/****************************************************************************
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#ifndef QDIRECFBWINDOWSURFACE_H
#define QDIRECFBWINDOWSURFACE_H

#include "qdirectfbpaintengine.h"
#include "qdirectfbpaintdevice.h"
#include "qdirectfbscreen.h"

#include <private/qpaintengine_raster_p.h>
#include <private/qwindowsurface_qws_p.h>
#include <directfb.h>

#ifdef QT_DIRECTFB_TIMING
#include <qdatetime.h>
#endif

QT_BEGIN_HEADER

QT_MODULE(Gui)

class QDirectFBWindowSurface : public QWSWindowSurface, public QDirectFBPaintDevice
{
public:
    QDirectFBWindowSurface(DFBSurfaceFlipFlags flipFlags, QDirectFBScreen* scr);
    QDirectFBWindowSurface(DFBSurfaceFlipFlags flipFlags, QDirectFBScreen* scr, QWidget *widget);
    ~QDirectFBWindowSurface();

    bool isValid() const;

    void setGeometry(const QRect &rect);

    QString key() const { return QLatin1String("directfb"); }
    QByteArray permanentState() const;
    void setPermanentState(const QByteArray &state);

    bool scroll(const QRegion &area, int dx, int dy);

    bool move(const QPoint &offset);

    QImage image() const { return QImage(); }
    QPaintDevice *paintDevice() { return this; }
    QPaintEngine *paintEngine() const;

    void flush(QWidget *widget, const QRegion &region, const QPoint &offset);

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

    QImage *buffer(const QWidget *widget);
private:
#ifndef QT_NO_DIRECTFB_WM
    void createWindow();
    IDirectFBWindow *dfbWindow;
#endif
    QDirectFBPaintEngine *engine;

    enum Mode {
        Primary,
        Offscreen,
        Window
    } mode;

    QList<QImage*> bufferImages;
    DFBSurfaceFlipFlags flipFlags;
    bool boundingRectFlip;
#ifdef QT_DIRECTFB_TIMING
    int frames;
    QTime timer;
#endif
};

QT_END_HEADER

#endif // QDIRECFBWINDOWSURFACE_H