1 /* This file is part of the Pangolin Project.
2  * http://github.com/stevenlovegrove/Pangolin
3  *
4  * Copyright (c) 2011 Steven Lovegrove
5  *
6  * Permission is hereby granted, free of charge, to any person
7  * obtaining a copy of this software and associated documentation
8  * files (the "Software"), to deal in the Software without
9  * restriction, including without limitation the rights to use,
10  * copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the
12  * Software is furnished to do so, subject to the following
13  * conditions:
14  *
15  * The above copyright notice and this permission notice shall be
16  * included in all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
20  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
22  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
23  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
24  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
25  * OTHER DEALINGS IN THE SOFTWARE.
26  */
27 
28 #pragma once
29 
30 #include <pangolin/platform.h>
31 #include <pangolin/display/window.h>
32 
33 #include <pangolin/display/view.h>
34 #include <pangolin/display/user_app.h>
35 #include <functional>
36 #include <memory>
37 
38 #include <map>
39 #include <queue>
40 
41 #ifdef BUILD_PANGOLIN_VIDEO
42 #  include <pangolin/video/video_output.h>
43 #endif // BUILD_PANGOLIN_VIDEO
44 
45 
46 namespace pangolin
47 {
48 
49 // Forward Declarations
50 #ifdef HAVE_PYTHON
51 class ConsoleView;
52 #endif // HAVE_PYTHON
53 class GlFont;
54 
55 typedef std::map<const std::string,View*> ViewMap;
56 typedef std::map<int,std::function<void(void)> > KeyhookMap;
57 
58 struct PANGOLIN_EXPORT PangolinGl : public WindowInterface
59 {
60     PangolinGl();
61     ~PangolinGl();
62 
63     // Base container for displays
64     View base;
65 
66     // Named views which are managed by pangolin (i.e. created / deleted by pangolin)
67     ViewMap named_managed_views;
68 
69     // Optional user app
70     UserApp* user_app;
71 
72     // Global keypress hooks
73     KeyhookMap keypress_hooks;
74 
75     // Manage fullscreen (ToggleFullscreen is quite new)
76     bool is_double_buffered;
77     bool is_fullscreen;
78     GLint windowed_size[2];
79     bool is_high_res;
80 
81     // State relating to interactivity
82     bool quit;
83     int had_input;
84     int has_resized;
85     int mouse_state;
86     View* activeDisplay;
87 
88     std::queue<std::pair<std::string,Viewport> > screen_capture;
89 
90 #ifdef BUILD_PANGOLIN_VIDEO
91     View* record_view;
92     VideoOutput recorder;
93 #endif
94 
95 #ifdef HAVE_PYTHON
96     ConsoleView* console_view;
97 #endif
98 
99     std::shared_ptr<GlFont> font;
100 
ToggleFullscreenPangolinGl101     virtual void ToggleFullscreen() override {
102         pango_print_warn("ToggleFullscreen: Not available with non-pangolin window.\n");
103     }
104 
ProcessEventsPangolinGl105     virtual void ProcessEvents() override {
106         pango_print_warn("ProcessEvents: Not available with non-pangolin window.\n");
107     }
108 
SwapBuffersPangolinGl109     virtual void SwapBuffers() override {
110         pango_print_warn("SwapBuffers: Not available with non-pangolin window.\n");
111     }
112 
MakeCurrentPangolinGl113     virtual void MakeCurrent() override {
114         pango_print_warn("MakeCurrent: Not available with non-pangolin window.\n");
115     }
116 
RemoveCurrentPangolinGl117     virtual void RemoveCurrent() override {
118         pango_print_warn("RemoveCurrent: Not available with non-pangolin window.\n");
119     }
120 
MovePangolinGl121     virtual void Move(int /*x*/, int /*y*/) override {
122         pango_print_warn("Move: Not available with non-pangolin window.\n");
123     }
124 
ResizePangolinGl125     virtual void Resize(unsigned int /*w*/, unsigned int /*h*/) override {
126         pango_print_warn("Resize: Not available with non-pangolin window.\n");
127     }
128 
129 
130 };
131 
132 PangolinGl* GetCurrentContext();
133 void RegisterNewContext(const std::string& name, std::shared_ptr<PangolinGl> newcontext);
134 void DeleteContext(const std::string& name);
135 PangolinGl *FindContext(const std::string& name);
136 
137 }
138 
139