awtk/3rd/fribidi/fribidi-unicode.h
2020-07-09 17:05:21 +08:00

106 lines
3.3 KiB
C

/* FriBidi
* fribidi-unicode.h - general Unicode definitions
*
* Author:
* Behdad Esfahbod, 2001, 2002, 2004
*
* Copyright (C) 2004 Sharif FarsiWeb, Inc
* Copyright (C) 2001,2002 Behdad Esfahbod
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library, in a file named COPYING; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA
*
* For licensing issues, contact <fribidi.license@gmail.com>.
*/
#ifndef _FRIBIDI_UNICODE_H
#define _FRIBIDI_UNICODE_H
#include "fribidi-common.h"
#include "fribidi-types.h"
#include "fribidi-begindecls.h"
/* We do not support surrogates yet */
#define FRIBIDI_UNICODE_CHARS (sizeof(FriBidiChar) >= 4 ? 0x110000 : 0xFFFE)
/* Unicode version - FRIBIDI_UNICODE_VERSION */
#ifdef DONT_HAVE_FRIBIDI_UNICODE_VERSION_H
# define FRIBIDI_UNICODE_VERSION "unknown"
#else /* !DONT_HAVE_FRIBIDI_UNICODE_VERSION_H */
# include "fribidi-unicode-version.h"
#endif /* !DONT_HAVE_FRIBIDI_UNICODE_VERSION_H */
/* An string containing the version the Unicode standard implemented,
* in the form of "x.y.z", or "unknown". */
FRIBIDI_ENTRY FRIBIDI_EXTERN const char *fribidi_unicode_version;
/* Unicode Bidirectional Algorithm definitions: */
/* Number of types defined in the bidi algorithm */
#define FRIBIDI_BIDI_NUM_TYPES 19
/* The maximum embedding level value assigned by explicit marks */
#define FRIBIDI_BIDI_MAX_EXPLICIT_LEVEL 125
/* The maximum *number* of different resolved embedding levels: 0-126 */
#define FRIBIDI_BIDI_MAX_RESOLVED_LEVELS 127
/* The maximum *number* of nested brackets: 0-63 */
#define FRIBIDI_BIDI_MAX_NESTED_BRACKET_PAIRS 63
/* A few Unicode characters: */
/* Bidirectional marks */
#define FRIBIDI_CHAR_LRM 0x200E
#define FRIBIDI_CHAR_RLM 0x200F
#define FRIBIDI_CHAR_LRE 0x202A
#define FRIBIDI_CHAR_RLE 0x202B
#define FRIBIDI_CHAR_PDF 0x202C
#define FRIBIDI_CHAR_LRO 0x202D
#define FRIBIDI_CHAR_RLO 0x202E
#define FRIBIDI_CHAR_LRI 0x2066
#define FRIBIDI_CHAR_RLI 0x2067
#define FRIBIDI_CHAR_FSI 0x2068
#define FRIBIDI_CHAR_PDI 0x2069
/* Line and Paragraph Separators */
#define FRIBIDI_CHAR_LS 0x2028
#define FRIBIDI_CHAR_PS 0x2029
/* Arabic Joining marks */
#define FRIBIDI_CHAR_ZWNJ 0x200C
#define FRIBIDI_CHAR_ZWJ 0x200D
/* Hebrew and Arabic */
#define FRIBIDI_CHAR_HEBREW_ALEF 0x05D0
#define FRIBIDI_CHAR_ARABIC_ALEF 0x0627
#define FRIBIDI_CHAR_ARABIC_ZERO 0x0660
#define FRIBIDI_CHAR_PERSIAN_ZERO 0x06F0
/* Misc */
#define FRIBIDI_CHAR_ZWNBSP 0xFEFF
/* Char we place for a deleted slot, to delete later */
#define FRIBIDI_CHAR_FILL FRIBIDI_CHAR_ZWNBSP
#include "fribidi-enddecls.h"
#endif /* !_FRIBIDI_UNICODE_H */
/* Editor directions:
* vim:textwidth=78:tabstop=8:shiftwidth=2:autoindent:cindent
*/