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It is provided only for illustration; the copyright remains with Trolltech. +<hr> +<pre> +/**************************************************************************** +** $Id: qt/tqpixmap.h 3.3.8 edited Jan 11 14:38 $ +** +** Definition of TQPixmap class +** +** Created : 940501 +** +** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. +** +** 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 file LICENSE.GPL 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. +** +**********************************************************************/ + +#ifndef TQPIXMAP_H +#define TQPIXMAP_H + +#ifndef QT_H +#include "tqpaintdevice.h" +#include "tqcolor.h" // char*->TQColor conversion +#include "tqstring.h" // char*->TQString conversion +#include "ntqnamespace.h" +#endif // QT_H + +class TQPixmapPrivate; + +#if defined(TQ_WS_WIN) +// Internal pixmap memory optimization class for Windows 9x +class TQMultiCellPixmap; +#endif + + +class TQ_EXPORT TQPixmap : public TQPaintDevice, public TQt +{ +public: + enum ColorMode { Auto, Color, Mono }; + enum Optimization { DefaultOptim, NoOptim, MemoryOptim=NoOptim, + NormalOptim, BestOptim }; + + TQPixmap(); + TQPixmap( const TQImage& image ); + TQPixmap( int w, int h, int depth = -1, Optimization = DefaultOptim ); + TQPixmap( const TQSize &, int depth = -1, Optimization = DefaultOptim ); +#ifndef TQT_NO_IMAGEIO + TQPixmap( const TQString& fileName, const char *format=0, + ColorMode mode=Auto ); + TQPixmap( const TQString& fileName, const char *format, + int conversion_flags ); + TQPixmap( const char *xpm[] ); // ### in 4.0, 'const char * const xpm[]'? + TQPixmap( const TQByteArray &data ); +#endif + TQPixmap( const TQPixmap & ); + ~TQPixmap(); + + TQPixmap &operator=( const TQPixmap & ); + TQPixmap &operator=( const TQImage & ); + + bool isNull() const; + + int width() const { return data->w; } + int height() const { return data->h; } + TQSize size() const { return TQSize(data->w,data->h); } + TQRect rect() const { return TQRect(0,0,data->w,data->h); } + int depth() const { return data->d; } + static int defaultDepth(); + + void fill( const TQColor &fillColor = TQt::white ); + void fill( const TQWidget *, int xofs, int yofs ); + void fill( const TQWidget *, const TQPoint &ofs ); + void resize( int width, int height ); + void resize( const TQSize & ); + + const TQBitmap *mask() const; + void setMask( const TQBitmap & ); + bool selfMask() const; + bool hasAlpha() const; + bool hasAlphaChannel() const; +#ifndef TQT_NO_IMAGE_HEURISTIC_MASK + TQBitmap createHeuristicMask( bool clipTight = TRUE ) const; +#endif +#ifndef TQT_NO_MIME + static TQPixmap fromMimeSource( const TQString& abs_name ); +#endif + static TQPixmap grabWindow( WId, int x=0, int y=0, int w=-1, int h=-1 ); + static TQPixmap grabWidget( TQWidget * widget, + int x=0, int y=0, int w=-1, int h=-1 ); + +#ifndef TQT_NO_PIXMAP_TRANSFORMATION + TQPixmap xForm( const TQWMatrix & ) const; + static TQWMatrix trueMatrix( const TQWMatrix &, int w, int h ); +#endif + + TQImage convertToImage() const; + bool convertFromImage( const TQImage &, ColorMode mode=Auto ); + bool convertFromImage( const TQImage &, int conversion_flags ); +#ifndef TQT_NO_IMAGEIO + static const char* imageFormat( const TQString &fileName ); + bool load( const TQString& fileName, const char *format=0, + ColorMode mode=Auto ); + bool load( const TQString& fileName, const char *format, + int conversion_flags ); + bool loadFromData( const uchar *buf, uint len, + const char* format=0, + ColorMode mode=Auto ); + bool loadFromData( const uchar *buf, uint len, + const char* format, + int conversion_flags ); + bool loadFromData( const TQByteArray &data, + const char* format=0, + int conversion_flags=0 ); + bool save( const TQString& fileName, const char* format, int quality = -1 ) const; + bool save( TQIODevice* device, const char* format, int quality = -1 ) const; +#endif + +#if defined(TQ_WS_WIN) + HBITMAP hbm() const; +#endif + + int serialNumber() const; + + Optimization optimization() const; + void setOptimization( Optimization ); + static Optimization defaultOptimization(); + static void setDefaultOptimization( Optimization ); + + virtual void detach(); + + bool isTQBitmap() const; + +#if defined(TQ_WS_WIN) + // These functions are internal and used by Windows 9x only + bool isMultiCellPixmap() const; + HDC multiCellHandle() const; + HBITMAP multiCellBitmap() const; + int multiCellOffset() const; + int allocCell(); + void freeCell( bool = FALSE ); +#endif + +#if