Mercurial > hg > orthanc-stone
annotate Applications/Samples/SimpleViewerApplication.h @ 279:8f5d7495076d am-2
SimpleViewer sample working in SDL, Qt and WASM
| author | am@osimis.io |
|---|---|
| date | Mon, 27 Aug 2018 15:40:13 +0200 |
| parents | dc1beee33134 |
| children | 300d8b8c48b3 |
| rev | line source |
|---|---|
| 235 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 5 * Copyright (C) 2017-2018 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. | |
| 249 | 16 * |
| 235 | 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 | |
| 22 #pragma once | |
| 23 | |
| 24 #include "SampleApplicationBase.h" | |
| 25 | |
| 26 #include "../../Framework/Layers/OrthancFrameLayerSource.h" | |
| 27 #include "../../Framework/Widgets/LayerWidget.h" | |
| 28 #include "../../Framework/Widgets/LayoutWidget.h" | |
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29 #include "../../Framework/Messages/IObserver.h" |
| 258 | 30 #include "../../Framework/SmartLoader.h" |
| 235 | 31 |
| 32 #include <Core/Logging.h> | |
| 33 | |
| 34 namespace OrthancStone | |
| 35 { | |
| 36 namespace Samples | |
| 37 { | |
| 38 class SimpleViewerApplication : | |
| 249 | 39 public SampleApplicationBase, |
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40 public IObserver |
| 235 | 41 { |
| 42 private: | |
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43 class ThumbnailInteractor : public IWorldSceneInteractor |
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44 { |
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45 private: |
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46 SimpleViewerApplication& application_; |
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47 public: |
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48 ThumbnailInteractor(SimpleViewerApplication& application) : |
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49 application_(application) |
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50 { |
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51 } |
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52 |
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53 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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54 const ViewportGeometry& view, |
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55 MouseButton button, |
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56 double x, |
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57 double y, |
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58 IStatusBar* statusBar) |
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59 { |
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60 if (button == MouseButton_Left) |
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61 { |
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62 statusBar->SetMessage("selected thumbnail " + widget.GetName()); |
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63 std::string seriesId = widget.GetName().substr(strlen("thumbnail-series-")); |
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64 application_.SelectSeriesInMainViewport(seriesId); |
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65 } |
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66 return NULL; |
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67 } |
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68 virtual void MouseOver(CairoContext& context, |
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69 WorldSceneWidget& widget, |
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70 const ViewportGeometry& view, |
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71 double x, |
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72 double y, |
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73 IStatusBar* statusBar) |
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74 {} |
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75 |
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76 virtual void MouseWheel(WorldSceneWidget& widget, |
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77 MouseWheelDirection direction, |
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78 KeyboardModifiers modifiers, |
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79 IStatusBar* statusBar) |
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80 {} |
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81 |
