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238 lines
6.9 KiB
238 lines
6.9 KiB
/****************************************************************************
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**
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** Definition of TQSize class
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**
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** Created : 931028
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the kernel module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License 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,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef TQSIZE_H
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#define TQSIZE_H
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#ifndef QT_H
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#include "ntqpoint.h" // ### change to ntqwindowdefs.h?
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#endif // QT_H
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class TQ_EXPORT TQSize
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// ### Make TQSize inherit TQt in TQt 4.0
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{
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public:
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// ### Move this enum to ntqnamespace.h in TQt 4.0
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enum ScaleMode {
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ScaleFree,
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ScaleMin,
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ScaleMax
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};
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TQSize();
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TQSize( int w, int h );
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bool isNull() const;
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bool isEmpty() const;
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bool isValid() const;
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int width() const;
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int height() const;
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void setWidth( int w );
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void setHeight( int h );
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void transpose();
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void scale( int w, int h, ScaleMode mode );
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void scale( const TQSize &s, ScaleMode mode );
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TQSize expandedTo( const TQSize & ) const;
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TQSize boundedTo( const TQSize & ) const;
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TQCOORD &rwidth();
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TQCOORD &rheight();
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TQSize &operator+=( const TQSize & );
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TQSize &operator-=( const TQSize & );
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TQSize &operator*=( int c );
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TQSize &operator*=( double c );
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TQSize &operator/=( int c );
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TQSize &operator/=( double c );
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friend inline bool operator==( const TQSize &, const TQSize & );
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friend inline bool operator!=( const TQSize &, const TQSize & );
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friend inline const TQSize operator+( const TQSize &, const TQSize & );
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friend inline const TQSize operator-( const TQSize &, const TQSize & );
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friend inline const TQSize operator*( const TQSize &, int );
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friend inline const TQSize operator*( int, const TQSize & );
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friend inline const TQSize operator*( const TQSize &, double );
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friend inline const TQSize operator*( double, const TQSize & );
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friend inline const TQSize operator/( const TQSize &, int );
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friend inline const TQSize operator/( const TQSize &, double );
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private:
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static void warningDivByZero();
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TQCOORD wd;
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TQCOORD ht;
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};
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/*****************************************************************************
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TQSize stream functions
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*****************************************************************************/
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TQ_EXPORT TQDataStream &operator<<( TQDataStream &, const TQSize & );
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TQ_EXPORT TQDataStream &operator>>( TQDataStream &, TQSize & );
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/*****************************************************************************
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TQSize inline functions
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*****************************************************************************/
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inline TQSize::TQSize()
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{ wd = ht = -1; }
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inline TQSize::TQSize( int w, int h )
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{ wd=(TQCOORD)w; ht=(TQCOORD)h; }
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inline bool TQSize::isNull() const
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{ return wd==0 && ht==0; }
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inline bool TQSize::isEmpty() const
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{ return wd<1 || ht<1; }
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inline bool TQSize::isValid() const
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{ return wd>=0 && ht>=0; }
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inline int TQSize::width() const
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{ return wd; }
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inline int TQSize::height() const
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{ return ht; }
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inline void TQSize::setWidth( int w )
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{ wd=(TQCOORD)w; }
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inline void TQSize::setHeight( int h )
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{ ht=(TQCOORD)h; }
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inline TQCOORD &TQSize::rwidth()
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{ return wd; }
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inline TQCOORD &TQSize::rheight()
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{ return ht; }
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inline TQSize &TQSize::operator+=( const TQSize &s )
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{ wd+=s.wd; ht+=s.ht; return *this; }
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inline TQSize &TQSize::operator-=( const TQSize &s )
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{ wd-=s.wd; ht-=s.ht; return *this; }
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inline TQSize &TQSize::operator*=( int c )
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{ wd*=(TQCOORD)c; ht*=(TQCOORD)c; return *this; }
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inline TQSize &TQSize::operator*=( double c )
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{ wd=(TQCOORD)(wd*c); ht=(TQCOORD)(ht*c); return *this; }
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inline bool operator==( const TQSize &s1, const TQSize &s2 )
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{ return s1.wd == s2.wd && s1.ht == s2.ht; }
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inline bool operator!=( const TQSize &s1, const TQSize &s2 )
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{ return s1.wd != s2.wd || s1.ht != s2.ht; }
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inline const TQSize operator+( const TQSize & s1, const TQSize & s2 )
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{ return TQSize(s1.wd+s2.wd, s1.ht+s2.ht); }
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inline const TQSize operator-( const TQSize &s1, const TQSize &s2 )
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{ return TQSize(s1.wd-s2.wd, s1.ht-s2.ht); }
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inline const TQSize operator*( const TQSize &s, int c )
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{ return TQSize(s.wd*c, s.ht*c); }
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inline const TQSize operator*( int c, const TQSize &s )
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{ return TQSize(s.wd*c, s.ht*c); }
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inline const TQSize operator*( const TQSize &s, double c )
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{ return TQSize((TQCOORD)(s.wd*c), (TQCOORD)(s.ht*c)); }
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inline const TQSize operator*( double c, const TQSize &s )
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{ return TQSize((TQCOORD)(s.wd*c), (TQCOORD)(s.ht*c)); }
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inline TQSize &TQSize::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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wd/=(TQCOORD)c; ht/=(TQCOORD)c;
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return *this;
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}
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inline TQSize &TQSize::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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wd=(TQCOORD)(wd/c); ht=(TQCOORD)(ht/c);
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return *this;
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}
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inline const TQSize operator/( const TQSize &s, 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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TQSize::warningDivByZero();
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#endif
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return TQSize(s.wd/c, s.ht/c);
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}
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inline const TQSize operator/( const TQSize &s, 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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TQSize::warningDivByZero();
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#endif
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return TQSize((TQCOORD)(s.wd/c), (TQCOORD)(s.ht/c));
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}
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inline TQSize TQSize::expandedTo( const TQSize & otherSize ) const
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{
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return TQSize( TQMAX(wd,otherSize.wd), TQMAX(ht,otherSize.ht) );
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}
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inline TQSize TQSize::boundedTo( const TQSize & otherSize ) const
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{
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return TQSize( TQMIN(wd,otherSize.wd), TQMIN(ht,otherSize.ht) );
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}
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#endif // TQSIZE_H
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