Mercurial > hg > orthanc-stone
comparison Samples/Deprecated/Sdl/FusionMprSdl.h @ 1348:eac254fb6791 broker
Moved Application/Samples/* to Application/Samples/Deprecated/* (remaining) + moved Samples/* to Samples/Deprecated/*
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Tue, 07 Apr 2020 14:31:28 +0200 |
parents | Samples/Sdl/FusionMprSdl.h@2d8ab34c8c91 |
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1347:bfd77672d825 | 1348:eac254fb6791 |
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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) 2017-2020 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 "../../Framework/Viewport/SdlViewport.h" | |
22 | |
23 #include "../../Framework/Messages/IObserver.h" | |
24 #include "../../Framework/Messages/IMessageEmitter.h" | |
25 #include "../../Framework/Oracle/OracleCommandExceptionMessage.h" | |
26 #include "../../Framework/Scene2DViewport/ViewportController.h" | |
27 #include "../../Framework/Volumes/DicomVolumeImage.h" | |
28 #include "../../Framework/Oracle/ThreadedOracle.h" | |
29 | |
30 #include <boost/enable_shared_from_this.hpp> | |
31 #include <boost/thread.hpp> | |
32 #include <boost/noncopyable.hpp> | |
33 | |
34 #include <SDL.h> | |
35 | |
36 namespace OrthancStone | |
37 { | |
38 class OpenGLCompositor; | |
39 class IVolumeSlicer; | |
40 class ILayerStyleConfigurator; | |
41 class DicomStructureSetLoader; | |
42 class IOracle; | |
43 class ThreadedOracle; | |
44 class VolumeSceneLayerSource; | |
45 class NativeFusionMprApplicationContext; | |
46 class SdlOpenGLViewport; | |
47 | |
48 enum FusionMprGuiTool | |
49 { | |
50 FusionMprGuiTool_Rotate = 0, | |
51 FusionMprGuiTool_Pan, | |
52 FusionMprGuiTool_Zoom, | |
53 FusionMprGuiTool_LineMeasure, | |
54 FusionMprGuiTool_CircleMeasure, | |
55 FusionMprGuiTool_AngleMeasure, | |
56 FusionMprGuiTool_EllipseMeasure, | |
57 FusionMprGuiTool_LAST | |
58 }; | |
59 | |
60 const char* MeasureToolToString(size_t i); | |
61 | |
62 static const unsigned int FONT_SIZE_0 = 32; | |
63 static const unsigned int FONT_SIZE_1 = 24; | |
64 | |
65 class Scene2D; | |
66 class UndoStack; | |
67 | |
68 /** | |
69 This application subclasses IMessageEmitter to use a mutex before forwarding Oracle messages (that | |
70 can be sent from multiple threads) | |
71 */ | |
72 class FusionMprSdlApp : public IObserver | |
73 , public boost::enable_shared_from_this<FusionMprSdlApp> | |
74 , public IMessageEmitter | |
75 { | |
76 public: | |
77 // 12 because. | |
78 FusionMprSdlApp(MessageBroker& broker); | |
79 | |
80 void PrepareScene(); | |
81 void Run(); | |
82 void SetInfoDisplayMessage(std::string key, std::string value); | |
83 void DisableTracker(); | |
84 | |
85 Scene2D& GetScene(); | |
86 const Scene2D& GetScene() const; | |
87 | |
88 void HandleApplicationEvent(const SDL_Event& event); | |
89 | |
90 /** | |
91 This method is called when the scene transform changes. It allows to | |
92 recompute the visual elements whose content depend upon the scene transform | |
93 */ | |
94 void OnSceneTransformChanged( | |
95 const ViewportController::SceneTransformChanged& message); | |
96 | |
97 | |
98 virtual void EmitMessage(const IObserver& observer, | |
