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#ifndef QVIDEOWIDGET_P_H

#define QVIDEOWIDGET_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API. It exists purely as an

// implementation detail. This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include <qmobilityglobal.h>

#include "qvideowidget.h"

#ifndef QT_NO_OPENGL

#include <QGLWidget>

#endif

#include "qpaintervideosurface_p.h"

#include <QtCore/qpointer.h>

QT_BEGIN_NAMESPACE

class QMediaService;

class QVideoWidgetControlInterface

{

public:

    virtual ~QVideoWidgetControlInterface() {}

    virtual void setBrightness(int brightness) = 0;

    virtual void setContrast(int contrast) = 0;

    virtual void setHue(int hue) = 0;

    virtual void setSaturation(int saturation) = 0;

    virtual void setFullScreen(bool fullScreen) = 0;

    virtual Qt::AspectRatioMode aspectRatioMode() const = 0;

    virtual void setAspectRatioMode(Qt::AspectRatioMode mode) = 0;

};

class QVideoWidgetBackend : public QObject, public QVideoWidgetControlInterface

{

    Q_OBJECT

public:

    virtual QSize sizeHint() const = 0;

    virtual void showEvent() = 0;

    virtual void hideEvent(QHideEvent *event) = 0;

    virtual void resizeEvent(QResizeEvent *event) = 0;

    virtual void moveEvent(QMoveEvent *event) = 0;

    virtual void paintEvent(QPaintEvent *event) = 0;

};

class QVideoWidgetControl;

class QVideoWidgetControlBackend : public QObject, public QVideoWidgetControlInterface

{

    Q_OBJECT

public:

    QVideoWidgetControlBackend(QMediaService *service, QVideoWidgetControl *control, QWidget *widget);

    void releaseControl();

    void setBrightness(int brightness);

    void setContrast(int contrast);

    void setHue(int hue);

    void setSaturation(int saturation);

    void setFullScreen(bool fullScreen);

    Qt::AspectRatioMode aspectRatioMode() const;

    void setAspectRatioMode(Qt::AspectRatioMode mode);

private:

    QMediaService *m_service;

    QVideoWidgetControl *m_widgetControl;

};

class QVideoRendererControl;

class QRendererVideoWidgetBackend : public QVideoWidgetBackend

{

    Q_OBJECT

public:

    QRendererVideoWidgetBackend(QMediaService *service, QVideoRendererControl *control, QWidget *widget);

    ~QRendererVideoWidgetBackend();

    void releaseControl();

    void clearSurface();

    void setBrightness(int brightness);

    void setContrast(int contrast);

    void setHue(int hue);

    void setSaturation(int saturation);

    void setFullScreen(bool fullScreen);

    Qt::AspectRatioMode aspectRatioMode() const;

    void setAspectRatioMode(Qt::AspectRatioMode mode);

    QSize sizeHint() const;

    void showEvent();

    void hideEvent(QHideEvent *event);

    void resizeEvent(QResizeEvent *event);

    void moveEvent(QMoveEvent *event);

    void paintEvent(QPaintEvent *event);

Q_SIGNALS:

    void fullScreenChanged(bool fullScreen);

    void brightnessChanged(int brightness);

    void contrastChanged(int contrast);

    void hueChanged(int hue);

    void saturationChanged(int saturation);

private Q_SLOTS:

    void formatChanged(const QVideoSurfaceFormat &format);

    void frameChanged();

private:

    void updateRects();

    QMediaService *m_service;

    QVideoRendererControl *m_rendererControl;

    QWidget *m_widget;

    QPainterVideoSurface *m_surface;

    Qt::AspectRatioMode m_aspectRatioMode;

    QRect m_boundingRect;

    QRectF m_sourceRect;

    QSize m_nativeSize;

    bool m_updatePaintDevice;

};

class QVideoWindowControl;

class QWindowVideoWidgetBackend : public QVideoWidgetBackend

{

    Q_OBJECT

public:

    QWindowVideoWidgetBackend(QMediaService *service, QVideoWindowControl *control, QWidget *widget);

    ~QWindowVideoWidgetBackend();

    void releaseControl();

    void setBrightness(int brightness);

    void setContrast(int contrast);

    void setHue(int hue);

    void setSaturation(int saturation);

   void setFullScreen(bool fullScreen);

    Qt::AspectRatioMode aspectRatioMode() const;

    void setAspectRatioMode(Qt::AspectRatioMode mode);

    QSize sizeHint() const;

    void showEvent();

    void hideEvent(QHideEvent *event);

    void resizeEvent(QResizeEvent *event);

    void moveEvent(QMoveEvent *event);

    void paintEvent(QPaintEvent *event);

private:

    QMediaService *m_service;

    QVideoWindowControl *m_windowControl;

    QWidget *m_widget;

    Qt::AspectRatioMode m_aspectRatioMode;

    QSize m_pixelAspectRatio;

};

class QMediaService;

class QVideoOutputControl;

class QVideoWidgetPrivate

{

    Q_DECLARE_PUBLIC(QVideoWidget)

public:

    QVideoWidgetPrivate()

        : q_ptr(0)

        , mediaObject(0)

        , service(0)        

        , widgetBackend(0)

        , windowBackend(0)

        , rendererBackend(0)

        , currentControl(0)

        , currentBackend(0)

        , brightness(0)

        , contrast(0)

        , hue(0)

        , saturation(0)

        , aspectRatioMode(Qt::KeepAspectRatio)

        , nonFullScreenFlags(0)

        , wasFullScreen(false)

    {

    }

    QVideoWidget *q_ptr;

    QPointer<QMediaObject> mediaObject;

    QMediaService *service;

    QVideoWidgetControlBackend *widgetBackend;

    QWindowVideoWidgetBackend *windowBackend;

    QRendererVideoWidgetBackend *rendererBackend;

    QVideoWidgetControlInterface *currentControl;

    QVideoWidgetBackend *currentBackend;

    int brightness;

    int contrast;

    int hue;

    int saturation;

    Qt::AspectRatioMode aspectRatioMode;

    Qt::WindowFlags nonFullScreenFlags;

    bool wasFullScreen;

    bool createWidgetBackend();

    bool createWindowBackend();

    bool createRendererBackend();

    void setCurrentControl(QVideoWidgetControlInterface *control);

    void clearService();

    void _q_serviceDestroyed();

    void _q_brightnessChanged(int brightness);

    void _q_contrastChanged(int contrast);

    void _q_hueChanged(int hue);

    void _q_saturationChanged(int saturation);

    void _q_fullScreenChanged(bool fullScreen);

    void _q_dimensionsChanged();

};

QT_END_NAMESPACE

#endif