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diff --git a/src/openvg/qvg_p.h b/src/openvg/qvg_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtOpenVG 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 QVG_P_H
+#define QVG_P_H
+
+#include "qvg.h"
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of other Qt classes.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtGui/qimage.h>
+
+#if !defined(QT_NO_EGL)
+#include <QtGui/private/qegl_p.h>
+#endif
+
+QT_BEGIN_NAMESPACE
+
+class QVGPaintEngine;
+
+#if !defined(QT_NO_EGL)
+
+class QEglContext;
+
+// Create an EGL context, but don't bind it to a surface.  If single-context
+// mode is enabled, this will return the previously-created context.
+Q_OPENVG_EXPORT QEglContext *qt_vg_create_context(QPaintDevice *device);
+
+// Destroy an EGL context that was created by qt_vg_create_context().
+// If single-context mode is enabled, this will decrease the reference count.
+Q_OPENVG_EXPORT void qt_vg_destroy_context(QEglContext *context);
+
+// Return the shared pbuffer surface that can be made current to
+// destroy VGImage objects when there is no other surface available.
+Q_OPENVG_EXPORT EGLSurface qt_vg_shared_surface(void);
+
+// Make a context current with a specific surface.
+Q_OPENVG_EXPORT void qt_vg_make_current(QEglContext *context, EGLSurface surface);
+
+// Make a context uncurrent.
+Q_OPENVG_EXPORT void qt_vg_done_current(QEglContext *context, bool force = false);
+
+// Destroy a surface that was previously associated with a context.
+Q_OPENVG_EXPORT void qt_vg_destroy_surface(QEglContext *context, EGLSurface surface);
+
+// Convert the configuration format in a context to a VG or QImage format.
+Q_OPENVG_EXPORT VGImageFormat qt_vg_config_to_vg_format(QEglContext *context);
+Q_OPENVG_EXPORT QImage::Format qt_vg_config_to_image_format(QEglContext *context);
+
+#endif
+
+// Create a paint engine.  Returns the common engine in single-context mode.
+Q_OPENVG_EXPORT QVGPaintEngine *qt_vg_create_paint_engine(void);
+
+// Destroy a paint engine.  Does nothing in single-context mode.
+Q_OPENVG_EXPORT void qt_vg_destroy_paint_engine(QVGPaintEngine *engine);
+
+// Convert between QImage and VGImage format values.
+Q_OPENVG_EXPORT VGImageFormat qt_vg_image_to_vg_format(QImage::Format format);
+
+QT_END_NAMESPACE
+
+#endif