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Qt 4.8
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Qt 4.8
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#include <qpixmapcache_p.h>
Public Functions | |
| QPixmapCacheEntry (const QPixmapCache::Key &key, const QPixmap &pix) | |
| ~QPixmapCacheEntry () | |
 Public Functions inherited from QPixmap | |
| QT_DEPRECATED QPixmap | alphaChannel () const |
| Returns the alpha channel of the pixmap as a new grayscale QPixmap in which each pixel's red, green, and blue values are given the alpha value of the original pixmap. More... | |
| qint64 | cacheKey () const |
| Returns a number that identifies this QPixmap. More... | |
| QRgb * | clut () const |
| int | colorCount () const |
| bool | convertFromImage (const QImage &img, Qt::ImageConversionFlags flags=Qt::AutoColor) |
| Replaces this pixmap's data with the given image using the specified flags to control the conversion. More... | |
| QPixmap | copy (int x, int y, int width, int height) const |
| Returns a deep copy of the subset of the pixmap that is specified by the rectangle QRect( x, y, width, height). More... | |
| QPixmap | copy (const QRect &rect=QRect()) const |
| Returns a deep copy of the subset of the pixmap that is specified by the given rectangle. More... | |
| QBitmap | createHeuristicMask (bool clipTight=true) const |
| Creates and returns a heuristic mask for this pixmap. More... | |
| QBitmap | createMaskFromColor (const QColor &maskColor) const |
| Creates and returns a mask for this pixmap based on the given maskColor. More... | |
| QBitmap | createMaskFromColor (const QColor &maskColor, Qt::MaskMode mode) const |
| Creates and returns a mask for this pixmap based on the given maskColor. More... | |
| DataPtr & | data_ptr () |
| int | depth () const |
| Returns the depth of the pixmap. More... | |
| void | detach () |
| Detaches the pixmap from shared pixmap data. More... | |
| int | devType () const |
| void | fill (const QColor &fillColor=Qt::white) |
| Fills the pixmap with the given color. More... | |
| void | fill (const QWidget *widget, const QPoint &ofs) |
| Fills the pixmap with the widget's background color or pixmap according to the given offset. More... | |
| void | fill (const QWidget *widget, int xofs, int yofs) |
| This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Fills the pixmap with the widget's background color or pixmap. More... | |
| Qt::HANDLE | handle () const |
| Returns the pixmap's handle to the device context. More... | |
| bool | hasAlpha () const |
| Returns true if this pixmap has an alpha channel, or has a mask, otherwise returns false. More... | |
| bool | hasAlphaChannel () const |
| Returns true if the pixmap has a format that respects the alpha channel, otherwise returns false. More... | |
| int | height () const |
| Returns the height of the pixmap. More... | |
| bool | isDetached () const |
| bool | isNull () const |
| Returns true if this is a null pixmap; otherwise returns false. More... | |
| bool | isQBitmap () const |
| Returns true if this is a QBitmap; otherwise returns false. More... | |
| bool | load (const QString &fileName, const char *format=0, Qt::ImageConversionFlags flags=Qt::AutoColor) |
| Loads a pixmap from the file with the given fileName. More... | |
| bool | loadFromData (const uchar *buf, uint len, const char *format=0, Qt::ImageConversionFlags flags=Qt::AutoColor) |
| Loads a pixmap from the len first bytes of the given binary data. More... | |
| bool | loadFromData (const QByteArray &data, const char *format=0, Qt::ImageConversionFlags flags=Qt::AutoColor) |
| This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Loads a pixmap from the binary data using the specified format and conversion flags. More... | |
| QBitmap | mask () const |
| Extracts a bitmap mask from the pixmap's alpha channel. More... | |
| QT_DEPRECATED int | numCols () const |
