source: trunk/examples/opengl/grabber/glwidget.h@ 983

Last change on this file since 983 was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

File size: 3.2 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the examples of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:BSD$
10** You may use this file under the terms of the BSD license as follows:
11**
12** "Redistribution and use in source and binary forms, with or without
13** modification, are permitted provided that the following conditions are
14** met:
15** * Redistributions of source code must retain the above copyright
16** notice, this list of conditions and the following disclaimer.
17** * Redistributions in binary form must reproduce the above copyright
18** notice, this list of conditions and the following disclaimer in
19** the documentation and/or other materials provided with the
20** distribution.
21** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
22** the names of its contributors may be used to endorse or promote
23** products derived from this software without specific prior written
24** permission.
25**
26** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
37** $QT_END_LICENSE$
38**
39****************************************************************************/
40
41#ifndef GLWIDGET_H
42#define GLWIDGET_H
43
44#include <QGLWidget>
45
46class GLWidget : public QGLWidget
47{
48 Q_OBJECT
49
50public:
51 GLWidget(QWidget *parent = 0);
52 ~GLWidget();
53
54 int xRotation() const { return xRot; }
55 int yRotation() const { return yRot; }
56 int zRotation() const { return zRot; }
57
58public slots:
59 void setXRotation(int angle);
60 void setYRotation(int angle);
61 void setZRotation(int angle);
62
63signals:
64 void xRotationChanged(int angle);
65 void yRotationChanged(int angle);
66 void zRotationChanged(int angle);
67
68protected:
69 void initializeGL();
70 void paintGL();
71 void resizeGL(int width, int height);
72 void mousePressEvent(QMouseEvent *event);
73 void mouseMoveEvent(QMouseEvent *event);
74
75private slots:
76 void advanceGears();
77
78private:
79 GLuint makeGear(const GLfloat *reflectance, GLdouble innerRadius,
80 GLdouble outerRadius, GLdouble thickness,
81 GLdouble toothSize, GLint toothCount);
82 void drawGear(GLuint gear, GLdouble dx, GLdouble dy, GLdouble dz,
83 GLdouble angle);
84 void normalizeAngle(int *angle);
85
86 GLuint gear1;
87 GLuint gear2;
88 GLuint gear3;
89 int xRot;
90 int yRot;
91 int zRot;
92 int gear1Rot;
93
94 QPoint lastPos;
95};
96
97#endif
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