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696 lines
23 KiB
696 lines
23 KiB
/****************************************************************************
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**
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** Definition of TQImage and TQImageIO classes
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**
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** Created : 950207
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**
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** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA.
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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 TQIMAGE_H
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#define TQIMAGE_H
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#include "tqtglobaldefines.h"
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#ifndef TQT_H
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#include "tqpixmap.h"
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#include "tqstrlist.h"
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#include "tqstringlist.h"
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#endif // TQT_H
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#ifdef USE_QT4
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#include <Qt/qbitmap.h>
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#include <Qt/qstringlist.h>
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#include <Qt/qimagereader.h>
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#include <Qt/qimagewriter.h>
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#endif // USE_QT4
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#ifdef USE_QT4
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#ifndef TQT_NO_IMAGE_TEXT
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class TQ_EXPORT TQImageTextKeyLang : public QImageTextKeyLang, virtual public TQt {
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public:
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TQImageTextKeyLang(const char* k, const char* l) : QImageTextKeyLang(k, l) { }
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TQImageTextKeyLang() : QImageTextKeyLang() { }
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bool operator< (const TQImageTextKeyLang& other) const { return key < other.key || (key==other.key && lang < other.lang); }
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bool operator== (const TQImageTextKeyLang& other) const { return key==other.key && lang==other.lang; }
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// Interoperability
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static const TQImageTextKeyLang& convertFromQImageTextKeyLang( QImageTextKeyLang& qbr );
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};
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// Interoperability
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inline static const TQImageTextKeyLang& convertFromQImageTextKeyLang( const QImageTextKeyLang& qbr ) {
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return (*static_cast<const TQImageTextKeyLang*>(&qbr));
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}
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#endif //TQT_NO_IMAGE_TEXT
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class TQ_EXPORT TQImage : public QImage, virtual public TQt
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{
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public:
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enum Endian { IgnoreEndian, BigEndian, LittleEndian };
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QImage::Format formatFor(int depth, Endian bitOrder);
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TQImage() : QImage() { jumptable=NULL; }
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TQImage( int width, int height, int depth, int numColors=0, Endian bitOrder=IgnoreEndian ) : QImage( width, height, formatFor(depth, bitOrder) ) { jumptable=NULL; setColorCount(numColors); }
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TQImage( const QSize&ts, int depth, int numColors=0, Endian bitOrder=IgnoreEndian ) : QImage( ts, formatFor(depth, bitOrder) ) { jumptable=NULL; setColorCount(numColors); }
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#ifndef TQT_NO_IMAGEIO
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TQImage( const QString &fileName, const char* format=0 ) : QImage( fileName, format ) { jumptable=NULL; }
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TQImage( const char * const xpm[] ) : QImage( xpm ) { jumptable=NULL; }
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// TQImage( const QByteArray &data ) : QImage( data ) {}
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#endif
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TQImage( uchar* data, int w, int h, int depth, QRgb* colortable, int numColors, Endian bitOrder ) : QImage( data, w, h, formatFor(depth, bitOrder) ) {
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jumptable=NULL;
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setColorCount(numColors);
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if (colortable) {
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setColorCount(numColors);
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for (int i = 0; i < numColors; ++i) {
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setColor(i, colortable[i]);