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82 virtual void KeyPressed(WorldSceneWidget& widget, |
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83 char key, |
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84 KeyboardModifiers modifiers, |
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85 IStatusBar* statusBar) |
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86 {}; |
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87 |
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88 }; |
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89 |
| 235 | 90 class Interactor : public IWorldSceneInteractor |
| 91 { | |
| 92 private: | |
| 93 SimpleViewerApplication& application_; | |
| 94 | |
| 95 public: | |
| 96 Interactor(SimpleViewerApplication& application) : | |
| 97 application_(application) | |
| 98 { | |
| 99 } | |
| 100 | |
| 101 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, | |
| 102 const ViewportGeometry& view, | |
| 103 MouseButton button, | |
| 104 double x, | |
| 105 double y, | |
| 106 IStatusBar* statusBar) | |
| 107 { | |
| 108 return NULL; | |
| 109 } | |
| 110 | |
| 111 virtual void MouseOver(CairoContext& context, | |
| 112 WorldSceneWidget& widget, | |
| 113 const ViewportGeometry& view, | |
| 114 double x, | |
| 115 double y, | |
| 116 IStatusBar* statusBar) | |
| 117 { | |
| 118 if (statusBar != NULL) | |
| 119 { | |
| 120 Vector p = dynamic_cast<LayerWidget&>(widget).GetSlice().MapSliceToWorldCoordinates(x, y); | |
| 121 | |
| 122 char buf[64]; | |
| 249 | 123 sprintf(buf, "X = %.02f Y = %.02f Z = %.02f (in cm)", |
| 235 | 124 p[0] / 10.0, p[1] / 10.0, p[2] / 10.0); |
| 125 statusBar->SetMessage(buf); | |
| 126 } | |
| 127 } | |
| 128 | |
| 129 virtual void MouseWheel(WorldSceneWidget& widget, | |
| 130 MouseWheelDirection direction, | |
| 131 KeyboardModifiers modifiers, | |
| 132 IStatusBar* statusBar) | |
| 133 { | |
| 249 | 134 // int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
| 235 | 135 |
| 249 | 136 // switch (direction) |
| 137 // { | |
| 138 // case MouseWheelDirection_Up: | |
| 139 // application_.OffsetSlice(-scale); | |
| 140 // break; | |
| 235 | 141 |
| 249 | 142 // case MouseWheelDirection_Down: |
| 143 // application_.OffsetSlice(scale); | |
| 144 // break; | |
| 235 | 145 |
| 249 | 146 // default: |
| 147 // break; | |
| 148 // } | |
| 235 | 149 } |
| 150 | |
| 151 virtual void KeyPressed(WorldSceneWidget& widget, | |
| 152 char key, | |
| 153 KeyboardModifiers modifiers, | |
| 154 IStatusBar* statusBar) | |
| 155 { | |
| 156 switch (key) | |
| 157 { | |
| 249 | 158 case 's': |
| 159 widget.SetDefaultView(); | |
| 160 break; | |
| 235 | 161 |
| 249 | 162 default: |
| 163 break; | |
| 235 | 164 } |
| 165 } | |
| 166 }; | |
| 167 | |
| 168 | |
| 242 | 169 std::unique_ptr<Interactor> interactor_; |
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170 std::unique_ptr<ThumbnailInteractor> thumbnailInteractor_; |
| 235 | 171 LayoutWidget* mainLayout_; |
| 172 LayoutWidget* thumbnailsLayout_; | |
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173 LayerWidget* mainWidget_; |
| 235 | 174 std::vector<LayerWidget*> thumbnails_; |
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175 std::map<std::string, std::vector<std::string>> instancesIdsPerSeriesId_; |
| 270 | 176 |
| 235 | 177 unsigned int currentInstanceIndex_; |
| 270 | 178 OrthancStone::WidgetViewport* wasmViewport1_; |
| 179 OrthancStone::WidgetViewport* wasmViewport2_; | |
| 235 | 180 |
| 254 | 181 IStatusBar* statusBar_; |
| 235 | 182 unsigned int slice_; |
| 258 | 183 std::unique_ptr<SmartLoader> smartLoader_; |
| 270 | 184 std::unique_ptr<OrthancApiClient> orthancApiClient_; |
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185 |
| 235 | 186 public: |
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187 SimpleViewerApplication(MessageBroker& broker) : |
| 258 | 188 IObserver(broker), |
| 235 | 189 mainLayout_(NULL), |
| 190 currentInstanceIndex_(0), | |
| 242 | 191 wasmViewport1_(NULL), |
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192 wasmViewport2_(NULL), |
| 258 | 193 slice_(0) |
| 235 | 194 { |
| 267 | 195 DeclareIgnoredMessage(MessageType_Widget_ContentChanged); |
| 196 DeclareHandledMessage(MessageType_Widget_GeometryChanged); | |
| 270 | 197 |
| 198 DeclareHandledMessage(MessageType_OrthancApi_GetStudyIds_Ready); | |
| 199 DeclareHandledMessage(MessageType_OrthancApi_GetStudy_Ready); | |
| 200 DeclareHandledMessage(MessageType_OrthancApi_GetSeries_Ready); | |
