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Diffstat (limited to 'tqtinterface/qt4/src/kernel/tqsize.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/kernel/tqsize.cpp | 437 |
1 files changed, 0 insertions, 437 deletions
diff --git a/tqtinterface/qt4/src/kernel/tqsize.cpp b/tqtinterface/qt4/src/kernel/tqsize.cpp deleted file mode 100644 index e308f3c..0000000 --- a/tqtinterface/qt4/src/kernel/tqsize.cpp +++ /dev/null @@ -1,437 +0,0 @@ -/**************************************************************************** -** -** Implementation of TQSize class -** -** Created : 931028 -** -** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. -** -** This file is part of the kernel module of the TQt 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 files LICENSE.GPL2 -** and LICENSE.GPL3 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 TQt 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 sales@trolltech.com. -** -** This file may be used under the terms of the Q Public License as -** defined by Trolltech ASA and appearing in the file LICENSE.TQPL -** included in the packaging of this file. Licensees holding valid TQt -** Commercial licenses may use this file in accordance with the TQt -** 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. -** -**********************************************************************/ - -#include "tqsize.h" -#include "tqdatastream.h" - -#ifdef USE_QT4 - -#else // USE_QT4 - -/*! - \class TQSize - \brief The TQSize class defines the size of a two-dimensional object. - - \ingroup images - \ingroup graphics - - A size is specified by a width and a height. - - The coordinate type is TQCOORD (defined in \c <tqwindowdefs.h> as \c int). - The minimum value of TQCOORD is TQCOORD_MIN (-2147483648) and the maximum - value is TQCOORD_MAX (2147483647). - - The size can be set in the constructor and changed with setWidth() - and setHeight(), or using operator+=(), operator-=(), operator*=() - and operator/=(), etc. You can swap the width and height with - transpose(). You can get a size which holds the maximum height and - width of two sizes using expandedTo(), and the minimum height and - width of two sizes using boundedTo(). - - - \sa TQPoint, TQRect -*/ - - -/***************************************************************************** - TQSize member functions - *****************************************************************************/ - -/*! - \fn TQSize::TQSize() - Constructs a size with invalid (negative) width and height. -*/ - -/*! - \fn TQSize::TQSize( int w, int h ) - Constructs a size with width \a w and height \a h. -*/ - -/*! - \fn bool TQSize::isNull() const - Returns TRUE if the width is 0 and the height is 0; otherwise - returns FALSE. -*/ - -/*! - \fn bool TQSize::isEmpty() const - Returns TRUE if the width is less than or equal to 0, or the height is - less than or equal to 0; otherwise returns FALSE. -*/ - -/*! - \fn bool TQSize::isValid() const - Returns TRUE if the width is equal to or greater than 0 and the height is - equal to or greater than 0; otherwise returns FALSE. -*/ - -/*! - \fn int TQSize::width() const - Returns the width. - \sa height() -*/ - -/*! - \fn int TQSize::height() const - Returns the height. - \sa width() -*/ - -/*! - \fn void TQSize::setWidth( int w ) - Sets the width to \a w. - \sa width(), setHeight() -*/ - -/*! - \fn void TQSize::setHeight( int h ) - Sets the height to \a h. - \sa height(), setWidth() -*/ - -/*! - Swaps the values of width and height. -*/ - -void TQSize::transpose() -{ - TQCOORD tmp = wd; - wd = ht; - ht = tmp; -} - -/*! \enum TQSize::ScaleMode - - This enum type defines the different ways of scaling a size. - - \img scaling.png - - \value ScaleFree The size is scaled freely. The ratio is not preserved. - \value ScaleMin The size is scaled to a rectangle as large as possible - inside a given rectangle, preserving the aspect ratio. - \value ScaleMax The size is scaled to a rectangle as small as possible - outside a given rectangle, preserving the aspect ratio. - - \sa TQSize::scale(), TQImage::scale(), TQImage::smoothScale() -*/ - -/*! - Scales the size to a rectangle of width \a w and height \a h according - to the ScaleMode \a mode. - - \list - \i If \a mode is \c ScaleFree, the size is set to (\a w, \a h). - \i If \a mode is \c ScaleMin, the current size is scaled to a rectangle - as large as possible inside (\a w, \a h), preserving the aspect ratio. - \i If \a mode is \c ScaleMax, the current size is scaled to a rectangle - as small as possible outside (\a w, \a h), preserving the aspect ratio. - \endlist - - Example: - \code - TQSize t1( 10, 12 ); - t1.scale( 60, 60, TQSize::ScaleFree ); - // t1 is (60, 60) - - TQSize t2( 10, 12 ); - t2.scale( 60, 60, TQSize::ScaleMin ); - // t2 is (50, 60) - - TQSize t3( 10, 12 ); - t3.scale( 60, 60, TQSize::ScaleMax ); - // t3 is (60, 72) - \endcode -*/ -void TQSize::scale( int w, int h, ScaleMode mode ) -{ - if ( mode == ScaleFree ) { - wd = (TQCOORD)w; - ht = (TQCOORD)h; - } else { - bool useHeight = TRUE; - int w0 = width(); - int h0 = height(); - int rw = h * w0 / h0; - - if ( mode == ScaleMin ) { - useHeight = ( rw <= w ); - } else { // mode == ScaleMax - useHeight = ( rw >= w ); - } - - if ( useHeight ) { - wd = (TQCOORD)rw; - ht = (TQCOORD)h; - } else { - wd = (TQCOORD)w; - ht = (TQCOORD)( w * h0 / w0 ); - } - } -} - -/*! - \overload - - Equivalent to scale(\a{s}.width(), \a{s}.height(), \a mode). -*/ -void TQSize::scale( const TQSize &s, ScaleMode mode ) -{ - scale( s.width(), s.height(), mode ); -} - -/*! - \fn TQCOORD &TQSize::rwidth() - Returns a reference to the width. - - Using a reference makes it possible to directly manipulate the width. - - Example: - \code - TQSize s( 100, 10 ); - s.rwidth() += 20; // s becomes (120,10) - \endcode - - \sa rheight() -*/ - -/*! - \fn TQCOORD &TQSize::rheight() - Returns a reference to the height. - - Using a reference makes it possible to directly manipulate the height. - - Example: - \code - TQSize s( 100, 10 ); - s.rheight() += 5; // s becomes (100,15) - \endcode - - \sa rwidth() -*/ - -/*! - \fn TQSize &TQSize::operator+=( const TQSize &s ) - - Adds \a s to the size and returns a reference to this size. - - Example: - \code - TQSize s( 3, 7 ); - TQSize r( -1, 4 ); - s += r; // s becomes (2,11) -\endcode -*/ - -/*! - \fn TQSize &TQSize::operator-=( const TQSize &s ) - - Subtracts \a s from the size and returns a reference to this size. - - Example: - \code - TQSize s( 3, 7 ); - TQSize r( -1, 4 ); - s -= r; // s becomes (4,3) - \endcode -*/ - -/*! - \fn TQSize &TQSize::operator*=( int c ) - Multiplies both the width and height by \a c and returns a reference to - the size. -*/ - -/*! - \overload TQSize &TQSize::operator*=( double c ) - - Multiplies both the width and height by \a c and returns a reference to - the size. - - Note that the result is truncated. -*/ - -/*! - \fn bool operator==( const TQSize &s1, const TQSize &s2 ) - \relates TQSize - Returns TRUE if \a s1 and \a s2 are equal; otherwise returns FALSE. -*/ - -/*! - \fn bool operator!=( const TQSize &s1, const TQSize &s2 ) - \relates TQSize - Returns TRUE if \a s1 and \a s2 are different; otherwise returns FALSE. -*/ - -/*! - \fn const TQSize operator+( const TQSize &s1, const TQSize &s2 ) - \relates TQSize - Returns the sum of \a s1 and \a s2; each component is added separately. -*/ - -/*! - \fn const TQSize operator-( const TQSize &s1, const TQSize &s2 ) - \relates TQSize - Returns \a s2 subtracted from \a s1; each component is - subtracted separately. -*/ - -/*! - \fn const TQSize operator*( const TQSize &s, int c ) - \relates TQSize - Multiplies \a s by \a c and returns the result. -*/ - -/*! - \overload const TQSize operator*( int c, const TQSize &s ) - \relates TQSize - Multiplies \a s by \a c and returns the result. -*/ - -/*! - \overload const TQSize operator*( const TQSize &s, double c ) - \relates TQSize - Multiplies \a s by \a c and returns the result. -*/ - -/*! - \overload const TQSize operator*( double c, const TQSize &s ) - \relates TQSize - Multiplies \a s by \a c and returns the result. -*/ - -/*! - \fn TQSize &TQSize::operator/=( int c ) - Divides both the width and height by \a c and returns a reference to the - size. -*/ - -/*! - \fn TQSize &TQSize::operator/=( double c ) - \overload - Divides both the width and height by \a c and returns a reference to the - size. - - Note that the result is truncated. -*/ - -/*! - \fn const TQSize operator/( const TQSize &s, int c ) - \relates TQSize - Divides \a s by \a c and returns the result. -*/ - -/*! - \fn const TQSize operator/( const TQSize &s, double c ) - \relates TQSize - \overload - Divides \a s by \a c and returns the result. - - Note that the result is truncated. -*/ - -/*! - \fn TQSize TQSize::expandedTo( const TQSize & otherSize ) const - - Returns a size with the maximum width and height of this size and - \a otherSize. -*/ - -/*! - \fn TQSize TQSize::boundedTo( const TQSize & otherSize ) const - - Returns a size with the minimum width and height of this size and - \a otherSize. -*/ - - -void TQSize::warningDivByZero() -{ -#if defined(TQT_CHECK_MATH) - qWarning( "TQSize: Division by zero error" ); -#endif -} - - -/***************************************************************************** - TQSize stream functions - *****************************************************************************/ -#ifndef TQT_NO_DATASTREAM -/*! - \relates TQSize - Writes the size \a sz to the stream \a s and returns a reference to - the stream. - - \sa \link datastreamformat.html Format of the TQDataStream operators \endlink -*/ - -TQDataStream &operator<<( TQDataStream &s, const TQSize &sz ) -{ - if ( s.version() == 1 ) - s << (TQ_INT16)sz.width() << (TQ_INT16)sz.height(); - else - s << (TQ_INT32)sz.width() << (TQ_INT32)sz.height(); - return s; -} - -/*! - \relates TQSize - Reads the size from the stream \a s into size \a sz and returns a - reference to the stream. - - \sa \link datastreamformat.html Format of the TQDataStream operators \endlink -*/ - -TQDataStream &operator>>( TQDataStream &s, TQSize &sz ) -{ - if ( s.version() == 1 ) { - TQ_INT16 w, h; - s >> w; sz.rwidth() = w; - s >> h; sz.rheight() = h; - } - else { - TQ_INT32 w, h; - s >> w; sz.rwidth() = w; - s >> h; sz.rheight() = h; - } - return s; -} -#endif // TQT_NO_DATASTREAM - -#endif // USE_QT4
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