Mercurial > hg > orthanc-stone

annotate Framework/Radiography/RadiographySceneReader.cpp @ 620:fd9b9d993fc7 am-dev

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added flip to RadiographyLayer
author Alain Mazy <alain@mazy.be>
date Tue, 07 May 2019 11:15:57 +0200
parents 92305ee35b1c
children 8d66efecd91c
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "RadiographySceneReader.h"
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23
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24 #include <Core/Images/FontRegistry.h>
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25 #include <Core/Images/PngReader.h>
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26 #include <Core/OrthancException.h>
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27 #include <Core/Toolbox.h>
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28
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29 namespace OrthancStone
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30 {
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31
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32 void RadiographySceneBuilder::Read(const Json::Value& input, Orthanc::ImageAccessor* dicomImage /* takes ownership */,
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33 DicomFrameConverter* dicomFrameConverter /* takes ownership */,
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34 PhotometricDisplayMode preferredPhotometricDisplayMode
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35 )
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36 {
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37 dicomImage_.reset(dicomImage);
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38 dicomFrameConverter_.reset(dicomFrameConverter);
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39 preferredPhotometricDisplayMode_ = preferredPhotometricDisplayMode;
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40 Read(input);
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41 }
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42
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43 RadiographyDicomLayer* RadiographySceneBuilder::LoadDicom(const std::string& instanceId, unsigned int frame, RadiographyLayer::Geometry* geometry)
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44 {
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45 return dynamic_cast<RadiographyDicomLayer*>(&(scene_.LoadDicomImage(dicomImage_.release(), instanceId, frame, dicomFrameConverter_.release(), preferredPhotometricDisplayMode_, geometry)));
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46 }
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47
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48
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49 RadiographyDicomLayer* RadiographySceneReader::LoadDicom(const std::string& instanceId, unsigned int frame, RadiographyLayer::Geometry* geometry)
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50 {
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51 return dynamic_cast<RadiographyDicomLayer*>(&(scene_.LoadDicomFrame(orthancApiClient_, instanceId, frame, false, geometry)));
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52 }
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53
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54 void RadiographySceneBuilder::Read(const Json::Value& input)
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55 {
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56 unsigned int version = input["version"].asUInt();
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57
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58 if (version != 1)
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59 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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60
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61 RadiographyDicomLayer* dicomLayer = NULL;
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62 for(size_t layerIndex = 0; layerIndex < input["layers"].size(); layerIndex++)
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63 {
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64 const Json::Value& jsonLayer = input["layers"][(int)layerIndex];
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65 RadiographyLayer::Geometry geometry;
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66
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67 if (jsonLayer["type"].asString() == "dicom")
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68 {
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69 ReadLayerGeometry(geometry, jsonLayer);
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70 dicomLayer = LoadDicom(jsonLayer["instanceId"].asString(), jsonLayer["frame"].asUInt(), &geometry);
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71 }
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72 else if (jsonLayer["type"].asString() == "mask")
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73 {
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74 if (dicomLayer == NULL)
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75 {
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76 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // we always assumed the dicom layer was read before the mask
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77 }
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78 ReadLayerGeometry(geometry, jsonLayer);
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79
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80 float foreground = jsonLayer["foreground"].asFloat();
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81 std::vector<Orthanc::ImageProcessing::ImagePoint> corners;
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82 for (size_t i = 0; i < jsonLayer["corners"].size(); i++)
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83 {
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84 Orthanc::ImageProcessing::ImagePoint corner(jsonLayer["corners"][(int)i]["x"].asInt(),
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85 jsonLayer["corners"][(int)i]["y"].asInt());
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86 corners.push_back(corner);
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87 }
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88
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89 scene_.LoadMask(corners, *dicomLayer, foreground, &geometry);
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90 }
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91 else if (jsonLayer["type"].asString() == "text")
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92 {
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93 if (fontRegistry_ == NULL || fontRegistry_->GetSize() == 0)
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94 {
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95 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); // you must provide a FontRegistry if you need to re-create text layers.
