Mercurial > hg > orthanc-stone

annotate Applications/Samples/SimpleViewerApplicationSingleFile.h @ 330:7a364e44fbb4 am-2

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renamed SetDefaultView in FitContent
author am@osimis.io
date Wed, 17 Oct 2018 12:45:52 +0200
parents 8716176ff7f0
children c34784e5f299
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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 KeyboardKeys key,
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92 char keyChar,
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93 KeyboardModifiers modifiers,
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94 IStatusBar* statusBar)
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95 {}
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96
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97 };
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98
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99 class MainWidgetInteractor : public IWorldSceneInteractor
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100 {
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101 private:
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102 SimpleViewerApplication& application_;
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103
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104 public:
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105 MainWidgetInteractor(SimpleViewerApplication& application) :
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106 application_(application)
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107 {
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108 }
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109
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110 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget,
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111 const ViewportGeometry& view,
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112 MouseButton button,
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113 KeyboardModifiers modifiers,
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114 double x,
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115 double y,
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116 IStatusBar* statusBar)
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117 {
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118 if (button == MouseButton_Left)
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119 {
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120 if (application_.currentTool_ == Tools_LineMeasure)
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121 {
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122 return new LineMeasureTracker(statusBar, dynamic_cast<LayerWidget&>(widget).GetSlice(), x, y, 255, 0, 0, 10);
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123 }
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124 else if (application_.currentTool_ == Tools_CircleMeasure)
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125 {
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126 return new CircleMeasureTracker(statusBar, dynamic_cast<LayerWidget&>(widget).GetSlice(), x, y, 255, 0, 0, 10);
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127 }
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128 }
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129 return NULL;
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130 }
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131
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132 virtual void MouseOver(CairoContext& context,
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133 WorldSceneWidget& widget,
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134 const ViewportGeometry& view,
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135 double x,
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136 double y,
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137 IStatusBar* statusBar)
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138 {
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139 if (statusBar != NULL)
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140 {
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141 Vector p = dynamic_cast<LayerWidget&>(widget).GetSlice().MapSliceToWorldCoordinates(x, y);
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142
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143 char buf[64];
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144 sprintf(buf, "X = %.02f Y = %.02f Z = %.02f (in cm)",
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145 p[0] / 10.0, p[1] / 10.0, p[2] / 10.0);
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146 statusBar->SetMessage(buf);
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147 }
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148 }
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149
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150 virtual void MouseWheel(WorldSceneWidget& widget,
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151 MouseWheelDirection direction,
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152 KeyboardModifiers modifiers,
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153 IStatusBar* statusBar)
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154 {
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155 }
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156
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157 virtual void KeyPressed(WorldSceneWidget& widget,
327
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158 KeyboardKeys key,
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159 char keyChar,
319
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160 KeyboardModifiers modifiers,
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161 IStatusBar* statusBar)
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162 {
327
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163 switch (keyChar)
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164 {
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165 case 's':
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166 widget.FitContent();
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167 break;
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168
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169 default:
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170 break;
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171 }
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172 }
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173 };
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174
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175
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176 #if ORTHANC_ENABLE_WASM==1
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177 class SimpleViewerApplicationAdapter : public WasmPlatformApplicationAdapter
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178 {
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179 SimpleViewerApplication& viewerApplication_;
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180
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181 public:
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182 SimpleViewerApplicationAdapter(MessageBroker& broker, SimpleViewerApplication& application)
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183 : WasmPlatformApplicationAdapter(broker, application),
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184 viewerApplication_(application)
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185 {
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186
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187 }
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188
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189 virtual void HandleMessageFromWeb(std::string& output, const std::string& input) {
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190 if (input == "select-tool:line-measure")
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191 {
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192 viewerApplication_.currentTool_ = Tools_LineMeasure;
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193 NotifyStatusUpdateFromCppToWeb("currentTool=line-measure");
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194 }
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195 else if (input == "select-tool:circle-measure")
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196 {
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197 viewerApplication_.currentTool_ = Tools_CircleMeasure;
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198 NotifyStatusUpdateFromCppToWeb("currentTool=circle-measure");
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199 }
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200
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201 output = "ok";
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202 }
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203
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204 virtual void NotifyStatusUpdateFromCppToWeb(const std::string& statusUpdateMessage) {
