Mercurial > hg > orthanc-stone

annotate OrthancStone/Samples/Common/RtViewerView.cpp @ 1527:4c4b267e4004

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RtViewerPlugin : similar to the StoneWebPlugin, but for the sole RtViewer sample
author Benjamin Golinvaux <bgo@osimis.io>
date Sun, 02 Aug 2020 15:13:58 +0200
parents 244ad1e4e76a
children 301571299212
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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) 2017-2020 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 // Sample app
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23 #include "RtViewerView.h"
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24 #include "RtViewerApp.h"
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25 #include "SampleHelpers.h"
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26
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27 #include <EmbeddedResources.h>
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28
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29 // Stone of Orthanc
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30 #include "../../Sources/Oracle/GetOrthancWebViewerJpegCommand.h"
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31 #include "../../Sources/Scene2D/CairoCompositor.h"
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32 #include "../../Sources/Scene2D/ColorTextureSceneLayer.h"
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33 #include "../../Sources/Scene2D/GrayscaleStyleConfigurator.h"
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34 #include "../../Sources/Scene2D/LookupTableStyleConfigurator.h"
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35 #include "../../Sources/Scene2D/OpenGLCompositor.h"
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36 #include "../../Sources/Scene2D/PanSceneTracker.h"
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37 #include "../../Sources/Scene2D/RotateSceneTracker.h"
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38 #include "../../Sources/Scene2D/ZoomSceneTracker.h"
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39 #include "../../Sources/Scene2DViewport/CreateAngleMeasureTracker.h"
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40 #include "../../Sources/Scene2DViewport/CreateLineMeasureTracker.h"
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41 #include "../../Sources/Scene2DViewport/IFlexiblePointerTracker.h"
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42 #include "../../Sources/Scene2DViewport/MeasureTool.h"
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43 #include "../../Sources/Scene2DViewport/PredeclaredTypes.h"
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44 #include "../../Sources/Scene2DViewport/UndoStack.h"
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45 #include "../../Sources/StoneException.h"
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46 #include "../../Sources/StoneInitialization.h"
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47 #include "../../Sources/Volumes/DicomVolumeImageMPRSlicer.h"
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48 #include "../../Sources/Volumes/VolumeSceneLayerSource.h"
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49
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50 // Orthanc
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51 #include <Compatibility.h> // For std::unique_ptr<>
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52 #include <Logging.h>
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53 #include <OrthancException.h>
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55 // System
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56 #include <boost/shared_ptr.hpp>
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57 #include <boost/weak_ptr.hpp>
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58 #include <boost/make_shared.hpp>
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59
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60 #include <stdio.h>
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61
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62
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63 namespace OrthancStone
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64 {
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65 boost::shared_ptr<RtViewerApp> RtViewerView::GetApp()
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66 {
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67 return app_.lock();
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68 }
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69
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70 void RtViewerView::DisplayInfoText()
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71 {
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72 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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73 ViewportController& controller = lock->GetController();
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74 Scene2D& scene = controller.GetScene();
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75
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76 // do not try to use stuff too early!
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77 OrthancStone::ICompositor& compositor = lock->GetCompositor();
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78
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79 std::stringstream msg;
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80
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81 for (std::map<std::string, std::string>::const_iterator kv = infoTextMap_.begin();
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82 kv != infoTextMap_.end(); ++kv)
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83 {
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84 msg << kv->first << " : " << kv->second << std::endl;
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85 }
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86 std::string msgS = msg.str();
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87
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88 TextSceneLayer* layerP = NULL;
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89 if (scene.HasLayer(FIXED_INFOTEXT_LAYER_ZINDEX))
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90 {
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91 TextSceneLayer& layer = dynamic_cast<TextSceneLayer&>(
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92 scene.GetLayer(FIXED_INFOTEXT_LAYER_ZINDEX));
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93 layerP = &layer;
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94 }
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95 else
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96 {
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97 std::unique_ptr<TextSceneLayer> layer(new TextSceneLayer);
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98 layerP = layer.get();
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99 layer->SetColor(0, 255, 0);
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100 layer->SetFontIndex(1);
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101 layer->SetBorder(20);
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102 layer->SetAnchor(BitmapAnchor_TopLeft);
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103 //layer->SetPosition(0,0);
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104 scene.SetLayer(FIXED_INFOTEXT_LAYER_ZINDEX, layer.release());
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105 }
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106 // position the fixed info text in the upper right corner
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107 layerP->SetText(msgS.c_str());
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108 double cX = compositor.GetCanvasWidth() * (-0.5);
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109 double cY = compositor.GetCanvasHeight() * (-0.5);
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110 scene.GetCanvasToSceneTransform().Apply(cX, cY);
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111 layerP->SetPosition(cX, cY);
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112 lock->Invalidate();
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113 }
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114
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115 void RtViewerView::DisplayFloatingCtrlInfoText(const PointerEvent& e)
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116 {
