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comparison Framework/Fonts/TextBoundingBox.cpp @ 577:b098a3aaf694

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alphabet of glyphs
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 19 Apr 2019 15:42:57 +0200
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children 2d8ab34c8c91
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576:529c9617654b 577:b098a3aaf694
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Affero General Public License
9 * as published by the Free Software Foundation, either version 3 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #include "TextBoundingBox.h"
23
24 namespace OrthancStone
25 {
26 void TextBoundingBox::AddPoint(int x,
27 int y)
28 {
29 left_ = std::min(left_, x);
30 right_ = std::max(right_, x);
31 top_ = std::min(top_, y);
32 bottom_ = std::max(bottom_, y);
33 }
34
35
36 void TextBoundingBox::Clear()
37 {
38 left_ = 0;
39 top_ = 0;
40 right_ = 0;
41 bottom_ = 0;
42 countCharacters_ = 0;
43 }
44
45
46 void TextBoundingBox::Visit(uint32_t unicode,
47 int x,
48 int y,
49 unsigned int width,
50 unsigned int height,
51 const Orthanc::IDynamicObject* payload /* ignored */)
52 {
53 AddPoint(x, y);
54 AddPoint(x + static_cast<int>(width),
55 y + static_cast<int>(height));
56 countCharacters_++;
57 }
58
59
60 TextBoundingBox::TextBoundingBox(const GlyphAlphabet& alphabet,
61 const std::string& utf8)
62 {
63 Clear();
64 alphabet.Apply(*this, utf8);
65 }
66
67
68 unsigned int TextBoundingBox::GetWidth() const
69 {
70 assert(left_ <= right_);
71 return static_cast<unsigned int>(right_ - left_ + 1);
72 }
73
74
75 unsigned int TextBoundingBox::GetHeight() const
76 {
77 assert(top_ <= bottom_);
78 return static_cast<unsigned int>(bottom_ - top_ + 1);
79 }
80 }