Mercurial > hg > orthanc-stone

annotate Framework/Loaders/SeriesFramesLoader.h @ 1271:0ca50d275b9a broker

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 31 Jan 2020 17:34:57 +0100
parents b9b5d4378874
children 28c64c246312
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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 #if !defined(ORTHANC_ENABLE_DCMTK)
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25 # error The macro ORTHANC_ENABLE_DCMTK must be defined
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26 #endif
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27
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28 #include "OracleScheduler.h"
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29 #include "DicomSource.h"
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30 #include "SeriesOrderedFrames.h"
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31 #include "ILoaderFactory.h"
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32
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33 namespace OrthancStone
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34 {
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35 class SeriesFramesLoader :
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36 public ObserverBase<SeriesFramesLoader>,
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37 public IObservable
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38 {
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39 private:
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40 class Payload;
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41
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42 ILoadersContext& context_;
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43 SeriesOrderedFrames frames_;
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44 std::string dicomDirPath_;
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45 boost::shared_ptr<LoadedDicomResources> dicomDir_;
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46
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47 SeriesFramesLoader(ILoadersContext& context,
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48 LoadedDicomResources& instances,
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49 const std::string& dicomDirPath,
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50 boost::shared_ptr<LoadedDicomResources> dicomDir);
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51
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52 void EmitMessage(const Payload& payload,
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53 const Orthanc::ImageAccessor& image);
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54
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55 #if ORTHANC_ENABLE_DCMTK == 1
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56 void HandleDicom(const Payload& payload,
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57 Orthanc::ParsedDicomFile& dicom);
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58 #endif
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59
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60 void HandleDicomWebRendered(const Payload& payload,
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61 const std::string& body,
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62 const std::map<std::string, std::string>& headers);
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63
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64 #if ORTHANC_ENABLE_DCMTK == 1
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65 void Handle(const ParseDicomSuccessMessage& message);
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66 #endif
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67
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68 void Handle(const GetOrthancImageCommand::SuccessMessage& message);
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69
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70 void Handle(const GetOrthancWebViewerJpegCommand::SuccessMessage& message);
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71
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72 void Handle(const OrthancRestApiCommand::SuccessMessage& message);
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73
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74 void Handle(const HttpCommand::SuccessMessage& message);
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75
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76 void GetPreviewWindowing(float& center,
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77 float& width,
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78 size_t index) const;
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79
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80 public:
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81 class FrameLoadedMessage : public OriginMessage<SeriesFramesLoader>
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82 {
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83 ORTHANC_STONE_MESSAGE(__FILE__, __LINE__);
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84
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85 private:
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86 size_t frameIndex_;
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87 unsigned int quality_;
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88 const Orthanc::ImageAccessor& image_;
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89 const Orthanc::DicomMap& instance_;
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90 const DicomInstanceParameters& parameters_;
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91 Orthanc::IDynamicObject* userPayload_; // Ownership is maintained by the caller
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92
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93 public:
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94 FrameLoadedMessage(const SeriesFramesLoader& loader,
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95 size_t frameIndex,
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96 unsigned int quality,
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97 const Orthanc::ImageAccessor& image,
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98 const Orthanc::DicomMap& instance,
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99 const DicomInstanceParameters& parameters,
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100 Orthanc::IDynamicObject* userPayload) :
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101 OriginMessage(loader),
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102 frameIndex_(frameIndex),
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103 quality_(quality),
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104 image_(image),
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105 instance_(instance),
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106 parameters_(parameters),
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107 userPayload_(userPayload)
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108 {
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109 }
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110
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111 size_t GetFrameIndex() const
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112 {
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113 return frameIndex_;
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114 }
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115
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116 unsigned int GetQuality() const
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117 {
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118 return quality_;
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119 }
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120
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121 const Orthanc::ImageAccessor& GetImage() const
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122 {
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123 return image_;
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124 }
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125
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126 const Orthanc::DicomMap& GetInstance() const
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127 {
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128 return instance_;
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129 }
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130
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131 const DicomInstanceParameters& GetInstanceParameters() const
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132 {
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133 return parameters_;
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134 }
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135
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136 bool HasUserPayload() const
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137 {
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138 return userPayload_ != NULL;
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139 }
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140
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141 Orthanc::IDynamicObject& GetUserPayload() const;
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142 };
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143
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144
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145 class Factory : public ILoaderFactory
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146 {
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147 private:
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148 LoadedDicomResources& instances_;
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149 std::string dicomDirPath_;
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150 boost::shared_ptr<LoadedDicomResources> dicomDir_;
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151
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152 public:
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153 // No "const" because "LoadedDicomResources::GetResource()" will call "Flatten()"
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154 Factory(LoadedDicomResources& instances) :
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155 instances_(instances)
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156 {
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157 }
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158
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159 void SetDicomDir(const std::string& dicomDirPath,
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160 boost::shared_ptr<LoadedDicomResources> dicomDir);
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161
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162 virtual boost::shared_ptr<IObserver> Create(ILoadersContext::ILock& context);
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163 };
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164
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165 const SeriesOrderedFrames& GetOrderedFrames() const
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166 {
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167 return frames_;
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168 }
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169
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170 void ScheduleLoadFrame(int priority,
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171 const DicomSource& source,
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172 size_t index,
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173 unsigned int quality,
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174 Orthanc::IDynamicObject* userPayload /* transfer ownership */);
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175 };
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176 }