235 lines
6.9 KiB
C++
235 lines
6.9 KiB
C++
/***************************************************************************
|
|
|
|
qpoint.h
|
|
|
|
(c) 2000-2017 Benoît Minisini <benoit.minisini@gambas-basic.org>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
MA 02110-1301, USA.
|
|
|
|
***************************************************************************/
|
|
|
|
/****************************************************************************
|
|
** $Id: qt/qpoint.h 3.3.4 edited May 27 2003 $
|
|
**
|
|
** Definition of QPoint class
|
|
**
|
|
** Created : 931028
|
|
**
|
|
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
|
|
**
|
|
** This file is part of the kernel module of the Qt GUI Toolkit.
|
|
**
|
|
** This file may be distributed under the terms of the Q Public License
|
|
** as defined by Trolltech AS of Norway and appearing in the file
|
|
** LICENSE.QPL included in the packaging of this file.
|
|
**
|
|
** This file may be distributed and/or modified under the terms of the
|
|
** GNU General Public License version 2 as published by the Free Software
|
|
** Foundation and appearing in the file LICENSE.GPL included in the
|
|
** packaging of this file.
|
|
**
|
|
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
|
|
** licenses may use this file in accordance with the Qt Commercial License
|
|
** Agreement provided with the Software.
|
|
**
|
|
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
|
|
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
|
**
|
|
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
|
|
** information about Qt Commercial License Agreements.
|
|
** See http://www.trolltech.com/qpl/ for QPL licensing information.
|
|
** See http://www.trolltech.com/gpl/ for GPL licensing information.
|
|
**
|
|
** Contact info@trolltech.com if any conditions of this licensing are
|
|
** not clear to you.
|
|
**
|
|
**********************************************************************/
|
|
|
|
#ifndef QPOINT_H
|
|
#define QPOINT_H
|
|
|
|
#include "qt.h"
|
|
|
|
class Q_EXPORT QPoint
|
|
{
|
|
public:
|
|
QPoint();
|
|
QPoint( int xpos, int ypos );
|
|
|
|
bool isNull() const;
|
|
|
|
int x() const;
|
|
int y() const;
|
|
void setX( int x );
|
|
void setY( int y );
|
|
|
|
int manhattanLength() const;
|
|
|
|
QCOORD &rx();
|
|
QCOORD &ry();
|
|
|
|
QPoint &operator+=( const QPoint &p );
|
|
QPoint &operator-=( const QPoint &p );
|
|
QPoint &operator*=( int c );
|
|
QPoint &operator*=( double c );
|
|
QPoint &operator/=( int c );
|
|
QPoint &operator/=( double c );
|
|
|
|
friend inline bool operator==( const QPoint &, const QPoint & );
|
|
friend inline bool operator!=( const QPoint &, const QPoint & );
|
|
friend inline const QPoint operator+( const QPoint &, const QPoint & );
|
|
friend inline const QPoint operator-( const QPoint &, const QPoint & );
|
|
friend inline const QPoint operator*( const QPoint &, int );
|
|
friend inline const QPoint operator*( int, const QPoint & );
|
|
friend inline const QPoint operator*( const QPoint &, double );
|
|
friend inline const QPoint operator*( double, const QPoint & );
|
|
friend inline const QPoint operator-( const QPoint & );
|
|
friend inline const QPoint operator/( const QPoint &, int );
|
|
friend inline const QPoint operator/( const QPoint &, double );
|
|
|
|
private:
|
|
static void warningDivByZero();
|
|
|
|
#if defined(Q_OS_MAC)
|
|
QCOORD yp;
|
|
QCOORD xp;
|
|
#else
|
|
QCOORD xp;
|
|
QCOORD yp;
|
|
#endif
|
|
};
|
|
|
|
|
|
