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#ifndef QVFBVIEW_H

#define QVFBVIEW_H

//#ifdef QT_NO_OPENGL

#include <QWidget>

//#else

//#define QVFB_USE_GLWIDGET

//#include <QGLWidget>

//#endif

QT_BEGIN_NAMESPACE

class QImage;

class QTimer;

class QAnimationWriter;

struct QVFbHeader;

class QVFbViewProtocol;

class QX11EmbedContainer;

class QVFbAbstractView :

#ifdef QVFB_USE_GLWIDGET

    public QGLWidget

#else

    public QWidget

#endif

{

    Q_OBJECT

public:

    enum Rotation { Rot0, Rot90, Rot180, Rot270 };

    enum PixelFormat { DefaultFormat, GrayscaleFormat, RGBFormat, ARGBFormat };

    QVFbAbstractView( QWidget *parent = 0);

    virtual ~QVFbAbstractView();

    virtual int displayId() const = 0;

    virtual int displayWidth() const = 0;

    virtual int displayHeight() const = 0;

    virtual int displayDepth() const = 0;

    virtual PixelFormat displayFormat() const { return DefaultFormat; }

    virtual bool rgbSwapped() const { return false; }

    virtual Rotation displayRotation() const = 0;

    virtual void setGamma(double gr, double gg, double gb) = 0;

    virtual double gammaRed() const = 0;

    virtual double gammaGreen() const = 0;

    virtual double gammaBlue() const = 0;

    virtual void getGamma(int i, QRgb& rgb) = 0;

    virtual bool touchScreenEmulation() const = 0;

    virtual bool lcdScreenEmulation() const = 0;

    virtual int rate() = 0;

    virtual bool animating() const = 0;

    virtual QImage image() const = 0;

    virtual void setRate(int) = 0;

    virtual double zoomH() const = 0;

    virtual double zoomV() const = 0;

public slots:

    virtual void setTouchscreenEmulation( bool ) = 0;

    virtual void setLcdScreenEmulation( bool ) = 0;

    virtual void setZoom( double, double ) = 0;

    virtual void setRotation(Rotation) = 0;

    virtual void startAnimation( const QString& ) = 0;

    virtual void stopAnimation() = 0;

    virtual void skinKeyPressEvent( int code, const QString& text, bool autorep=FALSE ) = 0;

    virtual void skinKeyReleaseEvent( int code, const QString& text, bool autorep=FALSE ) = 0;

    virtual void setViewFormat(PixelFormat) {}

    virtual void setRgbSwapped( bool ) {};

    virtual void embedDisplay(WId) {}

};

class QVFbView : public QVFbAbstractView

{

    Q_OBJECT

public:

    QVFbView(int id, int w, int h, int d, Rotation r, QWidget *parent = 0);

    virtual ~QVFbView();

    int displayId() const;

    int displayWidth() const;

    int displayHeight() const;

    int displayDepth() const;

    PixelFormat displayFormat() const;

    bool rgbSwapped() const { return rgb_swapped; }

    Rotation displayRotation() const;

    bool touchScreenEmulation() const { return emulateTouchscreen; }

    bool lcdScreenEmulation() const { return emulateLcdScreen; }

    int rate() { return refreshRate; }

    bool animating() const { return !!animation; }

    QImage image() const;

    void setGamma(double gr, double gg, double gb);

    double gammaRed() const { return gred; }

    double gammaGreen() const { return ggreen; }

    double gammaBlue() const { return gblue; }

    void getGamma(int i, QRgb& rgb);

    void skinMouseEvent(QMouseEvent *e);

    double zoomH() const { return hzm; }

    double zoomV() const { return vzm; }

    QSize sizeHint() const;

    void setRate(int);

public slots:

    void setTouchscreenEmulation(bool);

    void setLcdScreenEmulation(bool);

    void setZoom(double, double);

    void setRotation(Rotation);

    void startAnimation(const QString&);

    void stopAnimation();

    void skinKeyPressEvent(int code, const QString& text, bool autorep=FALSE);

    void skinKeyReleaseEvent(int code, const QString& text, bool autorep=FALSE);

    void setViewFormat(PixelFormat);

    void setRgbSwapped(bool b) { rgb_swapped = b; }

#ifdef Q_WS_X11

    void embedDisplay(WId id);

#endif

protected slots:

    void refreshDisplay(const QRect &);

protected:

    QImage getBuffer(const QRect &r, int &leading) const;

    void drawScreen(const QRect &r);

    void sendMouseData(const QPoint &pos, int buttons, int wheel);

    void sendKeyboardData(QString unicode, int keycode, int modifiers,

			   bool press, bool repeat);

    //virtual bool eventFilter(QObject *obj, QEvent *e);

    virtual void paintEvent(QPaintEvent *pe);

    virtual void contextMenuEvent(QContextMenuEvent *e);

    virtual void mousePressEvent(QMouseEvent *e);

    virtual void mouseDoubleClickEvent(QMouseEvent *e);

    virtual void mouseReleaseEvent(QMouseEvent *e);

    virtual void mouseMoveEvent(QMouseEvent *e);

    virtual void wheelEvent(QWheelEvent *e);

    virtual void keyPressEvent(QKeyEvent *e);

    virtual void keyReleaseEvent(QKeyEvent *e);

    virtual bool event(QEvent *event);

private:

    void setDirty(const QRect&);

    int viewdepth; // "faked" depth

    PixelFormat viewFormat;

    bool rgb_swapped;

    int rsh;

    int gsh;

    int bsh;

    int rmax;

    int gmax;

    int bmax;

    int contentsWidth;

    int contentsHeight;

    double gred, ggreen, gblue;

    QRgb* gammatable;

    int refreshRate;

    QAnimationWriter *animation;

    double hzm,vzm;

    QVFbViewProtocol *mView;

    bool emulateTouchscreen;

    bool emulateLcdScreen;

    Rotation rotation;

#ifdef Q_WS_X11

    QX11EmbedContainer *embedContainer;

#endif

};

QT_END_NAMESPACE

#endif