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#ifndef SERVERBUFFERITEM_H
#define SERVERBUFFERITEM_H

#include <QtQuick/QQuickItem>
#include <QtQuick/qsgtexture.h>

#include <QtQuick/qsgtextureprovider.h>

QT_BEGIN_NAMESPACE

class ServerBufferTextureProvider;

namespace QtWayland {
class ServerBuffer;
}

class ServerBufferItem : public QQuickItem
{
    Q_OBJECT
    Q_PROPERTY(QtWayland::ServerBuffer *serverBuffer READ serverBuffer CONSTANT)
    Q_PROPERTY(bool useTextureAlpha READ useTextureAlpha WRITE setUseTextureAlpha NOTIFY useTextureAlphaChanged)
    Q_PROPERTY(bool isYInverted READ isYInverted NOTIFY yInvertedChanged)
    Q_PROPERTY(int depth READ depth CONSTANT)

public:
    ServerBufferItem(QtWayland::ServerBuffer *serverBuffer, QQuickItem *parent = 0);
    ~ServerBufferItem();

    QtWayland::ServerBuffer *serverBuffer() const { return m_server_buffer; }

    bool isYInverted() const;
    int depth() const;

    bool isTextureProvider() const { return true; }
    QSGTextureProvider *textureProvider() const;

    bool useTextureAlpha() const  { return m_useTextureAlpha; }
    void setUseTextureAlpha(bool useTextureAlpha);

    void setDamagedFlag(bool on);

signals:
    void useTextureAlphaChanged();
    void yInvertedChanged();
    void serverBufferChanged();

protected:
    QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *);

private:
    void updateTexture();
    QtWayland::ServerBuffer *m_server_buffer;
    ServerBufferTextureProvider *m_provider;
    bool m_useTextureAlpha;
};

QT_END_NAMESPACE

#endif