/**************************************************************************** ** $Id: qsize.h,v 2.7.2.2 1998/08/25 09:20:53 hanord Exp $ ** ** Definition of QSize class ** ** Created : 931028 ** ** Copyright (C) 1992-1998 Troll Tech AS. All rights reserved. ** ** This file is part of Troll Tech's internal development tree for Qt. ** ** This header text will be replaced by an appropriate text by the ** mkdist script which generates external distributions. ** ** If you are using the Qt Professional Edition or the Qt Free Edition, ** please notify Troll Tech at <info@troll.no> if you see this text. ** ** To Troll Tech developers: This header was generated by the script ** fixcopyright-int. It has the same number of text lines as the free ** and professional editions to avoid line number inconsistency. ** *****************************************************************************/ #ifndef QSIZE_H #define QSIZE_H #ifndef QT_H #include "qpoint.h" #endif // QT_H #if defined(QSIZE_C) || defined(DEBUG) #define QSIZE_DEBUG #endif class Q_EXPORT 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(); 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*=( 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 Q_EXPORT QSize operator/( const QSize &, int ); friend Q_EXPORT 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 *****************************************************************************/ Q_EXPORT QDataStream &operator<<( QDataStream &, const QSize & ); Q_EXPORT 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 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
Copyright © 1998 Troll Tech | Trademarks | Qt version 1.41
|