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}
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}
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}
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// ~TQImage();
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#ifndef TQT_NO_IMAGE_HEURISTIC_MASK
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TQImage createHeuristicMask( bool clipTight=TRUE ) const;
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#endif
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Endian bitOrder() const {
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Format f = format();
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return f == Format_Mono ? BigEndian : (f == Format_MonoLSB ? LittleEndian : IgnoreEndian);
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}
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#ifdef TQ_WS_TQWS
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TQImage( uchar* data, int w, int h, int depth, int pbl, QRgb* colortable, int numColors, Endian bitOrder ) : QImage( data, w, h, depth, pbl, colortable, numColors, bitOrder ) { jumptable=NULL; }
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#endif
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TQImage( const QImage &im ) : QImage( im ) { jumptable=NULL; }
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// static TQStrList inputFormats() { return TQT_TQSTRLIST_OBJECT(QImageReader::supportedImageFormats()); }
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// static TQStrList outputFormats() { return TQT_TQSTRLIST_OBJECT(QImageWriter::supportedImageFormats()); }
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inline TQImage smoothScale(int w, int h, AspectRatioMode mode = IgnoreAspectRatio) const { return scaled(QSize(w, h), (Qt::AspectRatioMode)mode, Qt::SmoothTransformation); }
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inline TQImage smoothScale(const QSize &s, AspectRatioMode mode = IgnoreAspectRatio) const { return scaled(s, (Qt::AspectRatioMode)mode, Qt::SmoothTransformation); }
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inline TQImage swapRGB() const { return rgbSwapped(); }
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inline TQImage mirror(bool horizontally = false, bool vertically = true) const { return mirrored(horizontally, vertically); }
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#ifndef TQT_NO_IMAGE_TRANSFORMATION
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inline TQImage scale( int w, int h, ScaleMode mode=ScaleFree ) const { return scaled(QSize(w, h), (Qt::AspectRatioMode)mode, Qt::FastTransformation); }
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inline TQImage scale( const TQSize& s, ScaleMode mode=ScaleFree ) const { return scaled(s, (Qt::AspectRatioMode)mode, Qt::FastTransformation); }
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inline TQImage scaleWidth( int w ) const { return scaledToWidth(w, Qt::FastTransformation); }
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inline TQImage scaleHeight( int h ) const { return scaledToHeight(h, Qt::FastTransformation); }
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inline TQImage xForm(const QMatrix &matrix) const { return transformed(QTransform(matrix)); }
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#endif
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TQImage convertDepth(int, Qt::ImageConversionFlags flags = Qt::AutoColor) const;
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TQImage convertDepthWithPalette(int, QRgb* p, int pc, Qt::ImageConversionFlags flags = Qt::AutoColor) const;
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TQImage convertBitOrder(Endian) const;
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inline void tqinvertPixels( bool invertAlpha = TRUE ) { if (invertAlpha) invertPixels(InvertRgba); else invertPixels(InvertRgb); }
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bool hasAlphaBuffer() const;
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void setAlphaBuffer(bool);
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static inline Endian systemByteOrder() { return QSysInfo::ByteOrder == QSysInfo::BigEndian ? BigEndian : LittleEndian; }
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static Endian systemBitOrder();
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uchar **jumpTable();
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const uchar * const *jumpTable() const;
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bool create( int width, int height, int depth, int numColors=0, Endian bitOrder=IgnoreEndian );
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bool create( const TQSize&, int depth, int numColors=0, Endian bitOrder=IgnoreEndian );
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inline void reset() { *this = QImage(); }
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inline TQValueList<TQImageTextKeyLang> tqtextList() const {
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QList<QImageTextKeyLang> qs = textList();
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TQValueList<TQImageTextKeyLang> qn;
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for (int i = 0; i < qs.size(); ++i) qn.append(convertFromQImageTextKeyLang(qs.at(i)));
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return qn;
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}
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inline TQRgb *tqcolorTable() const {
