Windows-4.7.4/src/gui/painting/qgraphicssystem.cpp

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#include "qgraphicssystem_p.h"

#ifdef Q_WS_X11
# include <private/qpixmap_x11_p.h>
#endif
#if defined(Q_WS_WIN)
# include <private/qpixmap_raster_p.h>
#endif
#ifdef Q_WS_MAC
# include <private/qpixmap_mac_p.h>
#endif
#ifdef Q_OS_SYMBIAN
# include <private/qpixmap_raster_symbian_p.h>
# include <private/qgraphicssystemex_symbian_p.h>
#else
# include <private/qgraphicssystemex_p.h>
#endif

QT_BEGIN_NAMESPACE

QGraphicsSystem::~QGraphicsSystem()
{
}

QPixmapData *QGraphicsSystem::createDefaultPixmapData(QPixmapData::PixelType type)
{
#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_OS_SYMBIAN)
    return new QSymbianRasterPixmapData(type);    
#elif !defined(Q_WS_QWS)
#error QGraphicsSystem::createDefaultPixmapData() not implemented
#endif
    return 0;
}

QPixmapData *QGraphicsSystem::createPixmapData(QPixmapData *origin)
{
    return createPixmapData(origin->pixelType());
}

#ifdef Q_OS_SYMBIAN
Q_GLOBAL_STATIC(QSymbianGraphicsSystemEx, symbianPlatformExtension)
#endif

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

QT_END_NAMESPACE