Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Loaders/LoadedDicomResources.cpp @ 1652:fa9e6bf84958

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integrating pdf.js into Stone Web viewer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 16 Nov 2020 20:47:53 +0100
parents 8563ea5d8ae4
children 9ac2a65d4172
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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 Lesser 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 * Lesser 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 Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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21
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22
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23 #include "LoadedDicomResources.h"
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24
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25 #include <OrthancException.h>
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27 #include <cassert>
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29
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30 namespace OrthancStone
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31 {
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32 void LoadedDicomResources::Flatten()
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33 {
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34 // Lazy generation of a "std::vector" from the "std::map"
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35 if (flattened_.empty())
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36 {
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37 flattened_.resize(resources_.size());
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38
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39 size_t pos = 0;
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40 for (Resources::const_iterator it = resources_.begin(); it != resources_.end(); ++it)
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41 {
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42 assert(it->second != NULL);
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43 flattened_[pos++] = it->second;
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44 }
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45 }
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46 else
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47 {
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48 // No need to flatten
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49 assert(flattened_.size() == resources_.size());
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50 }
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51 }
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52
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53
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54 void LoadedDicomResources::AddFromDicomWebInternal(const Json::Value& dicomweb)
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55 {
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56 assert(dicomweb.type() == Json::objectValue);
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57 Orthanc::DicomMap dicom;
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58 dicom.FromDicomWeb(dicomweb);
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59 AddResource(dicom);
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60 }
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61
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62
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63 LoadedDicomResources::LoadedDicomResources(const LoadedDicomResources& other,
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64 const Orthanc::DicomTag& indexedTag) :
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65 indexedTag_(indexedTag)
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66 {
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67 for (Resources::const_iterator it = other.resources_.begin();
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68 it != other.resources_.end(); ++it)
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69 {
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70 assert(it->second != NULL);
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71 AddResource(*it->second);
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72 }
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73 }
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74
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75 void LoadedDicomResources::Clear()
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76 {
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77 for (Resources::iterator it = resources_.begin(); it != resources_.end(); ++it)
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78 {
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79 assert(it->second != NULL);
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80 delete it->second;
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81 }
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82
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83 resources_.clear();
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84 flattened_.clear();
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85 }
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86
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87
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88 Orthanc::DicomMap& LoadedDicomResources::GetResource(size_t index)
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89 {
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90 Flatten();
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91
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92 if (index >= flattened_.size())
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93 {
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94 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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95 }
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96 else
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97 {
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98 assert(flattened_[index] != NULL);
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99 return *flattened_[index];
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100 }
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101 }
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102
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103
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104 void LoadedDicomResources::MergeResource(Orthanc::DicomMap& target,
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105 const std::string& id) const
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106 {
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107 Resources::const_iterator it = resources_.find(id);
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108
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109 if (it == resources_.end())
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110 {
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111 throw Orthanc::OrthancException(Orthanc::ErrorCode_InexistentItem);
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112 }
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113 else
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114 {
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115 assert(it->second != NULL);
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116 target.Merge(*it->second);
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117 }
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118 }
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119
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120
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121 bool LoadedDicomResources::LookupStringValue(std::string& target,
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122 const std::string& id,
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123 const Orthanc::DicomTag& tag) const
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124 {
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125 Resources::const_iterator found = resources_.find(id);
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126
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127 if (found == resources_.end())
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128 {
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129 return false;
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130 }
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131 else
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132 {
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133 assert(found->second != NULL);
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134 return found->second->LookupStringValue(target, tag, false);
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135 }
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136 }
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137
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138
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139 void LoadedDicomResources::AddResource(const Orthanc::DicomMap& dicom)
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140 {
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141 std::string id;
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142
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143 if (dicom.LookupStringValue(id, indexedTag_, false /* no binary value */) &&
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144 resources_.find(id) == resources_.end() /* Don't index twice the same resource */)
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145 {
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146 resources_[id] = dicom.Clone();
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147 flattened_.clear(); // Invalidate the flattened version
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148 }
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149 }
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150
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151
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152 void LoadedDicomResources::AddFromOrthanc(const Json::Value& tags)
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153 {
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154 Orthanc::DicomMap dicom;
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155 dicom.FromDicomAsJson(tags);
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156 AddResource(dicom);
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157 }
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158
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159
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160 void LoadedDicomResources::AddFromDicomWeb(const Json::Value& dicomweb)
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161 {
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162 if (dicomweb.type() == Json::objectValue)
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163 {
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164 AddFromDicomWebInternal(dicomweb);
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165 }
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166 else if (dicomweb.type() == Json::arrayValue)
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167 {
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168 for (Json::Value::ArrayIndex i = 0; i < dicomweb.size(); i++)
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169 {
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170 if (dicomweb[i].type() == Json::objectValue)
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171 {
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172 AddFromDicomWebInternal(dicomweb[i]);
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173 }
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174 else
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175 {
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176 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol);
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177 }
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178 }
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179 }
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180 else
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181 {
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182 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol);
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183 }
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184 }
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185
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186
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187 bool LoadedDicomResources::LookupTagValueConsensus(std::string& target,
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188 const Orthanc::DicomTag& tag) const
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189 {
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190 typedef std::map<std::string, unsigned int> Counter;
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191
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diff changeset
192 Counter counter;
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193
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194 for (Resources::const_iterator it = resources_.begin(); it != resources_.end(); ++it)
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195 {
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parents:
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196 assert(it->second != NULL);
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197
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198 std::string value;
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199 if (it->second->LookupStringValue(value, tag, false))
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parents:
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200 {
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parents:
diff changeset
201 Counter::iterator found = counter.find(value);
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parents:
diff changeset
202 if (found == counter.end())
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parents:
diff changeset
203 {
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parents:
diff changeset
204 counter[value] = 1;
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205 }
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parents:
diff changeset
206 else
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parents:
diff changeset
207 {
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parents:
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208 found->second ++;
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209 }
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parents:
diff changeset
210 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
211 }
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parents:
diff changeset
212
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parents:
diff changeset
213 Counter::const_iterator best = counter.end();
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parents:
diff changeset
214
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parents:
diff changeset
215 for (Counter::const_iterator it = counter.begin(); it != counter.end(); ++it)
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parents:
diff changeset
216 {
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parents:
diff changeset
217 if (best == counter.end() ||
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
218 best->second < it->second)
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parents:
diff changeset
219 {
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parents:
diff changeset
220 best = it;
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parents:
diff changeset
221 }
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parents:
diff changeset
222 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
223
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
224 if (best == counter.end())
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
225 {
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parents:
diff changeset
226 return false;
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parents:
diff changeset
227 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
228 else
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parents:
diff changeset
229 {
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parents:
diff changeset
230 target = best->first;
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parents:
diff changeset
231 return true;
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parents:
diff changeset
232 }
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parents:
diff changeset
233 }
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parents:
diff changeset
234 }