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annotate OrthancStone/Sources/Loaders/DicomVolumeLoader.h @ 1571:85e117739eca

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 21 Sep 2020 17:46:39 +0200
parents 244ad1e4e76a
children 4fb8fdf03314
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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 #include "../Volumes/DicomVolumeImage.h"
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25 #include "SeriesFramesLoader.h"
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26 #include "SeriesMetadataLoader.h"
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27
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28 namespace OrthancStone
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29 {
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30 class DicomVolumeLoader :
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31 public ObserverBase<DicomVolumeLoader>,
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32 public IObservable
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33 {
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34 private:
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35 boost::shared_ptr<SeriesFramesLoader> framesLoader_;
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36 boost::shared_ptr<DicomVolumeImage> volume_;
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37 bool isValid_;
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38 bool started_;
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39 size_t remaining_;
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40
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41 DicomVolumeLoader(boost::shared_ptr<SeriesFramesLoader>& framesLoader,
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42 bool computeRange);
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43
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44 void Handle(const OrthancStone::SeriesFramesLoader::FrameLoadedMessage& message);
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45
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46 public:
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47 class VolumeReadyMessage : public OriginMessage<DicomVolumeLoader>
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48 {
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49 ORTHANC_STONE_MESSAGE(__FILE__, __LINE__);
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50
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51 public:
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52 explicit VolumeReadyMessage(const DicomVolumeLoader& loader) :
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53 OriginMessage(loader)
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54 {
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55 }
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56
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57 const DicomVolumeImage& GetVolume() const
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58 {
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59 assert(GetOrigin().GetVolume());
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60 return *GetOrigin().GetVolume();
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61 }
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62 };
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63
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64
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65 class VolumeUpdatedMessage : public OriginMessage<DicomVolumeLoader>
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66 {
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67 ORTHANC_STONE_MESSAGE(__FILE__, __LINE__);
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68
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69 private:
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70 unsigned int axial_;
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71
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72 public:
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73 VolumeUpdatedMessage(const DicomVolumeLoader& loader,
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74 unsigned int axial) :
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75 OriginMessage(loader),
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76 axial_(axial)
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77 {
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78 }
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79
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80 unsigned int GetAxialIndex() const
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81 {
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82 return axial_;
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83 }
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84
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85 const DicomVolumeImage& GetVolume() const
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86 {
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87 assert(GetOrigin().GetVolume());
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88 return *GetOrigin().GetVolume();
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89 }
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90 };
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91
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92
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93 class Factory : public ILoaderFactory
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94 {
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95 private:
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96 SeriesFramesLoader::Factory framesFactory_;
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97 bool computeRange_;
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98
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99 public:
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100 explicit Factory(LoadedDicomResources& instances);
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101
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102 explicit Factory(const SeriesMetadataLoader::SuccessMessage& metadata);
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103
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104 void SetComputeRange(bool computeRange)
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105 {
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106 computeRange_ = computeRange;
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107 }
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108
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109 void SetDicomDir(const std::string& dicomDirPath,
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110 boost::shared_ptr<LoadedDicomResources> dicomDir)
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111 {
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112 framesFactory_.SetDicomDir(dicomDirPath, dicomDir);
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113 }
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114
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115 virtual boost::shared_ptr<IObserver> Create(ILoadersContext::ILock& context) ORTHANC_OVERRIDE;
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116 };
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117
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118 bool IsValid() const
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119 {
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120 return isValid_;
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121 }
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122
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123 bool IsFullyLoaded() const
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124 {
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125 return remaining_ == 0;
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126 }
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127
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128 boost::shared_ptr<DicomVolumeImage> GetVolume() const
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129 {
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130 return volume_;
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131 }
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132
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133 const SeriesOrderedFrames& GetOrderedFrames() const
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134 {
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135 return framesLoader_->GetOrderedFrames();
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136 }
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137
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138 void Start(int priority,
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139 const DicomSource& source);
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140 };
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141 }