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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>qsize.h</h1>
<p>This is the verbatim text of the qsize.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/****************************************************************************
** $Id: qt/qsize.h 3.3.8 edited Jan 11 14:38 $
**
** Definition of QSize class
**
** Created : 931028
**
** Copyright (C) 1992-2007 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 file LICENSE.GPL 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 [email protected].
**
** 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 QSIZE_H
#define QSIZE_H
#ifndef QT_H
#include "qpoint.h" // ### change to qwindowdefs.h?
#endif // QT_H
class Q_EXPORT QSize
// ### Make QSize inherit Qt in Qt 4.0
{
public:
// ### Move this enum to qnamespace.h in Qt 4.0
enum ScaleMode {
ScaleFree,
ScaleMin,
ScaleMax
};
QSize();
QSize( int w, int h );
bool isNull() const;
bool isEmpty() const;
bool isValid() const;
int width() const;
int height() const;
void setWidth( int w );
void setHeight( int h );
void transpose();
void scale( int w, int h, ScaleMode mode );
void scale( const QSize &s, ScaleMode mode );
QSize expandedTo( const QSize & ) const;
QSize boundedTo( const QSize & ) const;
QCOORD &rwidth();
QCOORD &rheight();
QSize &operator+=( const QSize & );
QSize &operator-=( const QSize & );
QSize &operator*=( int c );
QSize &operator*=( double c );
QSize &operator/=( int c );
QSize &operator/=( double c );
friend inline bool operator==( const QSize &, const QSize & );
friend inline bool operator!=( const QSize &, const QSize & );
friend inline const QSize operator+( const QSize &, const QSize & );
friend inline const QSize operator-( const QSize &, const QSize & );
friend inline const QSize operator*( const QSize &, int );
friend inline const QSize operator*( int, const QSize & );
friend inline const QSize operator*( const QSize &, double );
friend inline const QSize operator*( double, const QSize & );
friend inline const QSize operator/( const QSize &, int );
friend inline const QSize operator/( const QSize &, double );
private:
static void warningDivByZero();
QCOORD wd;
QCOORD ht;
};
/*****************************************************************************
QSize stream functions
*****************************************************************************/
Q_EXPORT QDataStream &operator<<( QDataStream &, const QSize & );
Q_EXPORT QDataStream &operator>>( QDataStream &, QSize & );
/*****************************************************************************
QSize inline functions
*****************************************************************************/
inline QSize::QSize()
{ wd = ht = -1; }
inline QSize::QSize( int w, int h )
{ wd=(QCOORD)w; ht=(QCOORD)h; }
inline bool QSize::isNull() const
{ return wd==0 && ht==0; }
inline bool QSize::isEmpty() const
{ return wd<1 || ht<1; }
inline bool QSize::isValid() const
{ return wd>=0 && ht>=0; }
inline int QSize::width() const
{ return wd; }
inline int QSize::height() const
{ return ht; }
inline void QSize::setWidth( int w )
{ wd=(QCOORD)w; }
inline void QSize::setHeight( int h )
{ ht=(QCOORD)h; }
inline QCOORD &QSize::rwidth()
{ return wd; }
inline QCOORD &QSize::rheight()
{ return ht; }
inline QSize &QSize::operator+=( const QSize &s )
{ wd+=s.wd; ht+=s.ht; return *this; }
inline QSize &QSize::operator-=( const QSize &s )
{ wd-=s.wd; ht-=s.ht; return *this; }
inline QSize &QSize::operator*=( int c )
{ wd*=(QCOORD)c; ht*=(QCOORD)c; return *this; }
inline QSize &QSize::operator*=( double c )
{ wd=(QCOORD)(wd*c); ht=(QCOORD)(ht*c); return *this; }
inline bool operator==( const QSize &s1, const QSize &s2 )
{ return s1.wd == s2.wd && s1.ht == s2.ht; }
inline bool operator!=( const QSize &s1, const QSize &s2 )
{ return s1.wd != s2.wd || s1.ht != s2.ht; }
inline const QSize operator+( const QSize & s1, const QSize & s2 )
{ return QSize(s1.wd+s2.wd, s1.ht+s2.ht); }
inline const QSize operator-( const QSize &s1, const QSize &s2 )
{ return QSize(s1.wd-s2.wd, s1.ht-s2.ht); }
inline const QSize operator*( const QSize &s, int c )
{ return QSize(s.wd*c, s.ht*c); }
inline const QSize operator*( int c, const QSize &s )
{ return QSize(s.wd*c, s.ht*c); }
inline const QSize operator*( const QSize &s, double c )
{ return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); }
inline const QSize operator*( double c, const QSize &s )
{ return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); }
inline QSize &QSize::operator/=( int c )
{
#if defined(QT_CHECK_MATH)
if ( c == 0 )
warningDivByZero();
#endif
wd/=(QCOORD)c; ht/=(QCOORD)c;
return *this;
}
inline QSize &QSize::operator/=( double c )
{
#if defined(QT_CHECK_MATH)
if ( c == 0.0 )
warningDivByZero();
#endif
wd=(QCOORD)(wd/c); ht=(QCOORD)(ht/c);
return *this;
}
inline const QSize operator/( const QSize &s, int c )
{
#if defined(QT_CHECK_MATH)
if ( c == 0 )
QSize::warningDivByZero();
#endif
return QSize(s.wd/c, s.ht/c);
}
inline const QSize operator/( const QSize &s, double c )
{
#if defined(QT_CHECK_MATH)
if ( c == 0.0 )
QSize::warningDivByZero();
#endif
return QSize((QCOORD)(s.wd/c), (QCOORD)(s.ht/c));
}
inline QSize QSize::expandedTo( const QSize & otherSize ) const
{
return QSize( QMAX(wd,otherSize.wd), QMAX(ht,otherSize.ht) );
}
inline QSize QSize::boundedTo( const QSize & otherSize ) const
{
return QSize( QMIN(wd,otherSize.wd), QMIN(ht,otherSize.ht) );
}
#endif // QSIZE_H
</pre>
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