Mercurial > hg > orthanc-stone

annotate Applications/Samples/SimpleViewerApplicationSingleFile.h @ 326:612238b3f3e8 am-2

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all 4 samples now working in Qt, SDL and wasm
author am@osimis.io
date Tue, 16 Oct 2018 12:57:38 +0200
parents daa04d15192c
children 8716176ff7f0
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #include "SampleApplicationBase.h"
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25
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26 #include "../../Framework/Layers/OrthancFrameLayerSource.h"
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27 #include "../../Framework/Layers/CircleMeasureTracker.h"
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28 #include "../../Framework/Layers/LineMeasureTracker.h"
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29 #include "../../Framework/Widgets/LayerWidget.h"
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30 #include "../../Framework/Widgets/LayoutWidget.h"
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31 #include "../../Framework/Messages/IObserver.h"
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32 #include "../../Framework/SmartLoader.h"
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33
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34 #if ORTHANC_ENABLE_WASM==1
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35 #include "../../Platforms/Wasm/WasmPlatformApplicationAdapter.h"
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36 #include "../../Platforms/Wasm/Defaults.h"
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37 #endif
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38
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39 #include <Core/Logging.h>
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40
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41 namespace OrthancStone
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42 {
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43 namespace Samples
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44 {
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45 class SimpleViewerApplication :
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46 public SampleSingleCanvasWithButtonsApplicationBase,
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47 public IObserver
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48 {
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49 private:
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50 class ThumbnailInteractor : public IWorldSceneInteractor
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51 {
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52 private:
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53 SimpleViewerApplication& application_;
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54 public:
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55 ThumbnailInteractor(SimpleViewerApplication& application) :
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56 application_(application)
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57 {
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58 }
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59
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60 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget,
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61 const ViewportGeometry& view,
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62 MouseButton button,
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63 KeyboardModifiers modifiers,
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64 double x,
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65 double y,
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66 IStatusBar* statusBar)
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67 {
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68 if (button == MouseButton_Left)
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69 {
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70 statusBar->SetMessage("selected thumbnail " + widget.GetName());
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71 std::string seriesId = widget.GetName().substr(strlen("thumbnail-series-"));
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72 application_.SelectSeriesInMainViewport(seriesId);
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73 }
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74 return NULL;
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75 }
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76 virtual void MouseOver(CairoContext& context,
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77 WorldSceneWidget& widget,
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78 const ViewportGeometry& view,
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79 double x,
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80 double y,
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81 IStatusBar* statusBar)
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82 {}
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83
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84 virtual void MouseWheel(WorldSceneWidget& widget,
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85 MouseWheelDirection direction,
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86 KeyboardModifiers modifiers,
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87 IStatusBar* statusBar)
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88 {}
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89
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90 virtual void KeyPressed(WorldSceneWidget& widget,
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91 char key,
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92 KeyboardModifiers modifiers,
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93 IStatusBar* statusBar)
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94 {}
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95
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96 };
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97
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98 class MainWidgetInteractor : public IWorldSceneInteractor
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99 {
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100 private:
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101 SimpleViewerApplication& application_;
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102
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103 public:
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104 MainWidgetInteractor(SimpleViewerApplication& application) :
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105 application_(application)
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106 {
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107 }
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108
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109 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget,
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110 const ViewportGeometry& view,
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111 MouseButton button,
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112 KeyboardModifiers modifiers,
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113 double x,
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114 double y,
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115 IStatusBar* statusBar)
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116 {
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117 if (button == MouseButton_Left)
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118 {
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119 if (application_.currentTool_ == Tools_LineMeasure)
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120 {
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121 return new LineMeasureTracker(statusBar, dynamic_cast<LayerWidget&>(widget).GetSlice(), x, y, 255, 0, 0, 10);
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122 }
