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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
commit | bd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch) | |
tree | 7a520322212d48ebcb9fbe1087e7fca28b76185c /src/kernel/qpoint.h | |
download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip |
Add Qt3 development HEAD version
Diffstat (limited to 'src/kernel/qpoint.h')
-rw-r--r-- | src/kernel/qpoint.h | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/src/kernel/qpoint.h b/src/kernel/qpoint.h new file mode 100644 index 0000000..f2894cc --- /dev/null +++ b/src/kernel/qpoint.h @@ -0,0 +1,219 @@ +/**************************************************************************** +** +** Definition of QPoint class +** +** Created : 931028 +** +** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. +** +** This file is part of the kernel module of the Qt GUI Toolkit. +** +** This file may be used under the terms of the GNU General +** Public License versions 2.0 or 3.0 as published by the Free +** Software Foundation and appearing in the files LICENSE.GPL2 +** and LICENSE.GPL3 included in the packaging of this file. +** Alternatively you may (at your option) use any later version +** of the GNU General Public License if such license has been +** publicly approved by Trolltech ASA (or its successors, if any) +** and the KDE Free Qt Foundation. +** +** Please review the following information to ensure GNU General +** Public Licensing requirements will be met: +** http://trolltech.com/products/qt/licenses/licensing/opensource/. +** If you are unsure which license is appropriate for your use, please +** review the following information: +** http://trolltech.com/products/qt/licenses/licensing/licensingoverview +** or contact the sales department at sales@trolltech.com. +** +** This file may be used under the terms of the Q Public License as +** defined by Trolltech ASA and appearing in the file LICENSE.QPL +** included in the packaging of this file. Licensees holding valid Qt +** Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted +** herein. +** +**********************************************************************/ + +#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)); +} + +#define Q_DEFINED_QPOINT +#include "qwinexport.h" +#endif // QPOINT_H |