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annotate Samples/Common/RtViewerView.cpp @ 1404:3e644f6fadd4

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Three-viewport is now OK in SDL and Wasm
author Benjamin Golinvaux <bgo@osimis.io>
date Wed, 29 Apr 2020 22:06:24 +0200
parents Samples/Common/RtViewer.cpp@27e0a00bd3e8
children 5d7ee14dc1eb
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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 // Sample app
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22 #include "RtViewerView.h"
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23 #include "RtViewerApp.h"
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24 #include "SampleHelpers.h"
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25
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26 // Stone of Orthanc
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27 #include <Framework/StoneInitialization.h>
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28 #include <Framework/Scene2D/CairoCompositor.h>
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29 #include <Framework/Scene2D/ColorTextureSceneLayer.h>
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30 #include <Framework/Scene2D/OpenGLCompositor.h>
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31 #include <Framework/Scene2D/PanSceneTracker.h>
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32 #include <Framework/Scene2D/ZoomSceneTracker.h>
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33 #include <Framework/Scene2D/RotateSceneTracker.h>
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34
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35 #include <Framework/Scene2DViewport/UndoStack.h>
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36 #include <Framework/Scene2DViewport/CreateLineMeasureTracker.h>
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37 #include <Framework/Scene2DViewport/CreateAngleMeasureTracker.h>
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38 #include <Framework/Scene2DViewport/IFlexiblePointerTracker.h>
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39 #include <Framework/Scene2DViewport/MeasureTool.h>
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40 #include <Framework/Scene2DViewport/PredeclaredTypes.h>
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41 #include <Framework/Volumes/VolumeSceneLayerSource.h>
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42
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43 #include <Framework/Oracle/GetOrthancWebViewerJpegCommand.h>
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44 #include <Framework/Scene2D/GrayscaleStyleConfigurator.h>
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45 #include <Framework/Scene2D/LookupTableStyleConfigurator.h>
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46 #include <Framework/Volumes/DicomVolumeImageMPRSlicer.h>
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47 #include <Framework/StoneException.h>
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48
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49 // Orthanc
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50 #include <Core/Logging.h>
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51 #include <Core/OrthancException.h>
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52
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53 // System
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54 #include <boost/shared_ptr.hpp>
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55 #include <boost/weak_ptr.hpp>
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56 #include <boost/make_shared.hpp>
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57
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58 #include <stdio.h>
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59
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60
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61 namespace OrthancStone
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62 {
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63 boost::shared_ptr<RtViewerApp> RtViewerView::GetApp()
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64 {
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65 return app_.lock();
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66 }
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67
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68 void RtViewerView::DisplayInfoText()
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69 {
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70 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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71 ViewportController& controller = lock->GetController();
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72 Scene2D& scene = controller.GetScene();
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73
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74 // do not try to use stuff too early!
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75 OrthancStone::ICompositor& compositor = lock->GetCompositor();
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76
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77 std::stringstream msg;
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78
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79 for (std::map<std::string, std::string>::const_iterator kv = infoTextMap_.begin();
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80 kv != infoTextMap_.end(); ++kv)
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81 {
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82 msg << kv->first << " : " << kv->second << std::endl;
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83 }
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84 std::string msgS = msg.str();
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85
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86 TextSceneLayer* layerP = NULL;
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87 if (scene.HasLayer(FIXED_INFOTEXT_LAYER_ZINDEX))
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88 {
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89 TextSceneLayer& layer = dynamic_cast<TextSceneLayer&>(
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90 scene.GetLayer(FIXED_INFOTEXT_LAYER_ZINDEX));
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91 layerP = &layer;
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92 }
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93 else
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94 {
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95 std::unique_ptr<TextSceneLayer> layer(new TextSceneLayer);
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96 layerP = layer.get();
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97 layer->SetColor(0, 255, 0);
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98 layer->SetFontIndex(1);
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99 layer->SetBorder(20);
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100 layer->SetAnchor(BitmapAnchor_TopLeft);
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101 //layer->SetPosition(0,0);
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102 scene.SetLayer(FIXED_INFOTEXT_LAYER_ZINDEX, layer.release());
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103 }
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104 // position the fixed info text in the upper right corner
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105 layerP->SetText(msgS.c_str());
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106 double cX = compositor.GetCanvasWidth() * (-0.5);
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107 double cY = compositor.GetCanvasHeight() * (-0.5);
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108 scene.GetCanvasToSceneTransform().Apply(cX, cY);
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109 layerP->SetPosition(cX, cY);
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110 lock->Invalidate();
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111 }
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112
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113 void RtViewerView::DisplayFloatingCtrlInfoText(const PointerEvent& e)
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114 {
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115 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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116 ViewportController& controller = lock->GetController();
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117 Scene2D& scene = controller.GetScene();
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118
