2 * fribidi-unicode.h - general Unicode definitions
5 * Behdad Esfahbod, 2001, 2002, 2004
7 * Copyright (C) 2004 Sharif FarsiWeb, Inc
8 * Copyright (C) 2001,2002 Behdad Esfahbod
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.
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.
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
25 * For licensing issues, contact <fribidi.license@gmail.com>.
27 #ifndef _FRIBIDI_UNICODE_H
28 #define _FRIBIDI_UNICODE_H
30 #include "fribidi-common.h"
32 #include "fribidi-types.h"
34 #include "fribidi-begindecls.h"
36 /* We do not support surrogates yet */
37 #define FRIBIDI_UNICODE_CHARS (sizeof(FriBidiChar) >= 4 ? 0x110000 : 0xFFFE)
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 */
46 /* An string containing the version the Unicode standard implemented,
47 * in the form of "x.y.z", or "unknown". */
48 extern const char *fribidi_unicode_version;
51 /* Unicode Bidirectional Algorithm definitions: */
53 /* Number of types defined in the bidi algorithm */
54 #define FRIBIDI_BIDI_NUM_TYPES 19
56 /* The maximum embedding level value assigned by explicit marks */
57 #define FRIBIDI_BIDI_MAX_EXPLICIT_LEVEL 125
59 /* The maximum *number* of different resolved embedding levels: 0-126 */
60 #define FRIBIDI_BIDI_MAX_RESOLVED_LEVELS 127
62 /* The maximum *number* of nested brackets: 0-63 */
63 #define FRIBIDI_BIDI_MAX_NESTED_BRACKET_PAIRS 63
65 /* A few Unicode characters: */
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
80 /* Line and Paragraph Separators */
81 #define FRIBIDI_CHAR_LS 0x2028
82 #define FRIBIDI_CHAR_PS 0x2029
84 /* Arabic Joining marks */
85 #define FRIBIDI_CHAR_ZWNJ 0x200C
86 #define FRIBIDI_CHAR_ZWJ 0x200D
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
95 #define FRIBIDI_CHAR_ZWNBSP 0xFEFF
97 /* Char we place for a deleted slot, to delete later */
98 #define FRIBIDI_CHAR_FILL FRIBIDI_CHAR_ZWNBSP
100 #include "fribidi-enddecls.h"
102 #endif /* !_FRIBIDI_UNICODE_H */
103 /* Editor directions:
104 * vim:textwidth=78:tabstop=8:shiftwidth=2:autoindent:cindent