Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Toolbox/Internals/OrientedIntegerLine2D.h @ 2101:517ef20aef74
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 14 Nov 2023 11:44:46 +0100 |
parents | 07964689cb0b |
children | c23eef785569 |
rev | line source |
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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) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2023 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 |
1876 | 26 #include <stddef.h> // For size_t |
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27 #include <vector> |
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28 #include <list> |
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29 |
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30 |
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31 namespace OrthancStone |
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32 { |
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33 namespace Internals |
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34 { |
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35 /** |
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36 * This is an oriented 2D line with unsigned integer coordinates. |
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37 **/ |
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38 class OrientedIntegerLine2D |
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39 { |
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40 private: |
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41 size_t x1_; |
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42 size_t y1_; |
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43 size_t x2_; |
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44 size_t y2_; |
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45 |
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46 public: |
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47 OrientedIntegerLine2D(size_t x1, |
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48 size_t y1, |
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49 size_t x2, |
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50 size_t y2); |
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51 |
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52 bool IsVertical() const |
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53 { |
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54 return (x1_ == x2_); |
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55 } |
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56 |
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57 bool IsHorizontal() const |
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58 { |
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59 return (y1_ == y2_); |
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60 } |
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61 |
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62 bool IsEmpty() const |
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63 { |
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64 return (x1_ == x2_ && |
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65 y1_ == y2_); |
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66 } |
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67 |
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68 size_t GetX1() const |
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69 { |
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70 return x1_; |
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71 } |
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72 |
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73 size_t GetY1() const |
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74 { |
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75 return y1_; |
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76 } |
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77 |
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78 size_t GetX2() const |
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79 { |
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80 return x2_; |
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81 } |
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82 |
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83 size_t GetY2() const |
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84 { |
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85 return y2_; |
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86 } |
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87 |
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88 bool IsDownward() const |
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89 { |
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90 return (y1_ < y2_); |
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91 } |
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92 |
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93 typedef std::list< std::pair<size_t, size_t> > Chain; |
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94 |
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95 static void ExtractChains(std::list<Chain>& chains, |
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96 const std::vector<OrientedIntegerLine2D>& edges); |
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97 }; |
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98 } |
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99 } |