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#ifndef QGSTREAMERVIDEOWINDOW_H
#define QGSTREAMERVIDEOWINDOW_H

#include <qvideowindowcontrol.h>

#include "qgstreamervideorendererinterface_p.h"
#include <private/qgstreamerbushelper_p.h>
#include <private/qgstreamerbufferprobe_p.h>
#include <QtGui/qcolor.h>

QT_BEGIN_NAMESPACE
class QAbstractVideoSurface;

class QGstreamerVideoWindow : public QVideoWindowControl,
        public QGstreamerVideoRendererInterface,
        public QGstreamerSyncMessageFilter,
        private QGstreamerBufferProbe
{
    Q_OBJECT
    Q_INTERFACES(QGstreamerVideoRendererInterface QGstreamerSyncMessageFilter)
    Q_PROPERTY(QColor colorKey READ colorKey WRITE setColorKey)
    Q_PROPERTY(bool autopaintColorKey READ autopaintColorKey WRITE setAutopaintColorKey)
public:
    QGstreamerVideoWindow(QObject *parent = 0, const char *elementName = 0);
    ~QGstreamerVideoWindow();

    WId winId() const;
    void setWinId(WId id);

    QRect displayRect() const;
    void setDisplayRect(const QRect &rect);

    bool isFullScreen() const;
    void setFullScreen(bool fullScreen);

    QSize nativeSize() const;

    Qt::AspectRatioMode aspectRatioMode() const;
    void setAspectRatioMode(Qt::AspectRatioMode mode);

    QColor colorKey() const;
    void setColorKey(const QColor &);

    bool autopaintColorKey() const;
    void setAutopaintColorKey(bool);

    void repaint();

    int brightness() const;
    void setBrightness(int brightness);

    int contrast() const;
    void setContrast(int contrast);

    int hue() const;
    void setHue(int hue);

    int saturation() const;
    void setSaturation(int saturation);

    QAbstractVideoSurface *surface() const;

    GstElement *videoSink();

    bool processSyncMessage(const QGstreamerMessage &message);
    bool isReady() const { return m_windowId != 0; }

signals:
    void sinkChanged();
    void readyChanged(bool);

private slots:
    void updateNativeVideoSize(const QSize &size);

private:
    void probeCaps(GstCaps *caps);

    GstElement *m_videoSink;
    WId m_windowId;
    Qt::AspectRatioMode m_aspectRatioMode;
    QRect m_displayRect;
    bool m_fullScreen;
    QSize m_nativeSize;
    mutable QColor m_colorKey;
};

QT_END_NAMESPACE

#endif
