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annotate Framework/Loaders/DicomStructureSetLoader.h @ 1270:2d8ab34c8c91

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 31 Jan 2020 17:34:29 +0100
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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 "../Toolbox/DicomStructureSet.h"
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25 #include "../Volumes/IVolumeSlicer.h"
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26 #include "LoaderStateMachine.h"
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27
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28 #include <vector>
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29
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30 namespace OrthancStone
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31 {
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32 class DicomStructureSetLoader :
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33 public LoaderStateMachine,
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34 public IVolumeSlicer,
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35 public IObservable
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36 {
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37 private:
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38 class Slice;
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39
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40 // States of LoaderStateMachine
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41 class AddReferencedInstance; // 3rd state
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42 class LookupInstance; // 2nd state
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43 class LoadStructure; // 1st state
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44
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45 std::auto_ptr<DicomStructureSet> content_;
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46 uint64_t revision_;
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47 std::string instanceId_;
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48 unsigned int countProcessedInstances_;
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49 unsigned int countReferencedInstances_;
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50
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51 // will be set to true once the loading is finished
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52 bool structuresReady_;
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53
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54 /**
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55 At load time, these strings are used to initialize the structureVisibility_
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56 vector.
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57
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58 As a special case, if initiallyVisibleStructures_ contains a single string
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59 that is '*', ALL structures will be made visible.
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60 */
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61 std::vector<std::string> initiallyVisibleStructures_;
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62
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63 /**
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64 Contains the "Should this structure be displayed?" flag for all structures.
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65 Only filled when structures are loaded.
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66
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67 Changing this value directly affects the rendering
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68 */
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69 std::vector<bool> structureVisibility_;
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70
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71 public:
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72 ORTHANC_STONE_DEFINE_ORIGIN_MESSAGE(__FILE__, __LINE__, StructuresReady, DicomStructureSetLoader);
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73
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74 DicomStructureSetLoader(IOracle& oracle,
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75 IObservable& oracleObservable);
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76
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77 DicomStructureSet* GetContent()
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78 {
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79 return content_.get();
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80 }
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81
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82 void SetStructureDisplayState(size_t structureIndex, bool display);
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83
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84 bool GetStructureDisplayState(size_t structureIndex) const
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85 {
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86 return structureVisibility_.at(structureIndex);
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87 }
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88
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89 ~DicomStructureSetLoader();
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91 void LoadInstance(const std::string& instanceId,
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92 const std::vector<std::string>& initiallyVisibleStructures = std::vector<std::string>());
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93
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94 virtual IExtractedSlice* ExtractSlice(const CoordinateSystem3D& cuttingPlane) ORTHANC_OVERRIDE;
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96 void SetStructuresReady();
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98 bool AreStructuresReady() const;
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99 };
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100 }