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117 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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118 ViewportController& controller = lock->GetController();
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119 Scene2D& scene = controller.GetScene();
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120
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121 ScenePoint2D p = e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform());
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122
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123 char buf[128];
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124 sprintf(buf, "S:(%0.02f,%0.02f) C:(%0.02f,%0.02f)",
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125 p.GetX(), p.GetY(),
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126 e.GetMainPosition().GetX(), e.GetMainPosition().GetY());
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127
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128 if (scene.HasLayer(FLOATING_INFOTEXT_LAYER_ZINDEX))
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129 {
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130 TextSceneLayer& layer =
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131 dynamic_cast<TextSceneLayer&>(scene.GetLayer(FLOATING_INFOTEXT_LAYER_ZINDEX));
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132 layer.SetText(buf);
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133 layer.SetPosition(p.GetX(), p.GetY());
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134 }
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135 else
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136 {
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137 std::unique_ptr<TextSceneLayer> layer(new TextSceneLayer);
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138 layer->SetColor(0, 255, 0);
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139 layer->SetText(buf);
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140 layer->SetBorder(20);
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141 layer->SetAnchor(BitmapAnchor_BottomCenter);
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142 layer->SetPosition(p.GetX(), p.GetY());
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143 scene.SetLayer(FLOATING_INFOTEXT_LAYER_ZINDEX, layer.release());
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144 }
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145 }
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146
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147 void RtViewerView::HideInfoText()
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148 {
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149 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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150 ViewportController& controller = lock->GetController();
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151 Scene2D& scene = controller.GetScene();
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152
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153 scene.DeleteLayer(FLOATING_INFOTEXT_LAYER_ZINDEX);
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154 }
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155
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156 void RtViewerView::OnSceneTransformChanged(
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157 const ViewportController::SceneTransformChanged& message)
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158 {
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159 DisplayInfoText();
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160 }
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161
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162 void RtViewerView::Invalidate()
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163 {
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164 std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport_->Lock());
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165 lock->GetCompositor().FitContent(lock->GetController().GetScene());
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166 lock->Invalidate();
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167 }
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168
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169 void RtViewerView::FitContent()
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170 {
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171 std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport_->Lock());
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172 lock->GetCompositor().FitContent(lock->GetController().GetScene());
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173 lock->Invalidate();
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174 }
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175
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176 void RtViewerView::Scroll(int delta)
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177 {
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178 if (!planes_.empty())
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179 {
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180 int next = 0;
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181 int temp = static_cast<int>(currentPlane_) + delta;
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182
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183 if (temp < 0)
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184 {
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185 next = 0;
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186 }
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187 else if (temp >= static_cast<int>(planes_.size()))
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188 {
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189 next = static_cast<unsigned int>(planes_.size()) - 1;
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190 }
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191 else
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192 {
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193 next = static_cast<size_t>(temp);
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194 }
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195 LOG(INFO) << "RtViewerView::Scroll(" << delta << ") --> slice is now = " << next;
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196
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197 if (next != static_cast<int>(currentPlane_))
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198 {
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199 currentPlane_ = next;
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200 UpdateLayers();
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201 }
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202 }
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203 }
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204
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205 void RtViewerView::RetrieveGeometry()
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206 {
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207 const VolumeImageGeometry& geometry = GetApp()->GetMainGeometry();
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208
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209 const unsigned int depth = geometry.GetProjectionDepth(projection_);
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210 currentPlane_ = depth / 2;
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211
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212 planes_.resize(depth);
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213
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214 for (unsigned int z = 0; z < depth; z++)
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215 {
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216 planes_[z] = geometry.GetProjectionSlice(projection_, z);
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217 }
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218
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219 UpdateLayers();
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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 ViewportController& controller = lock->GetController();
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253 ICompositor& compositor = lock->GetCompositor();
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254
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255 // False means we do NOT let a hi-DPI aware desktop managedr treat this as a legacy application that requires
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256 // scaling.
