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comparison Core/ImageFormats/Font.h @ 1610:2dff2bdffdb8

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font support within Orthanc
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 04 Sep 2015 13:44:21 +0200
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children 5e9b2aac8b89
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1609:c74495267acf 1610:2dff2bdffdb8
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 *
6 * This program is free software: you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
10 *
11 * In addition, as a special exception, the copyright holders of this
12 * program give permission to link the code of its release with the
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
14 * that use the same license as the "OpenSSL" library), and distribute
15 * the linked executables. You must obey the GNU General Public License
16 * in all respects for all of the code used other than "OpenSSL". If you
17 * modify file(s) with this exception, you may extend this exception to
18 * your version of the file(s), but you are not obligated to do so. If
19 * you do not wish to do so, delete this exception statement from your
20 * version. If you delete this exception statement from all source files
21 * in the program, then also delete it here.
22 *
23 * This program is distributed in the hope that it will be useful, but
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26 * General Public License for more details.
27 *
28 * You should have received a copy of the GNU General Public License
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
30 **/
31
32
33 #pragma once
34
35 #include "ImageAccessor.h"
36
37 #include <stdint.h>
38 #include <vector>
39 #include <map>
40
41 namespace Orthanc
42 {
43 class Font
44 {
45 private:
46 struct Character
47 {
48 unsigned int width_;
49 unsigned int height_;
50 unsigned int top_;
51 unsigned int advance_;
52 std::vector<uint8_t> bitmap_;
53 };
54
55 typedef std::map<char, Character*> Characters;
56
57 std::string name_;
58 unsigned int size_;
59 Characters characters_;
60 unsigned int maxHeight_;
61
62 void DrawCharacter(ImageAccessor& target,
63 const Character& character,
64 int x,
65 int y,
66 const uint8_t color[4]) const;
67
68 void DrawInternal(ImageAccessor& target,
69 const std::string& utf8,
70 int x,
71 int y,
72 const uint8_t color[4]) const;
73
74 public:
75 ~Font();
76
77 void LoadFromMemory(const std::string& font);
78
79 void LoadFromFile(const std::string& path);
80
81 const std::string& GetName() const
82 {
83 return name_;
84 }
85
86 unsigned int GetSize() const
87 {
88 return size_;
89 }
90
91 void DrawText(ImageAccessor& target,
92 const std::string& utf8,
93 int x,
94 int y,
95 uint8_t grayscale) const;
96
97 void DrawText(ImageAccessor& target,
98 const std::string& utf8,
99 int x,
100 int y,
101 uint8_t r,
102 uint8_t g,
103 uint8_t b) const;
104 };
105 }