Mercurial > hg > orthanc-stone

annotate Applications/Samples/Common/RtViewerView.cpp @ 2105:ca376147db15 dicom-sr

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integration mainline->dicom-sr
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 22 Nov 2023 07:43:50 +0100
parents 07964689cb0b
children c23eef785569
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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) 2017-2023 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Affero General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Affero General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Affero General Public License
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 **/
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21
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22
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23 // Sample app
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24 #include "RtViewerView.h"
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25 #include "RtViewerApp.h"
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26 #include "SampleHelpers.h"
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27
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28 #include <EmbeddedResources.h>
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29
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30 // Stone of Orthanc
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31 #include "../../../OrthancStone/Sources/Oracle/GetOrthancWebViewerJpegCommand.h"
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32 #include "../../../OrthancStone/Sources/Scene2D/CairoCompositor.h"
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33 #include "../../../OrthancStone/Sources/Scene2D/ColorTextureSceneLayer.h"
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34 #include "../../../OrthancStone/Sources/Scene2D/GrayscaleStyleConfigurator.h"
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35 #include "../../../OrthancStone/Sources/Scene2D/LookupTableStyleConfigurator.h"
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36 #include "../../../OrthancStone/Sources/Scene2D/OpenGLCompositor.h"
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37 #include "../../../OrthancStone/Sources/Scene2D/PanSceneTracker.h"
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38 #include "../../../OrthancStone/Sources/Scene2D/RotateSceneTracker.h"
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39 #include "../../../OrthancStone/Sources/Scene2D/ZoomSceneTracker.h"
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40 #include "../../../OrthancStone/Sources/Scene2DViewport/CreateAngleMeasureTracker.h"
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41 #include "../../../OrthancStone/Sources/Scene2DViewport/CreateLineMeasureTracker.h"
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42 #include "../../../OrthancStone/Sources/Scene2DViewport/IFlexiblePointerTracker.h"
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43 #include "../../../OrthancStone/Sources/Scene2DViewport/MeasureTool.h"
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44 #include "../../../OrthancStone/Sources/Scene2DViewport/PredeclaredTypes.h"
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45 #include "../../../OrthancStone/Sources/Scene2DViewport/UndoStack.h"
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46 #include "../../../OrthancStone/Sources/StoneException.h"
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47 #include "../../../OrthancStone/Sources/StoneInitialization.h"
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48 #include "../../../OrthancStone/Sources/Volumes/DicomVolumeImageMPRSlicer.h"
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49 #include "../../../OrthancStone/Sources/Volumes/DicomVolumeImageReslicer.h"
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50 #include "../../../OrthancStone/Sources/Volumes/VolumeSceneLayerSource.h"
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51
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52 // Orthanc
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53 #include <Compatibility.h> // For std::unique_ptr<>
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54 #include <Logging.h>
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55 #include <OrthancException.h>
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56
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57 // System
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58 #include <boost/shared_ptr.hpp>
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59 #include <boost/weak_ptr.hpp>
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60 #include <boost/make_shared.hpp>
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61
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62 #include <stdio.h>
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63
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64
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65 namespace OrthancStone
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66 {
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67 boost::shared_ptr<RtViewerApp> RtViewerView::GetApp()
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68 {
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69 return app_.lock();
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70 }
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71
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72 void RtViewerView::DisplayInfoText()
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73 {
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74 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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75 ViewportController& controller = lock->GetController();
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76 Scene2D& scene = controller.GetScene();
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77
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78 // do not try to use stuff too early!
