Mercurial > hg > orthanc-stone

annotate Framework/Deprecated/Widgets/SliceViewerWidget.h @ 1345:0d6a01ffa1dd broker

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Clean version of the hack commited in the previous commit : the DicomStructureSetLoader now properly increments its revision during progressive loading. The "force update" method in the VolumeSceneLayerSource isn't needed anymore.
author Benjamin Golinvaux <bgo@osimis.io>
date Mon, 06 Apr 2020 09:17:40 +0200
parents 257f2c9a02ac
children
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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 #pragma once
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23
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24 #include "WorldSceneWidget.h"
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25 #include "../Layers/IVolumeSlicer.h"
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26 #include "../../Toolbox/Extent2D.h"
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27 #include "../../Messages/ObserverBase.h"
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29 #include <map>
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31 namespace Deprecated
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32 {
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33 class SliceViewerWidget :
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34 public WorldSceneWidget,
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35 public OrthancStone::ObserverBase<SliceViewerWidget>,
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36 public OrthancStone::IObservable
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37 {
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38 public:
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39 ORTHANC_STONE_DEFINE_ORIGIN_MESSAGE(__FILE__, __LINE__, GeometryChangedMessage, SliceViewerWidget);
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40 ORTHANC_STONE_DEFINE_ORIGIN_MESSAGE(__FILE__, __LINE__, ContentChangedMessage, SliceViewerWidget);
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43 // TODO - Use this message in ReferenceLineSource
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44 class DisplayedSliceMessage : public OrthancStone::OriginMessage<SliceViewerWidget>
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45 {
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46 ORTHANC_STONE_MESSAGE(__FILE__, __LINE__);
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48 private:
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49 const Deprecated::Slice& slice_;
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51 public:
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52 DisplayedSliceMessage(SliceViewerWidget& origin,
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53 const Deprecated::Slice& slice) :
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54 OriginMessage(origin),
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55 slice_(slice)
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56 {
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57 }
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58
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59 const Deprecated::Slice& GetSlice() const
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60 {
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61 return slice_;
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62 }
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63 };
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65 private:
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66 SliceViewerWidget(const SliceViewerWidget&);
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67 SliceViewerWidget& operator=(const SliceViewerWidget&);
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68
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69 class Scene : public boost::noncopyable
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70 {
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71 private:
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72 OrthancStone::CoordinateSystem3D plane_;
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73 double thickness_;
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74 size_t countMissing_;
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75 std::vector<ILayerRenderer*> renderers_;
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77 public:
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78 void DeleteLayer(size_t index);
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80 Scene(const OrthancStone::CoordinateSystem3D& plane,
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81 double thickness,
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82 size_t countLayers);
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83
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84 ~Scene();
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85
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86 void SetLayer(size_t index,
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87 ILayerRenderer* renderer); // Takes ownership
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88
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89 const OrthancStone::CoordinateSystem3D& GetPlane() const
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90 {
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91 return plane_;
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92 }
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93
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94 bool HasRenderer(size_t index)
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95 {
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96 return renderers_[index] != NULL;
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97 }
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98
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99 bool IsComplete() const
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100 {
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101 return countMissing_ == 0;
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102 }
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103
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104 unsigned int GetCountMissing() const
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105 {
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106 return static_cast<unsigned int>(countMissing_);
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107 }
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108
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109 bool RenderScene(OrthancStone::CairoContext& context,
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110 const ViewportGeometry& view,
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111 const OrthancStone::CoordinateSystem3D& viewportPlane);
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112
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113 void SetLayerStyle(size_t index,
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114 const RenderStyle& style);
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115
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116 bool ContainsPlane(const OrthancStone::CoordinateSystem3D& plane) const;
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117
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118 double GetThickness() const
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119 {
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120 return thickness_;
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121 }
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122 };
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123
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124
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125 typedef std::map<const IVolumeSlicer*, size_t> LayersIndex;
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126
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127 bool started_;
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128 LayersIndex layersIndex_;
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129 std::vector<boost::shared_ptr<IVolumeSlicer> > layers_;
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130 std::vector<RenderStyle> styles_;
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131 OrthancStone::CoordinateSystem3D plane_;
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132 std::unique_ptr<Scene> currentScene_;
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133 std::unique_ptr<Scene> pendingScene_;
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134 std::vector<bool> changedLayers_;
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135
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136 bool LookupLayer(size_t& index /* out */,
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137 const IVolumeSlicer& layer) const;
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138
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139 void GetLayerExtent(OrthancStone::Extent2D& extent,
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140 IVolumeSlicer& source) const;
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141
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142 void OnGeometryReady(const IVolumeSlicer::GeometryReadyMessage& message);
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143
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144 virtual void OnContentChanged(const IVolumeSlicer::ContentChangedMessage& message);
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145
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146 virtual void OnSliceChanged(const IVolumeSlicer::SliceContentChangedMessage& message);
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147
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148 virtual void OnLayerReady(const IVolumeSlicer::LayerReadyMessage& message);
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149
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150 virtual void OnLayerError(const IVolumeSlicer::LayerErrorMessage& message);
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151
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152 void ObserveLayer(IVolumeSlicer& source);
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153
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154 void ResetChangedLayers();
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155
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156 public:
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157 SliceViewerWidget(const std::string& name);
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158
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159 virtual OrthancStone::Extent2D GetSceneExtent();
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160
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161 protected:
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162 virtual bool RenderScene(OrthancStone::CairoContext& context,
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163 const ViewportGeometry& view);
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164
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165 void ResetPendingScene();
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166
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167 void UpdateLayer(size_t index,
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168 ILayerRenderer* renderer,
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169 const OrthancStone::CoordinateSystem3D& plane);
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170
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171 void InvalidateAllLayers();
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172
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173 void InvalidateLayer(size_t layer);
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174
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175 public:
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176 virtual ~SliceViewerWidget()
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177 {
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178 }
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179
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180 size_t AddLayer(boost::shared_ptr<IVolumeSlicer> layer);
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181
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182 void ReplaceLayer(size_t layerIndex, boost::shared_ptr<IVolumeSlicer> layer); // Takes ownership
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183
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184 void RemoveLayer(size_t layerIndex);
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185
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186 size_t GetLayerCount() const
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187 {
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188 return layers_.size();
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189 }
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190
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191 const RenderStyle& GetLayerStyle(size_t layer) const;
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192
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193 void SetLayerStyle(size_t layer,
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194 const RenderStyle& style);
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195
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196 void SetSlice(const OrthancStone::CoordinateSystem3D& plane);
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197
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198 const OrthancStone::CoordinateSystem3D& GetSlice() const
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199 {
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200 return plane_;
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201 }
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202
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203 virtual bool HasAnimation() const
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204 {
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205 return true;
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206 }
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207
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208 virtual void DoAnimation();
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209 };
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210 }