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comparison Framework/Fonts/GlyphAlphabet.h @ 576:529c9617654b

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FontRenderer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 19 Apr 2019 15:11:16 +0200
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children 2d8ab34c8c91
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575:919226caca82 576:529c9617654b
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 #pragma once
23
24 #include "FontRenderer.h"
25
26 #include <Core/Enumerations.h>
27
28 #include <map>
29
30 namespace OrthancStone
31 {
32 class GlyphAlphabet : public boost::noncopyable
33 {
34 public:
35 class ITextVisitor : public boost::noncopyable
36 {
37 public:
38 virtual ~ITextVisitor()
39 {
40 }
41
42 virtual void Visit(uint32_t unicode,
43 int x,
44 int y,
45 unsigned int width,
46 unsigned int height,
47 const Orthanc::IDynamicObject* payload /* can be NULL */) = 0;
48 };
49
50
51 class IGlyphVisitor : public boost::noncopyable
52 {
53 public:
54 virtual ~IGlyphVisitor()
55 {
56 }
57
58 virtual void Visit(uint32_t unicode,
59 const Glyph& glyph) = 0;
60 };
61
62
63 private:
64 typedef std::map<uint32_t, Glyph*> Content;
65
66 Content content_;
67 unsigned int lineHeight_;
68
69 public:
70 GlyphAlphabet() :
71 lineHeight_(0)
72 {
73 }
74
75 ~GlyphAlphabet()
76 {
77 Clear();
78 }
79
80 void Clear();
81
82 void Register(uint32_t unicode,
83 const Glyph& glyph,
84 Orthanc::IDynamicObject* payload);
85
86 void Register(FontRenderer& renderer,
87 uint32_t unicode);
88
89 #if ORTHANC_ENABLE_LOCALE == 1
90 static bool GetUnicodeFromCodepage(uint32_t& unicode,
91 unsigned int index,
92 Orthanc::Encoding encoding);
93 #endif
94
95 size_t GetSize() const
96 {
97 return content_.size();
98 }
99
100 void Apply(IGlyphVisitor& visitor) const;
101
102 void Apply(ITextVisitor& visitor,
103 const std::string& utf8) const;
104 };
105 }