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return colorTable().data();
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}
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#ifndef TQT_NO_IMAGEIO
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static const char* imageFormat( const TQString &fileName );
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static TQStrList inputFormats();
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static TQStrList outputFormats();
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#ifndef TQT_NO_STRINGLIST
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static TQStringList inputFormatList();
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static TQStringList outputFormatList();
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#endif
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bool load( const TQString &fileName, const char* format=0 );
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bool loadFromData( const uchar *buf, uint len, const char *format=0 );
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bool loadFromData( TQByteArray data, const char* format=0 );
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bool save( const TQString &fileName, const char* format, int quality=-1 ) const;
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bool save( QIODevice * tqdevice, const char* format, int quality=-1 ) const;
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#endif //TQT_NO_IMAGEIO
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private:
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mutable uchar **jumptable;
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void reinit();
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void freeBits();
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#ifndef TQT_NO_IMAGEIO
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bool doImageIO( TQImageIO* io, int quality ) const;
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#endif
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public:
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// Interoperability
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static const TQImage& convertFromQImage( QImage& qi );
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using QImage::operator=;
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};
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// Interoperability
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inline static const TQImage& convertFromQImage( const QImage& qi ) {
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return (*static_cast<const TQImage*>(&qi));
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}
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#if 0
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typedef void (*image_io_handler)( TQImageIO * ); // image IO handler
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class TQ_EXPORT TQImageIO : public QImageReader, public QImageWriter, virtual public TQt
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{
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public:
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TQImageIO() : QImageReader(), QImageWriter() {}
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TQImageIO( QIODevice *ioDevice, const char *format ) : QImageReader( ioDevice, format ), QImageWriter( ioDevice, format ) {}
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TQImageIO( const QString &fileName, const char* format ) : QImageReader( fileName, format ), QImageWriter( fileName, format ) {}
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static TQStrList inputFormats() { return TQT_TQSTRLIST_OBJECT(QImageReader::supportedImageFormats()); }
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static TQStrList outputFormats() { return TQT_TQSTRLIST_OBJECT(QImageWriter::supportedImageFormats()); }
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inline void setImage( const QImage &qi ) { internalImage = qi; }
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inline bool write() { return QImageWriter::write( internalImage ); }
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inline bool read() { if (QImageReader::read().isNull() == true) return false; else return true; }
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inline int quality() const { return QImageWriter::quality(); }
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inline const TQImage &image() { return TQT_TQIMAGE_OBJECT(QImageReader::read()); }
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inline static void defineIOHandler( const char *format, const char *header, const char *flags, image_io_handler read_image, image_io_handler write_image ) {
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// [FIXME] Is this now automatic in Qt4??
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TQ_UNUSED(format);
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TQ_UNUSED(header);
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TQ_UNUSED(flags);
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TQ_UNUSED(read_image);
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TQ_UNUSED(write_image);
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printf("[WARNING] static void defineIOHandler( const char *format, const char *header, const char *flags, image_io_handler read_image, image_io_handler write_image ) unimplemented\n\r");
