QGraphicsSystem Class Reference

#include <qgraphicssystem_p.h>

Inheritance diagram for QGraphicsSystem:

Public Functions
virtual QPixmapData *	createPixmapData (QPixmapData::PixelType type) const =0
virtual QPixmapData *	createPixmapData (QPixmapData *origin)
virtual QWindowSurface *	createWindowSurface (QWidget *widget) const =0
virtual QGraphicsSystemEx *	platformExtension ()
virtual	~QGraphicsSystem ()

Static Public Functions
static QPixmapData *	createDefaultPixmapData (QPixmapData::PixelType type)

Detailed Description

Definition at line 68 of file qgraphicssystem_p.h.

Constructors and Destructors

~QGraphicsSystem()

QGraphicsSystem::~QGraphicsSystem ( )

virtual

Definition at line 65 of file qgraphicssystem.cpp.

{
}

Functions

createDefaultPixmapData()

QPixmapData * QGraphicsSystem::createDefaultPixmapData ( QPixmapData::PixelType  type )

static

Definition at line 69 of file qgraphicssystem.cpp.

Referenced by QPixmapData::create(), QPixmapData::createCompatiblePixmapData(), QBitmap::fromImage(), QPixmap::fromImage(), and QPixmap::fromImageReader().

{
#ifdef Q_WS_QWS
    Q_UNUSED(type);
#endif
#if defined(Q_WS_X11)
    return new QX11PixmapData(type);
#elif defined(Q_WS_WIN)
    return new QRasterPixmapData(type);
#elif defined(Q_WS_MAC)
    return new QMacPixmapData(type);
#elif defined(Q_WS_QPA)
    return QApplicationPrivate::platformIntegration()->createPixmapData(type);
#elif defined(Q_OS_SYMBIAN)
    return new QSymbianRasterPixmapData(type);    
#elif !defined(Q_WS_QWS)
#error QGraphicsSystem::createDefaultPixmapData() not implemented
#endif
    return 0;
}

createPixmapData() [1/2]

virtual QPixmapData* QGraphicsSystem::createPixmapData ( QPixmapData::PixelType  type ) const

pure virtual

Implemented in QRuntimeGraphicsSystem, QGLGraphicsSystem, QVGGraphicsSystem, QWSGraphicsSystem, QDirectFBScreenPrivate, QTraceGraphicsSystem, QCoreGraphicsSystem, QRasterGraphicsSystem, QMeeGoGraphicsSystem, and ShivaVGGraphicsSystem.

Referenced by QPixmapData::create(), QPixmapData::createCompatiblePixmapData(), createPixmapData(), QRuntimeGraphicsSystem::createPixmapData(), QBitmap::fromImage(), QPixmap::fromImage(), QPixmap::fromImageReader(), QWSGraphicsSystem::QWSGraphicsSystem(), and QRuntimeGraphicsSystem::setGraphicsSystem().

createPixmapData() [2/2]

QPixmapData * QGraphicsSystem::createPixmapData ( QPixmapData *  origin )

virtual

Reimplemented in QMeeGoGraphicsSystem.

Definition at line 90 of file qgraphicssystem.cpp.

{
    return createPixmapData(origin->pixelType());
}

createWindowSurface()

virtual QWindowSurface* QGraphicsSystem::createWindowSurface ( QWidget *  widget ) const

pure virtual

Implemented in QRuntimeGraphicsSystem, QGLGraphicsSystem, QVGGraphicsSystem, QWSGraphicsSystem, QTraceGraphicsSystem, QCoreGraphicsSystem, QRasterGraphicsSystem, QMeeGoGraphicsSystem, and ShivaVGGraphicsSystem.

Referenced by QWidgetPrivate::createDefaultWindowSurface(), QRuntimeGraphicsSystem::createWindowSurface(), QWSGraphicsSystem::QWSGraphicsSystem(), and QRuntimeGraphicsSystem::setGraphicsSystem().

platformExtension()

QGraphicsSystemEx * QGraphicsSystem::platformExtension ( )

virtual

Definition at line 99 of file qgraphicssystem.cpp.

Referenced by QVGGraphicsSystem::createWindowSurface(), and QGLGraphicsSystem::createWindowSurface().

{
#ifdef Q_OS_SYMBIAN
    // this is used on raster graphics systems. HW accelerated
    // graphics systems will overwrite this function.
    return symbianPlatformExtension();
#endif
    return 0;
}

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The documentation for this class was generated from the following files:

• /src/gui/painting/qgraphicssystem_p.h
• /src/gui/painting/qgraphicssystem.cpp