annotate OrthancStone/Sources/Fonts/TextBoundingBox.cpp @ 1995:f2a094fa8c33

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 01 Nov 2022 19:04:34 +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
1871
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5 * Copyright (C) 2017-2022 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2022 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 #include "TextBoundingBox.h"
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25
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26 namespace OrthancStone
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27 {
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28 void TextBoundingBox::AddPoint(int x,
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29 int y)
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30 {
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31 left_ = std::min(left_, x);
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32 right_ = std::max(right_, x);
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33 top_ = std::min(top_, y);
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34 bottom_ = std::max(bottom_, y);
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35 }
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36
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37
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38 void TextBoundingBox::Clear()
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39 {
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40 left_ = 0;
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41 top_ = 0;
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42 right_ = 0;
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43 bottom_ = 0;
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44 countCharacters_ = 0;
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45 }
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47
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48 void TextBoundingBox::Visit(uint32_t unicode,
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49 int x,
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50 int y,
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51 unsigned int width,
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52 unsigned int height,
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53 const Orthanc::IDynamicObject* payload /* ignored */)
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54 {
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55 AddPoint(x, y);
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56 AddPoint(x + static_cast<int>(width),
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57 y + static_cast<int>(height));
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58 countCharacters_++;
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59 }
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60
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61
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62 TextBoundingBox::TextBoundingBox(const GlyphAlphabet& alphabet,
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63 const std::string& utf8)
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64 {
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65 Clear();
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66 alphabet.Apply(*this, utf8);
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67 }
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69
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70 unsigned int TextBoundingBox::GetWidth() const
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71 {
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72 assert(left_ <= right_);
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73 return static_cast<unsigned int>(right_ - left_ + 1);
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74 }
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76
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77 unsigned int TextBoundingBox::GetHeight() const
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78 {
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79 assert(top_ <= bottom_);
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80 return static_cast<unsigned int>(bottom_ - top_ + 1);
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81 }
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82 }