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}
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void setqStatus( int );
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inline TQIODevice *ioDevice() const { if (QImageReader::device() != 0) return static_cast<TQIODevice*>(QImageReader::device()); else return static_cast<TQIODevice*>(QImageWriter::device()); }
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inline const char *format() const { if (QImageReader::format() != "") return QImageReader::format(); else return QImageWriter::format(); }
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inline TQString fileName() const { if (QImageReader::fileName() != "") return QImageReader::fileName(); else return QImageWriter::fileName(); }
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inline const char *parameters() const { printf("[WARNING] const char *parameters() const unimplemented\n\r"); return 0; }
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inline void setFileName( const QString &qs ) { QImageReader::setFileName(qs); QImageWriter::setFileName(qs); }
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inline void setQuality( int ql ) { QImageReader::setQuality(ql); QImageWriter::setQuality(ql); }
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inline void setIODevice( TQIODevice *tqiod ) { QImageReader::setDevice(tqiod); QImageWriter::setDevice(tqiod); }
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inline void setParameters( const char * ) { printf("[WARNING] void setParameters(const char *) unimplemented\n\r"); }
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inline void setFormat( const char * format ) { QImageReader::setFormat(format); QImageWriter::setFormat(format); }
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private:
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QImage internalImage;
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};
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#else
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class TQIODevice;
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typedef void (*image_io_handler)( TQImageIO * ); // image IO handler
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struct TQImageIOData;
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class TQ_EXPORT TQImageIO
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{
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public:
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TQImageIO();
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TQImageIO( QIODevice *ioDevice, const char *format );
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TQImageIO( const TQString &fileName, const char* format );
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~TQImageIO();
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const TQImage &image() const { return im; }
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int status() const { return iostat; }
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const char *format() const { return frmt; }
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TQIODevice *ioDevice() const { return iodev; }
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TQString fileName() const { return fname; }
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int quality() const;
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TQString description() const { return descr; }
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const char *parameters() const;
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float gamma() const;
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void setImage( const QImage & );
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void setqStatus( int );
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void setFormat( const char * );
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void setIODevice( TQIODevice * );
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void setFileName( const TQString & );
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void setQuality( int );
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void setDescription( const TQString & );
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void setParameters( const char * );
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void setGamma( float );
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bool read();
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bool write();
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static const char* imageFormat( const TQString &fileName );
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static const char *imageFormat( TQIODevice * );
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static TQStrList inputFormats();
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static TQStrList outputFormats();
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static void defineIOHandler( const char *format,
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const char *header,
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const char *flags,
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image_io_handler read_image,
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image_io_handler write_image );
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private:
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void init();
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TQImage im; // image