/*****************************************************************************
|
|
QPoint stream functions
|
|
*****************************************************************************/
|
|
#ifndef QT_NO_DATASTREAM
|
|
Q_EXPORT QDataStream &operator<<( QDataStream &, const QPoint & );
|
|
Q_EXPORT QDataStream &operator>>( QDataStream &, QPoint & );
|
|
#endif
|
|
|
|
/*****************************************************************************
|
|
QPoint inline functions
|
|
*****************************************************************************/
|
|
|
|
inline QPoint::QPoint()
|
|
{ xp=0; yp=0; }
|
|
|
|
inline QPoint::QPoint( int xpos, int ypos )
|
|
{ xp=(QCOORD)xpos; yp=(QCOORD)ypos; }
|
|
|
|
inline bool QPoint::isNull() const
|
|
{ return xp == 0 && yp == 0; }
|
|
|
|
inline int QPoint::x() const
|
|
{ return xp; }
|
|
|
|
inline int QPoint::y() const
|
|
{ return yp; }
|
|
|
|
inline void QPoint::setX( int x )
|
|
{ xp = (QCOORD)x; }
|
|
|
|
inline void QPoint::setY( int y )
|
|
{ yp = (QCOORD)y; }
|
|
|
|
inline QCOORD &QPoint::rx()
|
|
{ return xp; }
|
|
|
|
inline QCOORD &QPoint::ry()
|
|
{ return yp; }
|
|
|
|
inline QPoint &QPoint::operator+=( const QPoint &p )
|
|
{ xp+=p.xp; yp+=p.yp; return *this; }
|
|
|
|
inline QPoint &QPoint::operator-=( const QPoint &p )
|
|
{ xp-=p.xp; yp-=p.yp; return *this; }
|
|
|
|
inline QPoint &QPoint::operator*=( int c )
|
|
{ xp*=(QCOORD)c; yp*=(QCOORD)c; return *this; }
|
|
|
|
inline QPoint &QPoint::operator*=( double c )
|
|
{ xp=(QCOORD)(xp*c); yp=(QCOORD)(yp*c); return *this; }
|
|
|
|
inline bool operator==( const QPoint &p1, const QPoint &p2 )
|
|
{ return p1.xp == p2.xp && p1.yp == p2.yp; }
|
|
|
|
inline bool operator!=( const QPoint &p1, const QPoint &p2 )
|
|
{ return p1.xp != p2.xp || p1.yp != p2.yp; }
|
|
|
|
inline const QPoint operator+( const QPoint &p1, const QPoint &p2 )
|
|
{ return QPoint(p1.xp+p2.xp, p1.yp+p2.yp); }
|
|
|
|
inline const QPoint operator-( const QPoint &p1, const QPoint &p2 )
|
|
{ return QPoint(p1.xp-p2.xp, p1.yp-p2.yp); }
|
|
|
|
inline const QPoint operator*( const QPoint &p, int c )
|
|
{ return QPoint(p.xp*c, p.yp*c); }
|
|
|
|
inline const QPoint operator*( int c, const QPoint &p )
|
|
{ return QPoint(p.xp*c, p.yp*c); }
|
|
|
|
inline const QPoint operator*( const QPoint &p, double c )
|
|
{ return QPoint((QCOORD)(p.xp*c), (QCOORD)(p.yp*c)); }
|
|
|
|
inline const QPoint operator*( double c, const QPoint &p )
|
|
{ return QPoint((QCOORD)(p.xp*c), (QCOORD)(p.yp*c)); }
|
|
|
|
inline const QPoint operator-( const QPoint &p )
|
|
{ return QPoint(-p.xp, -p.yp); }
|
|
|
|
inline QPoint &QPoint::operator/=( int c )
|
|
{
|
|
#if defined(QT_CHECK_MATH)
|
|
if ( c == 0 )
|
|
warningDivByZero();
|
|
#endif
|
|
xp/=(QCOORD)c;
|
|
yp/=(QCOORD)c;
|
|
return *this;
|
|
}
|
|
|
|
inline QPoint &QPoint::operator/=( double c )
|
|
{
|
|
#if defined(QT_CHECK_MATH)
|
|
if ( c == 0.0 )
|
|
warningDivByZero();
|
|
#endif
|
|
xp=(QCOORD)(xp/c);
|
|
yp=(QCOORD)(yp/c);
|
|
return *this;
|
|
}
|
|
|
|
inline const QPoint operator/( const QPoint &p, int c )
|
|
{
|
|
#if defined(QT_CHECK_MATH)
|
|
if ( c == 0 )
|
|
QPoint::warningDivByZero();
|
|
#endif
|
|
return QPoint(p.xp/c, p.yp/c);
|
|
}
|
|
|
|
inline const QPoint operator/( const QPoint &p, double c )
|
|
{
|
|
#if defined(QT_CHECK_MATH)
|
|
if ( c == 0.0 )
|
|
QPoint::warningDivByZero();
|
|
#endif
|
|
return QPoint((QCOORD)(p.xp/c), (QCOORD)(p.yp/c));
|
|
}
|
|
|
|
#define Q_DEFINED_QPOINT
|
|
#endif // QPOINT_H
|