/****************************************************************************
** $Id: qpixmap.h,v 2.22.2.4 1998/10/08 18:21:02 hanord Exp $
**
** Definition of QPixmap class
**
** Created : 940501
**
** Copyright (C) 1992-1999 Troll Tech AS. All rights reserved.
**
** This file is part of Qt Free Edition, version 1.45.
**
** See the file LICENSE included in the distribution for the usage
** and distribution terms, or http://www.troll.no/free-license.html.
**
** IMPORTANT NOTE: You may NOT copy this file or any part of it into
** your own programs or libraries.
**
** Please see http://www.troll.no/pricing.html for information about
** Qt Professional Edition, which is this same library but with a
** license which allows creation of commercial/proprietary software.
**
*****************************************************************************/
#ifndef QPIXMAP_H
#define QPIXMAP_H
#ifndef QT_H
#include "qpaintdevice.h"
#include "qcolor.h"
#include "qstring.h"
#endif // QT_H
class Q_EXPORT QPixmap : public QPaintDevice // pixmap class
{
friend class QPaintDevice;
friend class QPainter;
public:
enum ColorMode { Auto, Color, Mono };
QPixmap();
QPixmap( int w, int h, int depth=-1 );
QPixmap( const QSize &, int depth=-1 );
QPixmap( const char *fileName, const char *format=0, ColorMode mode=Auto );
QPixmap( const char *fileName, const char *format, int conversion_flags );
QPixmap( const char *xpm[] );
QPixmap( const QPixmap & );
~QPixmap();
QPixmap &operator=( const QPixmap & );
QPixmap &operator=( const QImage & );
bool isNull() const;
int width() const { return data->w; }
int height() const { return data->h; }
QSize size() const { return QSize(data->w,data->h); }
QRect rect() const { return QRect(0,0,data->w,data->h); }
int depth() const { return data->d; }
static int defaultDepth();
void fill( const QColor &fillColor=white );
void fill( const QWidget *, int xofs, int yofs );
void fill( const QWidget *, const QPoint &ofs );
void resize( int width, int height );
void resize( const QSize & );
const QBitmap *mask() const;
void setMask( const QBitmap & );
bool selfMask() const;
QBitmap createHeuristicMask( bool clipTight = TRUE ) const;
static QPixmap grabWindow( WId, int x=0, int y=0, int w=-1, int h=-1 );
QPixmap xForm( const QWMatrix & ) const;
static QWMatrix trueMatrix( const QWMatrix &, int w, int h );
QImage convertToImage() const;
bool convertFromImage( const QImage &, ColorMode mode=Auto );
bool convertFromImage( const QImage &, int conversion_flags );
static const char *imageFormat( const char *fileName );
bool load( const char *fileName, const char *format=0,
ColorMode mode=Auto );
bool load( const char *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( QByteArray data,
const char *format=0,
int conversion_flags=0 );
bool save( const char *fileName, const char *format ) const;
#if defined(_WS_WIN_) || defined(_WS_PM_)
HANDLE hbm() const;
#endif
int serialNumber() const;
enum Optimization { NoOptim, NormalOptim, BestOptim };
Optimization optimization() const;
void setOptimization( Optimization );
static Optimization defaultOptimization();
static void setDefaultOptimization( Optimization );
#if 1
bool isOptimized() const;
void optimize( bool );
static bool isGloballyOptimized();
static void optimizeGlobally( bool );
#endif
virtual void detach();
bool isQBitmap() const;
#if defined(_WS_WIN_)
HANDLE allocMemDC();
void freeMemDC();
#endif
protected:
QPixmap( int w, int h, const uchar *data, bool isXbitmap );
int metric( int ) const;
struct QPixmapData : public QShared { // internal pixmap data
QCOORD w, h;
short d;
uint unused : 1;
uint optim : 1;
uint uninit : 1;
uint bitmap : 1;
uint selfmask : 1;
int ser_no;
QBitmap *mask;
#if defined(_WS_WIN_)
HANDLE hbm;
void *bits;
QPixmap *maskpm;
#elif defined(_WS_PM_)
HANDLE hdcmem;
HANDLE hbm;
#elif defined(_WS_X11_)
void *ximage;
void *maskgc;
#endif
Optimization opt;
} *data;
private:
void init( int, int, int );
void deref();
QPixmap copy() const;
static bool optimAll;
static Optimization defOpt;
friend Q_EXPORT void bitBlt( QPaintDevice *, int, int,
const QPaintDevice *,
int, int, int, int, RasterOp, bool );
friend Q_EXPORT void bitBlt( QPaintDevice *, int, int,
const QImage* src,
int, int, int, int, int conversion_flags );
};
inline bool QPixmap::isNull() const
{
#if defined(_WS_X11_)
return hd == 0;
#else
return data->hbm == 0;
#endif
}
inline void QPixmap::fill( const QWidget *w, const QPoint &ofs )
{
fill( w, ofs.x(), ofs.y() );
}
inline void QPixmap::resize( const QSize &s )
{
resize( s.width(), s.height() );
}
inline const QBitmap *QPixmap::mask() const
{
return data->mask;
}
inline bool QPixmap::selfMask() const
{
return data->selfmask;
}
#if defined(_WS_WIN_) || defined(_WS_PM_)
inline HANDLE QPixmap::hbm() const
{
return data->hbm;
}
#endif
inline int QPixmap::serialNumber() const
{
return data->ser_no;
}
inline QPixmap::Optimization QPixmap::optimization() const
{
return data->opt;
}
inline bool QPixmap::isOptimized() const
{
return data->optim;
}
inline bool QPixmap::isQBitmap() const
{
return data->bitmap;
}
/*****************************************************************************
QPixmap stream functions
*****************************************************************************/
Q_EXPORT QDataStream &operator<<( QDataStream &, const QPixmap & );
Q_EXPORT QDataStream &operator>>( QDataStream &, QPixmap & );
#endif // QPIXMAP_H
| Copyright © 1999 Troll Tech | Trademarks | Qt version 1.45
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