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int iostat; // IO status
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TQCString frmt; // image format
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TQIODevice *iodev; // IO tqdevice
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TQString fname; // file name
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char *params; // image parameters //### change to TQImageIOData *d in 3.0
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TQString descr; // image description
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TQImageIOData *d;
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private: // Disabled copy constructor and operator=
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#if defined(TQ_DISABLE_COPY)
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TQImageIO( const TQImageIO & );
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TQImageIO &operator=( const TQImageIO & );
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#endif
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};
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#endif
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#else // USE_QT4
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class TQImageDataMisc; // internal
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#ifndef TQT_NO_IMAGE_TEXT
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class TQ_EXPORT TQImageTextKeyLang {
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public:
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TQImageTextKeyLang(const char* k, const char* l) : key(k), lang(l) { }
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TQImageTextKeyLang() { }
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TQCString key;
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TQCString lang;
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bool operator< (const TQImageTextKeyLang& other) const
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{ return key < other.key || (key==other.key && lang < other.lang); }
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bool operator== (const TQImageTextKeyLang& other) const
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{ return key==other.key && lang==other.lang; }
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};
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#endif //TQT_NO_IMAGE_TEXT
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class TQ_EXPORT TQImage
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{
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public:
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enum Endian { IgnoreEndian, BigEndian, LittleEndian };
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TQImage();
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TQImage( int width, int height, int depth, int numColors=0,
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Endian bitOrder=IgnoreEndian );
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TQImage( const TQSize&, int depth, int numColors=0,
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Endian bitOrder=IgnoreEndian );
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#ifndef TQT_NO_IMAGEIO
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TQImage( const TQString &fileName, const char* format=0 );
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TQImage( const char * const xpm[] );
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TQImage( const TQByteArray &data );
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#endif
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TQImage( uchar* data, int w, int h, int depth,
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TQRgb* colortable, int numColors,
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Endian bitOrder );
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#ifdef TQ_WS_TQWS
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TQImage( uchar* data, int w, int h, int depth, int pbl,
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TQRgb* colortable, int numColors,
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Endian bitOrder );
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#endif
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TQImage( const TQImage & );
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~TQImage();
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TQImage &operator=( const TQImage & );
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TQImage &operator=( const TQPixmap & );
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bool operator==( const TQImage & ) const;
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bool operator!=( const TQImage & ) const;
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void detach();
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TQImage copy() const;
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TQImage copy(int x, int y, int w, int h, int conversion_flags=0) const;
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TQImage copy(const TQRect&) const;
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#ifndef TQT_NO_MIME
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static TQImage fromMimeSource( const TQString& abs_name );
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#endif
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bool isNull() const { return data->bits == 0; }
