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#include "qgraphicssystemex_symbian_p.h"
#include "private/qwidget_p.h"
#include "private/qbackingstore_p.h"
#include "private/qapplication_p.h"
#include "qwidget_p.h"

#include <QDebug>

QT_BEGIN_NAMESPACE

void QSymbianGraphicsSystemEx::releaseCachedGpuResources()
{
    // Do nothing here
    // This is implemented in graphics system specific plugin
}

void QSymbianGraphicsSystemEx::releaseAllGpuResources()
{
    releaseCachedGpuResources();

    foreach (QWidget *widget, QApplication::topLevelWidgets()) {
        if (QTLWExtra *topExtra = qt_widget_private(widget)->maybeTopData())
            topExtra->backingStore.destroy();
    }
}

bool QSymbianGraphicsSystemEx::hasBCM2727()
{
    return !QApplicationPrivate::instance()->useTranslucentEGLSurfaces;
}

void QSymbianGraphicsSystemEx::forceToRaster(QWidget *window)
{
    if (window && window->isWindow()) {
        qt_widget_private(window)->createTLExtra();
        if (QTLWExtra *topExtra = qt_widget_private(window)->maybeTopData()) {
            topExtra->forcedToRaster = 1;
            if (topExtra->backingStore.data()) {
                topExtra->backingStore.create(window);
                topExtra->backingStore.registerWidget(window);
            }
        }
    }
}

QT_END_NAMESPACE