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123 else if (application_.currentTool_ == Tools_CircleMeasure)
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124 {
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125 return new CircleMeasureTracker(statusBar, dynamic_cast<LayerWidget&>(widget).GetSlice(), x, y, 255, 0, 0, 10);
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126 }
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127 }
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128 return NULL;
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129 }
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130
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131 virtual void MouseOver(CairoContext& context,
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132 WorldSceneWidget& widget,
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133 const ViewportGeometry& view,
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134 double x,
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135 double y,
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136 IStatusBar* statusBar)
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137 {
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138 if (statusBar != NULL)
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139 {
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140 Vector p = dynamic_cast<LayerWidget&>(widget).GetSlice().MapSliceToWorldCoordinates(x, y);
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141
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142 char buf[64];
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143 sprintf(buf, "X = %.02f Y = %.02f Z = %.02f (in cm)",
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144 p[0] / 10.0, p[1] / 10.0, p[2] / 10.0);
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145 statusBar->SetMessage(buf);
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146 }
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147 }
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148
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149 virtual void MouseWheel(WorldSceneWidget& widget,
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150 MouseWheelDirection direction,
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151 KeyboardModifiers modifiers,
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152 IStatusBar* statusBar)
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153 {
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154 }
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155
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156 virtual void KeyPressed(WorldSceneWidget& widget,
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157 char key,
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158 KeyboardModifiers modifiers,
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159 IStatusBar* statusBar)
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160 {
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161 switch (key)
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162 {
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163 case 's':
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164 widget.SetDefaultView();
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165 break;
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166
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167 default:
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168 break;
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169 }
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170 }
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171 };
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172
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173
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174 #if ORTHANC_ENABLE_WASM==1
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175 class SimpleViewerApplicationAdapter : public WasmPlatformApplicationAdapter
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176 {
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177 SimpleViewerApplication& viewerApplication_;
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178
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179 public:
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180 SimpleViewerApplicationAdapter(MessageBroker& broker, SimpleViewerApplication& application)
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181 : WasmPlatformApplicationAdapter(broker, application),
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182 viewerApplication_(application)
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183 {
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184
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185 }
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186
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187 virtual void HandleMessageFromWeb(std::string& output, const std::string& input) {
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188 if (input == "select-tool:line-measure")
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189 {
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190 viewerApplication_.currentTool_ = Tools_LineMeasure;
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191 NotifyStatusUpdateFromCppToWeb("currentTool=line-measure");
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192 }
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193 else if (input == "select-tool:circle-measure")
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194 {
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195 viewerApplication_.currentTool_ = Tools_CircleMeasure;
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196 NotifyStatusUpdateFromCppToWeb("currentTool=circle-measure");
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197 }
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198
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199 output = "ok";
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200 }
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201
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202 virtual void NotifyStatusUpdateFromCppToWeb(const std::string& statusUpdateMessage) {
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203 UpdateStoneApplicationStatusFromCpp(statusUpdateMessage.c_str());
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204 }
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205
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206 };
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207 #endif
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208 enum Tools {
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209 Tools_LineMeasure,
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210 Tools_CircleMeasure
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211 };
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212
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213 Tools currentTool_;
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214 std::unique_ptr<MainWidgetInteractor> mainWidgetInteractor_;
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215 std::unique_ptr<ThumbnailInteractor> thumbnailInteractor_;
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216 LayoutWidget* mainLayout_;
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217 LayoutWidget* thumbnailsLayout_;
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218 std::vector<LayerWidget*> thumbnails_;
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219 std::map<std::string, std::vector<std::string>> instancesIdsPerSeriesId_;
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220 std::map<std::string, Json::Value> seriesTags_;
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221
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222 unsigned int currentInstanceIndex_;
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223 OrthancStone::WidgetViewport* wasmViewport1_;
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224 OrthancStone::WidgetViewport* wasmViewport2_;
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225
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226 IStatusBar* statusBar_;
