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comparison Samples/Common/RtViewerView.h @ 1404:3e644f6fadd4

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Three-viewport is now OK in SDL and Wasm
author Benjamin Golinvaux <bgo@osimis.io>
date Wed, 29 Apr 2020 22:06:24 +0200
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children 5d7ee14dc1eb
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1395:62dc0d737e7b 1404:3e644f6fadd4
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/IViewport.h>
22
23 #include <Framework/Loaders/DicomStructureSetLoader.h>
24 #include <Framework/Loaders/OrthancMultiframeVolumeLoader.h>
25 #include <Framework/Loaders/OrthancSeriesVolumeProgressiveLoader.h>
26 #include <Framework/Loaders/ILoadersContext.h>
27 #include <Framework/Messages/IMessageEmitter.h>
28 #include <Framework/Messages/IObserver.h>
29 #include <Framework/Messages/ObserverBase.h>
30 #include <Framework/Oracle/OracleCommandExceptionMessage.h>
31 #include <Framework/Scene2DViewport/ViewportController.h>
32
33 #include <Framework/Volumes/DicomVolumeImage.h>
34 #include <Framework/Volumes/VolumeSceneLayerSource.h>
35
36 #include <boost/enable_shared_from_this.hpp>
37 #include <boost/thread.hpp>
38 #include <boost/noncopyable.hpp>
39
40 namespace OrthancStone
41 {
42 class RtViewerApp;
43
44 class RtViewerView : public ObserverBase<RtViewerView>
45 {
46 public:
47 RtViewerView(boost::weak_ptr<RtViewerApp> app,
48 const std::string& canvasId,
49 VolumeProjection projection)
50 : app_(app)
51 , currentPlane_(0)
52 , projection_(projection)
53 {
54 viewport_ = CreateViewport(canvasId);
55 FLOATING_INFOTEXT_LAYER_ZINDEX = 6;
56 FIXED_INFOTEXT_LAYER_ZINDEX = 7;
57 }
58
59 /**
60 This method is called when the scene transform changes. It allows to
61 recompute the visual elements whose content depend upon the scene transform
62 */
63 void OnSceneTransformChanged(
64 const ViewportController::SceneTransformChanged& message);
65
66 /**
67 This method will ask the VolumeSceneLayerSource, that are responsible to
68 generated 2D content based on a volume and a cutting plane, to regenerate
69 it. This is required if the volume itself changes (during loading) or if
70 the cutting plane is changed
71 */
72 void UpdateLayers();
73
74 void Refresh();
75
76 void TakeScreenshot(
77 const std::string& target,
78 unsigned int canvasWidth,
79 unsigned int canvasHeight);
80
81 void Invalidate();
82 void FitContent();
83 void RetrieveGeometry();
84 void PrepareViewport();
85 void RegisterMessages();
86
87 #if ORTHANC_ENABLE_SDL == 1
88 void EnableGLDebugOutput();
89 #endif
90
91 void CreateLayers(boost::shared_ptr<OrthancSeriesVolumeProgressiveLoader> ctLoader,
92 boost::shared_ptr<OrthancMultiframeVolumeLoader> doseLoader,
93 boost::shared_ptr<DicomVolumeImage> doseVolume,
94 boost::shared_ptr<DicomStructureSetLoader> rtstructLoader);
95
96 boost::shared_ptr<IViewport> GetViewport()
97 {
98 return viewport_;
99 }
100
101 private:
102 void SetInfoDisplayMessage(std::string key, std::string value);
103 boost::shared_ptr<RtViewerApp> GetApp();
104 static boost::shared_ptr<IViewport> CreateViewport(const std::string& canvasId);
105 void DisplayInfoText();
106 void HideInfoText();
107 void DisplayFloatingCtrlInfoText(const PointerEvent& e);
108
109 void SetCtVolumeSlicer(const boost::shared_ptr<IVolumeSlicer>& volume,
110 ILayerStyleConfigurator* style);
111
112 void SetDoseVolumeSlicer(const boost::shared_ptr<IVolumeSlicer>& volume,
113 ILayerStyleConfigurator* style);
114
115 void SetStructureSet(const boost::shared_ptr<DicomStructureSetLoader>& volume);
116
117 private:
118 boost::weak_ptr<RtViewerApp> app_;
119 boost::shared_ptr<VolumeSceneLayerSource> ctVolumeLayerSource_, doseVolumeLayerSource_, structLayerSource_;
120
121 // collection of cutting planes for this particular view
122 std::vector<OrthancStone::CoordinateSystem3D> planes_;
123 size_t currentPlane_;
124
125 VolumeProjection projection_;
126
127 std::map<std::string, std::string> infoTextMap_;
128
129 int FLOATING_INFOTEXT_LAYER_ZINDEX;
130 int FIXED_INFOTEXT_LAYER_ZINDEX;
131 boost::shared_ptr<IViewport> viewport_;
132 };
133 }