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430
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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 "RadiographySceneWriter.h"
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23
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24 #include <Core/OrthancException.h>
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25 #include <Core/Images/PngWriter.h>
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26 #include <Core/Toolbox.h>
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27
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28 namespace OrthancStone
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29 {
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30 void RadiographySceneWriter::Write(Json::Value& output, const RadiographyScene& scene)
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31 {
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32 output["version"] = 1;
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33 output["layers"] = Json::arrayValue;
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34
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35 std::vector<size_t> layersIndexes;
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36 scene.GetLayersIndexes(layersIndexes);
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37
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38 for (std::vector<size_t>::iterator itLayerIndex = layersIndexes.begin(); itLayerIndex < layersIndexes.end(); itLayerIndex++)
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39 {
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40 Json::Value layer;
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41 WriteLayer(layer, scene.GetLayer(*itLayerIndex));
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42 output["layers"].append(layer);
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43 }
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44 }
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45
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46 void RadiographySceneWriter::WriteLayer(Json::Value& output, const RadiographyDicomLayer& layer)
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47 {
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48 output["type"] = "dicom";
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49 output["instanceId"] = layer.GetInstanceId();
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50 output["frame"] = layer.GetFrame();
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51 }
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52
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53 void RadiographySceneWriter::WriteLayer(Json::Value& output, const RadiographyTextLayer& layer)
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54 {
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55 output["type"] = "text";
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56 output["text"] = layer.GetText();
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57 output["fontName"] = layer.GetFontName();
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58 }
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59
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60 void RadiographySceneWriter::WriteLayer(Json::Value& output, const RadiographyAlphaLayer& layer)
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61 {
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62 output["type"] = "alpha";
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63
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64 //output["bitmap"] =
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65 const Orthanc::ImageAccessor& alpha = layer.GetAlpha();
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66
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67 Orthanc::PngWriter pngWriter;
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68 std::string pngContent;
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69 std::string pngContentBase64;
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70 pngWriter.WriteToMemory(pngContent, alpha);
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71
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72 Orthanc::Toolbox::EncodeDataUriScheme(pngContentBase64, "image/png", pngContent);
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73 output["content"] = pngContentBase64;
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74 output["foreground"] = layer.GetForegroundValue();
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75 output["isUsingWindowing"] = layer.IsUsingWindowing();
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76 }
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77
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78 void RadiographySceneWriter::WriteLayer(Json::Value& output, const RadiographyLayer& layer)
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79 {
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80 const RadiographyLayer::Geometry& geometry = layer.GetGeometry();
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81
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82 {// crop
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83 Json::Value crop;
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84 if (geometry.HasCrop())
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85 {
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86 unsigned int x, y, width, height;
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87 geometry.GetCrop(x, y, width, height);
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88 crop["hasCrop"] = true;
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89 crop["x"] = x;
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90 crop["y"] = y;
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91 crop["width"] = width;
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92 crop["height"] = height;
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93 }
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94 else
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95 {
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96 crop["hasCrop"] = false;
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97 }
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98
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99 output["crop"] = crop;
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100 }
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101
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102 output["angle"] = geometry.GetAngle();
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103 output["isResizable"] = geometry.IsResizeable();
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104
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105 {// pan
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106 Json::Value pan;
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107 pan["x"] = geometry.GetPanX();
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108 pan["y"] = geometry.GetPanY();
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109 output["pan"] = pan;
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110 }
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111
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112 {// pixelSpacing
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113 Json::Value pan;
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114 pan["x"] = geometry.GetPixelSpacingX();
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115 pan["y"] = geometry.GetPixelSpacingY();
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116 output["pixelSpacing"] = pan;
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117 }
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118
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119 if (dynamic_cast<const RadiographyTextLayer*>(&layer) != NULL)
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120 {
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121 WriteLayer(output, dynamic_cast<const RadiographyTextLayer&>(layer));
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122 }
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123 else if (dynamic_cast<const RadiographyDicomLayer*>(&layer) != NULL)
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124 {
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125 WriteLayer(output, dynamic_cast<const RadiographyDicomLayer&>(layer));
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126 }
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127 else if (dynamic_cast<const RadiographyAlphaLayer*>(&layer) != NULL)
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128 {
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129 WriteLayer(output, dynamic_cast<const RadiographyAlphaLayer&>(layer));
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130 }
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131 else
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132 {
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133 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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134 }
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135 }
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136 }
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