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<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/qpixmap.h:1 -->
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<title>qpixmap.h Include File</title>
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qpixmap.h</h1>
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<p>This is the verbatim text of the qpixmap.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<hr>
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<pre>
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/****************************************************************************
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** $Id: qt/qpixmap.h 3.3.8 edited Jan 11 14:38 $
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**
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** Definition of TQPixmap class
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**
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** Created : 940501
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**
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** Copyright (C) 1992-2007 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 Public
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** License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Alternatively you may (at your option) use any
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** later version of the GNU General Public License if such license has
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** been 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 TQPIXMAP_H
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#define TQPIXMAP_H
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#ifndef QT_H
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#include "qpaintdevice.h"
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#include "qcolor.h" // char*->TQColor conversion
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#include "qstring.h" // char*->TQString conversion
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#include "qnamespace.h"
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#endif // QT_H
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class TQGfx;
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class TQPixmapPrivate;
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#if defined(Q_WS_WIN)
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// Internal pixmap memory optimization class for Windows 9x
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class TQMultiCellPixmap;
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#endif
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class Q_EXPORT TQPixmap : public TQPaintDevice, public TQt
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{
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public:
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enum ColorMode { Auto, Color, Mono };
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enum Optimization { DefaultOptim, NoOptim, MemoryOptim=NoOptim,
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NormalOptim, BestOptim };
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TQPixmap();
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TQPixmap( const TQImage& image );
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TQPixmap( int w, int h, int depth = -1, Optimization = DefaultOptim );
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TQPixmap( const TQSize &, int depth = -1, Optimization = DefaultOptim );
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#ifndef QT_NO_IMAGEIO
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TQPixmap( const TQString& fileName, const char *format=0,
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ColorMode mode=Auto );
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TQPixmap( const TQString& fileName, const char *format,
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int conversion_flags );
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TQPixmap( const char *xpm[] ); // ### in 4.0, 'const char * const xpm[]'?
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TQPixmap( const TQByteArray &data );
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#endif
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TQPixmap( const TQPixmap & );
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~TQPixmap();
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TQPixmap &operator=( const TQPixmap & );
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TQPixmap &operator=( const TQImage & );
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bool isNull() const;
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int width() const { return data->w; }
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int height() const { return data->h; }
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TQSize size() const { return TQSize(data->w,data->h); }
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TQRect rect() const { return TQRect(0,0,data->w,data->h); }
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int depth() const { return data->d; }
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static int defaultDepth();
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void fill( const TQColor &fillColor = TQt::white );
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void fill( const TQWidget *, int xofs, int yofs );
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void fill( const TQWidget *, const TQPoint &ofs );
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void resize( int width, int height );
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void resize( const TQSize & );
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const TQBitmap *mask() const;
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void setMask( const TQBitmap & );
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bool selfMask() const;
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bool hasAlpha() const;
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bool hasAlphaChannel() const;
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#ifndef QT_NO_IMAGE_HEURISTIC_MASK
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TQBitmap createHeuristicMask( bool clipTight = TRUE ) const;
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#endif
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#ifndef QT_NO_MIME
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static TQPixmap fromMimeSource( const TQString& abs_name );
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#endif
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static TQPixmap grabWindow( WId, int x=0, int y=0, int w=-1, int h=-1 );
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static TQPixmap grabWidget( TQWidget * widget,
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int x=0, int y=0, int w=-1, int h=-1 );
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#ifndef QT_NO_PIXMAP_TRANSFORMATION
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TQPixmap xForm( const TQWMatrix & ) const;
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static TQWMatrix trueMatrix( const TQWMatrix &, int w, int h );
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#endif
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TQImage convertToImage() const;
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bool convertFromImage( const TQImage &, ColorMode mode=Auto );
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bool convertFromImage( const TQImage &, int conversion_flags );
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#ifndef QT_NO_IMAGEIO
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static const char* imageFormat( const TQString &fileName );
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bool load( const TQString& fileName, const char *format=0,
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ColorMode mode=Auto );
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bool load( const TQString& fileName, const char *format,
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int conversion_flags );