| 235 | 201 } |
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202 |
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203 virtual void Finalize() {} |
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204 virtual IWidget* GetCentralWidget() {return mainLayout_;} |
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205 |
| 235 | 206 virtual void DeclareStartupOptions(boost::program_options::options_description& options) |
| 207 { | |
| 208 boost::program_options::options_description generic("Sample options"); | |
| 209 generic.add_options() | |
| 270 | 210 ("studyId", boost::program_options::value<std::string>(), |
| 211 "Orthanc ID of the study") | |
| 249 | 212 ; |
| 235 | 213 |
| 249 | 214 options.add(generic); |
| 235 | 215 } |
| 216 | |
| 242 | 217 virtual void Initialize(BasicApplicationContext* context, |
| 218 IStatusBar& statusBar, | |
| 235 | 219 const boost::program_options::variables_map& parameters) |
| 220 { | |
| 221 using namespace OrthancStone; | |
| 222 | |
| 242 | 223 context_ = context; |
| 254 | 224 statusBar_ = &statusBar; |
| 270 | 225 |
| 226 {// initialize viewports and layout | |
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227 mainLayout_ = new LayoutWidget("main-layout"); |
| 270 | 228 mainLayout_->SetPadding(10); |
| 229 mainLayout_->SetBackgroundCleared(true); | |
| 230 mainLayout_->SetBackgroundColor(0, 0, 0); | |
| 231 mainLayout_->SetHorizontal(); | |
| 232 | |
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233 thumbnailsLayout_ = new LayoutWidget("thumbnail-layout"); |
| 270 | 234 thumbnailsLayout_->SetPadding(10); |
| 235 thumbnailsLayout_->SetBackgroundCleared(true); | |
| 236 thumbnailsLayout_->SetBackgroundColor(50, 50, 50); | |
| 237 thumbnailsLayout_->SetVertical(); | |
| 238 | |
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239 mainWidget_ = new LayerWidget(broker_, "main-viewport"); |
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240 mainWidget_->RegisterObserver(*this); |
| 270 | 241 |
| 242 // hierarchy | |
| 243 mainLayout_->AddWidget(thumbnailsLayout_); | |
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244 mainLayout_->AddWidget(mainWidget_); |
| 270 | 245 |
| 246 // sources | |
| 247 smartLoader_.reset(new SmartLoader(broker_, context_->GetWebService())); | |
| 248 smartLoader_->SetImageQuality(SliceImageQuality_FullPam); | |
| 249 | |
| 250 mainLayout_->SetTransmitMouseOver(true); | |
| 251 interactor_.reset(new Interactor(*this)); | |
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252 mainWidget_->SetInteractor(*interactor_); |
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253 thumbnailInteractor_.reset(new ThumbnailInteractor(*this)); |
| 270 | 254 } |
| 255 | |
| 235 | 256 statusBar.SetMessage("Use the key \"s\" to reinitialize the layout"); |
| 254 | 257 statusBar.SetMessage("Use the key \"n\" to go to next image in the main viewport"); |
| 235 | 258 |
| 270 | 259 orthancApiClient_.reset(new OrthancApiClient(broker_, context_->GetWebService())); |
| 260 | |
| 261 if (parameters.count("studyId") < 1) | |
| 235 | 262 { |
| 270 | 263 LOG(WARNING) << "The study ID is missing, will take the first studyId found in Orthanc"; |
| 264 orthancApiClient_->ScheduleGetStudyIds(*this); | |
| 235 | 265 } |
| 270 | 266 else |
| 235 | 267 { |
| 270 | 268 SelectStudy(parameters["studyId"].as<std::string>()); |
| 235 | 269 } |
| 270 | 270 } |
| 235 | 271 |
| 270 | 272 void OnStudyListReceived(const Json::Value& response) |
| 273 { | |
| 274 if (response.isArray() && response.size() > 1) | |
| 275 { | |
| 276 SelectStudy(response[0].asString()); | |
| 277 } | |
| 278 } | |
| 279 void OnStudyReceived(const Json::Value& response) | |
| 280 { | |
| 281 if (response.isObject() && response["Series"].isArray()) | |
| 282 { | |
| 283 for (size_t i=0; i < response["Series"].size(); i++) | |
| 284 { | |
| 285 orthancApiClient_->ScheduleGetSeries(*this, response["Series"][(int)i].asString()); | |
| 286 } | |
| 287 } | |
| 288 } | |
| 235 | 289 |
| 270 | 290 void OnSeriesReceived(const Json::Value& response) |
| 291 { | |
| 292 if (response.isObject() && response["Instances"].isArray() && response["Instances"].size() > 0) | |
| 293 { | |
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294 // keep track of all instances IDs |
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295 const std::string& seriesId = response["ID"].asString(); |
