Mercurial > hg > orthanc-stone
comparison Applications/Samples/Sdl/SingleFrameViewer/SdlSimpleViewerApplication.h @ 1538:d1806b4e4839
moving OrthancStone/Samples/ as Applications/Samples/
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 11 Aug 2020 13:24:38 +0200 |
parents | OrthancStone/Samples/Sdl/SingleFrameViewer/SdlSimpleViewerApplication.h@244ad1e4e76a |
children | 6e0da8370270 |
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1537:de8cf5859e84 | 1538:d1806b4e4839 |
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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 | |
22 #pragma once | |
23 | |
24 #include "../../../Sources/Viewport/IViewport.h" | |
25 #include "../../../Sources/Loaders/DicomResourcesLoader.h" | |
26 #include "../../../Sources/Loaders/ILoadersContext.h" | |
27 #include "../../../Sources/Loaders/SeriesFramesLoader.h" | |
28 #include "../../../Sources/Loaders/SeriesThumbnailsLoader.h" | |
29 | |
30 #include <Compatibility.h> // For std::unique_ptr<> | |
31 | |
32 #include <boost/make_shared.hpp> | |
33 | |
34 | |
35 using OrthancStone::ILoadersContext; | |
36 using OrthancStone::ObserverBase; | |
37 using OrthancStone::IViewport; | |
38 using OrthancStone::DicomResourcesLoader; | |
39 using OrthancStone::SeriesFramesLoader; | |
40 using OrthancStone::TextureBaseSceneLayer; | |
41 using OrthancStone::DicomSource; | |
42 using OrthancStone::SeriesThumbnailsLoader; | |
43 using OrthancStone::LoadedDicomResources; | |
44 using OrthancStone::SeriesThumbnailType; | |
45 using OrthancStone::OracleScheduler; | |
46 using OrthancStone::OrthancRestApiCommand; | |
47 using OrthancStone::OracleScheduler; | |
48 using OrthancStone::OracleScheduler; | |
49 using OrthancStone::OracleScheduler; | |
50 | |
51 | |
52 class SdlSimpleViewerApplication : public ObserverBase<SdlSimpleViewerApplication> | |
53 { | |
54 | |
55 public: | |
56 static boost::shared_ptr<SdlSimpleViewerApplication> Create(ILoadersContext& context, boost::shared_ptr<IViewport> viewport) | |
57 { | |
58 boost::shared_ptr<SdlSimpleViewerApplication> application(new SdlSimpleViewerApplication(context, viewport)); | |
59 | |
60 { | |
61 std::unique_ptr<ILoadersContext::ILock> lock(context.Lock()); | |
62 application->dicomLoader_ = DicomResourcesLoader::Create(*lock); | |
63 } | |
64 | |
65 application->Register<DicomResourcesLoader::SuccessMessage>(*application->dicomLoader_, &SdlSimpleViewerApplication::Handle); | |
66 | |
67 return application; | |
68 } | |
69 | |
70 void LoadOrthancFrame(const DicomSource& source, const std::string& instanceId, unsigned int frame) | |
71 { | |
72 std::unique_ptr<ILoadersContext::ILock> lock(context_.Lock()); | |
73 | |
74 dicomLoader_->ScheduleLoadOrthancResource(boost::make_shared<LoadedDicomResources>(Orthanc::DICOM_TAG_SOP_INSTANCE_UID), | |
75 0, source, Orthanc::ResourceType_Instance, instanceId, | |
76 new Orthanc::SingleValueObject<unsigned int>(frame)); | |
77 } | |
78 | |
79 #if 0 | |
80 void LoadDicomWebFrame(const DicomSource& source, | |
81 const std::string& studyInstanceUid, | |
82 const std::string& seriesInstanceUid, | |
83 const std::string& sopInstanceUid, | |
84 unsigned int frame) | |
85 { | |
86 std::unique_ptr<ILoadersContext::ILock> lock(context_.Lock()); | |
87 | |
88 // We first must load the "/metadata" to know the number of frames | |
89 dicomLoader_->ScheduleGetDicomWeb( | |
90 boost::make_shared<LoadedDicomResources>(Orthanc::DICOM_TAG_SOP_INSTANCE_UID), 0, source, | |
91 "/studies/" + studyInstanceUid + "/series/" + seriesInstanceUid + "/instances/" + sopInstanceUid + "/metadata", | |
92 new Orthanc::SingleValueObject<unsigned int>(frame)); | |
93 } | |
94 #endif | |
95 | |
96 void FitContent() | |
97 { | |
98 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock()); | |
99 lock->GetCompositor().FitContent(lock->GetController().GetScene()); | |
100 lock->Invalidate(); | |
101 } | |
102 | |
103 private: | |
104 ILoadersContext& context_; | |
105 boost::shared_ptr<IViewport> viewport_; | |
106 boost::shared_ptr<DicomResourcesLoader> dicomLoader_; | |
107 boost::shared_ptr<SeriesFramesLoader> framesLoader_; | |
108 | |
109 SdlSimpleViewerApplication(ILoadersContext& context, | |
110 boost::shared_ptr<IViewport> viewport) : | |
111 context_(context), | |
112 viewport_(viewport) | |
113 { | |
114 } | |
115 | |
116 void Handle(const SeriesFramesLoader::FrameLoadedMessage& message) | |
117 { | |
118 LOG(INFO) << "Frame decoded! " | |
119 << message.GetImage().GetWidth() << "x" << message.GetImage().GetHeight() | |
120 << " " << Orthanc::EnumerationToString(message.GetImage().GetFormat()); | |
121 | |
122 std::unique_ptr<TextureBaseSceneLayer> layer( | |
123 message.GetInstanceParameters().CreateTexture(message.GetImage())); | |
124 layer->SetLinearInterpolation(true); | |
125 | |
126 { | |
127 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock()); | |
128 lock->GetController().GetScene().SetLayer(0, layer.release()); | |
129 lock->GetCompositor().FitContent(lock->GetController().GetScene()); | |
130 lock->Invalidate(); | |
131 } | |
132 } | |
133 | |
134 void Handle(const DicomResourcesLoader::SuccessMessage& message) | |
135 { | |
136 if (message.GetResources()->GetSize() != 1) | |
137 { | |
138 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
139 } | |
140 | |
141 //message.GetResources()->GetResource(0).Print(stdout); | |
142 | |
143 { | |
144 std::unique_ptr<ILoadersContext::ILock> lock(context_.Lock()); | |
145 SeriesFramesLoader::Factory f(*message.GetResources()); | |
146 | |
147 framesLoader_ = boost::dynamic_pointer_cast<SeriesFramesLoader>( | |
148 f.Create(*lock)); | |
149 | |
150 Register<SeriesFramesLoader::FrameLoadedMessage>( | |
151 *framesLoader_, &SdlSimpleViewerApplication::Handle); | |
152 | |
153 assert(message.HasUserPayload()); | |
154 | |
155 const Orthanc::SingleValueObject<unsigned int>& payload = | |
156 dynamic_cast<const Orthanc::SingleValueObject<unsigned int>&>( | |
157 message.GetUserPayload()); | |
158 | |
159 LOG(INFO) << "Loading pixel data of frame: " << payload.GetValue(); | |
160 framesLoader_->ScheduleLoadFrame( | |
161 0, message.GetDicomSource(), payload.GetValue(), | |
162 message.GetDicomSource().GetQualityCount() - 1 /* download best quality available */, | |
163 NULL); | |
164 } | |
165 } | |
166 | |
167 }; | |
168 |