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227 std::unique_ptr<SmartLoader> smartLoader_;
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228 std::unique_ptr<OrthancApiClient> orthancApiClient_;
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229
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230 public:
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231 SimpleViewerApplication(MessageBroker& broker) :
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232 IObserver(broker),
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233 currentTool_(Tools_LineMeasure),
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234 mainLayout_(NULL),
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235 currentInstanceIndex_(0),
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236 wasmViewport1_(NULL),
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237 wasmViewport2_(NULL)
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238 {
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239 // DeclareIgnoredMessage(MessageType_Widget_ContentChanged);
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240 }
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241
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242 virtual void DeclareStartupOptions(boost::program_options::options_description& options)
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243 {
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244 boost::program_options::options_description generic("Sample options");
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245 generic.add_options()
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246 ("studyId", boost::program_options::value<std::string>(),
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247 "Orthanc ID of the study")
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248 ;
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249
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250 options.add(generic);
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251 }
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252
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253 virtual void Initialize(StoneApplicationContext* context,
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254 IStatusBar& statusBar,
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255 const boost::program_options::variables_map& parameters)
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256 {
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257 using namespace OrthancStone;
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258
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259 context_ = context;
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260 statusBar_ = &statusBar;
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261
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262 {// initialize viewports and layout
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263 mainLayout_ = new LayoutWidget("main-layout");
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264 mainLayout_->SetPadding(10);
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265 mainLayout_->SetBackgroundCleared(true);
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266 mainLayout_->SetBackgroundColor(0, 0, 0);
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267 mainLayout_->SetHorizontal();
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268
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269 thumbnailsLayout_ = new LayoutWidget("thumbnail-layout");
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270 thumbnailsLayout_->SetPadding(10);
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271 thumbnailsLayout_->SetBackgroundCleared(true);
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272 thumbnailsLayout_->SetBackgroundColor(50, 50, 50);
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273 thumbnailsLayout_->SetVertical();
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274
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275 mainWidget_ = new LayerWidget(broker_, "main-viewport");
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276 //mainWidget_->RegisterObserver(*this);
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277
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278 // hierarchy
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279 mainLayout_->AddWidget(thumbnailsLayout_);
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280 mainLayout_->AddWidget(mainWidget_);
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281
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282 orthancApiClient_.reset(new OrthancApiClient(IObserver::broker_, context_->GetWebService()));
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283
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284 // sources
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285 smartLoader_.reset(new SmartLoader(IObserver::broker_, *orthancApiClient_));
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286 smartLoader_->SetImageQuality(SliceImageQuality_FullPam);
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287
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288 mainLayout_->SetTransmitMouseOver(true);
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289 mainWidgetInteractor_.reset(new MainWidgetInteractor(*this));
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290 mainWidget_->SetInteractor(*mainWidgetInteractor_);
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291 thumbnailInteractor_.reset(new ThumbnailInteractor(*this));
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292 }
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293
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294 statusBar.SetMessage("Use the key \"s\" to reinitialize the layout");
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295 statusBar.SetMessage("Use the key \"n\" to go to next image in the main viewport");
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296
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297
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298 if (parameters.count("studyId") < 1)
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299 {
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300 LOG(WARNING) << "The study ID is missing, will take the first studyId found in Orthanc";
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301 orthancApiClient_->GetJsonAsync("/studies", new Callable<SimpleViewerApplication, OrthancApiClient::JsonResponseReadyMessage>(*this, &SimpleViewerApplication::OnStudyListReceived));
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302 }
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303 else
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304 {
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305 SelectStudy(parameters["studyId"].as<std::string>());
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306 }
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307 }
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308
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309 void OnStudyListReceived(const OrthancApiClient::JsonResponseReadyMessage& message)
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310 {
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311 const Json::Value& response = message.Response;
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312
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313 if (response.isArray() && response.size() > 1)
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314 {
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315 SelectStudy(response[0].asString());
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316 }
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317 }
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318 void OnStudyReceived(const OrthancApiClient::JsonResponseReadyMessage& message)
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319 {
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320 const Json::Value& response = message.Response;
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321
