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annotate Framework/Toolbox/Extent.h @ 97:d18dcc963930 wasm

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separation of the renderers vs. viewport slice
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 30 May 2017 14:09:11 +0200
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children 53bd9277b025
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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 Osimis, 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 namespace OrthancStone
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25 {
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26 class Extent
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27 {
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28 private:
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29 bool empty_;
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30 double x1_;
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31 double y1_;
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32 double x2_;
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33 double y2_;
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34
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35 public:
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36 Extent()
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37 {
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38 Reset();
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39 }
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40
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41 void Reset();
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42
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43 void AddPoint(double x,
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44 double y);
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45
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46 void Union(const Extent& other);
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47
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48 bool IsEmpty() const
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49 {
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50 return empty_;
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51 }
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52
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53 double GetX1() const
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54 {
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55 return x1_;
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56 }
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57
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58 double GetY1() const
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59 {
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60 return y1_;
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61 }
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62
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63 double GetX2() const
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64 {
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65 return x2_;
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66 }
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67
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68 double GetY2() const
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69 {
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70 return y2_;
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71 }
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72
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73 double GetWidth() const
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74 {
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75 return x2_ - x1_;
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76 }
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77
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78 double GetHeight() const
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79 {
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80 return y2_ - y1_;
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81 }
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82 };
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83 }