return", {
value: undefined,
done: true
});
case 7:
requestCapability = (0, _util.createPromiseCapability)();
this._requests.push(requestCapability);
return _context.abrupt("return", requestCapability.promise);
case 10:
case "end":
return _context.stop();
}
}
}, _callee, this);
}));
function read() {
return _read.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
this._done = true;
this._headersReceivedCapability.reject(reason);
this._requests.forEach(function (requestCapability) {
requestCapability.resolve({
value: undefined,
done: true
});
});
this._requests = [];
if (this._manager.isPendingRequest(this._fullRequestId)) {
this._manager.abortRequest(this._fullRequestId);
}
this._fullRequestReader = null;
}
}, {
key: "filename",
get: function get() {
return this._filename;
}
}, {
key: "isRangeSupported",
get: function get() {
return this._isRangeSupported;
}
}, {
key: "isStreamingSupported",
get: function get() {
return this._isStreamingSupported;
}
}, {
key: "contentLength",
get: function get() {
return this._contentLength;
}
}, {
key: "headersReady",
get: function get() {
return this._headersReceivedCapability.promise;
}
}]);
return PDFNetworkStreamFullRequestReader;
}();
var PDFNetworkStreamRangeRequestReader =
/*#__PURE__*/
function () {
function PDFNetworkStreamRangeRequestReader(manager, begin, end) {
_classCallCheck(this, PDFNetworkStreamRangeRequestReader);
this._manager = manager;
var args = {
onDone: this._onDone.bind(this),
onProgress: this._onProgress.bind(this)
};
this._requestId = manager.requestRange(begin, end, args);
this._requests = [];
this._queuedChunk = null;
this._done = false;
this.onProgress = null;
this.onClosed = null;
}
_createClass(PDFNetworkStreamRangeRequestReader, [{
key: "_close",
value: function _close() {
if (this.onClosed) {
this.onClosed(this);
}
}
}, {
key: "_onDone",
value: function _onDone(data) {
var chunk = data.chunk;
if (this._requests.length > 0) {
var requestCapability = this._requests.shift();
requestCapability.resolve({
value: chunk,
done: false
});
} else {
this._queuedChunk = chunk;
}
this._done = true;
this._requests.forEach(function (requestCapability) {
requestCapability.resolve({
value: undefined,
done: true
});
});
this._requests = [];
this._close();
}
}, {
key: "_onProgress",
value: function _onProgress(evt) {
if (!this.isStreamingSupported && this.onProgress) {
this.onProgress({
loaded: evt.loaded
});
}
}
}, {
key: "read",
value: function () {
var _read2 = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee2() {
var chunk, requestCapability;
return _regenerator["default"].wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
if (!(this._queuedChunk !== null)) {
_context2.next = 4;
break;
}
chunk = this._queuedChunk;
this._queuedChunk = null;
return _context2.abrupt("return", {
value: chunk,
done: false
});
case 4:
if (!this._done) {
_context2.next = 6;
break;
}
return _context2.abrupt("return", {
value: undefined,
done: true
});
case 6:
requestCapability = (0, _util.createPromiseCapability)();
this._requests.push(requestCapability);
return _context2.abrupt("return", requestCapability.promise);
case 9:
case "end":
return _context2.stop();
}
}
}, _callee2, this);
}));
function read() {
return _read2.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
this._done = true;
this._requests.forEach(function (requestCapability) {
requestCapability.resolve({
value: undefined,
done: true
});
});
this._requests = [];
if (this._manager.isPendingRequest(this._requestId)) {
this._manager.abortRequest(this._requestId);
}
this._close();
}
}, {
key: "isStreamingSupported",
get: function get() {
return false;
}
}]);
return PDFNetworkStreamRangeRequestReader;
}();
/***/ }),
/* 169 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFFetchStream = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(148));
var _util = __w_pdfjs_require__(1);
