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<h1 align=center>qsize.h</h1><br clear="all">
This is the verbatim text of the qsize.h include file.  It is
provided only for illustration; the copyright
remains with Trolltech.
<hr>
<pre>
/****************************************************************************
** &#36;Id&#58; qt/src/kernel/qsize.h   2.3.2   edited 2001-01-26 $
**
** Definition of QSize 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 QSIZE_H
#define QSIZE_H

#ifndef QT_H
#include "qpoint.h"
#endif // QT_H


class Q_EXPORT <a href="qsize.html">QSize</a>
{
public:
    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();

    QSize expandedTo( const QSize &amp; ) const;
    QSize boundedTo( const QSize &amp; ) const;

    QCOORD &amp;rwidth();
    QCOORD &amp;rheight();

    QSize &amp;operator+=( const QSize &amp; );
    QSize &amp;operator-=( const QSize &amp; );
    QSize &amp;operator*=( int c );
    QSize &amp;operator*=( double c );
    QSize &amp;operator/=( int c );
    QSize &amp;operator/=( double c );

    friend inline bool  operator==( const QSize &amp;, const QSize &amp; );
    friend inline bool  operator!=( const QSize &amp;, const QSize &amp; );
    friend inline QSize operator+( const QSize &amp;, const QSize &amp; );
    friend inline QSize operator-( const QSize &amp;, const QSize &amp; );
    friend inline QSize operator*( const QSize &amp;, int );
    friend inline QSize operator*( int, const QSize &amp; );
    friend inline QSize operator*( const QSize &amp;, double );
    friend inline QSize operator*( double, const QSize &amp; );
    friend inline QSize operator/( const QSize &amp;, int );
    friend inline QSize operator/( const QSize &amp;, double );

private:
    static void warningDivByZero();

    QCOORD wd;
    QCOORD ht;
};


/*****************************************************************************
  QSize stream functions
 *****************************************************************************/

Q_EXPORT QDataStream &amp;operator&lt;&lt;( QDataStream &amp;, const QSize &amp; );
Q_EXPORT QDataStream &amp;operator&gt;&gt;( QDataStream &amp;, QSize &amp; );


/*****************************************************************************
  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 &amp;&amp; ht==0; }

inline bool QSize::isEmpty() const
{ return wd&lt;1 || ht&lt;1; }

inline bool QSize::isValid() const
{ return wd&gt;=0 &amp;&amp; ht&gt;=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 &amp;QSize::rwidth()
{ return wd; }

inline QCOORD &amp;QSize::rheight()
{ return ht; }

inline QSize &amp;QSize::operator+=( const QSize &amp;s )
{ wd+=s.wd; ht+=s.ht; return *this; }

inline QSize &amp;QSize::operator-=( const QSize &amp;s )
{ wd-=s.wd; ht-=s.ht; return *this; }

inline QSize &amp;QSize::operator*=( int c )
{ wd*=(QCOORD)c; ht*=(QCOORD)c; return *this; }

inline QSize &amp;QSize::operator*=( double c )
{ wd=(QCOORD)(wd*c); ht=(QCOORD)(ht*c); return *this; }

inline bool operator==( const QSize &amp;s1, const QSize &amp;s2 )
{ return s1.wd == s2.wd &amp;&amp; s1.ht == s2.ht; }

inline bool operator!=( const QSize &amp;s1, const QSize &amp;s2 )
{ return s1.wd != s2.wd || s1.ht != s2.ht; }

inline QSize operator+( const QSize &amp; s1, const QSize &amp; s2 )
{ return QSize(s1.wd+s2.wd, s1.ht+s2.ht); }

inline QSize operator-( const QSize &amp;s1, const QSize &amp;s2 )
{ return QSize(s1.wd-s2.wd, s1.ht-s2.ht); }

inline QSize operator*( const QSize &amp;s, int c )
{ return QSize(s.wd*c, s.ht*c); }

inline QSize operator*( int c, const QSize &amp;s )
{  return QSize(s.wd*c, s.ht*c); }

inline QSize operator*( const QSize &amp;s, double c )
{ return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); }

inline QSize operator*( double c, const QSize &amp;s )
{ return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); }

inline QSize &amp;QSize::operator/=( int c )
{
#if defined(CHECK_MATH)
    if ( c == 0 )
        warningDivByZero();
#endif
    wd/=(QCOORD)c; ht/=(QCOORD)c;
    return *this;
}

inline QSize &amp;QSize::operator/=( double c )
{
#if defined(CHECK_MATH)
    if ( c == 0.0 )
        warningDivByZero();
#endif
    wd=(QCOORD)(wd/c); ht=(QCOORD)(ht/c);
    return *this;
}

inline QSize operator/( const QSize &amp;s, int c )
{
#if defined(CHECK_MATH)
    if ( c == 0 )
        QSize::warningDivByZero();
#endif
    return QSize(s.wd/c, s.ht/c);
}

inline QSize operator/( const QSize &amp;s, double c )
{
#if defined(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 &amp; otherSize ) const
{
    return QSize( QMAX(wd,otherSize.wd), QMAX(ht,otherSize.ht) );
}

inline QSize QSize::boundedTo( const QSize &amp; otherSize ) const
{
    return QSize( QMIN(wd,otherSize.wd), QMIN(ht,otherSize.ht) );
}


#endif // QSIZE_H

</pre>
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