/****************************************************************************

**

** 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.

**

** $QT_BEGIN_LICENSE:BSD$

** You may use this file under the terms of the BSD license as follows:

**

** "Redistribution and use in source and binary forms, with or without

** modification, are permitted provided that the following conditions are

** met:

**   * Redistributions of source code must retain the above copyright

**     notice, this list of conditions and the following disclaimer.

**   * Redistributions in binary form must reproduce the above copyright

**     notice, this list of conditions and the following disclaimer in

**     the documentation and/or other materials provided with the

**     distribution.

**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor

**     the names of its contributors may be used to endorse or promote

**     products derived from this software without specific prior written

**     permission.

**

** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."

** $QT_END_LICENSE$

**

****************************************************************************/

#ifndef GLWIDGET_H

#define GLWIDGET_H

#include <QBrush>

#include <QFont>

#include <QImage>

#include <QPen>

#include <QGLWidget>

#include <QTimer>

class Bubble;

class QtLogo;

QT_BEGIN_NAMESPACE

class QPaintEvent;

class QWidget;

QT_END_NAMESPACE

//! [0]

class GLWidget : public QGLWidget

{

    Q_OBJECT

public:

    GLWidget(QWidget *parent = 0);

    ~GLWidget();

//! [0]

    QSize sizeHint() const;

    int xRotation() const { return xRot; }

    int yRotation() const { return yRot; }

    int zRotation() const { return zRot; }

public slots:

    void setXRotation(int angle);

    void setYRotation(int angle);

    void setZRotation(int angle);

//! [1]

protected:

    void initializeGL();

    void paintEvent(QPaintEvent *event);

    void resizeGL(int width, int height);

    void mousePressEvent(QMouseEvent *event);

    void mouseMoveEvent(QMouseEvent *event);

    void showEvent(QShowEvent *event);

private slots:

    void animate();

private:

    void createBubbles(int number);

    void drawInstructions(QPainter *painter);

//! [1]

    void setupViewport(int width, int height);

    QColor qtGreen;

    QColor qtPurple;

    GLuint object;

    int xRot;

    int yRot;

    int zRot;

    QPoint lastPos;

//! [4]

    QtLogo *logo;

    QList<Bubble*> bubbles;

    QTimer animationTimer;

//! [4]

};

#endif