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+/****************************************************************************
+**
+** Definition of TQPixmap class
+**
+** Created : 940501
+**
+** Copyright (C) 1992-2008 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 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.
+**
+**********************************************************************/
+
+#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