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257 controller.FitContent(compositor.GetCanvasWidth(), compositor.GetCanvasHeight());
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258
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259 std::string ttf;
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260 Orthanc::EmbeddedResources::GetFileResource(ttf, Orthanc::EmbeddedResources::UBUNTU_FONT);
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261 compositor.SetFont(0, ttf, FONT_SIZE_0, Orthanc::Encoding_Latin1);
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262 compositor.SetFont(1, ttf, FONT_SIZE_1, Orthanc::Encoding_Latin1);
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263 }
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264
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265 void RtViewerView::SetInfoDisplayMessage(
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266 std::string key, std::string value)
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267 {
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268 if (value == "")
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269 infoTextMap_.erase(key);
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270 else
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271 infoTextMap_[key] = value;
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272 DisplayInfoText();
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273 }
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274
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275 void RtViewerView::RegisterMessages()
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276 {
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277 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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278 ViewportController& controller = lock->GetController();
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279 Register<ViewportController::SceneTransformChanged>(controller, &RtViewerView::OnSceneTransformChanged);
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280 }
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281
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282 void RtViewerView::CreateLayers(boost::shared_ptr<OrthancSeriesVolumeProgressiveLoader> ctLoader,
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283 boost::shared_ptr<OrthancMultiframeVolumeLoader> doseLoader,
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284 boost::shared_ptr<DicomVolumeImage> doseVolume,
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285 boost::shared_ptr<DicomStructureSetLoader> rtstructLoader)
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286 {
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287 /**
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288 Configure the CT
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289 */
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290 std::unique_ptr<GrayscaleStyleConfigurator> style(new GrayscaleStyleConfigurator);
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291 style->SetLinearInterpolation(true);
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292
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293 this->SetCtVolumeSlicer(ctLoader, style.release());
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294
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295 {
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296 std::string lut;
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297 Orthanc::EmbeddedResources::GetFileResource(lut, Orthanc::EmbeddedResources::COLORMAP_HOT);
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298
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299 std::unique_ptr<LookupTableStyleConfigurator> config(new LookupTableStyleConfigurator);
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300 config->SetLookupTable(lut);
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301
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302 boost::shared_ptr<DicomVolumeImageMPRSlicer> tmp(new DicomVolumeImageMPRSlicer(doseVolume));
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303 this->SetDoseVolumeSlicer(tmp, config.release());
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304 }
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305
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306 this->SetStructureSet(rtstructLoader);
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307 }
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308
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309 void RtViewerView::SetCtVolumeSlicer(const boost::shared_ptr<OrthancStone::IVolumeSlicer>& volume,
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310 OrthancStone::ILayerStyleConfigurator* style)
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311 {
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312 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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313 ViewportController& controller = lock->GetController();
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314 Scene2D& scene = controller.GetScene();
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315 int depth = scene.GetMaxDepth() + 1;
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316
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317 ctVolumeLayerSource_.reset(new OrthancStone::VolumeSceneLayerSource(viewport_, depth, volume));
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318
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319 if (style != NULL)
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320 {
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321 ctVolumeLayerSource_->SetConfigurator(style);
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322 }
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323 }
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324
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325 void RtViewerView::SetDoseVolumeSlicer(const boost::shared_ptr<OrthancStone::IVolumeSlicer>& volume,
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326 OrthancStone::ILayerStyleConfigurator* style)
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327 {
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328 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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329 ViewportController& controller = lock->GetController();
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330 Scene2D& scene = controller.GetScene();
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331 int depth = scene.GetMaxDepth() + 1;
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332
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333 doseVolumeLayerSource_.reset(new OrthancStone::VolumeSceneLayerSource(viewport_, depth, volume));
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334
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335 if (style != NULL)
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336 {
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337 doseVolumeLayerSource_->SetConfigurator(style);
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338 }
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339 }
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340
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341 void RtViewerView::SetStructureSet(const boost::shared_ptr<OrthancStone::DicomStructureSetLoader>& volume)
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342 {
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343 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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344 ViewportController& controller = lock->GetController();
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345 Scene2D& scene = controller.GetScene();
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346 int depth = scene.GetMaxDepth() + 1;
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347
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348 structLayerSource_.reset(new OrthancStone::VolumeSceneLayerSource(viewport_, depth, volume));
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349 }
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350 }