Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Loaders/SeriesFramesLoader.h @ 1534:0443d04416d9

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 07 Aug 2020 21:48:43 +0200
parents 244ad1e4e76a
children 85e117739eca
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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
1471
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24 #include "../OrthancStone.h"
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25
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26 #if !defined(ORTHANC_ENABLE_DCMTK)
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27 # error The macro ORTHANC_ENABLE_DCMTK must be defined
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28 #endif
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29
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30 #include "OracleScheduler.h"
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31 #include "DicomSource.h"
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32 #include "SeriesOrderedFrames.h"
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33 #include "ILoaderFactory.h"
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34
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35 namespace OrthancStone
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36 {
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37 class SeriesFramesLoader :
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38 public ObserverBase<SeriesFramesLoader>,
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39 public IObservable
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40 {
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41 private:
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42 class Payload;
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43
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44 ILoadersContext& context_;
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45 SeriesOrderedFrames frames_;
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46 std::string dicomDirPath_;
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47 boost::shared_ptr<LoadedDicomResources> dicomDir_;
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48
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49 SeriesFramesLoader(ILoadersContext& context,
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50 LoadedDicomResources& instances,
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51 const std::string& dicomDirPath,
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52 boost::shared_ptr<LoadedDicomResources> dicomDir);
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53
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54 void EmitMessage(const Payload& payload,
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55 const Orthanc::ImageAccessor& image);
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56
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57 #if ORTHANC_ENABLE_DCMTK == 1
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58 void HandleDicom(const Payload& payload,
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59 Orthanc::ParsedDicomFile& dicom);
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60 #endif
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61
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62 void HandleDicomWebRendered(const Payload& payload,
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63 const std::string& body,
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64 const std::map<std::string, std::string>& headers);
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65
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66 #if ORTHANC_ENABLE_DCMTK == 1
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67 void Handle(const ParseDicomSuccessMessage& message);
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68 #endif
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69
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70 void Handle(const GetOrthancImageCommand::SuccessMessage& message);
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71
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72 void Handle(const GetOrthancWebViewerJpegCommand::SuccessMessage& message);
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73
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74 void Handle(const OrthancRestApiCommand::SuccessMessage& message);
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75
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76 void Handle(const HttpCommand::SuccessMessage& message);
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77
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78 void GetPreviewWindowing(float& center,
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79 float& width,
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80 size_t index) const;
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81
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82 public:
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83 class FrameLoadedMessage : public OriginMessage<SeriesFramesLoader>
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84 {
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85 ORTHANC_STONE_MESSAGE(__FILE__, __LINE__);
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86
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87 private:
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88 size_t frameIndex_;
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89 unsigned int quality_;
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90 const Orthanc::ImageAccessor& image_;
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91 const Orthanc::DicomMap& instance_;
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92 const DicomInstanceParameters& parameters_;
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93 Orthanc::IDynamicObject* userPayload_; // Ownership is maintained by the caller
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94
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95 public:
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96 FrameLoadedMessage(const SeriesFramesLoader& loader,
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97 size_t frameIndex,
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98 unsigned int quality,
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99 const Orthanc::ImageAccessor& image,
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100 const Orthanc::DicomMap& instance,
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101 const DicomInstanceParameters& parameters,
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102 Orthanc::IDynamicObject* userPayload) :
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103 OriginMessage(loader),
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104 frameIndex_(frameIndex),
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105 quality_(quality),
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106 image_(image),
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107 instance_(instance),
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108 parameters_(parameters),
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109 userPayload_(userPayload)
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110 {
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111 }
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112
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113 size_t GetFrameIndex() const
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114 {
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115 return frameIndex_;
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116 }
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117
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118 unsigned int GetQuality() const
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119 {
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120 return quality_;
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121 }
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122
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123 const Orthanc::ImageAccessor& GetImage() const
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124 {
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125 return image_;
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126 }
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127
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128 const Orthanc::DicomMap& GetInstance() const
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129 {
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130 return instance_;
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131 }
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132
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133 const DicomInstanceParameters& GetInstanceParameters() const
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134 {
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135 return parameters_;
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136 }
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137
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138 bool HasUserPayload() const
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139 {
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140 return userPayload_ != NULL;
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141 }
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142
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143 Orthanc::IDynamicObject& GetUserPayload() const;
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144 };
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145
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146
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147 class Factory : public ILoaderFactory
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148 {
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149 private:
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150 LoadedDicomResources& instances_;
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151 std::string dicomDirPath_;
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152 boost::shared_ptr<LoadedDicomResources> dicomDir_;
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153
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154 public:
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155 // No "const" because "LoadedDicomResources::GetResource()" will call "Flatten()"
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156 Factory(LoadedDicomResources& instances) :
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157 instances_(instances)
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158 {
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159 }
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160
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161 void SetDicomDir(const std::string& dicomDirPath,
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162 boost::shared_ptr<LoadedDicomResources> dicomDir);
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163
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164 virtual boost::shared_ptr<IObserver> Create(ILoadersContext::ILock& context);
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165 };
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166
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167 const SeriesOrderedFrames& GetOrderedFrames() const
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168 {
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169 return frames_;
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170 }
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171
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172 void ScheduleLoadFrame(int priority,
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173 const DicomSource& source,
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174 size_t index,
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175 unsigned int quality,
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176 Orthanc::IDynamicObject* userPayload /* transfer ownership */);
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177 };
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178 }