99 const IMessage& message) ORTHANC_OVERRIDE | |
100 { | |
101 try | |
102 { | |
103 boost::unique_lock<boost::shared_mutex> lock(mutex_); | |
104 oracleObservable_.EmitMessage(observer, message); | |
105 } | |
106 catch (Orthanc::OrthancException& e) | |
107 { | |
108 LOG(ERROR) << "Exception while emitting a message: " << e.What(); | |
109 throw; | |
110 } | |
111 } | |
112 | |
113 private: | |
114 #if 1 | |
115 // if threaded (not wasm) | |
116 MessageBroker& broker_; | |
117 IObservable oracleObservable_; | |
118 ThreadedOracle oracle_; | |
119 boost::shared_mutex mutex_; // to serialize messages from the ThreadedOracle | |
120 #endif | |
121 | |
122 void SelectNextTool(); | |
123 | |
124 /** | |
125 This returns a random point in the canvas part of the scene, but in | |
126 scene coordinates | |
127 */ | |
128 ScenePoint2D GetRandomPointInScene() const; | |
129 | |
130 boost::shared_ptr<IFlexiblePointerTracker> TrackerHitTest(const PointerEvent& e); | |
131 | |
132 boost::shared_ptr<IFlexiblePointerTracker> CreateSuitableTracker( | |
133 const SDL_Event& event, | |
134 const PointerEvent& e); | |
135 | |
136 void TakeScreenshot( | |
137 const std::string& target, | |
138 unsigned int canvasWidth, | |
139 unsigned int canvasHeight); | |
140 | |
141 /** | |
142 This adds the command at the top of the undo stack | |
143 */ | |
144 void Commit(boost::shared_ptr<TrackerCommand> cmd); | |
145 void Undo(); | |
146 void Redo(); | |
147 | |
148 | |
149 // TODO private | |
150 void Handle(const DicomVolumeImage::GeometryReadyMessage& message); | |
151 void Handle(const OracleCommandExceptionMessage& message); | |
152 | |
153 void SetVolume1( | |
154 int depth, | |
155 const boost::shared_ptr<IVolumeSlicer>& volume, | |
156 ILayerStyleConfigurator* style); | |
157 | |
158 void SetVolume2( | |
159 int depth, | |
160 const boost::shared_ptr<IVolumeSlicer>& volume, | |
161 ILayerStyleConfigurator* style); | |
162 | |
163 void SetStructureSet( | |
164 int depth, | |
165 const boost::shared_ptr<DicomStructureSetLoader>& volume); | |
166 | |
167 | |
168 | |
169 private: | |
170 void DisplayFloatingCtrlInfoText(const PointerEvent& e); | |
171 void DisplayInfoText(); | |
172 void HideInfoText(); | |
173 | |
174 private: | |
175 CoordinateSystem3D plane_; | |
176 | |
177 boost::shared_ptr<VolumeSceneLayerSource> source1_, source2_, source3_; | |
178 | |
179 /** | |
180 WARNING: the measuring tools do store a reference to the scene, and it | |
181 paramount that the scene gets destroyed AFTER the measurement tools. | |
182 */ | |
183 boost::shared_ptr<ViewportController> controller_; | |
184 | |
185 std::map<std::string, std::string> infoTextMap_; | |
186 boost::shared_ptr<IFlexiblePointerTracker> activeTracker_; | |
187 | |
188 //static const int LAYER_POSITION = 150; | |
189 | |
190 int TEXTURE_2x2_1_ZINDEX; | |
191 int TEXTURE_1x1_ZINDEX; | |
192 int TEXTURE_2x2_2_ZINDEX; | |
193 int LINESET_1_ZINDEX; | |
194 int LINESET_2_ZINDEX; | |
195 int FLOATING_INFOTEXT_LAYER_ZINDEX; | |
196 int FIXED_INFOTEXT_LAYER_ZINDEX; | |
197 | |
198 FusionMprGuiTool currentTool_; | |
199 boost::shared_ptr<UndoStack> undoStack_; | |
200 SdlOpenGLViewport viewport_; | |
201 }; | |
202 | |
203 } | |
204 | |
205 | |
206 |