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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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int numColors() const { return data->ncols; }
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Endian bitOrder() const { return (Endian) data->bitordr; }
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TQRgb color( int i ) const;
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void setColor( int i, TQRgb c );
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void setNumColors( int );
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bool hasAlphaBuffer() const;
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void setAlphaBuffer( bool );
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bool allGray() const;
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bool isGrayscale() const;
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uchar *bits() const;
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uchar *scanLine( int ) const;
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uchar **jumpTable() const;
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TQRgb *colorTable() const;
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int numBytes() const;
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int bytesPerLine() const;
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#ifdef TQ_WS_TQWS
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TQGfx * graphicsContext();
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#endif
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bool create( int width, int height, int depth, int numColors=0,
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Endian bitOrder=IgnoreEndian );
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bool create( const TQSize&, int depth, int numColors=0,
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Endian bitOrder=IgnoreEndian );
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void reset();
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void fill( uint pixel );
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void invertPixels( bool invertAlpha = TRUE );
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TQImage convertDepth( int ) const;
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#ifndef TQT_NO_IMAGE_TRUECOLOR
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TQImage convertDepthWithPalette( int, TQRgb* p, int pc, int cf=0 ) const;
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#endif
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TQImage convertDepth( int, int conversion_flags ) const;
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TQImage convertBitOrder( Endian ) const;
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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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#ifndef TQT_NO_IMAGE_SMOOTHSCALE
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TQImage smoothScale( int w, int h, ScaleMode mode=ScaleFree ) const;
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TQImage smoothScale( const TQSize& s, ScaleMode mode=ScaleFree ) const;
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#endif
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#ifndef TQT_NO_IMAGE_TRANSFORMATION
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TQImage scale( int w, int h, ScaleMode mode=ScaleFree ) const;
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TQImage scale( const TQSize& s, ScaleMode mode=ScaleFree ) const;
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TQImage scaleWidth( int w ) const;
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TQImage scaleHeight( int h ) const;
|
|
TQImage xForm( const TQWMatrix &matrix ) const;
|
|
#endif
|
|
|
|
#ifndef TQT_NO_IMAGE_DITHER_TO_1
|
|
TQImage createAlphaMask( int conversion_flags=0 ) const;
|
|
#endif
|
|
#ifndef TQT_NO_IMAGE_HEURISTIC_MASK
|
|
TQImage createHeuristicMask( bool clipTight=TRUE ) const;
|
|
#endif
|
|
#ifndef TQT_NO_IMAGE_MIRROR
|
|
TQImage mirror() const;
|
|
TQImage mirror(bool horizontally, bool vertically) const;
|
|
#endif
|
|
TQImage swapRGB() const;
|
|
|
|
static Endian systemBitOrder();
|
|
static Endian systemByteOrder();
|
|
|
|
#ifndef TQT_NO_IMAGEIO
|
|
static const char* imageFormat( const TQString &fileName );
|
|
static TQStrList inputFormats();
|
|
static TQStrList outputFormats();
|
|
#ifndef TQT_NO_STRINGLIST
|
|
static TQStringList inputFormatList();
|
|
static TQStringList outputFormatList();
|
|
#endif
|
|
bool load( const TQString &fileName, const char* format=0 );
|
|
bool loadFromData( const uchar *buf, uint len,
|
|
const char *format=0 );
|
|
bool loadFromData( TQByteArray data, const char* format=0 );
|
|
bool save( const TQString &fileName, const char* format,
|
|
int quality=-1 ) const;
|
|
bool save( TQIODevice * tqdevice, const char* format,
|
|
int quality=-1 ) const;
|
|
#endif //TQT_NO_IMAGEIO
|
|
|
|
bool valid( int x, int y ) const;
|
|
int pixelIndex( int x, int y ) const;
|
|
TQRgb pixel( int x, int y ) const;
|
|
void setPixel( int x, int y, uint index_or_rgb );
|
|
|
|
// Auxiliary data
|
|
int dotsPerMeterX() const;
|
|
int dotsPerMeterY() const;
|
|
void setDotsPerMeterX(int);
|
|
void setDotsPerMeterY(int);
|
|
TQPoint offset() const;
|
|
void setOffset(const TQPoint&);
|
|
#ifndef TQT_NO_IMAGE_TEXT
|
|
TQValueList<TQImageTextKeyLang> textList() const;
|
|
TQStringList textLanguages() const;
|
|
TQStringList textKeys() const;
|
|
TQString text(const char* key, const char* lang=0) const;
