1/* FriBidi
2 * fribidi-joining-types.c - character joining types
3 *
4 * Authors:
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
28#include "common.h"
29
30#include <fribidi-joining-types.h>
31
32#include "joining-types.h"
33
34enum FriBidiJoiningTypeShortEnum
35{
36# define _FRIBIDI_ADD_TYPE(TYPE,SYMBOL) TYPE = FRIBIDI_JOINING_TYPE_##TYPE,
37# include "fribidi-joining-types-list.h"
38# undef _FRIBIDI_ADD_TYPE
39 _FRIBIDI_NUM_TYPES
40};
41
42#include "joining-type.tab.i"
43
44FRIBIDI_ENTRY FriBidiJoiningType
45fribidi_get_joining_type (
46 /* input */
47 FriBidiChar ch
48)
49{
50 return FRIBIDI_GET_JOINING_TYPE (ch);
51}
52
53FRIBIDI_ENTRY void
54fribidi_get_joining_types (
55 /* input */
56 const FriBidiChar *str,
57 const FriBidiStrIndex len,
58 /* output */
59 FriBidiJoiningType *jtypes
60)
61{
62 register FriBidiStrIndex i = len;
63 for (; i; i--)
64 {
65 *jtypes++ = FRIBIDI_GET_JOINING_TYPE (*str);
66 str++;
67 }
68}
69
70FRIBIDI_ENTRY const char *
71fribidi_get_joining_type_name (
72 /* input */
73 FriBidiJoiningType j
74)
75{
76 switch (j)
77 {
78# define _FRIBIDI_ADD_TYPE(TYPE,SYMBOL) case FRIBIDI_JOINING_TYPE_##TYPE: return STRINGIZE(TYPE);
79# include "fribidi-joining-types-list.h"
80# undef _FRIBIDI_ADD_TYPE
81 default:
82 return "?";
83 }
84}
85
86#ifdef DEBUG
87
88char
89fribidi_char_from_joining_type (
90 /* input */
91 FriBidiJoiningType j,
92 fribidi_boolean visual
93)
94{
95 /* switch left and right if on visual run */
96 if (visual & ((FRIBIDI_JOINS_RIGHT (j) && !FRIBIDI_JOINS_LEFT (j)) |
97 (!FRIBIDI_JOINS_RIGHT (j) && FRIBIDI_JOINS_LEFT (j))))
98 j ^= FRIBIDI_MASK_JOINS_RIGHT | FRIBIDI_MASK_JOINS_LEFT;
99
100# define _FRIBIDI_ADD_TYPE(TYPE,SYMBOL) \
101 if (FRIBIDI_IS_JOINING_TYPE_##TYPE(j)) return SYMBOL;
102# include "fribidi-joining-types-list.h"
103# undef _FRIBIDI_ADD_TYPE
104
105 return '?';
106}
107
108#endif /* DEBUG */
109
110/* Editor directions:
111 * vim:textwidth=78:tabstop=8:shiftwidth=2:autoindent:cindent
112 */
113

source code of gtk/subprojects/fribidi/lib/fribidi-joining-types.c