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Diffstat (limited to 'examples/opengl/grabber/glwidget.h')
-rw-r--r-- | examples/opengl/grabber/glwidget.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/examples/opengl/grabber/glwidget.h b/examples/opengl/grabber/glwidget.h new file mode 100644 index 0000000000..f86d5d06d6 --- /dev/null +++ b/examples/opengl/grabber/glwidget.h @@ -0,0 +1,97 @@ +/**************************************************************************** +** +** Copyright (C) 2011 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 <QGLWidget> + +class GLWidget : public QGLWidget +{ + Q_OBJECT + +public: + GLWidget(QWidget *parent = 0); + ~GLWidget(); + + 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 paintGL(); + void resizeGL(int width, int height); + void mousePressEvent(QMouseEvent *event); + void mouseMoveEvent(QMouseEvent *event); + +private slots: + void advanceGears(); + +private: + GLuint makeGear(const GLfloat *reflectance, GLdouble innerRadius, + GLdouble outerRadius, GLdouble thickness, + GLdouble toothSize, GLint toothCount); + void drawGear(GLuint gear, GLdouble dx, GLdouble dy, GLdouble dz, + GLdouble angle); + void normalizeAngle(int *angle); + + GLuint gear1; + GLuint gear2; + GLuint gear3; + int xRot; + int yRot; + int zRot; + int gear1Rot; + + QPoint lastPos; +}; + +#endif |