109 lines
2.5 KiB
C++
109 lines
2.5 KiB
C++
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/***************************************************************************
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csvgimage.cpp
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(c) 2004-2006 - Daniel Campos Fernández <dcamposf@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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***************************************************************************/
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#define __CSVGIMAGE_CPP
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#include <cairo.h>
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#include <cairo-svg.h>
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#include "main.h"
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#include "gambas.h"
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#include "widgets.h"
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#include "cpaint_impl.h"
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#include "csvgimage.h"
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#define MM_TO_PT(_mm) ((int)((_mm) * 72 / 25.4 + 0.5))
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#define PT_TO_MM(_pt) ((_pt) / 72 * 25.4)
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static void init(CSVGIMAGE *_object)
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{
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GB.NewString(&THIS->file, GB.TempFile(NULL), 0);
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THIS->surface = cairo_svg_surface_create(THIS->file, THIS->width, THIS->height);
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}
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static void release(CSVGIMAGE *_object)
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{
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cairo_surface_destroy(THIS->surface);
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unlink(THIS->file);
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GB.FreeString(&THIS->file);
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}
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BEGIN_METHOD(SvgImage_new, GB_FLOAT width; GB_FLOAT height)
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THIS->width = MM_TO_PT(VARG(width));
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THIS->height = MM_TO_PT(VARG(height));
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init(THIS);
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END_METHOD
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BEGIN_METHOD_VOID(SvgImage_free)
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release(THIS);
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END_METHOD
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BEGIN_PROPERTY(SvgImage_Width)
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GB.ReturnInteger(PT_TO_MM(THIS->width));
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END_PROPERTY
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BEGIN_PROPERTY(SvgImage_Height)
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GB.ReturnInteger(PT_TO_MM(THIS->height));
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END_PROPERTY
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BEGIN_METHOD(SvgImage_Save, GB_STRING file)
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GB.CopyFile(THIS->file, GB.FileName(STRING(file), LENGTH(file)));
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END_METHOD
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BEGIN_METHOD_VOID(SvgImage_Clear)
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release(THIS);
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init(THIS);
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END_METHOD
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GB_DESC SvgImageDesc[] =
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{
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GB_DECLARE("SvgImage", sizeof(CSVGIMAGE)),
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GB_METHOD("_new", 0, SvgImage_new, "(Width)f(Height)f"),
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GB_METHOD("_free", 0, SvgImage_free, 0),
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GB_PROPERTY_READ("Width", "f", SvgImage_Width),
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GB_PROPERTY_READ("Height", "f", SvgImage_Height),
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//GB_STATIC_METHOD("Load", "Picture", CPICTURE_load, "(Path)s"),
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GB_METHOD("Save", 0, SvgImage_Save, "(Path)s"),
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GB_METHOD("Clear", 0, SvgImage_Clear, 0),
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GB_INTERFACE("Paint", &PAINT_Interface),
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GB_END_DECLARE
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};
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