libunibreak: graphemebreak.h Source File

libunibreak 4.3

graphemebreak.h
Go to the documentation of this file.
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 37, for
32 * Unicode 13.0.0:
33 * <URL:http://www.unicode.org/reports/tr29/tr29-37.html>
34 *
35 * The Unicode Terms of Use are available at
36 * <URL:http://www.unicode.org/copyright.html>
37 */
38
47 #ifndef GRAPHEMEBREAK_H
48 #define GRAPHEMEBREAK_H
49
50 #include <stddef.h>
51 #include "unibreakbase.h"
52
53 #ifdef __cplusplus
54 extern "C" {
55 #endif
56
57 #define GRAPHEMEBREAK_BREAK 0
58 #define GRAPHEMEBREAK_NOBREAK 1
59 #define GRAPHEMEBREAK_INSIDEACHAR 2
61 void init_graphemebreak(void);
62 void set_graphemebreaks_utf8(const utf8_t *s, size_t len, const char *lang,
63 char *brks);
64 void set_graphemebreaks_utf16(const utf16_t *s, size_t len,
65 const char *lang, char *brks);
66 void 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 */
utf32_t
unsigned int utf32_t
Type for UTF-32 data points.
Definition: unibreakbase.h:49
utf16_t
unsigned short utf16_t
Type for UTF-16 data points.
Definition: unibreakbase.h:48
utf8_t
unsigned char utf8_t
Type for UTF-8 data points.
Definition: unibreakbase.h:47
unibreakbase.h
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:263
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:305
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:284