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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtOpenVG module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QVGCOMPOSITIONHELPER_H
#define QVGCOMPOSITIONHELPER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qwindowsurface_vgegl_p.h"
QT_BEGIN_NAMESPACE
#if !defined(QVG_NO_SINGLE_CONTEXT) && !defined(QT_NO_EGL)
class QVGPaintEnginePrivate;
class QVGEGLWindowSurfacePrivate;
class Q_OPENVG_EXPORT QVGCompositionHelper
{
public:
QVGCompositionHelper();
virtual ~QVGCompositionHelper();
void startCompositing(const QSize& screenSize);
void endCompositing();
void blitWindow(VGImage image, const QSize& imageSize,
const QRect& rect, const QPoint& topLeft, int opacity);
void fillBackground(const QRegion& region, const QBrush& brush);
void drawCursorPixmap(const QPixmap& pixmap, const QPoint& offset);
void setScissor(const QRegion& region);
void clearScissor();
private:
QVGPaintEnginePrivate *d;
QSize screenSize;
};
#endif
QT_END_NAMESPACE
#endif
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