kwin/plugins/platforms/fbdev/scene_qpainter_fb_backend.h

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_SCENE_QPAINTER_FB_BACKEND_H
#define KWIN_SCENE_QPAINTER_FB_BACKEND_H
#include "scene_qpainter.h"
#include <QObject>
namespace KWin
{
class FramebufferBackend;
class FramebufferQPainterBackend : public QObject, public QPainterBackend
{
Q_OBJECT
public:
FramebufferQPainterBackend(FramebufferBackend *backend);
virtual ~FramebufferQPainterBackend();
QImage *buffer() override;
bool needsFullRepaint() const override;
bool usesOverlayWindow() const override;
void prepareRenderingFrame() override;
void present(int mask, const QRegion &damage) override;
private:
QImage m_renderBuffer;
QImage m_backBuffer;
FramebufferBackend *m_backend;
};
}
#endif