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bool loadFromData( const uchar *buf, uint len,
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const char* format=0,
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ColorMode mode=Auto );
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bool loadFromData( const uchar *buf, uint len,
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const char* format,
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int conversion_flags );
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bool loadFromData( const TQByteArray &data,
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const char* format=0,
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int conversion_flags=0 );
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bool save( const TQString& fileName, const char* format, int quality = -1 ) const;
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bool save( TQIODevice* device, const char* format, int quality = -1 ) const;
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#endif
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#if defined(Q_WS_WIN)
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HBITMAP hbm() const;
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#endif
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int serialNumber() const;
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Optimization optimization() const;
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void setOptimization( Optimization );
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static Optimization defaultOptimization();
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static void setDefaultOptimization( Optimization );
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virtual void detach();
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bool isTQBitmap() const;
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#if defined(Q_WS_WIN)
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// These functions are internal and used by Windows 9x only
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bool isMultiCellPixmap() const;
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HDC multiCellHandle() const;
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HBITMAP multiCellBitmap() const;
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int multiCellOffset() const;
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int allocCell();
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void freeCell( bool = FALSE );
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#endif
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#if defined(Q_WS_QWS)
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virtual TQGfx * graphicsContext(bool clip_children=TRUE) const;
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virtual unsigned char * scanLine(int) const;
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virtual int bytesPerLine() const;
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TQRgb * clut() const;
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int numCols() const;
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#elif defined(Q_WS_X11)
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static int x11SetDefaultScreen( int screen );
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void x11SetScreen( int screen );
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#endif
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#ifndef Q_QDOC
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Q_DUMMY_COMPARISON_OPERATOR(TQPixmap)
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#endif
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protected:
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TQPixmap( int w, int h, const uchar *data, bool isXbitmap );
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int metric( int ) const;
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#if defined(Q_WS_WIN)
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struct TQMCPI { // mem optim for win9x
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TQMultiCellPixmap *mcp;
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int offset;
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};
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#endif
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struct TQPixmapData : public TQShared { // internal pixmap data
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TQCOORD w, h;
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short d;
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uint uninit : 1;
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uint bitmap : 1;
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uint selfmask : 1;
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#if defined(Q_WS_WIN)
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uint mcp : 1;
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#endif
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int ser_no;
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TQBitmap *mask;
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#if defined(Q_WS_WIN)
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TQPixmap *maskpm;
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union {
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HBITMAP hbm; // if mcp == FALSE
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TQMCPI *mcpi; // if mcp == TRUE
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} hbm_or_mcpi;
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uchar *realAlphaBits;
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#ifdef Q_OS_TEMP
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uchar* ppvBits; // Pointer to DIBSection bits
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#endif
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#elif defined(Q_WS_X11)
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void *ximage;
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void *maskgc;
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TQPixmap *alphapm;
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#elif defined(Q_WS_MAC)
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ColorTable *clut;
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TQPixmap *alphapm;
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#elif defined(Q_WS_QWS)
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int id; // ### should use TQPaintDevice::hd, since it is there
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TQRgb * clut;
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int numcols;
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int rw;
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int rh;
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bool hasAlpha;
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#endif
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Optimization optim;
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#if defined(Q_WS_WIN)
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HBITMAP old_hbm;
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#endif
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} *data;
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private:
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#ifndef QT_NO_IMAGEIO
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bool doImageIO( TQImageIO* io, int quality ) const;
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#endif
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TQPixmap( int w, int h, int depth, bool, Optimization );
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void init( int, int, int, bool, Optimization );
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void deref();
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TQPixmap copy( bool ignoreMask = FALSE ) const;
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#if defined(Q_WS_WIN)
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void initAlphaPixmap( uchar *bytes, int length, struct tagBITMAPINFO *bmi );