defined(TQ_WS_X11) + static int x11SetDefaultScreen( int screen ); + void x11SetScreen( int screen ); +#endif + +#ifndef Q_QDOC + TQ_DUMMY_COMPARISON_OPERATOR(TQPixmap) +#endif + +protected: + TQPixmap( int w, int h, const uchar *data, bool isXbitmap ); + int metric( int ) const; + +#if defined(TQ_WS_WIN) + struct TQMCPI { // mem optim for win9x + TQMultiCellPixmap *mcp; + int offset; + }; +#endif + + struct TQPixmapData : public TQShared { // internal pixmap data + TQCOORD w, h; + short d; + uint uninit : 1; + uint bitmap : 1; + uint selfmask : 1; +#if defined(TQ_WS_WIN) + uint mcp : 1; +#endif + int ser_no; + TQBitmap *mask; +#if defined(TQ_WS_WIN) + TQPixmap *maskpm; + union { + HBITMAP hbm; // if mcp == FALSE + TQMCPI *mcpi; // if mcp == TRUE + } hbm_or_mcpi; + uchar *realAlphaBits; +#ifdef Q_OS_TEMP + uchar* ppvBits; // Pointer to DIBSection bits +#endif +#elif defined(TQ_WS_X11) + void *ximage; + void *maskgc; + TQPixmap *alphapm; +#elif defined(TQ_WS_MAC) + ColorTable *clut; + TQPixmap *alphapm; +#endif + Optimization optim; +#if defined(TQ_WS_WIN) + HBITMAP old_hbm; +#endif + } *data; +private: +#ifndef TQT_NO_IMAGEIO + bool doImageIO( TQImageIO* io, int quality ) const; +#endif + TQPixmap( int w, int h, int depth, bool, Optimization ); + void init( int, int, int, bool, Optimization ); + void deref(); + TQPixmap copy( bool ignoreMask = FALSE ) const; +#if defined(TQ_WS_WIN) + void initAlphaPixmap( uchar *bytes, int length, struct tagBITMAPINFO *bmi ); + void convertToAlphaPixmap( bool initAlpha=TRUE ); + static void bitBltAlphaPixmap( TQPixmap *dst, int dx, int dy, + const TQPixmap *src, int sx, int sy, + int sw, int sh, bool useDstAlpha ); +#endif + static Optimization defOptim; + friend TQ_EXPORT void bitBlt( TQPaintDevice *, int, int, + const TQPaintDevice *, + int, int, int, int, RasterOp, bool ); + friend TQ_EXPORT void bitBlt( TQPaintDevice *, int, int, + const TQImage* src, + int, int, int, int, int conversion_flags ); + friend TQ_EXPORT void copyBlt( TQPixmap *dst, int dx, int dy, + const TQPixmap *src, int sx, int sy, + int sw, int sh ); + +#if defined(TQ_WS_MAC) + friend void unclippedScaledBitBlt(TQPaintDevice *, int, int, int, int, + const TQPaintDevice *, int, int, int, int, + TQt::RasterOp, bool, bool); +#endif + + friend class TQBitmap; + friend class TQPaintDevice; + friend class TQPainter; + friend class TQGLWidget; +}; + + +inline bool TQPixmap::isNull() const +{ + return data->w == 0; +} + +inline void TQPixmap::fill( const TQWidget *w, const TQPoint &ofs ) +{ + fill( w, ofs.x(), ofs.y() ); +} + +inline void TQPixmap::resize( const TQSize &s ) +{ + resize( s.width(), s.height() ); +} + +inline const TQBitmap *TQPixmap::mask() const +{ + return data->mask; +} + +inline bool TQPixmap::selfMask() const +{ + return data->selfmask; +} + +#if defined(TQ_WS_WIN) +inline HBITMAP TQPixmap::hbm() const +{ + return data->mcp ? 0 : data->hbm_or_mcpi.hbm; +} +#endif + +inline int TQPixmap::serialNumber() const +{ + return data->ser_no; +} + +inline TQPixmap::Optimization TQPixmap::optimization() const +{ + return data->optim; +} + +inline bool TQPixmap::isTQBitmap() const +{ + return data->bitmap; +} + +#if defined(TQ_WS_WIN) +inline bool TQPixmap::isMultiCellPixmap() const +{ + return data->mcp; +} +#endif + + +/***************************************************************************** + TQPixmap stream functions + *****************************************************************************/ + +#if !defined(TQT_NO_DATASTREAM) && !defined(TQT_NO_IMAGEIO) +TQ_EXPORT TQDataStream &operator<<( TQDataStream &, const TQPixmap & ); +TQ_EXPORT TQDataStream &operator>>( TQDataStream &, TQPixmap & ); +#endif + +/***************************************************************************** + TQPixmap (and TQImage) helper functions + *****************************************************************************/ + +#ifndef TQT_NO_PIXMAP_TRANSFORMATION +# define QT_XFORM_TYPE_MSBFIRST 0 +# define QT_XFORM_TYPE_LSBFIRST 1 +# if defined(TQ_WS_WIN) +# define QT_XFORM_TYPE_WINDOWSPIXMAP 2 +# endif +bool qt_xForm_helper( const TQWMatrix&, int, int, int, uchar*, int, int, int, uchar*, int, int, int ); +#endif + +TQ_EXPORT void copyBlt( TQPixmap *dst, int dx, int dy, + const TQPixmap *src, int sx = 0, int sy = 0, + int sw = -1, int sh = -1 ); + +#endif // TQPIXMAP_H +</pre> +<!-- eof --> +<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 2007 +<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> +<td align=right><div align=right>TQt 3.3.8</div> +</table></div></address></body> +</html> |