?? glwidget.h
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/******************************************************************************** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved.**** This file is part of the example classes of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 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 GNU** General Public Licensing requirements will be met:** http://www.trolltech.com/products/qt/opensource.html**** If you are unsure which license is appropriate for your use, please** review the following information:** http://www.trolltech.com/products/qt/licensing.html or contact the** sales department at sales@trolltech.com.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#ifndef GLWIDGET_H#define GLWIDGET_H#include <QBrush>#include <QFont>#include <QImage>#include <QPen>#include <QGLWidget>#include <QTimer>class Bubble;class QPaintEvent;class QWidget;class GLWidget : public QGLWidget{ Q_OBJECTpublic: GLWidget(QWidget *parent = 0); ~GLWidget(); 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);signals: void xRotationChanged(int angle); void yRotationChanged(int angle); void zRotationChanged(int angle);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: GLuint makeObject(); void createBubbles(int number); void formatInstructions(int width, int height); void extrude(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2); void normalizeAngle(int *angle); void quad(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2, GLdouble x3, GLdouble y3, GLdouble x4, GLdouble y4); void setupViewport(int width, int height); GLuint object; int xRot; int yRot; int zRot; QPoint lastPos; QColor trolltechGreen; QColor trolltechPurple; QImage image; QList<Bubble*> bubbles; QTimer animationTimer;};#endif
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