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296 instancesIdsPerSeriesId_[seriesId] = std::vector<std::string>(); |
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297 for (size_t i = 0; i < response["Instances"].size(); i++) |
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298 { |
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299 const std::string& instanceId = response["Instances"][static_cast<int>(i)].asString(); |
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300 instancesIdsPerSeriesId_[seriesId].push_back(instanceId); |
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301 } |
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302 |
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303 // load the first instance in the thumbnail |
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304 LoadThumbnailForSeries(seriesId, instancesIdsPerSeriesId_[seriesId][0]); |
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305 |
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306 // if this is the first thumbnail loaded, load the first instance in the mainWidget |
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307 if (mainWidget_->GetLayerCount() == 0) |
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308 { |
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309 mainWidget_->AddLayer(smartLoader_->GetFrame(instancesIdsPerSeriesId_[seriesId][0], 0)); |
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310 } |
| 270 | 311 } |
| 312 } | |
| 313 | |
| 314 void LoadThumbnailForSeries(const std::string& seriesId, const std::string& instanceId) | |
| 315 { | |
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316 LOG(INFO) << "Loading thumbnail for series " << seriesId; |
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317 LayerWidget* thumbnailWidget = new LayerWidget(broker_, "thumbnail-series-" + seriesId); |
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318 thumbnails_.push_back(thumbnailWidget); |
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319 thumbnailsLayout_->AddWidget(thumbnailWidget); |
| 270 | 320 thumbnailWidget->RegisterObserver(*this); |
| 321 thumbnailWidget->AddLayer(smartLoader_->GetFrame(instanceId, 0)); | |
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322 thumbnailWidget->SetInteractor(*thumbnailInteractor_); |
| 270 | 323 } |
| 235 | 324 |
| 270 | 325 void SelectStudy(const std::string& studyId) |
| 326 { | |
| 327 orthancApiClient_->ScheduleGetStudy(*this, studyId); | |
| 328 } | |
| 329 | |
| 330 virtual void HandleMessage(IObservable& from, const IMessage& message) { | |
| 331 switch (message.GetType()) { | |
| 332 case MessageType_Widget_GeometryChanged: | |
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333 LOG(INFO) << "Widget geometry ready: " << dynamic_cast<LayerWidget&>(from).GetName(); |
| 270 | 334 dynamic_cast<LayerWidget&>(from).SetDefaultView(); |
| 335 break; | |
| 336 case MessageType_OrthancApi_GetStudyIds_Ready: | |
| 337 OnStudyListReceived(dynamic_cast<const OrthancApiClient::GetJsonResponseReadyMessage&>(message).response_); | |
| 338 break; | |
| 339 case MessageType_OrthancApi_GetSeries_Ready: | |
| 340 OnSeriesReceived(dynamic_cast<const OrthancApiClient::GetJsonResponseReadyMessage&>(message).response_); | |
| 341 break; | |
| 342 case MessageType_OrthancApi_GetStudy_Ready: | |
| 343 OnStudyReceived(dynamic_cast<const OrthancApiClient::GetJsonResponseReadyMessage&>(message).response_); | |
| 344 break; | |
| 345 default: | |
| 346 VLOG("unhandled message type" << message.GetType()); | |
| 347 } | |
| 242 | 348 } |
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349 |
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350 #if ORTHANC_ENABLE_WASM==1 |
| 242 | 351 virtual void InitializeWasm() { |
| 352 | |
| 353 AttachWidgetToWasmViewport("canvas", thumbnailsLayout_); | |
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354 AttachWidgetToWasmViewport("canvas2", mainWidget_); |
| 242 | 355 } |
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356 #endif |
| 249 | 357 |
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358 void SelectSeriesInMainViewport(const std::string& seriesId) |
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359 { |
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360 mainWidget_->ReplaceLayer(0, smartLoader_->GetFrame(instancesIdsPerSeriesId_[seriesId][0], 0)); |
| 249 | 361 } |
| 235 | 362 }; |
| 249 | 363 |
| 364 | |
| 235 | 365 } |
| 366 } |