/****************************************************************************
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** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
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****************************************************************************/

#ifndef QWINDOWSURFACE_TESTLITE_H
#define QWINDOWSURFACE_TESTLITE_H

#include <QtGui/qplatformbackingstore_qpa.h>
#include <QtGui/QImage>

QT_BEGIN_NAMESPACE

class QXlibWindow;
class QXlibIntegration;
class QXlibScreen;
class QXlibShmImageInfo;

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

    QPaintDevice *paintDevice();
    void flush(QWindow *window, const QRegion &region, const QPoint &offset);

    void resize(const QSize &size, const QRegion &staticContents);

    void beginPaint(const QRegion &region);
    void endPaint();

private:
    bool painted;
    void resizeBuffer(QSize);
    QSize bufferSize() const;


    void resizeShmImage(int width, int height);

    QImage shm_img;
    QXlibShmImageInfo *image_info;

    QXlibWindow *xw;

};


QT_END_NAMESPACE

#endif