source: trunk/src/plugins/graphicssystems/openvg/qgraphicssystem_vg.cpp

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#include "qgraphicssystem_vg_p.h"
#include <QtOpenVG/private/qpixmapdata_vg_p.h>
#include <QtOpenVG/private/qwindowsurface_vg_p.h>
#if defined(Q_OS_SYMBIAN) && !defined(Q_SYMBIAN_SEMITRANSPARENT_BG_SURFACE)
#include <QtGui/private/qwidget_p.h>
#endif
#include <QtGui/private/qapplication_p.h>

QT_BEGIN_NAMESPACE

QVGGraphicsSystem::QVGGraphicsSystem()
{
    QApplicationPrivate::graphics_system_name = QLatin1String("openvg");
}

QPixmapData *QVGGraphicsSystem::createPixmapData(QPixmapData::PixelType type) const
{
#if !defined(QVG_NO_SINGLE_CONTEXT) && !defined(QVG_NO_PIXMAP_DATA)
    // Pixmaps can use QVGPixmapData; bitmaps must use raster.
    if (type == QPixmapData::PixmapType)
        return new QVGPixmapData(type);
    else
        return new QRasterPixmapData(type);
#else
    return new QRasterPixmapData(type);
#endif
}

QWindowSurface *QVGGraphicsSystem::createWindowSurface(QWidget *widget) const
{
#if defined(Q_OS_SYMBIAN) && !defined(Q_SYMBIAN_SEMITRANSPARENT_BG_SURFACE)
    QWidgetPrivate *d = qt_widget_private(widget);
    if (!d->isOpaque && widget->testAttribute(Qt::WA_TranslucentBackground))
        return d->createDefaultWindowSurface_sys();
#endif
    return new QVGWindowSurface(widget);
}

QT_END_NAMESPACE