b225eba20f
* NEW: Update copyright year in all source files. git-svn-id: svn://localhost/gambas/trunk@8056 867c0c6c-44f3-4631-809d-bfa615b0a4ec
235 lines
6.9 KiB
C++
235 lines
6.9 KiB
C++
/***************************************************************************
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qpoint.h
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(c) 2000-2017 Benoît Minisini <gambas@users.sourceforge.net>
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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., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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***************************************************************************/
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/****************************************************************************
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** $Id: qt/qpoint.h 3.3.4 edited May 27 2003 $
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**
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** Definition of QPoint class
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**
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** Created : 931028
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**
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** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
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**
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** This file is part of the kernel module of the Qt GUI Toolkit.
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**
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** This file may be distributed under the terms of the Q Public License
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** as defined by Trolltech AS of Norway and appearing in the file
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** LICENSE.QPL included in the packaging of this file.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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** licenses may use this file in accordance with the Qt Commercial License
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** Agreement provided with the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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** information about Qt Commercial License Agreements.
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** See http://www.trolltech.com/qpl/ for QPL licensing information.
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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**
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** Contact info@trolltech.com if any conditions of this licensing are
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** not clear to you.
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**
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**********************************************************************/
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#ifndef QPOINT_H
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#define QPOINT_H
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#include "qt.h"
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class Q_EXPORT QPoint
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{
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public:
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QPoint();
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QPoint( int xpos, int ypos );
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bool isNull() const;
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int x() const;
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int y() const;
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void setX( int x );
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void setY( int y );
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int manhattanLength() const;
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QCOORD &rx();
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QCOORD &ry();
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QPoint &operator+=( const QPoint &p );
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QPoint &operator-=( const QPoint &p );
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QPoint &operator*=( int c );
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QPoint &operator*=( double c );
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QPoint &operator/=( int c );
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QPoint &operator/=( double c );
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friend inline bool operator==( const QPoint &, const QPoint & );
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friend inline bool operator!=( const QPoint &, const QPoint & );
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friend inline const QPoint operator+( const QPoint &, const QPoint & );
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friend inline const QPoint operator-( const QPoint &, const QPoint & );
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friend inline const QPoint operator*( const QPoint &, int );
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friend inline const QPoint operator*( int, const QPoint & );
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friend inline const QPoint operator*( const QPoint &, double );
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friend inline const QPoint operator*( double, const QPoint & );
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friend inline const QPoint operator-( const QPoint & );
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friend inline const QPoint operator/( const QPoint &, int );
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friend inline const QPoint operator/( const QPoint &, double );
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private:
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static void warningDivByZero();
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#if defined(Q_OS_MAC)
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QCOORD yp;
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QCOORD xp;
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#else
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QCOORD xp;
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QCOORD yp;
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#endif
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};
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/*****************************************************************************
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QPoint stream functions
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*****************************************************************************/
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#ifndef QT_NO_DATASTREAM
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Q_EXPORT QDataStream &operator<<( QDataStream &, const QPoint & );
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Q_EXPORT QDataStream &operator>>( QDataStream &, QPoint & );
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#endif
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/*****************************************************************************
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QPoint inline functions
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*****************************************************************************/
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inline QPoint::QPoint()
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{ xp=0; yp=0; }
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inline QPoint::QPoint( int xpos, int ypos )
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{ xp=(QCOORD)xpos; yp=(QCOORD)ypos; }
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inline bool QPoint::isNull() const
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{ return xp == 0 && yp == 0; }
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inline int QPoint::x() const
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{ return xp; }
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inline int QPoint::y() const
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{ return yp; }
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inline void QPoint::setX( int x )
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{ xp = (QCOORD)x; }
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inline void QPoint::setY( int y )
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{ yp = (QCOORD)y; }
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inline QCOORD &QPoint::rx()
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{ return xp; }
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inline QCOORD &QPoint::ry()
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{ return yp; }
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inline QPoint &QPoint::operator+=( const QPoint &p )
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{ xp+=p.xp; yp+=p.yp; return *this; }
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inline QPoint &QPoint::operator-=( const QPoint &p )
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{ xp-=p.xp; yp-=p.yp; return *this; }
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inline QPoint &QPoint::operator*=( int c )
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{ xp*=(QCOORD)c; yp*=(QCOORD)c; return *this; }
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inline QPoint &QPoint::operator*=( double c )
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{ xp=(QCOORD)(xp*c); yp=(QCOORD)(yp*c); return *this; }
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inline bool operator==( const QPoint &p1, const QPoint &p2 )
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{ return p1.xp == p2.xp && p1.yp == p2.yp; }
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inline bool operator!=( const QPoint &p1, const QPoint &p2 )
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{ return p1.xp != p2.xp || p1.yp != p2.yp; }
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inline const QPoint operator+( const QPoint &p1, const QPoint &p2 )
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{ return QPoint(p1.xp+p2.xp, p1.yp+p2.yp); }
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inline const QPoint operator-( const QPoint &p1, const QPoint &p2 )
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{ return QPoint(p1.xp-p2.xp, p1.yp-p2.yp); }
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inline const QPoint operator*( const QPoint &p, int c )
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{ return QPoint(p.xp*c, p.yp*c); }
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inline const QPoint operator*( int c, const QPoint &p )
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{ return QPoint(p.xp*c, p.yp*c); }
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inline const QPoint operator*( const QPoint &p, double c )
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{ return QPoint((QCOORD)(p.xp*c), (QCOORD)(p.yp*c)); }
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inline const QPoint operator*( double c, const QPoint &p )
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{ return QPoint((QCOORD)(p.xp*c), (QCOORD)(p.yp*c)); }
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inline const QPoint operator-( const QPoint &p )
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{ return QPoint(-p.xp, -p.yp); }
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inline QPoint &QPoint::operator/=( int c )
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{
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#if defined(QT_CHECK_MATH)
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if ( c == 0 )
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warningDivByZero();
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#endif
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xp/=(QCOORD)c;
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yp/=(QCOORD)c;
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return *this;
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}
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inline QPoint &QPoint::operator/=( double c )
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{
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#if defined(QT_CHECK_MATH)
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if ( c == 0.0 )
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warningDivByZero();
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#endif
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xp=(QCOORD)(xp/c);
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yp=(QCOORD)(yp/c);
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return *this;
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}
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inline const QPoint operator/( const QPoint &p, int c )
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{
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#if defined(QT_CHECK_MATH)
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if ( c == 0 )
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QPoint::warningDivByZero();
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#endif
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return QPoint(p.xp/c, p.yp/c);
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}
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inline const QPoint operator/( const QPoint &p, double c )
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{
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#if defined(QT_CHECK_MATH)
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if ( c == 0.0 )
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QPoint::warningDivByZero();
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#endif
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return QPoint((QCOORD)(p.xp/c), (QCOORD)(p.yp/c));
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}
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#define Q_DEFINED_QPOINT
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#endif // QPOINT_H
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