|
|
TQString text(const TQImageTextKeyLang&) const;
|
|
void setText(const char* key, const char* lang, const TQString&);
|
|
#endif
|
|
private:
|
|
void init();
|
|
void reinit();
|
|
void freeBits();
|
|
static void warningIndexRange( const char *, int );
|
|
|
|
struct TQImageData : public TQShared { // internal image data
|
|
int w; // image width
|
|
int h; // image height
|
|
int d; // image depth
|
|
int ncols; // number of colors
|
|
int nbytes; // number of bytes data
|
|
int bitordr; // bit order (1 bit depth)
|
|
TQRgb *ctbl; // color table
|
|
uchar **bits; // image data
|
|
bool alpha; // alpha buffer
|
|
int dpmx; // dots per meter X (or 0)
|
|
int dpmy; // dots per meter Y (or 0)
|
|
TQPoint offset; // offset in pixels
|
|
#ifndef TQT_NO_IMAGE_TEXT
|
|
TQImageDataMisc* misc; // less common stuff
|
|
#endif
|
|
bool ctbl_mine; // this allocated ctbl
|
|
} *data;
|
|
#ifndef TQT_NO_IMAGE_TEXT
|
|
TQImageDataMisc& misc() const;
|
|
#endif
|
|
#ifndef TQT_NO_IMAGEIO
|
|
bool doImageIO( TQImageIO* io, int quality ) const;
|
|
#endif
|
|
friend TQ_EXPORT void bitBlt( TQImage* dst, int dx, int dy,
|
|
const TQImage* src, int sx, int sy,
|
|
int sw, int sh, int conversion_flags );
|
|
};
|
|
|
|
|
|
// TQImage stream functions
|
|
|
|
#if !defined(TQT_NO_DATASTREAM) && !defined(TQT_NO_IMAGEIO)
|
|
TQ_EXPORT TQDataStream &operator<<( TQDataStream &, const TQImage & );
|
|
TQ_EXPORT TQDataStream &operator>>( TQDataStream &, TQImage & );
|
|
#endif
|
|
|
|
#ifndef TQT_NO_IMAGEIO
|
|
class TQIODevice;
|
|
typedef void (*image_io_handler)( TQImageIO * ); // image IO handler
|
|
|
|
|
|
struct TQImageIOData;
|
|
|
|
|
|
class TQ_EXPORT TQImageIO
|
|
{
|
|
public:
|
|
TQImageIO();
|
|
TQImageIO( TQIODevice *ioDevice, const char *format );
|
|
TQImageIO( const TQString &fileName, const char* format );
|
|
~TQImageIO();
|
|
|
|
|
|
const TQImage &image() const { return im; }
|
|
int status() const { return iostat; }
|
|
const char *format() const { return frmt; }
|
|
TQIODevice *ioDevice() const { return iodev; }
|
|
TQString fileName() const { return fname; }
|
|
int quality() const;
|
|
TQString description() const { return descr; }
|
|
const char *parameters() const;
|
|
float gamma() const;
|
|
|
|
void setImage( const TQImage & );
|
|
void setqStatus( int );
|
|
void setFormat( const char * );
|
|
void setIODevice( TQIODevice * );
|
|
void setFileName( const TQString & );
|
|
void setQuality( int );
|
|
void setDescription( const TQString & );
|
|
void setParameters( const char * );
|
|
void setGamma( float );
|
|
|
|
bool read();
|
|
bool write();
|
|
|
|
static const char* imageFormat( const TQString &fileName );
|
|
static const char *imageFormat( TQIODevice * );
|
|
static TQStrList inputFormats();
|
|
static TQStrList outputFormats();
|
|
|
|
static void defineIOHandler( const char *format,
|
|
const char *header,
|
|
const char *flags,
|
|
image_io_handler read_image,
|
|
image_io_handler write_image );
|
|
|
|
private:
|
|
void init();
|
|
|
|
TQImage im; // image
|
|
int iostat; // IO status
|
|
TQCString frmt; // image format
|
|
TQIODevice *iodev; // IO tqdevice
|
|
TQString fname; // file name
|
|
char *params; // image parameters //### change to TQImageIOData *d in 3.0
|
|
TQString descr; // image description
|
|
TQImageIOData *d;
|
|
|
|
private: // Disabled copy constructor and operator=
|
|
#if defined(TQ_DISABLE_COPY)
|
|
TQImageIO( const TQImageIO & );
|
|
TQImageIO &operator=( const TQImageIO & );
|
|
#endif
|
|
};
|
|
|
|
#endif //TQT_NO_IMAGEIO
|
|
|
|
TQ_EXPORT void bitBlt( TQImage* dst, int dx, int dy, const TQImage* src,
|
|
int sx=0, int sy=0, int sw=-1, int sh=-1,
|
|
int conversion_flags=0 );
|
|
|
|
|
|
/*****************************************************************************
|
|
TQImage member functions
|
|
*****************************************************************************/
|
|
|
|
inline bool TQImage::hasAlphaBuffer() const
|
|
{
|
|
return data->alpha;
|
|
}
|
|
|
|
inline uchar *TQImage::bits() const
|
|
{
|
|
return data->bits ? data->bits[0] : 0;
|
|
}
|
|
|
|
inline uchar **TQImage::jumpTable() const
|
|
{
|
|
return data->bits;
|
|
}
|
|
|
|
inline TQRgb *TQImage::colorTable() const
|
|
{
|
|
return data->ctbl;
|
|
}
|
|
|
|
inline int TQImage::numBytes() const
|
|
{
|
|
return data->nbytes;
|
|
}
|
|
|
|
inline int TQImage::bytesPerLine() const
|
|
{
|
|
return data->h ? data->nbytes/data->h : 0;
|
|
}
|
|
|
|
inline TQImage TQImage::copy(const TQRect& r) const
|
|
{
|
|
return copy(r.x(), r.y(), r.width(), r.height());
|
|
}
|
|
|
|
inline TQRgb TQImage::color( int i ) const
|
|
{
|
|
#if defined(TQT_CHECK_RANGE)
|
|
if ( i >= data->ncols )
|
|
warningIndexRange( "color", i );
|
|
#endif
|
|
return data->ctbl ? data->ctbl[i] : (TQRgb)-1;
|
|
}
|
|
|
|
inline void TQImage::setColor( int i, TQRgb c )
|
|
{
|
|
#if defined(TQT_CHECK_RANGE)
|
|
if ( i >= data->ncols )
|
|
warningIndexRange( "setColor", i );
|
|
#endif
|
|
if ( data->ctbl )
|
|
data->ctbl[i] = c;
|
|
}
|
|
|
|
inline uchar *TQImage::scanLine( int i ) const
|
|
{
|
|
#if defined(TQT_CHECK_RANGE)
|
|
if ( i >= data->h )
|
|
warningIndexRange( "scanLine", i );
|
|
#endif
|
|
return data->bits ? data->bits[i] : 0;
|
|
}
|
|
|
|
inline int TQImage::dotsPerMeterX() const
|
|
{
|
|
return data->dpmx;
|
|
}
|
|
|
|
inline int TQImage::dotsPerMeterY() const
|
|
{
|
|
return data->dpmy;
|
|
}
|
|
|
|
inline TQPoint TQImage::offset() const
|
|
{
|
|
return data->offset;
|
|
}
|
|
|
|
#endif // USE_QT4
|
|
|
|
#endif // TQIMAGE_H
|