libunibreak: graphemebreak.h Source File

libunibreak 7.0

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graphemebreak.h
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1/*
2 * Grapheme breaking in a Unicode sequence. Designed to be used in a
3 * generic text renderer.
4 *
5 * Copyright (C) 2016-2019 Andreas Röver <roever at users dot sf dot net>
6 *
7 * This software is provided 'as-is', without any express or implied
8 * warranty. In no event will the author be held liable for any damages
9 * arising from the use of this software.
10 *
11 * Permission is granted to anyone to use this software for any purpose,
12 * including commercial applications, and to alter it and redistribute
13 * it freely, subject to the following restrictions:
14 *
15 * 1. The origin of this software must not be misrepresented; you must
16 * not claim that you wrote the original software. If you use this
17 * software in a product, an acknowledgement in the product
18 * documentation would be appreciated but is not required.
19 * 2. Altered source versions must be plainly marked as such, and must
20 * not be misrepresented as being the original software.
21 * 3. This notice may not be removed or altered from any source
22 * distribution.
23 *
24 * The main reference is Unicode Standard Annex 29 (UAX #29):
25 * <URL:http://unicode.org/reports/tr29>
26 *
27 * When this library was designed, this annex was at Revision 29, for
28 * Unicode 9.0.0:
29 * <URL:http://www.unicode.org/reports/tr29/tr29-29.html>
30 *
31 * This library has been updated according to Revision 43, for
32 * Unicode 15.1.0:
33 * <URL:https://www.unicode.org/reports/tr29/tr29-43.html>
34 *
35 * The Unicode Terms of Use are available at
36 * <URL:http://www.unicode.org/copyright.html>
37 */
38
46
47#ifndef GRAPHEMEBREAK_H
48#define GRAPHEMEBREAK_H
49
50#include <stddef.h>
51#include "unibreakbase.h"
52
53#ifdef __cplusplus
54extern "C" {
55#endif
56
57#define GRAPHEMEBREAK_BREAK 0
58#define GRAPHEMEBREAK_NOBREAK 1
59#define GRAPHEMEBREAK_INSIDEACHAR 2
60
61void init_graphemebreak(void);
62void set_graphemebreaks_utf8(const utf8_t *s, size_t len, const char *lang,
63 char *brks);
64void set_graphemebreaks_utf16(const utf16_t *s, size_t len,
65 const char *lang, char *brks);
66void set_graphemebreaks_utf32(const utf32_t *s, size_t len,
67 const char *lang, char *brks);
68
69#ifdef __cplusplus
70}
71#endif
72
73#endif /* GRAPHEMEBREAK_H */
set_graphemebreaks_utf32
void set_graphemebreaks_utf32(const utf32_t *s, size_t len, const char *lang, char *brks)
Sets the grapheme breaking information for a UTF-32 input string.
Definition graphemebreak.c:365
set_graphemebreaks_utf16
void set_graphemebreaks_utf16(const utf16_t *s, size_t len, const char *lang, char *brks)
Sets the grapheme breaking information for a UTF-16 input string.
Definition graphemebreak.c:344
init_graphemebreak
void init_graphemebreak(void)
Initializes the wordbreak internals.
Definition graphemebreak.c:73
set_graphemebreaks_utf8
void set_graphemebreaks_utf8(const utf8_t *s, size_t len, const char *lang, char *brks)
Sets the grapheme breaking information for a UTF-8 input string.
Definition graphemebreak.c:323
unibreakbase.h
Header file for common definitions in the libunibreak library.
utf16_t
unsigned short utf16_t
Type for UTF-16 data points.
Definition unibreakbase.h:48
utf32_t
unsigned int utf32_t
Type for UTF-32 data points.
Definition unibreakbase.h:49
utf8_t
unsigned char utf8_t
Type for UTF-8 data points.
Definition unibreakbase.h:47