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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef GLWIDGET_H
+#define GLWIDGET_H
+
+#include <QGLWidget>
+#include <QTime>
+
+class Bubble;
+class GLWidget : public QGLWidget {
+
+    Q_OBJECT
+public:
+    GLWidget(QWidget *parent = 0);
+    ~GLWidget();
+public slots: 
+    void setScaling(int scale);
+    void setLogo();
+    void setTexture();
+    void showBubbles(bool);
+protected:
+    void paintGL ();
+    void initializeGL ();
+private:
+    GLuint  m_uiTexture;
+    qreal   m_fAngle;
+    qreal   m_fScale;
+    bool m_showBubbles;
+    void paintTexturedCube();
+    void paintQtLogo();
+    void createGeometry();
+    void createBubbles(int number);
+    void quad(qreal x1, qreal y1, qreal x2, qreal y2, qreal x3, qreal y3, qreal x4, qreal y4);
+    void extrude(qreal x1, qreal y1, qreal x2, qreal y2);
+    QList<qreal> vertices;
+    QList<qreal> normals;
+    GLfloat *createdVertices;
+    GLfloat *createdNormals;
+    int m_vertexNumber;
+    bool qtLogo;
+    QList<Bubble*> bubbles;
+    int frames;
+    QTime time;
+    GLuint program1;
+    GLuint program2;
+    GLuint vertexAttr1;
+    GLuint normalAttr1;
+    GLuint matrixUniform1;
+    GLuint vertexAttr2;
+    GLuint normalAttr2;
+    GLuint texCoordAttr2;
+    GLuint matrixUniform2;
+    GLuint textureUniform2;
+};
+#endif