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50
51#include <QtOpenGL>
52#include <QImage>
53#include <QTimeLine>
54#include <QSvgRenderer>
55
56class GLWidget : public QGLWidget
57{
58 Q_OBJECT
59
60public:
61 GLWidget(QWidget *parent);
62 ~GLWidget();
63
64 void saveGLState();
65 void restoreGLState();
66
67 void paintEvent(QPaintEvent *) override;
68 void mousePressEvent(QMouseEvent *) override;
69 void mouseDoubleClickEvent(QMouseEvent *) override;
70 void mouseMoveEvent(QMouseEvent *) override;
71 void timerEvent(QTimerEvent *) override;
72 void wheelEvent(QWheelEvent *) override;
73
74public slots:
75 void animate(qreal);
76 void animFinished();
77 void draw();
78
79private:
80 QPoint anchor;
81 float scale;
82 float rot_x, rot_y, rot_z;
83 GLuint tile_list;
84 GLfloat *wave;
85
86 QImage ;
87 QTimeLine *anim;
88 QSvgRenderer *svg_renderer;
89 QGLFramebufferObject *render_fbo;
90 QGLFramebufferObject *texture_fbo;
91};
92
93

source code of qtsvg/examples/svg/opengl/framebufferobject/glwidget.h