| operator QVariant () const | |
| Returns the pixmap as a QVariant. More... | |
| bool | operator! () const |
| Returns true if this is a null pixmap; otherwise returns false. More... | |
| QPixmap & | operator= (const QPixmap &) |
| Assigns the given pixmap to this pixmap and returns a reference to this pixmap. More... | |
| QPaintEngine * | paintEngine () const |
| QPixmapData * | pixmapData () const |
| QPixmap () | |
| Constructs a null pixmap. More... | |
| QPixmap (QPixmapData *data) | |
| QPixmap (int w, int h) | |
| Constructs a pixmap with the given width and height. More... | |
| QPixmap (const QSize &) | |
| Constructs a pixmap of the given size. More... | |
| QPixmap (const QString &fileName, const char *format=0, Qt::ImageConversionFlags flags=Qt::AutoColor) | |
| Constructs a pixmap from the file with the given fileName. More... | |
| QPixmap (const char *const xpm[]) | |
| Constructs a pixmap from the given xpm data, which must be a valid XPM image. More... | |
| QPixmap (const QPixmap &) | |
| Constructs a pixmap that is a copy of the given pixmap. More... | |
| const uchar * | qwsBits () const |
| int | qwsBytesPerLine () const |
| QRect | rect () const |
| Returns the pixmap's enclosing rectangle. More... | |
| bool | save (const QString &fileName, const char *format=0, int quality=-1) const |
| Saves the pixmap to the file with the given fileName using the specified image file format and quality factor. More... | |
| bool | save (QIODevice *device, const char *format=0, int quality=-1) const |
| This function writes a QPixmap to the given device using the specified image file format and quality factor. More... | |
| QPixmap | scaled (int w, int h, Qt::AspectRatioMode aspectMode=Qt::IgnoreAspectRatio, Qt::TransformationMode mode=Qt::FastTransformation) const |
| QPixmap | scaled (const QSize &s, Qt::AspectRatioMode aspectMode=Qt::IgnoreAspectRatio, Qt::TransformationMode mode=Qt::FastTransformation) const |
| QPixmap | scaledToHeight (int h, Qt::TransformationMode mode=Qt::FastTransformation) const |
| QPixmap | scaledToWidth (int w, Qt::TransformationMode mode=Qt::FastTransformation) const |
| Returns a scaled copy of the image. More... | |
| void | scroll (int dx, int dy, int x, int y, int width, int height, QRegion *exposed=0) |
| void | scroll (int dx, int dy, const QRect &rect, QRegion *exposed=0) |
| Scrolls the area rect of this pixmap by (dx, dy). More... | |
| QT_DEPRECATED int | serialNumber () const |
| Returns a number that identifies the contents of this QPixmap object. More... | |
| QT_DEPRECATED void | setAlphaChannel (const QPixmap &) |
| Sets the alpha channel of this pixmap to the given alphaChannel by converting the alphaChannel into 32 bit and using the intensity of the RGB pixel values. More... | |
| void | setMask (const QBitmap &) |
| Sets a mask bitmap. More... | |
| QSize | size () const |
| Returns the size of the pixmap. More... | |
| void | swap (QPixmap &other) |
| Swaps pixmap other with this pixmap. More... | |
| QImage | toImage () const |
| Converts the pixmap to a QImage. More... | |
| CGImageRef | toMacCGImageRef () const |
Creates a CGImageRef equivalent to the QPixmap. More... | |
| HBITMAP | toWinHBITMAP (HBitmapFormat format=NoAlpha) const |
It is the caller's responsibility to free the HBITMAP data after use. More... | |
| HICON | toWinHICON () const |
Returns the HICON handle. More... | |
| QPixmap | transformed (const QMatrix &, Qt::TransformationMode mode=Qt::FastTransformation) const |
| This convenience function loads the matrix into a QTransform and calls the overloaded function. More... | |
| QPixmap | transformed (const QTransform &, Qt::TransformationMode mode=Qt::FastTransformation) const |
| Returns a copy of the pixmap that is transformed using the given transformation transform and transformation mode. More... | |
| int | width () const |
| Returns the width of the pixmap. More... | |
| ~QPixmap () | |
