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annotate OrthancStone/Sources/Toolbox/OsiriX/CollectionOfAnnotations.cpp @ 1584:bd180f97c734

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parsing osirix annotations
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 21 Oct 2020 17:33:17 +0200
parents
children b782f78aed42
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1584
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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 #include "CollectionOfAnnotations.h"
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23
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24 #include "ArrayValue.h"
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25 #include "IntegerValue.h"
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26
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27 #include <OrthancException.h>
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28
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29 #include <cassert>
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30
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31 namespace OrthancStone
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32 {
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33 namespace OsiriX
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34 {
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35 static void GetAttributes(std::map<std::string, std::string>& target,
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36 const pugi::xml_node& node)
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37 {
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38 for (pugi::xml_attribute attr = node.first_attribute(); attr; attr = attr.next_attribute())
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39 {
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40 target[attr.name()] = attr.value();
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41 }
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42 }
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43
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44
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45 CollectionOfAnnotations::~CollectionOfAnnotations()
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46 {
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47 for (size_t i = 0; i < annotations_.size(); i++)
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48 {
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49 assert(annotations_[i] != NULL);
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50 delete annotations_[i];
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51 }
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52 }
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53
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54
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55 const Annotation& CollectionOfAnnotations::GetAnnotation(size_t i) const
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56 {
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57 if (i >= annotations_.size())
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58 {
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59 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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60 }
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61 else
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62 {
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63 assert(annotations_[i] != NULL);
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64 return *annotations_[i];
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65 }
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66 }
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67
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68
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69 void CollectionOfAnnotations::AddAnnotation(Annotation* annotation)
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70 {
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71 if (annotation == NULL)
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72 {
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73 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
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74 }
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75 else
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76 {
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77 annotations_.push_back(annotation);
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78 }
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79 }
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80
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81 void CollectionOfAnnotations::ParseXml(const std::string& xml)
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82 {
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83 pugi::xml_document doc;
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84 pugi::xml_parse_result result = doc.load_buffer(xml.empty() ? NULL : xml.c_str(), xml.size());
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85 if (!result)
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86 {
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87 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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88 }
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89
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90 const pugi::xml_node& root = doc.document_element();
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91 if (std::string(root.name()) != "plist" ||
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92 !root.first_child() ||
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93 root.first_child() != root.last_child())
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94 {
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95 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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96 }
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97
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98 std::map<std::string, std::string> attributes;
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99 GetAttributes(attributes, root);
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100
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101 std::map<std::string, std::string>::const_iterator version = attributes.find("version");
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102 if (version == attributes.end() ||
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103 version->second != "1.0")
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104 {
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105 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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106 }
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107
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108 std::unique_ptr<IValue> value(IValue::Parse(root.first_child()));
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109
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110 const DictionaryValue& dict = dynamic_cast<const DictionaryValue&>(*value);
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111
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112 std::set<std::string> annotations;
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113 dict.GetMembers(annotations);
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114
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115 for (std::set<std::string>::const_iterator
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116 it = annotations.begin(); it != annotations.end(); ++it)
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117 {
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118 const ArrayValue& images = dynamic_cast<const ArrayValue&>(dict.GetValue(*it));
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119
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120 for (size_t i = 0; i < images.GetSize(); i++)
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121 {
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122 const DictionaryValue& image = dynamic_cast<const DictionaryValue&>(images.GetValue(i));
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123 const IntegerValue& number = dynamic_cast<const IntegerValue&>(image.GetValue("NumberOfROIs"));
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124 const ArrayValue& rois = dynamic_cast<const ArrayValue&>(image.GetValue("ROIs"));
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125
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126 if (static_cast<int64_t>(rois.GetSize()) != number.GetValue())
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127 {
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128 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
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129 }
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130
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131 for (size_t j = 0; j < rois.GetSize(); j++)
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132 {
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133 const DictionaryValue& roi = dynamic_cast<const DictionaryValue&>(rois.GetValue(i));
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134
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135 std::unique_ptr<Annotation> annotation(Annotation::Create(roi));
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136 if (annotation.get() != NULL)
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137 {
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138 AddAnnotation(annotation.release());
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139 }
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140 }
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141 }
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142 }
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143 }
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144 }
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145 }