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119 ScenePoint2D p = e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform());
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120
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121 char buf[128];
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122 sprintf(buf, "S:(%0.02f,%0.02f) C:(%0.02f,%0.02f)",
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123 p.GetX(), p.GetY(),
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124 e.GetMainPosition().GetX(), e.GetMainPosition().GetY());
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125
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126 if (scene.HasLayer(FLOATING_INFOTEXT_LAYER_ZINDEX))
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127 {
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128 TextSceneLayer& layer =
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129 dynamic_cast<TextSceneLayer&>(scene.GetLayer(FLOATING_INFOTEXT_LAYER_ZINDEX));
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130 layer.SetText(buf);
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131 layer.SetPosition(p.GetX(), p.GetY());
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132 }
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133 else
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134 {
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135 std::unique_ptr<TextSceneLayer> layer(new TextSceneLayer);
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136 layer->SetColor(0, 255, 0);
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137 layer->SetText(buf);
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138 layer->SetBorder(20);
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139 layer->SetAnchor(BitmapAnchor_BottomCenter);
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140 layer->SetPosition(p.GetX(), p.GetY());
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141 scene.SetLayer(FLOATING_INFOTEXT_LAYER_ZINDEX, layer.release());
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142 }
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143 }
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144
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145 void RtViewerView::HideInfoText()
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146 {
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147 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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148 ViewportController& controller = lock->GetController();
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149 Scene2D& scene = controller.GetScene();
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150
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151 scene.DeleteLayer(FLOATING_INFOTEXT_LAYER_ZINDEX);
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152 }
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153
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154 void RtViewerView::OnSceneTransformChanged(
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155 const ViewportController::SceneTransformChanged& message)
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156 {
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157 DisplayInfoText();
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158 }
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159
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160 void RtViewerView::Invalidate()
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161 {
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162 std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport_->Lock());
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163 lock->GetCompositor().FitContent(lock->GetController().GetScene());
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164 lock->Invalidate();
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165 }
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166
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167 void RtViewerView::FitContent()
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168 {
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169 std::unique_ptr<OrthancStone::IViewport::ILock> lock(viewport_->Lock());
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170 lock->GetCompositor().FitContent(lock->GetController().GetScene());
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171 lock->Invalidate();
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172 }
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173
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174 void RtViewerView::RetrieveGeometry()
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175 {
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176 const VolumeImageGeometry& geometry = GetApp()->GetMainGeometry();
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177
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178 const unsigned int depth = geometry.GetProjectionDepth(projection_);
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179 currentPlane_ = depth / 2;
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180
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181 planes_.resize(depth);
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182
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183 for (unsigned int z = 0; z < depth; z++)
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184 {
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185 planes_[z] = geometry.GetProjectionSlice(projection_, z);
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186 }
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187
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188 UpdateLayers();
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189 }
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190
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191 void RtViewerView::UpdateLayers()
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192 {
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193 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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194
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195 if (planes_.size() == 0)
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196 {
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197 RetrieveGeometry();
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198 }
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199
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200 if (currentPlane_ < planes_.size())
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201 {
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202 if (ctVolumeLayerSource_.get() != NULL)
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203 {
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204 ctVolumeLayerSource_->Update(planes_[currentPlane_]);
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205 }
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206 if (doseVolumeLayerSource_.get() != NULL)
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207 {
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208 doseVolumeLayerSource_->Update(planes_[currentPlane_]);
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209 }
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210 if (structLayerSource_.get() != NULL)
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211 {
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212 structLayerSource_->Update(planes_[currentPlane_]);
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213 }
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214 }
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215 lock->Invalidate();
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216 }
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217
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218 void RtViewerView::PrepareViewport()
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219 {
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220 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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221 ViewportController& controller = lock->GetController();
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222 Scene2D& scene = controller.GetScene();
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223 ICompositor& compositor = lock->GetCompositor();
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224
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225 // False means we do NOT let a hi-DPI aware desktop managedr treat this as a legacy application that requires
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226 // scaling.
