Mercurial > hg > orthanc-stone
comparison Samples/Sdl/RadiographyEditor.cpp @ 848:80829436ce0c am-mainline
starting to re-implement radiography editor with latest framework
author | Alain Mazy <alain@mazy.be> |
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date | Thu, 13 Jun 2019 16:47:02 +0200 |
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children | 2d8ab34c8c91 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 #include "../Shared/RadiographyEditorApp.h" | |
22 | |
23 // From Stone | |
24 #include "../../Framework/Oracle/SleepOracleCommand.h" | |
25 #include "../../Framework/Oracle/ThreadedOracle.h" | |
26 #include "../../Applications/Sdl/SdlOpenGLWindow.h" | |
27 #include "../../Framework/Scene2D/OpenGLCompositor.h" | |
28 #include "../../Framework/Scene2D/CairoCompositor.h" | |
29 #include "../../Framework/Scene2D/ColorTextureSceneLayer.h" | |
30 #include "../../Framework/Scene2D/OpenGLCompositor.h" | |
31 #include "../../Framework/StoneInitialization.h" | |
32 | |
33 #include <Core/Logging.h> | |
34 #include <Core/OrthancException.h> | |
35 | |
36 | |
37 #include <boost/shared_ptr.hpp> | |
38 #include <boost/weak_ptr.hpp> | |
39 | |
40 #include <SDL.h> | |
41 #include <stdio.h> | |
42 | |
43 using namespace OrthancStone; | |
44 | |
45 namespace OrthancStone | |
46 { | |
47 class NativeApplicationContext : public IMessageEmitter | |
48 { | |
49 private: | |
50 boost::shared_mutex mutex_; | |
51 MessageBroker broker_; | |
52 IObservable oracleObservable_; | |
53 | |
54 public: | |
55 NativeApplicationContext() : | |
56 oracleObservable_(broker_) | |
57 { | |
58 } | |
59 | |
60 | |
61 virtual void EmitMessage(const IObserver& observer, | |
62 const IMessage& message) ORTHANC_OVERRIDE | |
63 { | |
64 try | |
65 { | |
66 boost::unique_lock<boost::shared_mutex> lock(mutex_); | |
67 oracleObservable_.EmitMessage(observer, message); | |
68 } | |
69 catch (Orthanc::OrthancException& e) | |
70 { | |
71 LOG(ERROR) << "Exception while emitting a message: " << e.What(); | |
72 } | |
73 } | |
74 | |
75 | |
76 class ReaderLock : public boost::noncopyable | |
77 { | |
78 private: | |
79 NativeApplicationContext& that_; | |
80 boost::shared_lock<boost::shared_mutex> lock_; | |
81 | |
82 public: | |
83 ReaderLock(NativeApplicationContext& that) : | |
84 that_(that), | |
85 lock_(that.mutex_) | |
86 { | |
87 } | |
88 }; | |
89 | |
90 | |
91 class WriterLock : public boost::noncopyable | |
92 { | |
93 private: | |
94 NativeApplicationContext& that_; | |
95 boost::unique_lock<boost::shared_mutex> lock_; | |
96 | |
97 public: | |
98 WriterLock(NativeApplicationContext& that) : | |
99 that_(that), | |
100 lock_(that.mutex_) | |
101 { | |
102 } | |
103 | |
104 MessageBroker& GetBroker() | |
105 { | |
106 return that_.broker_; | |
107 } | |
108 | |
109 IObservable& GetOracleObservable() | |
110 { | |
111 return that_.oracleObservable_; | |
112 } | |
113 }; | |
114 }; | |
115 } | |
116 | |
117 class OpenGlSdlCompositorFactory : public ICompositorFactory | |
118 { | |
119 OpenGL::IOpenGLContext& openGlContext_; | |
120 | |
121 public: | |
122 OpenGlSdlCompositorFactory(OpenGL::IOpenGLContext& openGlContext) : | |
123 openGlContext_(openGlContext) | |
124 {} | |
125 | |
126 ICompositor* GetCompositor(const Scene2D& scene) | |
127 { | |
128 | |
129 OpenGLCompositor* compositor = new OpenGLCompositor(openGlContext_, scene); | |
130 compositor->SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT, | |
131 FONT_SIZE_0, Orthanc::Encoding_Latin1); | |
132 compositor->SetFont(1, Orthanc::EmbeddedResources::UBUNTU_FONT, | |
133 FONT_SIZE_1, Orthanc::Encoding_Latin1); | |
134 return compositor; | |
135 } | |
136 }; | |
137 | |
138 static void GLAPIENTRY | |
139 OpenGLMessageCallback(GLenum source, | |
140 GLenum type, | |
141 GLuint id, | |
142 GLenum severity, | |
143 GLsizei length, | |
144 const GLchar* message, | |
145 const void* userParam) | |
146 { | |
147 if (severity != GL_DEBUG_SEVERITY_NOTIFICATION) | |
148 { | |
149 fprintf(stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n", | |
150 (type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : ""), | |
