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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-07-10 15:24:15 -0500
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-07-10 15:24:15 -0500
commitbd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch)
tree7a520322212d48ebcb9fbe1087e7fca28b76185c /src/kernel/qpoint.h
downloadqt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz
qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip
Add Qt3 development HEAD version
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+/****************************************************************************
+**
+** 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