| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
2 // See the file tools.license for terms.
3
4 #ifndef toolx_X11_zb_viewer
5 #define toolx_X11_zb_viewer
6
7 #include "base_session"
8 #include "pixwin"
9 #include "simple_dispatcher"
10
11 #include <tools/sg/zb_viewer>
12 #include <tools/sg/device_interactor>
13
14 namespace toolx {
15 namespace X11 {
16
17 class zb_viewer
18 :public tools::sg::zb_viewer, protected pixwin {
19 typedef tools::sg::zb_viewer parent;
20 typedef pixwin parent_pixwin;
21 private:
22 class dispatcher : public simple_dispatcher {
23 typedef simple_dispatcher parent;
24 public:
25 virtual bool dispatch(XEvent& a_event) {
26 if(parent::dispatch(a_event)) return true;
27 if(a_event.type==ButtonPress && a_event.xbutton.button==1) {
28 if(!m_viewer.device_interactor()) return false;
29 tools::sg::mouse_down_event event(a_event.xbutton.x,a_event.xbutton.y);
30 m_viewer.device_interactor()->mouse_press(event);
31 return true;
32 } else if(a_event.type==ButtonRelease && a_event.xbutton.button==1) {
33 if(!m_viewer.device_interactor()) return false;
34 tools::sg::mouse_up_event event(a_event.xbutton.x,a_event.xbutton.y);
35 m_viewer.device_interactor()->mouse_release(event);
36 return true;
37 } else if(a_event.type==MotionNotify) {
38 if(!m_viewer.device_interactor()) return false;
39 if((a_event.xmotion.state & Button1MotionMask)==Button1MotionMask) {
40 tools::sg::mouse_move_event event(a_event.xmotion.x,a_event.xmotion.y,0,0,false);
41 m_viewer.device_interactor()->mouse_move(event);
42 }
43 } else if((a_event.type==ButtonPress)&&(a_event.xbutton.button==4)) { // mouse scrollwheel down :
44 if(!m_viewer.device_interactor()) return false;
45 tools::sg::wheel_rotate_event event(8); //8=cooking.
46 m_viewer.device_interactor()->wheel_rotate(event);
47 return true;
48 } else if((a_event.type==ButtonPress)&&(a_event.xbutton.button==5)) { // mouse scrollwheel up :
49 if(!m_viewer.device_interactor()) return false;
50 tools::sg::wheel_rotate_event event(-8); //8=cooking.
51 m_viewer.device_interactor()->wheel_rotate(event);
52 return true;
53 }
54 return false;
55 }
56 virtual void win_render() {m_viewer.win_render();}
57 virtual void set_size(unsigned int a_width,unsigned int a_height) {m_viewer.set_size(a_width,a_height);}
58 virtual dispatcher* copy() const {return new dispatcher(*this);}
59 public:
60 dispatcher(zb_viewer& a_viewer)
61 :parent(a_viewer.m_session,a_viewer.m_win)
62 ,m_viewer(a_viewer){}
63 virtual ~dispatcher(){}
64 protected:
65 dispatcher(const dispatcher& a_from)
66 :parent(a_from)
67 ,m_viewer(a_from.m_viewer)
68 {}
69 dispatcher& operator=(const dispatcher& a_from) {
70 parent::operator=(a_from);
71 return *this;
72 }
73 protected:
74 zb_viewer& m_viewer;
75 };
76
77 public:
78 virtual void set_size(unsigned int a_w,unsigned int a_h) {
79 parent::set_size(a_w,a_h);
80 free_XImage();
81 alloc_XImage(a_w,a_h);
82 }
83 public:
84 zb_viewer(base_session& a_session,
85 int a_x = 0,int a_y = 0,
86 unsigned int a_width = 500,unsigned int a_height = 500,
87 const std::string& a_win_title = "")
88 :parent(a_session.out(),a_width,a_height)
89 ,parent_pixwin(a_session.out(),a_session.monitor(),a_session.display())
90 ,m_session(a_session)
91 ,m_win(0)
92 ,m_interactor(0)
93 {
94 if(!m_session.display()) return; //throw
95 m_win = m_session.create_window(a_win_title.c_str(),a_x,a_y,a_width,a_height);
96 if(!m_win) return; //throw
97 m_session.add_dispatcher(new dispatcher(*this));
98 }
99 virtual ~zb_viewer() {
100 if(m_win) {
101 m_session.remove_dispatchers_with_window(m_win);
102 m_session.delete_window(m_win);
103 m_session.sync();
104 }
105 }
106 protected:
107 zb_viewer(const zb_viewer& a_from)
108 :parent(a_from)
109 ,parent_pixwin(a_from)
110 ,m_session(a_from.m_session)
111 ,m_win(a_from.m_win)
112 ,m_interactor(0)
113 {}
114 zb_viewer& operator=(const zb_viewer& a_from){
115 parent::operator=(a_from);
116 parent_pixwin::operator=(a_from);
117 m_win = a_from.m_win;
118 return *this;
119 }
120 public:
121 bool has_window() const {return m_win?true:false;} //for SWIG
122
123 Window window() const {return m_win;}
124
125 bool show() {
126 if(!m_win) return false;
127 m_session.show_window(m_win);
128 return true;
129 }
130
131 void win_render() {
132 if(!m_win) return;
133 if(!render(get_rgbas,false)) return;
134 put_buffer(m_win,m_ww,m_wh,tools::vec_data(m_out_buffer));
135 m_out_buffer.clear();
136 }
137
138 void set_device_interactor(tools::sg::device_interactor* a_interactor) {m_interactor = a_interactor;}
139 public:
140 tools::sg::device_interactor* device_interactor() {return m_interactor;}
141 protected:
142 base_session& m_session;
143 Window m_win;
144 tools::sg::device_interactor* m_interactor;
145 };
146
147 }}
148
149
150 #endif
151