var _network_utils = __w_pdfjs_require__(166);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function createFetchOptions(headers, withCredentials, abortController) {
return {
method: 'GET',
headers: headers,
signal: abortController && abortController.signal,
mode: 'cors',
credentials: withCredentials ? 'include' : 'same-origin',
redirect: 'follow'
};
}
var PDFFetchStream =
/*#__PURE__*/
function () {
function PDFFetchStream(source) {
_classCallCheck(this, PDFFetchStream);
this.source = source;
this.isHttp = /^https?:/i.test(source.url);
this.httpHeaders = this.isHttp && source.httpHeaders || {};
this._fullRequestReader = null;
this._rangeRequestReaders = [];
}
_createClass(PDFFetchStream, [{
key: "getFullReader",
value: function getFullReader() {
(0, _util.assert)(!this._fullRequestReader);
this._fullRequestReader = new PDFFetchStreamReader(this);
return this._fullRequestReader;
}
}, {
key: "getRangeReader",
value: function getRangeReader(begin, end) {
if (end <= this._progressiveDataLength) {
return null;
}
var reader = new PDFFetchStreamRangeReader(this, begin, end);
this._rangeRequestReaders.push(reader);
return reader;
}
}, {
key: "cancelAllRequests",
value: function cancelAllRequests(reason) {
if (this._fullRequestReader) {
this._fullRequestReader.cancel(reason);
}
var readers = this._rangeRequestReaders.slice(0);
readers.forEach(function (reader) {
reader.cancel(reason);
});
}
}, {
key: "_progressiveDataLength",
get: function get() {
return this._fullRequestReader ? this._fullRequestReader._loaded : 0;
}
}]);
return PDFFetchStream;
}();
exports.PDFFetchStream = PDFFetchStream;
var PDFFetchStreamReader =
/*#__PURE__*/
function () {
function PDFFetchStreamReader(stream) {
var _this = this;
_classCallCheck(this, PDFFetchStreamReader);
this._stream = stream;
this._reader = null;
this._loaded = 0;
this._filename = null;
var source = stream.source;
this._withCredentials = source.withCredentials || false;
this._contentLength = source.length;
this._headersCapability = (0, _util.createPromiseCapability)();
this._disableRange = source.disableRange || false;
this._rangeChunkSize = source.rangeChunkSize;
if (!this._rangeChunkSize && !this._disableRange) {
this._disableRange = true;
}
if (typeof AbortController !== 'undefined') {
this._abortController = new AbortController();
}
this._isStreamingSupported = !source.disableStream;
this._isRangeSupported = !source.disableRange;
this._headers = new Headers();
for (var property in this._stream.httpHeaders) {
var value = this._stream.httpHeaders[property];
if (typeof value === 'undefined') {
continue;
}
this._headers.append(property, value);
}
var url = source.url;
fetch(url, createFetchOptions(this._headers, this._withCredentials, this._abortController)).then(function (response) {
if (!(0, _network_utils.validateResponseStatus)(response.status)) {
throw (0, _network_utils.createResponseStatusError)(response.status, url);
}
_this._reader = response.body.getReader();
_this._headersCapability.resolve();
var getResponseHeader = function getResponseHeader(name) {
return response.headers.get(name);
};
var _validateRangeRequest = (0, _network_utils.validateRangeRequestCapabilities)({
getResponseHeader: getResponseHeader,
isHttp: _this._stream.isHttp,
rangeChunkSize: _this._rangeChunkSize,
disableRange: _this._disableRange
}),
allowRangeRequests = _validateRangeRequest.allowRangeRequests,
suggestedLength = _validateRangeRequest.suggestedLength;
_this._isRangeSupported = allowRangeRequests;
_this._contentLength = suggestedLength || _this._contentLength;
_this._filename = (0, _network_utils.extractFilenameFromHeader)(getResponseHeader);
if (!_this._isStreamingSupported && _this._isRangeSupported) {
_this.cancel(new _util.AbortException('Streaming is disabled.'));
}
})["catch"](this._headersCapability.reject);
this.onProgress = null;
}
_createClass(PDFFetchStreamReader, [{
key: "read",
value: function () {
var _read = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee() {