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79 const ICompositor& compositor = lock->GetCompositor();
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80
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81 std::stringstream msg;
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82
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83 for (std::map<std::string, std::string>::const_iterator kv = infoTextMap_.begin();
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84 kv != infoTextMap_.end(); ++kv)
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85 {
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86 msg << kv->first << " : " << kv->second << std::endl;
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87 }
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88 std::string msgS = msg.str();
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89
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90 TextSceneLayer* layerP = NULL;
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91 if (scene.HasLayer(FIXED_INFOTEXT_LAYER_ZINDEX))
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92 {
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93 TextSceneLayer& layer = dynamic_cast<TextSceneLayer&>(
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94 scene.GetLayer(FIXED_INFOTEXT_LAYER_ZINDEX));
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95 layerP = &layer;
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96 }
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97 else
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98 {
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99 std::unique_ptr<TextSceneLayer> layer(new TextSceneLayer);
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100 layerP = layer.get();
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101 layer->SetColor(0, 255, 0);
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102 layer->SetFontIndex(1);
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103 layer->SetBorder(20);
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104 layer->SetAnchor(BitmapAnchor_TopLeft);
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105 //layer->SetPosition(0,0);
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106 scene.SetLayer(FIXED_INFOTEXT_LAYER_ZINDEX, layer.release());
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107 }
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108 // position the fixed info text in the upper right corner
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109 layerP->SetText(msgS.c_str());
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110 double cX = compositor.GetCanvasWidth() * (-0.5);
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111 double cY = compositor.GetCanvasHeight() * (-0.5);
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112 scene.GetCanvasToSceneTransform().Apply(cX, cY);
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113 layerP->SetPosition(cX, cY);
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114 lock->Invalidate();
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115 }
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116
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117 void RtViewerView::DisplayFloatingCtrlInfoText(const PointerEvent& e)
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118 {
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119 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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120 ViewportController& controller = lock->GetController();
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121 Scene2D& scene = controller.GetScene();
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122
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123 ScenePoint2D p = e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform());
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124
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125 char buf[128];
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126 sprintf(buf, "S:(%0.02f,%0.02f) C:(%0.02f,%0.02f)",
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127 p.GetX(), p.GetY(),
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128 e.GetMainPosition().GetX(), e.GetMainPosition().GetY());
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129
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130 if (scene.HasLayer(FLOATING_INFOTEXT_LAYER_ZINDEX))
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131 {
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132 TextSceneLayer& layer =
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133 dynamic_cast<TextSceneLayer&>(scene.GetLayer(FLOATING_INFOTEXT_LAYER_ZINDEX));
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134 layer.SetText(buf);
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135 layer.SetPosition(p.GetX(), p.GetY());
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136 }
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137 else
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138 {
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139 std::unique_ptr<TextSceneLayer> layer(new TextSceneLayer);
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140 layer->SetColor(0, 255, 0);
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141 layer->SetText(buf);
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142 layer->SetBorder(20);
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143 layer->SetAnchor(BitmapAnchor_BottomCenter);
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144 layer->SetPosition(p.GetX(), p.GetY());
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145 scene.SetLayer(FLOATING_INFOTEXT_LAYER_ZINDEX, layer.release());
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146 }
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147 }
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148
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149 void RtViewerView::HideInfoText()
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150 {
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151 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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152 ViewportController& controller = lock->GetController();
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153 Scene2D& scene = controller.GetScene();
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154
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155 scene.DeleteLayer(FLOATING_INFOTEXT_LAYER_ZINDEX);
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156 }
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157
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158 void RtViewerView::OnSceneTransformChanged(
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159 const ViewportController::SceneTransformChanged& message)
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160 {
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161 DisplayInfoText();
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162 }
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163
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164 void RtViewerView::Invalidate()
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165 {
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166 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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167 lock->GetCompositor().FitContent(lock->GetController().GetScene());
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168 lock->Invalidate();
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169 }
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170
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171 void RtViewerView::FitContent()
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172 {
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173 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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174 lock->GetCompositor().FitContent(lock->GetController().GetScene());
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175 lock->Invalidate();
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176 }
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177
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178 void RtViewerView::Scroll(int delta)
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179 {
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180 if (!planes_.empty())
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181 {
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182 int next = 0;
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183 int temp = static_cast<int>(currentPlane_) + delta;
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184
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185 if (temp < 0)
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186 {
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187 next = 0;
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188 }
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189 else if (temp >= static_cast<int>(planes_.size()))
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190 {
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191 next = static_cast<unsigned int>(planes_.size()) - 1;
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192 }
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193 else
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194 {
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195 next = static_cast<size_t>(temp);
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196 }
1910
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197 LOG(TRACE) << "RtViewerView::Scroll(" << delta << ") --> slice is now = " << next;
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198
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199 if (next != static_cast<int>(currentPlane_))
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200 {
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201 currentPlane_ = next;
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202 UpdateLayers();
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203 }
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204 }
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205 }
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206
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207 void RtViewerView::RetrieveGeometry()
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208 {
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209 VolumeImageGeometry geometry = GetApp()->GetMainGeometry();
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210
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211 const unsigned int depth = geometry.GetProjectionDepth(projection_);
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212 currentPlane_ = depth / 2;
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213
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214 planes_.resize(depth);
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215
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216 for (unsigned int z = 0; z < depth; z++)
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217 {
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218 planes_[z] = geometry.GetProjectionSlice(projection_, z);
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219 }
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220 }
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221
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222 void RtViewerView::UpdateLayers()
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223 {
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224 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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225
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226 if (planes_.size() == 0)
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227 {
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228 RetrieveGeometry();
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229 }
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230
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231 if (currentPlane_ < planes_.size())
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232 {
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233 if (ctVolumeLayerSource_.get() != NULL)
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234 {
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235 ctVolumeLayerSource_->Update(planes_[currentPlane_]);
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236 }
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237 if (doseVolumeLayerSource_.get() != NULL)
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238 {
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239 doseVolumeLayerSource_->Update(planes_[currentPlane_]);
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240 }
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241 if (structLayerSource_.get() != NULL)
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242 {
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243 structLayerSource_->Update(planes_[currentPlane_]);
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244 }
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245 }
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246 lock->Invalidate();
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247 }
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248
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249 void RtViewerView::PrepareViewport()
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250 {
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251 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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252
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253 /**
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254 * The method "RefreshCanvasSize()" must be used before the first
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255 * rendering, or when the layout of the HTML page changes, which
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256 * does not trigger the "emscripten_set_resize_callback()" event
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257 **/
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258 lock->RefreshCanvasSize();
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259
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260 ViewportController& controller = lock->GetController();
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261 ICompositor& compositor = lock->GetCompositor();
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262
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263 // False means we do NOT let a hi-DPI aware desktop managedr treat this as a legacy application that requires
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264 // scaling.
