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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (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 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QtOpenGL>
#include <QImage>
#include <QTimeLine>
#include <QSvgRenderer>

class GLWidget : public QGLWidget
{
    Q_OBJECT

public:
    GLWidget(QWidget *parent);
    ~GLWidget();

    void saveGLState();
    void restoreGLState();

    void paintEvent(QPaintEvent *);
    void mousePressEvent(QMouseEvent *);
    void mouseDoubleClickEvent(QMouseEvent *);
    void mouseMoveEvent(QMouseEvent *);
    void timerEvent(QTimerEvent *);
    void wheelEvent(QWheelEvent *);

public slots:
    void animate(qreal);
    void animFinished();
    void draw();

private:
    QPoint anchor;
    float scale;
    float rot_x, rot_y, rot_z;
    GLuint tile_list;
    GLfloat *wave;

    QImage logo;
    QTimeLine *anim;
    QSvgRenderer *svg_renderer;
    QGLFramebufferObject *render_fbo;
    QGLFramebufferObject *texture_fbo;
};