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#ifndef QDIRECFBWINDOWSURFACE_H

#define QDIRECFBWINDOWSURFACE_H

#include "qdirectfbpaintengine.h"

#include "qdirectfbpaintdevice.h"

#include "qdirectfbscreen.h"

#ifndef QT_NO_QWS_DIRECTFB

#include <private/qpaintengine_raster_p.h>

#include <private/qwindowsurface_qws_p.h>

#ifdef QT_DIRECTFB_TIMING

#include <qdatetime.h>

#endif

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QDirectFBWindowSurface : public QWSWindowSurface, public QDirectFBPaintDevice

{

public:

    QDirectFBWindowSurface(DFBSurfaceFlipFlags flipFlags, QDirectFBScreen *scr);

    QDirectFBWindowSurface(DFBSurfaceFlipFlags flipFlags, QDirectFBScreen *scr, QWidget *widget);

    ~QDirectFBWindowSurface();

#ifdef QT_DIRECTFB_WM

    void raise();

#endif

    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; }

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

    void beginPaint(const QRegion &);

    void endPaint(const QRegion &);

    IDirectFBSurface *surfaceForWidget(const QWidget *widget, QRect *rect) const;

    IDirectFBSurface *directFBSurface() const;

#ifdef QT_DIRECTFB_WM

    IDirectFBWindow *directFBWindow() const;

#endif

private:

    void setOpaque(bool opaque);

    void updateFormat();

    void releaseSurface();

    QDirectFBWindowSurface *sibling;

#ifdef QT_DIRECTFB_WM

    void createWindow(const QRect &rect);

    IDirectFBWindow *dfbWindow;

#else

    enum Mode {

        Primary,

        Offscreen

    } mode;

#endif

    DFBSurfaceFlipFlags flipFlags;

    bool noSystemBackground;

    bool boundingRectFlip;

#ifdef QT_DIRECTFB_TIMING

    int frames;

    QTime timer;

#endif

};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QT_NO_QWS_DIRECTFB

#endif // QDIRECFBWINDOWSURFACE_H