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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QEGLCONTEXT_P_H
+#define QEGLCONTEXT_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists for the convenience of
+// the QtOpenGL and QtOpenVG modules. This header file may change from
+// version to version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qsize.h>
+#include <QtGui/qimage.h>
+
+#include <QtGui/private/qegl_p.h>
+#include <QtGui/private/qeglproperties_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class Q_GUI_EXPORT QEglContext
+{
+public:
+ QEglContext();
+ ~QEglContext();
+
+ bool isValid() const;
+ bool isCurrent() const;
+ bool isSharing() const { return sharing; }
+
+ QEgl::API api() const { return apiType; }
+ void setApi(QEgl::API api) { apiType = api; }
+
+ bool chooseConfig(const QEglProperties& properties, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat);
+ bool createContext(QEglContext *shareContext = 0, const QEglProperties *properties = 0);
+ void destroyContext();
+ EGLSurface createSurface(QPaintDevice *device, const QEglProperties *properties = 0);
+ void destroySurface(EGLSurface surface);
+
+ bool makeCurrent(EGLSurface surface);
+ bool doneCurrent();
+ bool lazyDoneCurrent();
+ bool swapBuffers(EGLSurface surface);
+ bool swapBuffersRegion2NOK(EGLSurface surface, const QRegion *region);
+
+ int configAttrib(int name) const;
+
+ EGLContext context() const { return ctx; }
+ void setContext(EGLContext context) { ctx = context; ownsContext = false;}
+
+ EGLDisplay display() {return QEgl::display();}
+
+ EGLConfig config() const { return cfg; }
+ void setConfig(EGLConfig config) { cfg = config; }
+
+private:
+ QEgl::API apiType;
+ EGLContext ctx;
+ EGLConfig cfg;
+ EGLSurface currentSurface;
+ bool current;
+ bool ownsContext;
+ bool sharing;
+
+ static QEglContext *currentContext(QEgl::API api);
+ static void setCurrentContext(QEgl::API api, QEglContext *context);
+
+ friend class QMeeGoGraphicsSystem;
+ friend class QMeeGoPixmapData;
+};
+
+QT_END_NAMESPACE
+
+#endif // QEGLCONTEXT_P_H