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authorTom Hacohen <tom@stosb.com>2013-01-11 18:16:09 +0000
committerTom Hacohen <tom@stosb.com>2013-01-11 18:16:09 +0000
commit88ab486e6332ffe3d789e2435ee9a78751f88bf0 (patch)
tree2a2a13369b92122ff157952cb7359f8a4e95a42e /src/static_libs/libunibreak/linebreak.h
parentd83b83e10befda5a8065069a3152846decf91aa3 (diff)
Efl static_libs: Updated liblinebreak -> libunibreak.
SVN revision: 82652
Diffstat (limited to 'src/static_libs/libunibreak/linebreak.h')
-rw-r--r--src/static_libs/libunibreak/linebreak.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/src/static_libs/libunibreak/linebreak.h b/src/static_libs/libunibreak/linebreak.h
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1/* vim: set tabstop=4 shiftwidth=4: */
2
3/*
4 * Line breaking in a Unicode sequence. Designed to be used in a
5 * generic text renderer.
6 *
7 * Copyright (C) 2008-2012 Wu Yongwei <wuyongwei at gmail dot com>
8 *
9 * This software is provided 'as-is', without any express or implied
10 * warranty. In no event will the author be held liable for any damages
11 * arising from the use of this software.
12 *
13 * Permission is granted to anyone to use this software for any purpose,
14 * including commercial applications, and to alter it and redistribute
15 * it freely, subject to the following restrictions:
16 *
17 * 1. The origin of this software must not be misrepresented; you must
18 * not claim that you wrote the original software. If you use this
19 * software in a product, an acknowledgement in the product
20 * documentation would be appreciated but is not required.
21 * 2. Altered source versions must be plainly marked as such, and must
22 * not be misrepresented as being the original software.
23 * 3. This notice may not be removed or altered from any source
24 * distribution.
25 *
26 * The main reference is Unicode Standard Annex 14 (UAX #14):
27 * <URL:http://www.unicode.org/reports/tr14/>
28 *
29 * When this library was designed, this annex was at Revision 19, for
30 * Unicode 5.0.0:
31 * <URL:http://www.unicode.org/reports/tr14/tr14-19.html>
32 *
33 * This library has been updated according to Revision 30, for
34 * Unicode 6.2.0:
35 * <URL:http://www.unicode.org/reports/tr14/tr14-30.html>
36 *
37 * The Unicode Terms of Use are available at
38 * <URL:http://www.unicode.org/copyright.html>
39 */
40
41/**
42 * @file linebreak.h
43 *
44 * Header file for the line breaking algorithm.
45 *
46 * @version 2.2, 2012/10/06
47 * @author Wu Yongwei
48 */
49
50#ifndef LINEBREAK_H
51#define LINEBREAK_H
52
53#include <stddef.h>
54
55#ifdef __cplusplus
56extern "C" {
57#endif
58
59#define LINEBREAK_VERSION 0x0202 /**< Version of the library linebreak */
60extern const int linebreak_version;
61
62#ifndef LINEBREAK_UTF_TYPES_DEFINED
63#define LINEBREAK_UTF_TYPES_DEFINED
64typedef unsigned char utf8_t; /**< Type for UTF-8 data points */
65typedef unsigned short utf16_t; /**< Type for UTF-16 data points */
66typedef unsigned int utf32_t; /**< Type for UTF-32 data points */
67#endif
68
69#define LINEBREAK_MUSTBREAK 0 /**< Break is mandatory */
70#define LINEBREAK_ALLOWBREAK 1 /**< Break is allowed */
71#define LINEBREAK_NOBREAK 2 /**< No break is possible */
72#define LINEBREAK_INSIDEACHAR 3 /**< A UTF-8/16 sequence is unfinished */
73
74void init_linebreak(void);
75void set_linebreaks_utf8(
76 const utf8_t *s, size_t len, const char* lang, char *brks);
77void set_linebreaks_utf16(
78 const utf16_t *s, size_t len, const char* lang, char *brks);
79void set_linebreaks_utf32(
80 const utf32_t *s, size_t len, const char* lang, char *brks);
81int is_line_breakable(utf32_t char1, utf32_t char2, const char* lang);
82
83#ifdef __cplusplus
84}
85#endif
86
87#endif /* LINEBREAK_H */