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#ifndef QMIRCLIENTBACKINGSTORE_H
#define QMIRCLIENTBACKINGSTORE_H

#include <qpa/qplatformbackingstore.h>

class QOpenGLContext;
class QOpenGLTexture;
class QOpenGLTextureBlitter;

class QMirClientBackingStore : public QPlatformBackingStore
{
public:
    QMirClientBackingStore(QWindow* window);
    virtual ~QMirClientBackingStore();

    // QPlatformBackingStore methods.
    void beginPaint(const QRegion&) override;
    void flush(QWindow* window, const QRegion& region, const QPoint& offset) override;
    void resize(const QSize& size, const QRegion& staticContents) override;
    QPaintDevice* paintDevice() override;

protected:
    void updateTexture();

private:
    QScopedPointer<QOpenGLContext> mContext;
    QScopedPointer<QOpenGLTexture> mTexture;
    QScopedPointer<QOpenGLTextureBlitter> mBlitter;
    QImage mImage;
    QRegion mDirty;
};

#endif // QMIRCLIENTBACKINGSTORE_H