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227 controller.FitContent(compositor.GetCanvasWidth(), compositor.GetCanvasHeight());
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228
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229
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230 compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT,
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231 FONT_SIZE_0, Orthanc::Encoding_Latin1);
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232 compositor.SetFont(1, Orthanc::EmbeddedResources::UBUNTU_FONT,
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233 FONT_SIZE_1, Orthanc::Encoding_Latin1);
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234 }
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235
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236 void RtViewerView::SetInfoDisplayMessage(
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237 std::string key, std::string value)
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238 {
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239 if (value == "")
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240 infoTextMap_.erase(key);
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241 else
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242 infoTextMap_[key] = value;
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243 DisplayInfoText();
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244 }
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245
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246 void RtViewerView::RegisterMessages()
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247 {
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248 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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249 ViewportController& controller = lock->GetController();
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250 Scene2D& scene = controller.GetScene();
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251 Register<ViewportController::SceneTransformChanged>(controller, &RtViewerView::OnSceneTransformChanged);
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252 }
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253
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254 void RtViewerView::CreateLayers(boost::shared_ptr<OrthancSeriesVolumeProgressiveLoader> ctLoader,
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255 boost::shared_ptr<OrthancMultiframeVolumeLoader> doseLoader,
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256 boost::shared_ptr<DicomVolumeImage> doseVolume,
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257 boost::shared_ptr<DicomStructureSetLoader> rtstructLoader)
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258 {
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259 /**
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260 Configure the CT
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261 */
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262 std::auto_ptr<GrayscaleStyleConfigurator> style(new GrayscaleStyleConfigurator);
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263 style->SetLinearInterpolation(true);
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264
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265 this->SetCtVolumeSlicer(ctLoader, style.release());
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266
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267 {
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268 std::unique_ptr<LookupTableStyleConfigurator> config(new LookupTableStyleConfigurator);
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269 config->SetLookupTable(Orthanc::EmbeddedResources::COLORMAP_HOT);
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270
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271 boost::shared_ptr<DicomVolumeImageMPRSlicer> tmp(new DicomVolumeImageMPRSlicer(doseVolume));
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272 this->SetDoseVolumeSlicer(tmp, config.release());
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273 }
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274
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275 this->SetStructureSet(rtstructLoader);
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276 }
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277
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278 void RtViewerView::SetCtVolumeSlicer(const boost::shared_ptr<OrthancStone::IVolumeSlicer>& volume,
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279 OrthancStone::ILayerStyleConfigurator* style)
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280 {
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281 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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282 ViewportController& controller = lock->GetController();
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283 Scene2D& scene = controller.GetScene();
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284 int depth = scene.GetMaxDepth() + 1;
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285
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286 ctVolumeLayerSource_.reset(new OrthancStone::VolumeSceneLayerSource(scene, depth, volume));
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287
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288 if (style != NULL)
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289 {
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290 ctVolumeLayerSource_->SetConfigurator(style);
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291 }
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292 }
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293
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294 void RtViewerView::SetDoseVolumeSlicer(const boost::shared_ptr<OrthancStone::IVolumeSlicer>& volume,
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295 OrthancStone::ILayerStyleConfigurator* style)
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296 {
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297 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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298 ViewportController& controller = lock->GetController();
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299 Scene2D& scene = controller.GetScene();
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300 int depth = scene.GetMaxDepth() + 1;
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301
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302 doseVolumeLayerSource_.reset(new OrthancStone::VolumeSceneLayerSource(scene, depth, volume));
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303
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304 if (style != NULL)
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305 {
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306 doseVolumeLayerSource_->SetConfigurator(style);
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307 }
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308 }
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309
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310 void RtViewerView::SetStructureSet(const boost::shared_ptr<OrthancStone::DicomStructureSetLoader>& volume)
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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 structLayerSource_.reset(new OrthancStone::VolumeSceneLayerSource(scene, depth, volume));
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318 }
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319 }