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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qpoint.h</h1>
<p>This is the verbatim text of the qpoint.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/****************************************************************************
** $Id: qt/qpoint.h 3.0.2 edited Oct 12 12:18 $
**
** 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
#ifndef QT_H
#include "qwindowdefs.h"
#endif // 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));
}
#endif // QPOINT_H
</pre>
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<a href="http://www.trolltech.com">Trolltech</a><td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a>
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