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void convertToAlphaPixmap( bool initAlpha=TRUE );
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static void bitBltAlphaPixmap( TQPixmap *dst, int dx, int dy,
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const TQPixmap *src, int sx, int sy,
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int sw, int sh, bool useDstAlpha );
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#endif
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static Optimization defOptim;
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friend Q_EXPORT void bitBlt( TQPaintDevice *, int, int,
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const TQPaintDevice *,
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int, int, int, int, RasterOp, bool );
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friend Q_EXPORT void bitBlt( TQPaintDevice *, int, int,
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const TQImage* src,
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int, int, int, int, int conversion_flags );
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friend Q_EXPORT void copyBlt( TQPixmap *dst, int dx, int dy,
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const TQPixmap *src, int sx, int sy,
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int sw, int sh );
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#if defined(Q_WS_MAC)
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friend void unclippedScaledBitBlt(TQPaintDevice *, int, int, int, int,
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const TQPaintDevice *, int, int, int, int,
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TQt::RasterOp, bool, bool);
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#endif
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friend class TQBitmap;
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friend class TQPaintDevice;
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friend class TQPainter;
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friend class TQGLWidget;
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};
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inline bool TQPixmap::isNull() const
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{
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return data->w == 0;
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}
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inline void TQPixmap::fill( const TQWidget *w, const TQPoint &ofs )
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{
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fill( w, ofs.x(), ofs.y() );
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}
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inline void TQPixmap::resize( const TQSize &s )
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{
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resize( s.width(), s.height() );
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}
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inline const TQBitmap *TQPixmap::mask() const
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{
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return data->mask;
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}
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inline bool TQPixmap::selfMask() const
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{
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return data->selfmask;
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}
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#if defined(Q_WS_WIN)
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inline HBITMAP TQPixmap::hbm() const
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{
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return data->mcp ? 0 : data->hbm_or_mcpi.hbm;
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}
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#endif
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inline int TQPixmap::serialNumber() const
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{
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return data->ser_no;
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}
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inline TQPixmap::Optimization TQPixmap::optimization() const
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{
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return data->optim;
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}
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inline bool TQPixmap::isTQBitmap() const
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{
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return data->bitmap;
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}
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#if defined(Q_WS_WIN)
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inline bool TQPixmap::isMultiCellPixmap() const
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{
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return data->mcp;
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}
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#endif
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/*****************************************************************************
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TQPixmap stream functions
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*****************************************************************************/
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#if !defined(QT_NO_DATASTREAM) && !defined(QT_NO_IMAGEIO)
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Q_EXPORT TQDataStream &operator<<( TQDataStream &, const TQPixmap & );
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Q_EXPORT TQDataStream &operator>>( TQDataStream &, TQPixmap & );
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#endif
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|
/*****************************************************************************
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TQPixmap (and TQImage) helper functions
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|
*****************************************************************************/
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|
#ifndef QT_NO_PIXMAP_TRANSFORMATION
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|
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|
# define QT_XFORM_TYPE_MSBFIRST 0
|
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|
|
|
# define QT_XFORM_TYPE_LSBFIRST 1
|
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|
|
# if defined(Q_WS_WIN)
|
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|
# define QT_XFORM_TYPE_WINDOWSPIXMAP 2
|
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|
|
|
# endif
|
|
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|
bool qt_xForm_helper( const TQWMatrix&, int, int, int, uchar*, int, int, int, uchar*, int, int, int );
|
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|
#endif
|
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|
|
Q_EXPORT void copyBlt( TQPixmap *dst, int dx, int dy,
|
|
|
|
|
const TQPixmap *src, int sx = 0, int sy = 0,
|
|
|
|
|
int sw = -1, int sh = -1 );
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|
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|
#endif // TQPIXMAP_H
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</pre>
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<!-- eof -->
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<p><address><hr><div align=center>
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<table width=100% cellspacing=0 border=0><tr>
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|
|
|
|
<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>
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|
</table></div></address></body>
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</html>
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