This is the verbatim text of the qsize.h include file. It is is provided only for illustration; the copyright remains with Troll Tech
/**************************************************************************** ** $Id: qsize.h,v 2.3 1997/08/27 13:37:46 agulbra Exp $ ** ** Definition of QSize class ** ** Created : 931028 ** ** Copyright (C) 1993-1997 by Troll Tech AS. All rights reserved. ** *****************************************************************************/ #ifndef QSIZE_H #define QSIZE_H #include "qpoint.h" #if defined(QSIZE_C) || defined(DEBUG) #define QSIZE_DEBUG #endif class QSize { public: QSize() { wd = ht = -1; } 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(); QCOORD &rwidth(); QCOORD &rheight(); QSize &operator+=( const QSize & ); QSize &operator-=( const QSize & ); QSize &operator*=( int c ); QSize &operator*=( float c ); QSize &operator/=( int c ); QSize &operator/=( float c ); friend inline bool operator==( const QSize &, const QSize & ); friend inline bool operator!=( const QSize &, const QSize & ); friend inline QSize operator+( const QSize &, const QSize & ); friend inline QSize operator-( const QSize &, const QSize & ); friend inline QSize operator*( const QSize &, int ); friend inline QSize operator*( int, const QSize & ); friend inline QSize operator*( const QSize &, float ); friend inline QSize operator*( float, const QSize & ); #if defined(QSIZE_DEBUG) friend QSize operator/( const QSize &, int ); friend QSize operator/( const QSize &, float ); #else friend inline QSize operator/( const QSize &, int ); friend inline QSize operator/( const QSize &, float ); #endif private: QCOORD wd; QCOORD ht; }; /***************************************************************************** QSize stream functions *****************************************************************************/ QDataStream &operator<<( QDataStream &, const QSize & ); QDataStream &operator>>( QDataStream &, QSize & ); /***************************************************************************** QSize inline functions *****************************************************************************/ 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*=( float 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 QSize operator+( const QSize & s1, const QSize & s2 ) { return QSize(s1.wd+s2.wd, s1.ht+s2.ht); } inline QSize operator-( const QSize &s1, const QSize &s2 ) { return QSize(s1.wd-s2.wd, s1.ht-s2.ht); } inline QSize operator*( const QSize &s, int c ) { return QSize(s.wd*c, s.ht*c); } inline QSize operator*( int c, const QSize &s ) { return QSize(s.wd*c, s.ht*c); } inline QSize operator*( const QSize &s, float c ) { return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); } inline QSize operator*( float c, const QSize &s ) { return QSize((QCOORD)(s.wd*c), (QCOORD)(s.ht*c)); } #if !defined(QSIZE_DEBUG) inline QSize &QSize::operator/=( int c ) { wd/=(QCOORD)c; ht/=(QCOORD)c; return *this; } inline QSize &QSize::operator/=( float c ) { wd=(QCOORD)(wd/c); ht=(QCOORD)(ht/c); return *this; } inline QSize operator/( const QSize &s, int c ) { return QSize(s.wd/c, s.ht/c); } inline QSize operator/( const QSize &s, float c ) { return QSize((QCOORD)(s.wd/c), (QCOORD)(s.ht/c)); } #endif // no-debug functions #endif // QSIZE_H