Mercurial > hg > orthanc-stone
annotate Applications/Samples/SingleFrameApplication.h @ 369:557c8ff1db5c am-2
integration mainline->am-2
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 05 Nov 2018 10:03:14 +0100 |
parents | 885f0a5eaa49 |
children | 70256a53ff21 |
rev | line source |
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0 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
0 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
47 | 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. | |
0 | 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 | |
47 | 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 | |
0 | 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 | |
79 | 26 #include "../../Framework/Layers/OrthancFrameLayerSource.h" |
27 #include "../../Framework/Widgets/LayerWidget.h" | |
116 | 28 |
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29 #include <Core/Logging.h> |
0 | 30 |
31 namespace OrthancStone | |
32 { | |
33 namespace Samples | |
34 { | |
66 | 35 class SingleFrameApplication : |
326 | 36 public SampleSingleCanvasApplicationBase, |
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37 public IObserver |
0 | 38 { |
66 | 39 private: |
85 | 40 class Interactor : public IWorldSceneInteractor |
41 { | |
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42 private: |
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43 SingleFrameApplication& application_; |
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44 |
85 | 45 public: |
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46 Interactor(SingleFrameApplication& application) : |
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47 application_(application) |
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48 { |
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49 } |
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50 |
85 | 51 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
52 const ViewportGeometry& view, | |
53 MouseButton button, | |
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54 KeyboardModifiers modifiers, |
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55 int viewportX, |
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56 int viewportY, |
85 | 57 double x, |
58 double y, | |
59 IStatusBar* statusBar) | |
60 { | |
61 return NULL; | |
62 } | |
63 | |
64 virtual void MouseOver(CairoContext& context, | |
65 WorldSceneWidget& widget, | |
66 const ViewportGeometry& view, | |
67 double x, | |
68 double y, | |
69 IStatusBar* statusBar) | |
70 { | |
71 if (statusBar != NULL) | |
72 { | |
73 Vector p = dynamic_cast<LayerWidget&>(widget).GetSlice().MapSliceToWorldCoordinates(x, y); | |
74 | |
75 char buf[64]; | |
76 sprintf(buf, "X = %.02f Y = %.02f Z = %.02f (in cm)", | |
77 p[0] / 10.0, p[1] / 10.0, p[2] / 10.0); | |
78 statusBar->SetMessage(buf); | |
79 } | |
80 } | |
81 | |
82 virtual void MouseWheel(WorldSceneWidget& widget, | |
83 MouseWheelDirection direction, | |
84 KeyboardModifiers modifiers, | |
85 IStatusBar* statusBar) | |
86 { | |
102 | 87 int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
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88 |
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89 switch (direction) |
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90 { |
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91 case MouseWheelDirection_Up: |
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92 application_.OffsetSlice(-scale); |
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93 break; |
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94 |
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95 case MouseWheelDirection_Down: |
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96 application_.OffsetSlice(scale); |
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97 break; |
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98 |
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99 default: |
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100 break; |
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101 } |
85 | 102 } |
103 | |
104 virtual void KeyPressed(WorldSceneWidget& widget, | |
327 | 105 KeyboardKeys key, |
106 char keyChar, | |
85 | 107 KeyboardModifiers modifiers, |
108 IStatusBar* statusBar) | |
109 { | |
327 | 110 switch (keyChar) |
85 | 111 { |
112 case 's': | |
330 | 113 widget.FitContent(); |
85 | 114 break; |
115 | |
116 default: | |
117 break; | |
118 } | |
119 } | |
120 }; | |
121 | |
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122 |
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123 void OffsetSlice(int offset) |
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124 { |
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125 if (source_ != NULL) |
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126 { |
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127 int slice = static_cast<int>(slice_) + offset; |
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128 |
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129 if (slice < 0) |
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130 { |
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131 slice = 0; |
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132 } |
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133 |
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134 if (slice >= static_cast<int>(source_->GetSliceCount())) |
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135 { |
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136 slice = source_->GetSliceCount() - 1; |
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137 } |
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138 |
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139 if (slice != static_cast<int>(slice_)) |
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140 { |
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141 SetSlice(slice); |
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142 } |
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143 } |
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144 } |
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145 |
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146 |
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147 LayerWidget& GetMainWidget() |
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148 { |
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149 return *dynamic_cast<LayerWidget*>(mainWidget_); |
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150 } |
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151 |
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152 |
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153 void SetSlice(size_t index) |
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154 { |
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155 if (source_ != NULL && |
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156 index < source_->GetSliceCount()) |
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157 { |
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158 slice_ = index; |
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159 |
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160 #if 1 |
