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annotate OrthancFramework/Sources/DicomParsing/ParsedDicomDir.h @ 5485:48b8dae6dc77

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 04 Jan 2024 15:10:42 +0100
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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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) 2017-2024 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with this program. If not, see
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20 * <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24 #pragma once
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25
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26 #if ORTHANC_ENABLE_DCMTK != 1
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27 # error The macro ORTHANC_ENABLE_DCMTK must be set to 1 to use this file
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28 #endif
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29
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30 #include "../DicomFormat/DicomMap.h"
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31
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32 namespace Orthanc
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33 {
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34 class ORTHANC_PUBLIC ParsedDicomDir : public boost::noncopyable
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35 {
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36 private:
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37 typedef std::map<uint32_t, size_t> OffsetToIndex;
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38
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39 std::vector<DicomMap*> content_;
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40 std::vector<size_t> nextOffsets_;
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41 std::vector<size_t> lowerOffsets_;
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42 OffsetToIndex offsetToIndex_;
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43
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44 void Clear();
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45
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46 bool LookupIndexOfOffset(size_t& target,
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47 unsigned int offset) const;
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48
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49 public:
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50 explicit ParsedDicomDir(const std::string& content);
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51
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52 ~ParsedDicomDir();
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54 size_t GetSize() const;
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55
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56 const DicomMap& GetItem(size_t i) const;
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57
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58 bool LookupNext(size_t& target,
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59 size_t index) const;
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60
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61 bool LookupLower(size_t& target,
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62 size_t index) const;
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63 };
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64 }