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/***************************************************************************
**
** Copyright (C) 2013 BlackBerry Limited. All rights reserved.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQNXEGLWINDOW_H
#define QQNXEGLWINDOW_H
#include "qqnxwindow.h"
#include <QtCore/QMutex>
QT_BEGIN_NAMESPACE
class QQnxGLContext;
class QQnxEglWindow : public QQnxWindow
{
public:
QQnxEglWindow(QWindow *window, screen_context_t context, bool needRootWindow);
~QQnxEglWindow();
void createEGLSurface();
void destroyEGLSurface();
void swapEGLBuffers();
EGLSurface getSurface();
void setPlatformOpenGLContext(QQnxGLContext *platformOpenGLContext);
QQnxGLContext *platformOpenGLContext() const { return m_platformOpenGLContext; }
void setGeometry(const QRect &rect);
protected:
int pixelFormat() const;
void resetBuffers();
private:
QSize m_requestedBufferSize;
// This mutex is used to protect access to the m_requestedBufferSize
// member. This member is used in conjunction with QQnxGLContext::requestNewSurface()
// to coordinate recreating the EGL surface which involves destroying any
// existing EGL surface; resizing the native window buffers; and creating a new
// EGL surface. All of this has to be done from the thread that is calling
// QQnxGLContext::makeCurrent()
mutable QMutex m_mutex;
QQnxGLContext *m_platformOpenGLContext;
QAtomicInt m_newSurfaceRequested;
EGLSurface m_eglSurface;
};
QT_END_NAMESPACE
#endif // QQNXEGLWINDOW_H
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