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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 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #pragma once
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34
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35 #include "GeometryToolbox.h"
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36 #include "../../Resources/Orthanc/Plugins/Samples/Common/IOrthancConnection.h"
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37
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38 #include <map>
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39 #include <stdint.h>
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40 #include <json/value.h>
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41
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42 namespace OrthancStone
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43 {
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44 // This class is NOT thread-safe
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45 // This is a lightweight alternative to Orthanc::DicomMap
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46 class DicomDataset : public boost::noncopyable
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47 {
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48 public:
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49 typedef std::pair<uint16_t, uint16_t> Tag;
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50
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51 private:
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52 typedef std::map<Tag, std::string> Values;
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53
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54 Values values_;
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55
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56 void Parse(const std::string& content);
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57
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58 void Parse(const Json::Value& content);
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59
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60 public:
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61 DicomDataset(const std::string& content)
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62 {
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63 Parse(content);
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64 }
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65
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66 DicomDataset(const Json::Value& content)
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67 {
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68 Parse(content);
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69 }
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70
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71 DicomDataset(OrthancPlugins::IOrthancConnection& orthanc,
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72 const std::string& instanceId);
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73
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74 bool HasTag(const Tag& tag) const
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75 {
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76 return values_.find(tag) != values_.end();
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77 }
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78
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79 std::string GetStringValue(const Tag& tag) const;
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80
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81 std::string GetStringValue(const Tag& tag,
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82 const std::string& defaultValue) const;
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83
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84 float GetFloatValue(const Tag& tag) const;
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85
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86 double GetDoubleValue(const Tag& tag) const;
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87
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88 int GetIntegerValue(const Tag& tag) const;
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89
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90 unsigned int GetUnsignedIntegerValue(const Tag& tag) const;
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91
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92 void GetVectorValue(Vector& vector,
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93 const Tag& tag,
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94 size_t expectedSize) const;
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95
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96 void GetVectorValue(Vector& vector,
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97 const Tag& tag) const;
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98
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99 void Print() const;
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100
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101 bool IsGrayscale() const;
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102
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103 void GetPixelSpacing(double& spacingX,
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104 double& spacingY) const;
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105 };
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106
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107
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108 static const DicomDataset::Tag DICOM_TAG_COLUMNS(0x0028, 0x0011);
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109 static const DicomDataset::Tag DICOM_TAG_IMAGE_ORIENTATION_PATIENT(0x0020, 0x0037);
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110 static const DicomDataset::Tag DICOM_TAG_IMAGE_POSITION_PATIENT(0x0020, 0x0032);
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111 static const DicomDataset::Tag DICOM_TAG_NUMBER_OF_FRAMES(0x0028, 0x0008);
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112 static const DicomDataset::Tag DICOM_TAG_PIXEL_REPRESENTATION(0x0028, 0x0103);
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113 static const DicomDataset::Tag DICOM_TAG_PIXEL_SPACING(0x0028, 0x0030);
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114 static const DicomDataset::Tag DICOM_TAG_RESCALE_INTERCEPT(0x0028, 0x1052);
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115 static const DicomDataset::Tag DICOM_TAG_RESCALE_SLOPE(0x0028, 0x1053);
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116 static const DicomDataset::Tag DICOM_TAG_ROWS(0x0028, 0x0010);
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117 static const DicomDataset::Tag DICOM_TAG_SLICE_THICKNESS(0x0018, 0x0050);
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118 static const DicomDataset::Tag DICOM_TAG_WINDOW_CENTER(0x0028, 0x1050);
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119 static const DicomDataset::Tag DICOM_TAG_WINDOW_WIDTH(0x0028, 0x1051);
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120 static const DicomDataset::Tag DICOM_TAG_PHOTOMETRIC_INTERPRETATION(0x0028, 0x0004);
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121 }
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