var _ref, value, done, buffer;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
_context.next = 2;
return this._headersCapability.promise;
case 2:
_context.next = 4;
return this._reader.read();
case 4:
_ref = _context.sent;
value = _ref.value;
done = _ref.done;
if (!done) {
_context.next = 9;
break;
}
return _context.abrupt("return", {
value: value,
done: done
});
case 9:
this._loaded += value.byteLength;
if (this.onProgress) {
this.onProgress({
loaded: this._loaded,
total: this._contentLength
});
}
buffer = new Uint8Array(value).buffer;
return _context.abrupt("return", {
value: buffer,
done: false
});
case 13:
case "end":
return _context.stop();
}
}
}, _callee, this);
}));
function read() {
return _read.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
if (this._reader) {
this._reader.cancel(reason);
}
if (this._abortController) {
this._abortController.abort();
}
}
}, {
key: "headersReady",
get: function get() {
return this._headersCapability.promise;
}
}, {
key: "filename",
get: function get() {
return this._filename;
}
}, {
key: "contentLength",
get: function get() {
return this._contentLength;
}
}, {
key: "isRangeSupported",
get: function get() {
return this._isRangeSupported;
}
}, {
key: "isStreamingSupported",
get: function get() {
return this._isStreamingSupported;
}
}]);
return PDFFetchStreamReader;
}();
var PDFFetchStreamRangeReader =
/*#__PURE__*/
function () {
function PDFFetchStreamRangeReader(stream, begin, end) {
var _this2 = this;
_classCallCheck(this, PDFFetchStreamRangeReader);
this._stream = stream;
this._reader = null;
this._loaded = 0;
var source = stream.source;
this._withCredentials = source.withCredentials || false;
this._readCapability = (0, _util.createPromiseCapability)();
this._isStreamingSupported = !source.disableStream;
if (typeof AbortController !== 'undefined') {
this._abortController = new AbortController();
}
this._headers = new Headers();
for (var property in this._stream.httpHeaders) {
var value = this._stream.httpHeaders[property];
if (typeof value === 'undefined') {
continue;
}
this._headers.append(property, value);
}
this._headers.append('Range', "bytes=".concat(begin, "-").concat(end - 1));
var url = source.url;
fetch(url, createFetchOptions(this._headers, this._withCredentials, this._abortController)).then(function (response) {
if (!(0, _network_utils.validateResponseStatus)(response.status)) {
throw (0, _network_utils.createResponseStatusError)(response.status, url);
}
_this2._readCapability.resolve();
_this2._reader = response.body.getReader();
});
this.onProgress = null;
}
_createClass(PDFFetchStreamRangeReader, [{
key: "read",
value: function () {
var _read2 = _asyncToGenerator(
/*#__PURE__*/
_regenerator["default"].mark(function _callee2() {
var _ref2, value, done, buffer;
return _regenerator["default"].wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
_context2.next = 2;
return this._readCapability.promise;
case 2:
_context2.next = 4;
return this._reader.read();
case 4:
_ref2 = _context2.sent;
value = _ref2.value;
done = _ref2.done;
if (!done) {
_context2.next = 9;
break;
}
return _context2.abrupt("return", {
value: value,
done: done
});
case 9:
this._loaded += value.byteLength;
if (this.onProgress) {
this.onProgress({
loaded: this._loaded
});
}
buffer = new Uint8Array(value).buffer;
return _context2.abrupt("return", {
value: buffer,
done: false
});
case 13:
case "end":
return _context2.stop();
}
}
}, _callee2, this);
}));
function read() {
return _read2.apply(this, arguments);
}
return read;
}()
}, {
key: "cancel",
value: function cancel(reason) {
if (this._reader) {
this._reader.cancel(reason);
}
if (this._abortController) {
this._abortController.abort();
}
}
}, {
key: "isStreamingSupported",
get: function get() {
return this._isStreamingSupported;
}
}]);
return PDFFetchStreamRangeReader;
}();
/***/ })
/******/ ]);
});
//# sourceMappingURL=pdf.js.map
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