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265 controller.FitContent(compositor.GetCanvasWidth(), compositor.GetCanvasHeight());
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266
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267 std::string ttf;
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268 Orthanc::EmbeddedResources::GetFileResource(ttf, Orthanc::EmbeddedResources::UBUNTU_FONT);
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269 compositor.SetFont(0, ttf, FONT_SIZE_0, Orthanc::Encoding_Latin1);
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270 compositor.SetFont(1, ttf, FONT_SIZE_1, Orthanc::Encoding_Latin1);
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271 }
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272
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273 void RtViewerView::SetInfoDisplayMessage(const std::string& key,
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274 const std::string& value)
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275 {
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276 if (value == "")
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277 infoTextMap_.erase(key);
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278 else
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279 infoTextMap_[key] = value;
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280 DisplayInfoText();
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281 }
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282
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283 void RtViewerView::RegisterMessages()
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284 {
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285 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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286 ViewportController& controller = lock->GetController();
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287 Register<ViewportController::SceneTransformChanged>(controller, &RtViewerView::OnSceneTransformChanged);
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288 }
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289
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290 void RtViewerView::CreateLayers(boost::shared_ptr<OrthancSeriesVolumeProgressiveLoader> ctLoader,
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291 boost::shared_ptr<OrthancMultiframeVolumeLoader> doseLoader,
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292 boost::shared_ptr<DicomVolumeImage> doseVolume,
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293 boost::shared_ptr<DicomStructureSetLoader> rtstructLoader)
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294 {
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295 /**
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296 Configure the CT
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297 */
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298 std::unique_ptr<GrayscaleStyleConfigurator> style(new GrayscaleStyleConfigurator);
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299 style->SetLinearInterpolation(true);
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300
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301 this->SetCtVolumeSlicer(ctLoader, style.release());
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302
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303 {
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304 std::string lut;
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305 Orthanc::EmbeddedResources::GetFileResource(lut, Orthanc::EmbeddedResources::COLORMAP_HOT);
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306
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307 std::unique_ptr<LookupTableStyleConfigurator> config(new LookupTableStyleConfigurator);
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308 config->SetLookupTable(lut);
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309
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310 boost::shared_ptr<IVolumeSlicer> tmp(new DicomVolumeImageMPRSlicer(doseVolume));
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311 //boost::shared_ptr<IVolumeSlicer> tmp(new DicomVolumeImageReslicer(doseVolume));
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312 this->SetDoseVolumeSlicer(tmp, config.release());
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313 }
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314
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315 this->SetStructureSet(rtstructLoader);
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316 }
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317
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318 void RtViewerView::SetCtVolumeSlicer(const boost::shared_ptr<IVolumeSlicer>& volume,
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319 ILayerStyleConfigurator* style)
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320 {
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321 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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322 ViewportController& controller = lock->GetController();
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323 const Scene2D& scene = controller.GetScene();
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324 int depth = scene.GetMaxDepth() + 1;
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325
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326 ctVolumeLayerSource_.reset(new VolumeSceneLayerSource(viewport_, depth, volume));
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327
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328 if (style != NULL)
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329 {
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330 ctVolumeLayerSource_->SetConfigurator(style);
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331 }
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332
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333 ctLayer_ = depth;
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334 }
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335
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336 void RtViewerView::SetDoseVolumeSlicer(const boost::shared_ptr<IVolumeSlicer>& volume,
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337 ILayerStyleConfigurator* style)
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338 {
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339 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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340 ViewportController& controller = lock->GetController();
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341 const Scene2D& scene = controller.GetScene();
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342 int depth = scene.GetMaxDepth() + 1;
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343
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344 doseVolumeLayerSource_.reset(new VolumeSceneLayerSource(viewport_, depth, volume));
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345
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346 if (style != NULL)
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347 {
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348 doseVolumeLayerSource_->SetConfigurator(style);
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349 }
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350 }
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351
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352 void RtViewerView::SetStructureSet(const boost::shared_ptr<DicomStructureSetLoader>& volume)
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353 {
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354 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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355 ViewportController& controller = lock->GetController();
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356 const Scene2D& scene = controller.GetScene();
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357 int depth = scene.GetMaxDepth() + 1;
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358
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359 structLayerSource_.reset(new VolumeSceneLayerSource(viewport_, depth, volume));
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360 }
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361 }