Mercurial > hg > orthanc-stone
annotate Samples/Sdl/TrackerSampleApp.h @ 1031:7b89e88bb66e toa2019100701
Merge
| author | Benjamin Golinvaux <bgo@osimis.io> |
|---|---|
| date | Mon, 07 Oct 2019 14:09:29 +0200 |
| parents | eaaa9b574e05 |
| children | 2d8ab34c8c91 |
| rev | line source |
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| 644 | 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 | |
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21 |
| 737 | 22 #include "../../Framework/Messages/IObserver.h" |
| 23 #include "../../Framework/Scene2D/OpenGLCompositor.h" | |
| 24 #include "../../Framework/Scene2DViewport/IFlexiblePointerTracker.h" | |
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25 #include "../../Framework/Scene2DViewport/MeasureTool.h" |
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26 #include "../../Framework/Scene2DViewport/PredeclaredTypes.h" |
| 737 | 27 #include "../../Framework/Scene2DViewport/ViewportController.h" |
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28 #include "../../Framework/Viewport/SdlViewport.h" |
| 644 | 29 |
| 30 #include <SDL.h> | |
| 31 | |
| 32 #include <boost/make_shared.hpp> | |
| 33 #include <boost/shared_ptr.hpp> | |
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34 #include <boost/enable_shared_from_this.hpp> |
| 644 | 35 |
| 36 namespace OrthancStone | |
| 37 { | |
| 38 enum GuiTool | |
| 39 { | |
| 40 GuiTool_Rotate = 0, | |
| 41 GuiTool_Pan, | |
| 42 GuiTool_Zoom, | |
| 43 GuiTool_LineMeasure, | |
| 44 GuiTool_CircleMeasure, | |
| 45 GuiTool_AngleMeasure, | |
| 46 GuiTool_EllipseMeasure, | |
| 47 GuiTool_LAST | |
| 48 }; | |
| 49 | |
| 50 const char* MeasureToolToString(size_t i); | |
| 51 | |
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52 static const unsigned int FONT_SIZE_0 = 32; |
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53 static const unsigned int FONT_SIZE_1 = 24; |
| 644 | 54 |
| 55 class Scene2D; | |
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56 class UndoStack; |
| 644 | 57 |
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58 class TrackerSampleApp : public IObserver |
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59 , public boost::enable_shared_from_this<TrackerSampleApp> |
| 644 | 60 { |
| 61 public: | |
| 62 // 12 because. | |
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63 TrackerSampleApp(MessageBroker& broker); |
| 644 | 64 void PrepareScene(); |
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65 void Run(); |
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66 void SetInfoDisplayMessage(std::string key, std::string value); |
| 644 | 67 void DisableTracker(); |
| 68 | |
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69 void HandleApplicationEvent(const SDL_Event& event); |
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70 |
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71 /** |
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72 This method is called when the scene transform changes. It allows to |
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73 recompute the visual elements whose content depend upon the scene transform |
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74 */ |
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75 void OnSceneTransformChanged( |
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76 const ViewportController::SceneTransformChanged& message); |
| 644 | 77 |
| 78 private: | |
| 79 void SelectNextTool(); | |
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80 void CreateRandomMeasureTool(); |
| 644 | 81 |
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82 |
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83 /** |
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84 In the case of this app, the viewport is an SDL viewport and it has |
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85 a OpenGLCompositor& GetCompositor() method |
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86 */ |
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87 ICompositor& GetCompositor(); |
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88 |
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89 /** |
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90 See the other overload |
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91 */ |
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92 const ICompositor& GetCompositor() const; |
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93 |
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94 /** |
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95 This returns a random point in the canvas part of the scene, but in |
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96 scene coordinates |
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97 */ |
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98 ScenePoint2D GetRandomPointInScene() const; |
| 644 | 99 |
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100 boost::shared_ptr<IFlexiblePointerTracker> TrackerHitTest(const PointerEvent& e); |
| 644 | 101 |
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102 boost::shared_ptr<IFlexiblePointerTracker> CreateSuitableTracker( |
| 644 | 103 const SDL_Event& event, |
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104 const PointerEvent& e); |
| 644 | 105 |
| 106 void TakeScreenshot( | |
| 107 const std::string& target, | |
| 108 unsigned int canvasWidth, | |
| 109 unsigned int canvasHeight); | |
| 110 | |
| 111 /** | |
| 112 This adds the command at the top of the undo stack | |
| 113 */ | |
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114 void Commit(boost::shared_ptr<TrackerCommand> cmd); |
| 644 | 115 void Undo(); |
| 116 void Redo(); | |
| 117 | |
| 118 private: | |
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119 void DisplayFloatingCtrlInfoText(const PointerEvent& e); |
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120 void DisplayInfoText(); |
| 644 | 121 void HideInfoText(); |
| 122 | |
| 123 private: | |
| 124 /** | |
| 125 WARNING: the measuring tools do store a reference to the scene, and it | |
| 126 paramount that the scene gets destroyed AFTER the measurement tools. | |
| 127 */ | |
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128 boost::shared_ptr<ViewportController> controller_; |
| 644 | 129 |
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130 std::map<std::string, std::string> infoTextMap_; |
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131 boost::shared_ptr<IFlexiblePointerTracker> activeTracker_; |
| 644 | 132 |
| 133 //static const int LAYER_POSITION = 150; | |
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134 |
| 644 | 135 int TEXTURE_2x2_1_ZINDEX; |
| 136 int TEXTURE_1x1_ZINDEX; | |
| 137 int TEXTURE_2x2_2_ZINDEX; | |
| 138 int LINESET_1_ZINDEX; | |
| 139 int LINESET_2_ZINDEX; | |
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140 int FLOATING_INFOTEXT_LAYER_ZINDEX; |
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141 int FIXED_INFOTEXT_LAYER_ZINDEX; |
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142 |
| 644 | 143 GuiTool currentTool_; |
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144 boost::shared_ptr<UndoStack> undoStack_; |
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145 SdlOpenGLViewport viewport_; |
| 644 | 146 }; |
| 147 | |
| 148 } |