| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
2 // See the file tools.license for terms.
3
4 #ifndef toolx_Qt_glarea
5 #define toolx_Qt_glarea
6
7 #include "../sg/GL_viewer"
8
9 #include <QtCore/qglobal.h> //For QT_VERSION.
10
11 #if QT_VERSION < 0x060000
12 #include <QtOpenGL/qgl.h>
13 #else
14 #include <QtOpenGLWidgets/qopenglwidget.h>
15 #endif
16
17 #include <QtGui/qevent.h>
18
19 #include <tools/sg/device_interactor>
20 #ifdef TOOLS_MEM
21 #include <tools/mem>
22 #endif
23
24 namespace toolx {
25 namespace Qt {
26
27 class glarea
28 #if QT_VERSION < 0x060000
29 :public QGLWidget
30 #else
31 :public QOpenGLWidget
32 #endif
33 {
34 #if QT_VERSION < 0x060000
35 typedef QGLWidget parent;
36 #else
37 using parent = QOpenGLWidget;
38 #endif
39 TOOLS_SCLASS(toolx::Qt::glarea)
40 public:
41 virtual void initializeGL() {}
42 virtual void paintGL() {
43 #if QT_VERSION < 0x050000
44 m_viewer.set_size(width(),height());
45 #else
46 m_viewer.set_size(devicePixelRatio()*width(),devicePixelRatio()*height());
47 #endif
48 m_viewer.render();
49 }
50
51 virtual void keyPressEvent(QKeyEvent* a_event) {
52 if(!m_interactor) return;
53 tools::sg::key_down_event _event(convert_key(a_event->key()));
54 m_interactor->key_press(_event);
55 }
56 virtual void keyReleaseEvent(QKeyEvent* a_event) {
57 if(!m_interactor) return;
58 tools::sg::key_up_event _event(convert_key(a_event->key()));
59 m_interactor->key_release(_event);
60 }
61 virtual void mousePressEvent(QMouseEvent* a_event) {
62 if(!m_interactor) return;
63 #if QT_VERSION < 0x060000
64 tools::sg::mouse_down_event _event(a_event->x(),a_event->y());
65 #else
66 tools::sg::mouse_down_event _event(a_event->position().x(),a_event->position().y());
67 #endif
68 m_interactor->mouse_press(_event);
69 }
70 virtual void mouseReleaseEvent(QMouseEvent* a_event) {
71 if(!m_interactor) return;
72 #if QT_VERSION < 0x060000
73 tools::sg::mouse_up_event _event(a_event->x(),a_event->y());
74 #else
75 tools::sg::mouse_up_event _event(a_event->position().x(),a_event->position().y());
76 #endif
77 m_interactor->mouse_release(_event);
78 }
79 virtual void mouseMoveEvent(QMouseEvent* a_event) {
80 if(!m_interactor) return;
81 #if QT_VERSION < 0x060000
82 tools::sg::mouse_move_event _event(a_event->x(),a_event->y(),0,0,false);
83 #else
84 tools::sg::mouse_move_event _event(a_event->position().x(),a_event->position().y(),0,0,false);
85 #endif
86 m_interactor->mouse_move(_event);
87 }
88 virtual void wheelEvent(QWheelEvent* a_event) {
89 if(!m_interactor) return;
90 tools::sg::wheel_rotate_event _event(a_event->angleDelta().y());
91 m_interactor->wheel_rotate(_event);
92 }
93
94 public:
95 glarea(QWidget* a_parent,toolx::sg::GL_viewer& a_viewer):parent(a_parent),m_viewer(a_viewer),m_interactor(0){
96 #ifdef TOOLS_MEM
97 tools::mem::increment(s_class().c_str());
98 #endif
99 }
100 virtual ~glarea(){
101 #ifdef TOOLS_MEM
102 tools::mem::decrement(s_class().c_str());
103 #endif
104 }
105 public:
106 void set_device_interactor(tools::sg::device_interactor* a_interactor) {m_interactor = a_interactor;} //we do not have ownership.
107 protected:
108 tools::key_code convert_key(/*Qt::Key*/int a_key) {return a_key;}
109 protected:
110 toolx::sg::GL_viewer& m_viewer;
111 tools::sg::device_interactor* m_interactor;
112 };
113
114 }}
115
116
117 #endif