qdirectfbbackingstore.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QWINDOWSURFACE_DIRECTFB_H
#define QWINDOWSURFACE_DIRECTFB_H
 
#include <qpa/qplatformbackingstore.h>
#include <private/qpixmap_blitter_p.h>
 
#include <directfb.h>
 
#include "qdirectfbconvenience.h"
 
QT_BEGIN_NAMESPACE
 
class QDirectFbBackingStore : public QPlatformBackingStore
{
public:
    QDirectFbBackingStore(QWindow *window);
 
    QPaintDevice *paintDevice() override;
    void flush(QWindow *window, const QRegion &region, const QPoint &offset) override;
    void resize (const QSize &size, const QRegion &staticContents) override;
    bool scroll(const QRegion &area, int dx, int dy) override;
 
    QImage toImage() const override;
 
private:
    void lockSurfaceToImage();
 
    QScopedPointer<QPixmap> m_pixmap;
    QBlittablePlatformPixmap *m_pmdata;
    QDirectFBPointer<IDirectFBSurface> m_dfbSurface;
};
 
QT_END_NAMESPACE
 
#endif