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161 GetMainWidget().SetSlice(source_->GetSlice(slice_).GetGeometry()); |
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162 #else |
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163 // TEST for scene extents - Rotate the axes |
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164 double a = 15.0 / 180.0 * M_PI; |
101
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165 |
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166 #if 1 |
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167 Vector x; GeometryToolbox::AssignVector(x, cos(a), sin(a), 0); |
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168 Vector y; GeometryToolbox::AssignVector(y, -sin(a), cos(a), 0); |
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169 #else |
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170 // Flip the normal |
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171 Vector x; GeometryToolbox::AssignVector(x, cos(a), sin(a), 0); |
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172 Vector y; GeometryToolbox::AssignVector(y, sin(a), -cos(a), 0); |
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173 #endif |
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174 |
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175 SliceGeometry s(source_->GetSlice(slice_).GetGeometry().GetOrigin(), x, y); |
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176 widget_->SetSlice(s); |
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177 #endif |
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178 } |
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179 } |
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180 |
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181 |
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182 void OnMainWidgetGeometryReady(const ILayerSource::GeometryReadyMessage& message) |
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183 { |
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184 // Once the geometry of the series is downloaded from Orthanc, |
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185 // display its middle slice, and adapt the viewport to fit this |
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186 // slice |
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187 if (source_ == &message.origin_) |
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188 { |
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189 SetSlice(source_->GetSliceCount() / 2); |
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190 } |
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191 |
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192 GetMainWidget().FitContent(); |
66 | 193 } |
194 | |
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195 std::auto_ptr<Interactor> mainWidgetInteractor_; |
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196 std::auto_ptr<OrthancApiClient> orthancApiClient_; |
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197 const OrthancFrameLayerSource* source_; |
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198 unsigned int slice_; |
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199 |
0 | 200 public: |
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201 SingleFrameApplication(MessageBroker& broker) : |
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202 IObserver(broker), |
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203 source_(NULL), |
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204 slice_(0) |
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205 { |
66 | 206 } |
207 | |
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208 virtual void DeclareStartupOptions(boost::program_options::options_description& options) |
0 | 209 { |
210 boost::program_options::options_description generic("Sample options"); | |
211 generic.add_options() | |
212 ("instance", boost::program_options::value<std::string>(), | |
213 "Orthanc ID of the instance") | |
214 ("frame", boost::program_options::value<unsigned int>()->default_value(0), | |
215 "Number of the frame, for multi-frame DICOM instances") | |
216 ("smooth", boost::program_options::value<bool>()->default_value(true), | |
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217 "Enable bilinear interpolation to smooth the image") |
0 | 218 ; |
219 | |
220 options.add(generic); | |
221 } | |
222 | |
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223 virtual void Initialize(StoneApplicationContext* context, |
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224 IStatusBar& statusBar, |
0 | 225 const boost::program_options::variables_map& parameters) |
226 { | |
227 using namespace OrthancStone; | |
228 | |
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229 context_ = context; |
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230 |
85 | 231 statusBar.SetMessage("Use the key \"s\" to reinitialize the layout"); |
232 | |
0 | 233 if (parameters.count("instance") != 1) |
234 { | |
235 LOG(ERROR) << "The instance ID is missing"; | |
236 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
237 } | |
238 | |
239 std::string instance = parameters["instance"].as<std::string>(); | |
240 int frame = parameters["frame"].as<unsigned int>(); | |
241 | |
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242 orthancApiClient_.reset(new OrthancApiClient(IObserver::broker_, context_->GetWebService())); |
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243 mainWidget_ = new LayerWidget(broker_, "main-widget"); |
0 | 244 |
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245 std::auto_ptr<OrthancFrameLayerSource> layer(new OrthancFrameLayerSource(broker_, *orthancApiClient_)); |
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246 source_ = layer.get(); |
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247 layer->LoadFrame(instance, frame); |
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248 layer->RegisterObserverCallback(new Callable<SingleFrameApplication, ILayerSource::GeometryReadyMessage>(*this, &SingleFrameApplication::OnMainWidgetGeometryReady)); |
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249 GetMainWidget().AddLayer(layer.release()); |
66 | 250 |
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251 RenderStyle s; |
0 | 252 |
253 if (parameters["smooth"].as<bool>()) | |
254 { | |
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255 s.interpolation_ = ImageInterpolation_Bilinear; |
66 | 256 } |
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257 |
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258 GetMainWidget().SetLayerStyle(0, s); |
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259 GetMainWidget().SetTransmitMouseOver(true); |
66 | 260 |
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261 mainWidgetInteractor_.reset(new Interactor(*this)); |
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262 GetMainWidget().SetInteractor(*mainWidgetInteractor_); |
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263 } |
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264 }; |
85 | 265 |
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266 |
0 | 267 } |
268 } |