Mercurial > hg > orthanc-stone
comparison Samples/Sdl/SingleFrameViewer/SdlSimpleViewer.cpp @ 1383:ab871499ed30
SingleFrameViewer: refactored file locations + names to share files for RtViewer
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Mon, 27 Apr 2020 10:01:03 +0200 |
parents | Samples/Sdl/SimpleViewer/SdlSimpleViewer.cpp@9d138883be66 |
children | 4ebf246f3919 |
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1382:9d138883be66 | 1383:ab871499ed30 |
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1 | |
2 #include "SdlSimpleViewerApplication.h" | |
3 | |
4 #include <string> | |
5 | |
6 #include <boost/program_options.hpp> | |
7 | |
8 #include <SDL.h> | |
9 | |
10 #include <Core/OrthancException.h> | |
11 | |
12 #include <Framework/Loaders/GenericLoadersContext.h> | |
13 #include <Framework/StoneException.h> | |
14 #include <Framework/StoneEnumerations.h> | |
15 #include <Framework/StoneInitialization.h> | |
16 #include <Framework/Viewport/SdlViewport.h> | |
17 | |
18 #include "../SdlHelpers.h" | |
19 #include "../../Common/SampleHelpers.h" | |
20 | |
21 std::string orthancUrl; | |
22 std::string instanceId; | |
23 int frameIndex = 0; | |
24 | |
25 static void ProcessOptions(int argc, char* argv[]) | |
26 { | |
27 namespace po = boost::program_options; | |
28 po::options_description desc("Usage:"); | |
29 | |
30 desc.add_options() | |
31 ("log_level", po::value<std::string>()->default_value("WARNING"), | |
32 "You can choose WARNING, INFO or TRACE for the logging level: Errors and warnings will always be displayed. (default: WARNING)") | |
33 | |
34 ("orthanc", po::value<std::string>()->default_value("http://localhost:8042"), | |
35 "Base URL of the Orthanc instance") | |
36 | |
37 ("instance", po::value<std::string>()->default_value("285dece8-e1956b38-cdc7d084-6ce3371e-536a9ffc"), | |
38 "Orthanc ID of the instance to display") | |
39 | |
40 ("frame_index", po::value<int>()->default_value(0), | |
41 "The zero-based index of the frame (for multi-frame instances)") | |
42 ; | |
43 | |
44 po::variables_map vm; | |
45 try | |
46 { | |
47 po::store(po::parse_command_line(argc, argv, desc), vm); | |
48 po::notify(vm); | |
49 } | |
50 catch (std::exception& e) | |
51 { | |
52 std::cerr << "Please check your command line options! (\"" << e.what() << "\")" << std::endl; | |
53 } | |
54 | |
55 if (vm.count("log_level") > 0) | |
56 { | |
57 std::string logLevel = vm["log_level"].as<std::string>(); | |
58 OrthancStoneHelpers::SetLogLevel(logLevel); | |
59 } | |
60 | |
61 if (vm.count("orthanc") > 0) | |
62 { | |
63 // maybe check URL validity here | |
64 orthancUrl = vm["orthanc"].as<std::string>(); | |
65 } | |
66 | |
67 if (vm.count("instance") > 0) | |
68 { | |
69 instanceId = vm["instance"].as<std::string>(); | |
70 } | |
71 | |
72 if (vm.count("frame_index") > 0) | |
73 { | |
74 frameIndex = vm["frame_index"].as<int>(); | |
75 } | |
76 | |
77 } | |
78 | |
79 extern void f() | |
80 { | |
81 std::cout << "f()" << std::endl; | |
82 } | |
83 | |
84 /** | |
85 * IMPORTANT: The full arguments to "main()" are needed for SDL on | |
86 * Windows. Otherwise, one gets the linking error "undefined reference | |
87 * to `SDL_main'". https://wiki.libsdl.org/FAQWindows | |
88 **/ | |
89 int main(int argc, char* argv[]) | |
90 { | |
91 f(); | |
92 | |
93 try | |
94 { | |
95 OrthancStone::StoneInitialize(); | |
96 | |
97 ProcessOptions(argc, argv); | |
98 | |
99 //Orthanc::Logging::EnableInfoLevel(true); | |
100 //Orthanc::Logging::EnableTraceLevel(true); | |
101 | |
102 { | |
103 | |
104 #if 1 | |
105 boost::shared_ptr<OrthancStone::SdlViewport> viewport = | |
106 OrthancStone::SdlOpenGLViewport::Create("Stone of Orthanc", 800, 600); | |
107 #else | |
108 boost::shared_ptr<OrthancStone::SdlViewport> viewport = | |
109 OrthancStone::SdlCairoViewport::Create("Stone of Orthanc", 800, 600); | |