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96 }
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97
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98 ReadLayerGeometry(geometry, jsonLayer);
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99 const Orthanc::Font* font = fontRegistry_->FindFont(jsonLayer["fontName"].asString());
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100 if (font == NULL) // if not found, take the first font in the registry
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101 {
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102 font = &(fontRegistry_->GetFont(0));
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103 }
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104 scene_.LoadText(*font, jsonLayer["text"].asString(), &geometry);
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105 }
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106 else if (jsonLayer["type"].asString() == "alpha")
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107 {
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108 ReadLayerGeometry(geometry, jsonLayer);
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109
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110 const std::string& pngContentBase64 = jsonLayer["content"].asString();
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111 std::string pngContent;
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112 std::string mimeType;
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113 Orthanc::Toolbox::DecodeDataUriScheme(mimeType, pngContent, pngContentBase64);
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114
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115 std::auto_ptr<Orthanc::ImageAccessor> image;
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116 if (mimeType == "image/png")
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117 {
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118 image.reset(new Orthanc::PngReader());
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119 dynamic_cast<Orthanc::PngReader*>(image.get())->ReadFromMemory(pngContent);
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120 }
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121 else
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122 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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123
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124 RadiographyAlphaLayer& layer = dynamic_cast<RadiographyAlphaLayer&>(scene_.LoadAlphaBitmap(image.release(), &geometry));
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125
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126 if (!jsonLayer["isUsingWindowing"].asBool())
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127 {
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128 layer.SetForegroundValue((float)(jsonLayer["foreground"].asDouble()));
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129 }
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130 }
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131 else
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132 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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133 }
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134 }
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135
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136
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137 void RadiographySceneReader::Read(const Json::Value& input)
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138 {
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139 unsigned int version = input["version"].asUInt();
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140
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141 if (version != 1)
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142 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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143
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144 RadiographyDicomLayer* dicomLayer = NULL;
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145 for(size_t layerIndex = 0; layerIndex < input["layers"].size(); layerIndex++)
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146 {
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147 const Json::Value& jsonLayer = input["layers"][(int)layerIndex];
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148 RadiographyLayer::Geometry geometry;
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149
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150 if (jsonLayer["type"].asString() == "dicom")
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151 {
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152 ReadLayerGeometry(geometry, jsonLayer);
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153 dicomLayer = dynamic_cast<RadiographyDicomLayer*>(&(scene_.LoadDicomFrame(orthancApiClient_, jsonLayer["instanceId"].asString(), jsonLayer["frame"].asUInt(), false, &geometry)));
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154 }
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155 else if (jsonLayer["type"].asString() == "mask")
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156 {
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157 if (dicomLayer == NULL)
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158 {
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159 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); // we always assumed the dicom layer was read before the mask
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160 }
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161 ReadLayerGeometry(geometry, jsonLayer);
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162
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163 float foreground = jsonLayer["foreground"].asFloat();
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164 std::vector<Orthanc::ImageProcessing::ImagePoint> corners;
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165 for (size_t i = 0; i < jsonLayer["corners"].size(); i++)
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166 {
488
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167 Orthanc::ImageProcessing::ImagePoint corner(jsonLayer["corners"][(int)i]["x"].asInt(),
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168 jsonLayer["corners"][(int)i]["y"].asInt());
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169 corners.push_back(corner);
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170 }
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171
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172 scene_.LoadMask(corners, *dicomLayer, foreground, &geometry);
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173 }
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174 else if (jsonLayer["type"].asString() == "text")
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175 {
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176 if (fontRegistry_ == NULL || fontRegistry_->GetSize() == 0)
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177 {
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178 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); // you must provide a FontRegistry if you need to re-create text layers.
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179 }
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180
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181 ReadLayerGeometry(geometry, jsonLayer);
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182 const Orthanc::Font* font = fontRegistry_->FindFont(jsonLayer["fontName"].asString());
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183 if (font == NULL) // if not found, take the first font in the registry
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184 {
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185 font = &(fontRegistry_->GetFont(0));
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186 }
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187 scene_.LoadText(*font, jsonLayer["text"].asString(), &geometry);
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188 }
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189 else if (jsonLayer["type"].asString() == "alpha")
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190 {
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191 ReadLayerGeometry(geometry, jsonLayer);
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192
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193 const std::string& pngContentBase64 = jsonLayer["content"].asString();
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194 std::string pngContent;
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195 std::string mimeType;
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196 Orthanc::Toolbox::DecodeDataUriScheme(mimeType, pngContent, pngContentBase64);
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197
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198 std::auto_ptr<Orthanc::ImageAccessor> image;
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199 if (mimeType == "image/png")
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200 {
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201 image.reset(new Orthanc::PngReader());
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202 dynamic_cast<Orthanc::PngReader*>(image.get())->ReadFromMemory(pngContent);
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203 }
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204 else
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205 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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206
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207 RadiographyAlphaLayer& layer = dynamic_cast<RadiographyAlphaLayer&>(scene_.LoadAlphaBitmap(image.release(), &geometry));
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208
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209 if (!jsonLayer["isUsingWindowing"].asBool())
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210 {
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211 layer.SetForegroundValue((float)(jsonLayer["foreground"].asDouble()));
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212 }
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213 }
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214 else
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215 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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216 }
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217 }
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218
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219 void RadiographySceneBuilder::ReadLayerGeometry(RadiographyLayer::Geometry& geometry, const Json::Value& jsonLayer)
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220 {
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221 {// crop
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222 unsigned int x, y, width, height;
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223 if (jsonLayer["crop"]["hasCrop"].asBool())
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224 {
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225 x = jsonLayer["crop"]["x"].asUInt();
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226 y = jsonLayer["crop"]["y"].asUInt();
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227 width = jsonLayer["crop"]["width"].asUInt();
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228 height = jsonLayer["crop"]["height"].asUInt();
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229 geometry.SetCrop(x, y, width, height);
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230 }
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231 }
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232
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233 geometry.SetAngle(jsonLayer["angle"].asDouble());
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234 geometry.SetResizeable(jsonLayer["isResizable"].asBool());
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235 geometry.SetPan(jsonLayer["pan"]["x"].asDouble(), jsonLayer["pan"]["y"].asDouble());
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236 geometry.SetPixelSpacing(jsonLayer["pixelSpacing"]["x"].asDouble(), jsonLayer["pixelSpacing"]["y"].asDouble());
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237
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238 // these fields were introduced later -> they might not exist
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239 if (jsonLayer.isMember("verticalFlip"))
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240 {
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241 geometry.SetVerticalFlip(jsonLayer["verticalFlip"].asBool());
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242 }
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243 if (jsonLayer.isMember("horizontalFlip"))
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244 {
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245 geometry.SetHorizontalFlip(jsonLayer["horizontalFlip"].asBool());
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246 }
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247
430
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248 }
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249 }