/****************************************************************************
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****************************************************************************/

#ifndef QWINDOWSBACKINGSTORE_H
#define QWINDOWSBACKINGSTORE_H

#include "qtwindows_additional.h"

#include <QtGui/QPlatformBackingStore>
#include <QtCore/QScopedPointer>

QT_BEGIN_NAMESPACE

class QWindowsWindow;
class QWindowsNativeImage;

class QWindowsBackingStore : public QPlatformBackingStore
{
    Q_DISABLE_COPY(QWindowsBackingStore)
public:
    QWindowsBackingStore(QWindow *window);
    ~QWindowsBackingStore();

    virtual QPaintDevice *paintDevice();
    virtual void flush(QWindow *window, const QRegion &region, const QPoint &offset);
    virtual void resize(const QSize &size, const QRegion &r);
    virtual void beginPaint(const QRegion &);

    HDC getDC() const;

private:
    QWindowsWindow *rasterWindow() const;

    QScopedPointer<QWindowsNativeImage> m_image;
};

QT_END_NAMESPACE

#endif // QWINDOWSBACKINGSTORE_H