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+/***************************************************************************
+**
+** Copyright (C) 2013 BlackBerry Limited. All rights reserved.
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the plugins 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 QQNXEGLWINDOW_H
+#define QQNXEGLWINDOW_H
+
+#include "qqnxwindow.h"
+#include "qqnxglcontext.h"
+
+#include <QtCore/QMutex>
+
+QT_BEGIN_NAMESPACE
+
+class QQnxGLContext;
+
+class QQnxEglWindow : public QQnxWindow
+{
+public:
+ QQnxEglWindow(QWindow *window, screen_context_t context);
+ ~QQnxEglWindow();
+
+ void createEGLSurface();
+ void destroyEGLSurface();
+ void swapEGLBuffers();
+ EGLSurface getSurface();
+
+ void setPlatformOpenGLContext(QQnxGLContext *platformOpenGLContext);
+ QQnxGLContext *platformOpenGLContext() const { return m_platformOpenGLContext; }
+
+ void setGeometry(const QRect &rect);
+
+ // Called by QQnxGLContext::createSurface()
+ QSize requestedBufferSize() const;
+
+ WindowType windowType() const Q_DECL_OVERRIDE { return EGL; }
+
+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