| Destroys the pixmap. More... | |
| Public Functions inherited from QPaintDevice | |
| int | colorCount () const |
| int | depth () const |
| virtual HDC | getDC () const |
| int | height () const |
| int | heightMM () const |
| int | logicalDpiX () const |
| int | logicalDpiY () const |
| QT_DEPRECATED int | numColors () const |
| bool | paintingActive () const |
| int | physicalDpiX () const |
| int | physicalDpiY () const |
| virtual void | releaseDC (HDC hdc) const |
| int | width () const |
| int | widthMM () const |
| virtual | ~QPaintDevice () |
Public Variables | |
| QPixmapCache::Key | key |
Additional Inherited Members | |
| Public Types inherited from QPixmap | |
| typedef QExplicitlySharedDataPointer< QPixmapData > | DataPtr |
| enum | HBitmapFormat { NoAlpha, PremultipliedAlpha, Alpha } |
| HBITMAP and QPixmap is performed. More... | |
| Public Types inherited from QPaintDevice | |
| enum | PaintDeviceMetric { PdmWidth = 1, PdmHeight, PdmWidthMM, PdmHeightMM, PdmNumColors, PdmDepth, PdmDpiX, PdmDpiY, PdmPhysicalDpiX, PdmPhysicalDpiY } |
| Static Public Functions inherited from QPixmap | |
| static int | defaultDepth () |
| Returns the default pixmap depth used by the application. More... | |
| static QPixmap | fromImage (const QImage &image, Qt::ImageConversionFlags flags=Qt::AutoColor) |
| Converts the given image to a pixmap using the specified flags to control the conversion. More... | |
| static QPixmap | fromImageReader (QImageReader *imageReader, Qt::ImageConversionFlags flags=Qt::AutoColor) |
| Create a QPixmap from an image read directly from an imageReader. More... | |
| static QPixmap | fromMacCGImageRef (CGImageRef image) |
| Returns a QPixmap that is equivalent to the given image. More... | |
| static QPixmap | fromWinHBITMAP (HBITMAP hbitmap, HBitmapFormat format=NoAlpha) |
| Win32 only: Returns a QPixmap that is equivalent to the given bitmap. More... | |
| static QPixmap | fromWinHICON (HICON hicon) |
| static QPixmap | grabWidget (QWidget *widget, const QRect &rect) |
| Creates a pixmap and paints the given widget, restricted by the given rectangle, in it. More... | |
| static QPixmap | grabWidget (QWidget *widget, int x=0, int y=0, int w=-1, int h=-1) |
| static QPixmap | grabWindow (WId, int x=0, int y=0, int w=-1, int h=-1) |
| Creates and returns a pixmap constructed by grabbing the contents of the given window restricted by QRect(x, y, width, height). More... | |
| static QMatrix | trueMatrix (const QMatrix &m, int w, int h) |
| This convenience function loads the matrix m into a QTransform and calls the overloaded function with the QTransform and the width w and the height h. More... | |
| static QTransform | trueMatrix (const QTransform &m, int w, int h) |
| Returns the actual matrix used for transforming a pixmap with the given width, height and matrix. More... | |
| Static Public Functions inherited from QPaintDevice | |
| static QWSDisplay * | qwsDisplay () |
| Protected Functions inherited from QPixmap | |
| int | metric (PaintDeviceMetric) const |
| Protected Functions inherited from QPaintDevice | |
| QPaintDevice () | |
| Protected Variables inherited from QPaintDevice | |
| ushort | painters |
| Related Functions inherited from QPixmap | |
| QDataStream & | operator<< (QDataStream &stream, const QPixmap &pixmap) |
| Writes the given pixmap to the given stream as a PNG image. More... | |
| Related Functions inherited from QPaintDevice | |
| const Q_GUI_EXPORT QX11Info * | qt_x11Info (const QPaintDevice *pd) |
| Returns the QX11Info structure for the pd paint device. More... | |
Definition at line 79 of file qpixmapcache_p.h.
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inline |
Definition at line 82 of file qpixmapcache_p.h.
| QPixmapCacheEntry::~QPixmapCacheEntry | ( | ) |
Definition at line 472 of file qpixmapcache.cpp.
| QPixmapCache::Key QPixmapCacheEntry::key |
Definition at line 96 of file qpixmapcache_p.h.