1/* FriBidi
2 * fribidi-unicode.h - general Unicode definitions
3 *
4 * Author:
5 * Behdad Esfahbod, 2001, 2002, 2004
6 *
7 * Copyright (C) 2004 Sharif FarsiWeb, Inc
8 * Copyright (C) 2001,2002 Behdad Esfahbod
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this library, in a file named COPYING; if not, write to the
22 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
23 * Boston, MA 02110-1301, USA
24 *
25 * For licensing issues, contact <fribidi.license@gmail.com>.
26 */
27#ifndef _FRIBIDI_UNICODE_H
28#define _FRIBIDI_UNICODE_H
29
30#include "fribidi-common.h"
31
32#include "fribidi-types.h"
33
34#include "fribidi-begindecls.h"
35
36/* We do not support surrogates yet */
37#define FRIBIDI_UNICODE_CHARS (sizeof(FriBidiChar) >= 4 ? 0x110000 : 0xFFFE)
38
39/* Unicode version - FRIBIDI_UNICODE_VERSION */
40#ifdef DONT_HAVE_FRIBIDI_UNICODE_VERSION_H
41# define FRIBIDI_UNICODE_VERSION "unknown"
42#else /* !DONT_HAVE_FRIBIDI_UNICODE_VERSION_H */
43# include "fribidi-unicode-version.h"
44#endif /* !DONT_HAVE_FRIBIDI_UNICODE_VERSION_H */
45
46/* An string containing the version the Unicode standard implemented,
47 * in the form of "x.y.z", or "unknown". */
48FRIBIDI_ENTRY FRIBIDI_EXTERN const char *fribidi_unicode_version;
49
50
51/* Unicode Bidirectional Algorithm definitions: */
52
53/* Number of types defined in the bidi algorithm */
54#define FRIBIDI_BIDI_NUM_TYPES 19
55
56/* The maximum embedding level value assigned by explicit marks */
57#define FRIBIDI_BIDI_MAX_EXPLICIT_LEVEL 125
58
59/* The maximum *number* of different resolved embedding levels: 0-126 */
60#define FRIBIDI_BIDI_MAX_RESOLVED_LEVELS 127
61
62/* The maximum *number* of nested brackets: 0-63 */
63#define FRIBIDI_BIDI_MAX_NESTED_BRACKET_PAIRS 63
64
65/* A few Unicode characters: */
66
67/* Bidirectional marks */
68#define FRIBIDI_CHAR_LRM 0x200E
69#define FRIBIDI_CHAR_RLM 0x200F
70#define FRIBIDI_CHAR_LRE 0x202A
71#define FRIBIDI_CHAR_RLE 0x202B
72#define FRIBIDI_CHAR_PDF 0x202C
73#define FRIBIDI_CHAR_LRO 0x202D
74#define FRIBIDI_CHAR_RLO 0x202E
75#define FRIBIDI_CHAR_LRI 0x2066
76#define FRIBIDI_CHAR_RLI 0x2067
77#define FRIBIDI_CHAR_FSI 0x2068
78#define FRIBIDI_CHAR_PDI 0x2069
79
80/* Line and Paragraph Separators */
81#define FRIBIDI_CHAR_LS 0x2028
82#define FRIBIDI_CHAR_PS 0x2029
83
84/* Arabic Joining marks */
85#define FRIBIDI_CHAR_ZWNJ 0x200C
86#define FRIBIDI_CHAR_ZWJ 0x200D
87
88/* Hebrew and Arabic */
89#define FRIBIDI_CHAR_HEBREW_ALEF 0x05D0
90#define FRIBIDI_CHAR_ARABIC_ALEF 0x0627
91#define FRIBIDI_CHAR_ARABIC_ZERO 0x0660
92#define FRIBIDI_CHAR_PERSIAN_ZERO 0x06F0
93
94/* Misc */
95#define FRIBIDI_CHAR_ZWNBSP 0xFEFF
96
97/* Char we place for a deleted slot, to delete later */
98#define FRIBIDI_CHAR_FILL FRIBIDI_CHAR_ZWNBSP
99
100#include "fribidi-enddecls.h"
101
102#endif /* !_FRIBIDI_UNICODE_H */
103/* Editor directions:
104 * vim:textwidth=78:tabstop=8:shiftwidth=2:autoindent:cindent
105 */
106

source code of gtk/subprojects/fribidi/lib/fribidi-unicode.h