110 #endif | |
111 | |
112 OrthancStone::GenericLoadersContext context(1, 4, 1); | |
113 | |
114 context.StartOracle(); | |
115 | |
116 { | |
117 | |
118 boost::shared_ptr<SdlSimpleViewerApplication> application( | |
119 SdlSimpleViewerApplication::Create(context, viewport)); | |
120 | |
121 OrthancStone::DicomSource source; | |
122 | |
123 application->LoadOrthancFrame(source, instanceId, frameIndex); | |
124 | |
125 OrthancStone::DefaultViewportInteractor interactor; | |
126 | |
127 { | |
128 int scancodeCount = 0; | |
129 const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); | |
130 | |
131 bool stop = false; | |
132 while (!stop) | |
133 { | |
134 bool paint = false; | |
135 SDL_Event event; | |
136 while (SDL_PollEvent(&event)) | |
137 { | |
138 if (event.type == SDL_QUIT) | |
139 { | |
140 stop = true; | |
141 break; | |
142 } | |
143 else if (viewport->IsRefreshEvent(event)) | |
144 { | |
145 paint = true; | |
146 } | |
147 else if (event.type == SDL_WINDOWEVENT && | |
148 (event.window.event == SDL_WINDOWEVENT_RESIZED || | |
149 event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)) | |
150 { | |
151 viewport->UpdateSize(event.window.data1, event.window.data2); | |
152 } | |
153 else if (event.type == SDL_WINDOWEVENT && | |
154 (event.window.event == SDL_WINDOWEVENT_SHOWN || | |
155 event.window.event == SDL_WINDOWEVENT_EXPOSED)) | |
156 { | |
157 paint = true; | |
158 } | |
159 else if (event.type == SDL_KEYDOWN && | |
160 event.key.repeat == 0 /* Ignore key bounce */) | |
161 { | |
162 switch (event.key.keysym.sym) | |
163 { | |
164 case SDLK_f: | |
165 viewport->ToggleMaximize(); | |
166 break; | |
167 | |
168 case SDLK_s: | |
169 application->FitContent(); | |
170 break; | |
171 | |
172 case SDLK_q: | |
173 stop = true; | |
174 break; | |
175 | |
176 default: | |
177 break; | |
178 } | |
179 } | |
180 else if (event.type == SDL_MOUSEBUTTONDOWN || | |
181 event.type == SDL_MOUSEMOTION || | |
182 event.type == SDL_MOUSEBUTTONUP) | |
183 { | |
184 std::auto_ptr<OrthancStone::IViewport::ILock> lock(viewport->Lock()); | |
185 if (lock->HasCompositor()) | |
186 { | |
187 OrthancStone::PointerEvent p; | |
188 OrthancStoneHelpers::GetPointerEvent(p, lock->GetCompositor(), | |
189 event, keyboardState, scancodeCount); | |
190 | |
191 switch (event.type) | |
192 { | |
193 case SDL_MOUSEBUTTONDOWN: | |
194 lock->GetController().HandleMousePress(interactor, p, | |
195 lock->GetCompositor().GetCanvasWidth(), | |
196 lock->GetCompositor().GetCanvasHeight()); | |
197 lock->Invalidate(); | |
198 break; | |
199 | |
200 case SDL_MOUSEMOTION: | |
201 if (lock->GetController().HandleMouseMove(p)) | |
202 { | |
203 lock->Invalidate(); | |
204 } | |
205 break; | |
206 | |
207 case SDL_MOUSEBUTTONUP: | |
208 lock->GetController().HandleMouseRelease(p); | |
209 lock->Invalidate(); | |
210 break; | |
211 | |
212 default: | |
213 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
214 } | |
215 } | |
216 } | |
217 } | |
218 | |
219 if (paint) | |
220 { | |
221 viewport->Paint(); | |
222 } | |
223 | |
224 // Small delay to avoid using 100% of CPU | |
225 SDL_Delay(1); | |
226 } | |
227 } | |
228 | |
229 context.StopOracle(); | |
230 } | |
231 } | |
232 | |
233 OrthancStone::StoneFinalize(); | |
234 return 0; | |
235 } | |
236 catch (Orthanc::OrthancException& e) | |
237 { | |
238 auto test = e.What(); | |
239 fprintf(stdout, test); | |
240 LOG(ERROR) << "OrthancException: " << e.What(); | |
241 return -1; | |
242 } | |
243 catch (OrthancStone::StoneException& e) | |
244 { | |
245 LOG(ERROR) << "StoneException: " << e.What(); | |
246 return -1; | |
247 } | |
248 catch (std::runtime_error& e) | |
249 { | |
250 LOG(ERROR) << "Runtime error: " << e.what(); | |
251 return -1; | |
252 } | |
253 catch (...) | |
254 { | |
255 LOG(ERROR) << "Native exception"; | |
256 return -1; | |
257 } | |
258 } |