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205 UpdateStoneApplicationStatusFromCpp(statusUpdateMessage.c_str());
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206 }
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207
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208 };
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209 #endif
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210 enum Tools {
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211 Tools_LineMeasure,
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212 Tools_CircleMeasure
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213 };
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214
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215 Tools currentTool_;
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216 std::unique_ptr<MainWidgetInteractor> mainWidgetInteractor_;
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217 std::unique_ptr<ThumbnailInteractor> thumbnailInteractor_;
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218 LayoutWidget* mainLayout_;
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219 LayoutWidget* thumbnailsLayout_;
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220 std::vector<LayerWidget*> thumbnails_;
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221 std::map<std::string, std::vector<std::string>> instancesIdsPerSeriesId_;
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222 std::map<std::string, Json::Value> seriesTags_;
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223
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224 unsigned int currentInstanceIndex_;
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225 OrthancStone::WidgetViewport* wasmViewport1_;
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226 OrthancStone::WidgetViewport* wasmViewport2_;
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227
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228 IStatusBar* statusBar_;
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229 std::unique_ptr<SmartLoader> smartLoader_;
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230 std::unique_ptr<OrthancApiClient> orthancApiClient_;
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231
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232 public:
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233 SimpleViewerApplication(MessageBroker& broker) :
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234 IObserver(broker),
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235 currentTool_(Tools_LineMeasure),
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236 mainLayout_(NULL),
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237 currentInstanceIndex_(0),
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238 wasmViewport1_(NULL),
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239 wasmViewport2_(NULL)
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240 {
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241 // DeclareIgnoredMessage(MessageType_Widget_ContentChanged);
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242 }
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243
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244 virtual void DeclareStartupOptions(boost::program_options::options_description& options)
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245 {
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246 boost::program_options::options_description generic("Sample options");
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247 generic.add_options()
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248 ("studyId", boost::program_options::value<std::string>(),
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249 "Orthanc ID of the study")
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250 ;
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251
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252 options.add(generic);
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253 }
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254
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255 virtual void Initialize(StoneApplicationContext* context,
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256 IStatusBar& statusBar,
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257 const boost::program_options::variables_map& parameters)
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258 {
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259 using namespace OrthancStone;
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260
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261 context_ = context;
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262 statusBar_ = &statusBar;
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263
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264 {// initialize viewports and layout
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265 mainLayout_ = new LayoutWidget("main-layout");
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266 mainLayout_->SetPadding(10);
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267 mainLayout_->SetBackgroundCleared(true);
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268 mainLayout_->SetBackgroundColor(0, 0, 0);
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269 mainLayout_->SetHorizontal();
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270
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271 thumbnailsLayout_ = new LayoutWidget("thumbnail-layout");
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272 thumbnailsLayout_->SetPadding(10);
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273 thumbnailsLayout_->SetBackgroundCleared(true);
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274 thumbnailsLayout_->SetBackgroundColor(50, 50, 50);
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275 thumbnailsLayout_->SetVertical();
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276
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277 mainWidget_ = new LayerWidget(broker_, "main-viewport");
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278 //mainWidget_->RegisterObserver(*this);
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279
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280 // hierarchy
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281 mainLayout_->AddWidget(thumbnailsLayout_);
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282 mainLayout_->AddWidget(mainWidget_);
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283
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284 orthancApiClient_.reset(new OrthancApiClient(IObserver::broker_, context_->GetWebService()));
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285
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286 // sources
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287 smartLoader_.reset(new SmartLoader(IObserver::broker_, *orthancApiClient_));
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288 smartLoader_->SetImageQuality(SliceImageQuality_FullPam);
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289
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290 mainLayout_->SetTransmitMouseOver(true);
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291 mainWidgetInteractor_.reset(new MainWidgetInteractor(*this));
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292 mainWidget_->SetInteractor(*mainWidgetInteractor_);
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293 thumbnailInteractor_.reset(new ThumbnailInteractor(*this));
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294 }
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295
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296 statusBar.SetMessage("Use the key \"s\" to reinitialize the layout");
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297 statusBar.SetMessage("Use the key \"n\" to go to next image in the main viewport");
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298
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299
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300 if (parameters.count("studyId") < 1)
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301 {
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302 LOG(WARNING) << "The study ID is missing, will take the first studyId found in Orthanc";
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303 orthancApiClient_->GetJsonAsync("/studies", new Callable<SimpleViewerApplication, OrthancApiClient::JsonResponseReadyMessage>(*this, &SimpleViewerApplication::OnStudyListReceived));
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304 }
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305 else
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306 {
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307 SelectStudy(parameters["studyId"].as<std::string>());
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308 }
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309 }
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310