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322 if (response.isObject() && response["Series"].isArray())
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323 {
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324 for (size_t i=0; i < response["Series"].size(); i++)
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325 {
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326 orthancApiClient_->GetJsonAsync("/series/" + response["Series"][(int)i].asString(), new Callable<SimpleViewerApplication, OrthancApiClient::JsonResponseReadyMessage>(*this, &SimpleViewerApplication::OnSeriesReceived));
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327 }
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328 }
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329 }
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330
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331 void OnSeriesReceived(const OrthancApiClient::JsonResponseReadyMessage& message)
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332 {
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333 const Json::Value& response = message.Response;
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334
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335 if (response.isObject() && response["Instances"].isArray() && response["Instances"].size() > 0)
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336 {
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337 // keep track of all instances IDs
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338 const std::string& seriesId = response["ID"].asString();
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339 seriesTags_[seriesId] = response;
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340 instancesIdsPerSeriesId_[seriesId] = std::vector<std::string>();
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341 for (size_t i = 0; i < response["Instances"].size(); i++)
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342 {
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343 const std::string& instanceId = response["Instances"][static_cast<int>(i)].asString();
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344 instancesIdsPerSeriesId_[seriesId].push_back(instanceId);
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345 }
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346
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347 // load the first instance in the thumbnail
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348 LoadThumbnailForSeries(seriesId, instancesIdsPerSeriesId_[seriesId][0]);
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349
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350 // if this is the first thumbnail loaded, load the first instance in the mainWidget
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351 if (mainWidget_->GetLayerCount() == 0)
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352 {
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353 smartLoader_->SetFrameInWidget(*mainWidget_, 0, instancesIdsPerSeriesId_[seriesId][0], 0);
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354 }
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355 }
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356 }
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357
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358 void LoadThumbnailForSeries(const std::string& seriesId, const std::string& instanceId)
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359 {
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360 LOG(INFO) << "Loading thumbnail for series " << seriesId;
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361 LayerWidget* thumbnailWidget = new LayerWidget(IObserver::broker_, "thumbnail-series-" + seriesId);
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362 thumbnails_.push_back(thumbnailWidget);
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363 thumbnailsLayout_->AddWidget(thumbnailWidget);
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364 thumbnailWidget->RegisterObserverCallback(new Callable<SimpleViewerApplication, LayerWidget::GeometryChangedMessage>(*this, &SimpleViewerApplication::OnWidgetGeometryChanged));
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365 smartLoader_->SetFrameInWidget(*thumbnailWidget, 0, instanceId, 0);
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366 thumbnailWidget->SetInteractor(*thumbnailInteractor_);
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367 }
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368
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369 void SelectStudy(const std::string& studyId)
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370 {
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371 orthancApiClient_->GetJsonAsync("/studies/" + studyId, new Callable<SimpleViewerApplication, OrthancApiClient::JsonResponseReadyMessage>(*this, &SimpleViewerApplication::OnStudyReceived));
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372 }
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373
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374 void OnWidgetGeometryChanged(const LayerWidget::GeometryChangedMessage& message)
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375 {
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376 message.origin_.SetDefaultView();
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377 }
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378
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379 void SelectSeriesInMainViewport(const std::string& seriesId)
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380 {
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381 smartLoader_->SetFrameInWidget(*mainWidget_, 0, instancesIdsPerSeriesId_[seriesId][0], 0);
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382 }
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383
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384 virtual void OnPushButton1Clicked() {}
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385 virtual void OnPushButton2Clicked() {}
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386 virtual void OnTool1Clicked() { currentTool_ = Tools_LineMeasure;}
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387 virtual void OnTool2Clicked() { currentTool_ = Tools_CircleMeasure;}
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388
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389 virtual void GetButtonNames(std::string& pushButton1,
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390 std::string& pushButton2,
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391 std::string& tool1,
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392 std::string& tool2
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393 ) {
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394 tool1 = "line";
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395 tool2 = "circle";
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396 pushButton1 = "action1";
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397 pushButton2 = "action2";
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398 }
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399
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400 #if ORTHANC_ENABLE_WASM==1
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401 virtual void InitializeWasm() {
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402
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403 AttachWidgetToWasmViewport("canvas", thumbnailsLayout_);
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404 AttachWidgetToWasmViewport("canvas2", mainWidget_);
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405 }
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406 #endif
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407
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408 };
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409
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410
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411 }
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412 }