151 type, severity, message); | |
152 } | |
153 } | |
154 | |
155 | |
156 /** | |
157 * IMPORTANT: The full arguments to "main()" are needed for SDL on | |
158 * Windows. Otherwise, one gets the linking error "undefined reference | |
159 * to `SDL_main'". https://wiki.libsdl.org/FAQWindows | |
160 **/ | |
161 int main(int argc, char* argv[]) | |
162 { | |
163 using namespace OrthancStone; | |
164 | |
165 StoneInitialize(); | |
166 Orthanc::Logging::EnableInfoLevel(true); | |
167 // Orthanc::Logging::EnableTraceLevel(true); | |
168 | |
169 try | |
170 { | |
171 OrthancStone::NativeApplicationContext context; | |
172 OrthancStone::NativeApplicationContext::WriterLock lock(context); | |
173 OrthancStone::ThreadedOracle oracle(context); | |
174 | |
175 // False means we do NOT let Windows treat this as a legacy application | |
176 // that needs to be scaled | |
177 SdlOpenGLWindow window("Hello", 1024, 1024, false); | |
178 | |
179 glEnable(GL_DEBUG_OUTPUT); | |
180 glDebugMessageCallback(OpenGLMessageCallback, 0); | |
181 | |
182 std::auto_ptr<OpenGlSdlCompositorFactory> compositorFactory(new OpenGlSdlCompositorFactory(window)); | |
183 boost::shared_ptr<RadiographyEditorApp> app(new RadiographyEditorApp(oracle, lock.GetOracleObservable(), compositorFactory.release())); | |
184 app->PrepareScene(); | |
185 app->FitContent(window.GetCanvasWidth(), window.GetCanvasHeight()); | |
186 | |
187 bool stopApplication = false; | |
188 | |
189 while (!stopApplication) | |
190 { | |
191 app->Refresh(); | |
192 | |
193 SDL_Event event; | |
194 while (!stopApplication && SDL_PollEvent(&event)) | |
195 { | |
196 OrthancStone::KeyboardModifiers modifiers = OrthancStone::KeyboardModifiers_None; | |
197 if (event.key.keysym.mod & KMOD_CTRL) | |
198 modifiers = static_cast<OrthancStone::KeyboardModifiers>(static_cast<int>(modifiers) | static_cast<int>(OrthancStone::KeyboardModifiers_Control)); | |
199 if (event.key.keysym.mod & KMOD_ALT) | |
200 modifiers = static_cast<OrthancStone::KeyboardModifiers>(static_cast<int>(modifiers) | static_cast<int>(OrthancStone::KeyboardModifiers_Alt)); | |
201 if (event.key.keysym.mod & KMOD_SHIFT) | |
202 modifiers = static_cast<OrthancStone::KeyboardModifiers>(static_cast<int>(modifiers) | static_cast<int>(OrthancStone::KeyboardModifiers_Shift)); | |
203 | |
204 OrthancStone::MouseButton button; | |
205 if (event.button.button == SDL_BUTTON_LEFT) | |
206 button = OrthancStone::MouseButton_Left; | |
207 else if (event.button.button == SDL_BUTTON_MIDDLE) | |
208 button = OrthancStone::MouseButton_Middle; | |
209 else if (event.button.button == SDL_BUTTON_RIGHT) | |
210 button = OrthancStone::MouseButton_Right; | |
211 | |
212 if (event.type == SDL_QUIT) | |
213 { | |
214 stopApplication = true; | |
215 break; | |
216 } | |
217 else if (event.type == SDL_WINDOWEVENT && | |
218 event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED) | |
219 { | |
220 app->DisableTracker(); // was: tracker.reset(NULL); | |
221 app->UpdateSize(); | |
222 } | |
223 else if (event.type == SDL_KEYDOWN && | |
224 event.key.repeat == 0 /* Ignore key bounce */) | |
225 { | |
226 switch (event.key.keysym.sym) | |
227 { | |
228 case SDLK_f: | |
229 window.GetWindow().ToggleMaximize(); | |
230 break; | |
231 | |
232 case SDLK_q: | |
233 stopApplication = true; | |
234 break; | |
235 default: | |
236 { | |
237 app->OnKeyPressed(event.key.keysym.sym, modifiers); | |
238 } | |
239 } | |
240 } | |
241 else if (event.type == SDL_MOUSEBUTTONDOWN) | |
242 { | |
243 app->OnMouseDown(event.button.x, event.button.y, modifiers, button); | |
244 } | |
245 else if (event.type == SDL_MOUSEMOTION) | |
246 { | |
247 app->OnMouseMove(event.button.x, event.button.y, modifiers); | |
248 } | |
249 else if (event.type == SDL_MOUSEBUTTONUP) | |
250 { | |
251 app->OnMouseUp(event.button.x, event.button.y, modifiers, button); | |
252 } | |
253 } | |
254 SDL_Delay(1); | |
255 } | |
256 } | |
257 catch (Orthanc::OrthancException& e) | |
258 { | |
259 LOG(ERROR) << "EXCEPTION: " << e.What(); | |
260 } | |
261 | |
262 StoneFinalize(); | |
263 | |
264 return 0; | |
265 } | |
266 | |
267 |