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311 void OnStudyListReceived(const OrthancApiClient::JsonResponseReadyMessage& message)
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312 {
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313 const Json::Value& response = message.Response;
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314
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315 if (response.isArray() && response.size() > 1)
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316 {
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317 SelectStudy(response[0].asString());
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318 }
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319 }
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320 void OnStudyReceived(const OrthancApiClient::JsonResponseReadyMessage& message)
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321 {
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322 const Json::Value& response = message.Response;
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323
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324 if (response.isObject() && response["Series"].isArray())
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325 {
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326 for (size_t i=0; i < response["Series"].size(); i++)
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327 {
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328 orthancApiClient_->GetJsonAsync("/series/" + response["Series"][(int)i].asString(), new Callable<SimpleViewerApplication, OrthancApiClient::JsonResponseReadyMessage>(*this, &SimpleViewerApplication::OnSeriesReceived));
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329 }
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330 }
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331 }
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332
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333 void OnSeriesReceived(const OrthancApiClient::JsonResponseReadyMessage& message)
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334 {
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335 const Json::Value& response = message.Response;
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336
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337 if (response.isObject() && response["Instances"].isArray() && response["Instances"].size() > 0)
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338 {
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339 // keep track of all instances IDs
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340 const std::string& seriesId = response["ID"].asString();
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341 seriesTags_[seriesId] = response;
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342 instancesIdsPerSeriesId_[seriesId] = std::vector<std::string>();
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343 for (size_t i = 0; i < response["Instances"].size(); i++)
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344 {
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345 const std::string& instanceId = response["Instances"][static_cast<int>(i)].asString();
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346 instancesIdsPerSeriesId_[seriesId].push_back(instanceId);
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347 }
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348
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349 // load the first instance in the thumbnail
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350 LoadThumbnailForSeries(seriesId, instancesIdsPerSeriesId_[seriesId][0]);
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351
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352 // if this is the first thumbnail loaded, load the first instance in the mainWidget
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353 if (mainWidget_->GetLayerCount() == 0)
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354 {
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355 smartLoader_->SetFrameInWidget(*mainWidget_, 0, instancesIdsPerSeriesId_[seriesId][0], 0);
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356 }
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357 }
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358 }
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359
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360 void LoadThumbnailForSeries(const std::string& seriesId, const std::string& instanceId)
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361 {
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362 LOG(INFO) << "Loading thumbnail for series " << seriesId;
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363 LayerWidget* thumbnailWidget = new LayerWidget(IObserver::broker_, "thumbnail-series-" + seriesId);
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364 thumbnails_.push_back(thumbnailWidget);
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365 thumbnailsLayout_->AddWidget(thumbnailWidget);
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366 thumbnailWidget->RegisterObserverCallback(new Callable<SimpleViewerApplication, LayerWidget::GeometryChangedMessage>(*this, &SimpleViewerApplication::OnWidgetGeometryChanged));
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367 smartLoader_->SetFrameInWidget(*thumbnailWidget, 0, instanceId, 0);
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368 thumbnailWidget->SetInteractor(*thumbnailInteractor_);
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369 }
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370
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371 void SelectStudy(const std::string& studyId)
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372 {
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373 orthancApiClient_->GetJsonAsync("/studies/" + studyId, new Callable<SimpleViewerApplication, OrthancApiClient::JsonResponseReadyMessage>(*this, &SimpleViewerApplication::OnStudyReceived));
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374 }
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375
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376 void OnWidgetGeometryChanged(const LayerWidget::GeometryChangedMessage& message)
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377 {
330
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378 message.origin_.FitContent();
319
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379 }
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380
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381 void SelectSeriesInMainViewport(const std::string& seriesId)
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382 {
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383 smartLoader_->SetFrameInWidget(*mainWidget_, 0, instancesIdsPerSeriesId_[seriesId][0], 0);
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384 }
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385
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386 virtual void OnPushButton1Clicked() {}
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387 virtual void OnPushButton2Clicked() {}
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388 virtual void OnTool1Clicked() { currentTool_ = Tools_LineMeasure;}
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389 virtual void OnTool2Clicked() { currentTool_ = Tools_CircleMeasure;}
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390
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391 virtual void GetButtonNames(std::string& pushButton1,
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392 std::string& pushButton2,
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393 std::string& tool1,
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394 std::string& tool2
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395 ) {
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396 tool1 = "line";
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397 tool2 = "circle";
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398 pushButton1 = "action1";
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399 pushButton2 = "action2";
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400 }
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401
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402 #if ORTHANC_ENABLE_WASM==1
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403 virtual void InitializeWasm() {
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404
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405 AttachWidgetToWasmViewport("canvas", thumbnailsLayout_);
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406 AttachWidgetToWasmViewport("canvas2", mainWidget_);
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407 }
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408 #endif
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409
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410 };
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411
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412
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413 }
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414 }