1 /*
2 * Copyright (C) 2012 Grigori Goronzy <greg@kinoho.net>
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #include "hb.hh"
18
19 #include "hb-machinery.hh"
20
21 #include "ucdn.h"
22
23 static const hb_script_t ucdn_script_translate[] =
24 {
25 HB_SCRIPT_COMMON,
26 HB_SCRIPT_LATIN,
27 HB_SCRIPT_GREEK,
28 HB_SCRIPT_CYRILLIC,
29 HB_SCRIPT_ARMENIAN,
30 HB_SCRIPT_HEBREW,
31 HB_SCRIPT_ARABIC,
32 HB_SCRIPT_SYRIAC,
33 HB_SCRIPT_THAANA,
34 HB_SCRIPT_DEVANAGARI,
35 HB_SCRIPT_BENGALI,
36 HB_SCRIPT_GURMUKHI,
37 HB_SCRIPT_GUJARATI,
38 HB_SCRIPT_ORIYA,
39 HB_SCRIPT_TAMIL,
40 HB_SCRIPT_TELUGU,
41 HB_SCRIPT_KANNADA,
42 HB_SCRIPT_MALAYALAM,
43 HB_SCRIPT_SINHALA,
44 HB_SCRIPT_THAI,
45 HB_SCRIPT_LAO,
46 HB_SCRIPT_TIBETAN,
47 HB_SCRIPT_MYANMAR,
48 HB_SCRIPT_GEORGIAN,
49 HB_SCRIPT_HANGUL,
50 HB_SCRIPT_ETHIOPIC,
51 HB_SCRIPT_CHEROKEE,
52 HB_SCRIPT_CANADIAN_SYLLABICS,
53 HB_SCRIPT_OGHAM,
54 HB_SCRIPT_RUNIC,
55 HB_SCRIPT_KHMER,
56 HB_SCRIPT_MONGOLIAN,
57 HB_SCRIPT_HIRAGANA,
58 HB_SCRIPT_KATAKANA,
59 HB_SCRIPT_BOPOMOFO,
60 HB_SCRIPT_HAN,
61 HB_SCRIPT_YI,
62 HB_SCRIPT_OLD_ITALIC,
63 HB_SCRIPT_GOTHIC,
64 HB_SCRIPT_DESERET,
65 HB_SCRIPT_INHERITED,
66 HB_SCRIPT_TAGALOG,
67 HB_SCRIPT_HANUNOO,
68 HB_SCRIPT_BUHID,
69 HB_SCRIPT_TAGBANWA,
70 HB_SCRIPT_LIMBU,
71 HB_SCRIPT_TAI_LE,
72 HB_SCRIPT_LINEAR_B,
73 HB_SCRIPT_UGARITIC,
74 HB_SCRIPT_SHAVIAN,
75 HB_SCRIPT_OSMANYA,
76 HB_SCRIPT_CYPRIOT,
77 HB_SCRIPT_BRAILLE,
78 HB_SCRIPT_BUGINESE,
79 HB_SCRIPT_COPTIC,
80 HB_SCRIPT_NEW_TAI_LUE,
81 HB_SCRIPT_GLAGOLITIC,
82 HB_SCRIPT_TIFINAGH,
83 HB_SCRIPT_SYLOTI_NAGRI,
84 HB_SCRIPT_OLD_PERSIAN,
85 HB_SCRIPT_KHAROSHTHI,
86 HB_SCRIPT_BALINESE,
87 HB_SCRIPT_CUNEIFORM,
88 HB_SCRIPT_PHOENICIAN,
89 HB_SCRIPT_PHAGS_PA,
90 HB_SCRIPT_NKO,
91 HB_SCRIPT_SUNDANESE,
92 HB_SCRIPT_LEPCHA,
93 HB_SCRIPT_OL_CHIKI,
94 HB_SCRIPT_VAI,
95 HB_SCRIPT_SAURASHTRA,
96 HB_SCRIPT_KAYAH_LI,
97 HB_SCRIPT_REJANG,
98 HB_SCRIPT_LYCIAN,
99 HB_SCRIPT_CARIAN,
100 HB_SCRIPT_LYDIAN,
101 HB_SCRIPT_CHAM,
102 HB_SCRIPT_TAI_THAM,
103 HB_SCRIPT_TAI_VIET,
104 HB_SCRIPT_AVESTAN,
105 HB_SCRIPT_EGYPTIAN_HIEROGLYPHS,
106 HB_SCRIPT_SAMARITAN,
107 HB_SCRIPT_LISU,
108 HB_SCRIPT_BAMUM,
109 HB_SCRIPT_JAVANESE,
110 HB_SCRIPT_MEETEI_MAYEK,
111 HB_SCRIPT_IMPERIAL_ARAMAIC,
112 HB_SCRIPT_OLD_SOUTH_ARABIAN,
113 HB_SCRIPT_INSCRIPTIONAL_PARTHIAN,
114 HB_SCRIPT_INSCRIPTIONAL_PAHLAVI,
115 HB_SCRIPT_OLD_TURKIC,
116 HB_SCRIPT_KAITHI,
117 HB_SCRIPT_BATAK,
118 HB_SCRIPT_BRAHMI,
119 HB_SCRIPT_MANDAIC,
120 HB_SCRIPT_CHAKMA,
121 HB_SCRIPT_MEROITIC_CURSIVE,
122 HB_SCRIPT_MEROITIC_HIEROGLYPHS,
123 HB_SCRIPT_MIAO,
124 HB_SCRIPT_SHARADA,
125 HB_SCRIPT_SORA_SOMPENG,
126 HB_SCRIPT_TAKRI,
127 HB_SCRIPT_UNKNOWN,
128 HB_SCRIPT_BASSA_VAH,
129 HB_SCRIPT_CAUCASIAN_ALBANIAN,
130 HB_SCRIPT_DUPLOYAN,
131 HB_SCRIPT_ELBASAN,
132 HB_SCRIPT_GRANTHA,
133 HB_SCRIPT_KHOJKI,
134 HB_SCRIPT_KHUDAWADI,
135 HB_SCRIPT_LINEAR_A,
136 HB_SCRIPT_MAHAJANI,
137 HB_SCRIPT_MANICHAEAN,
138 HB_SCRIPT_MENDE_KIKAKUI,
139 HB_SCRIPT_MODI,
140 HB_SCRIPT_MRO,
141 HB_SCRIPT_NABATAEAN,
142 HB_SCRIPT_OLD_NORTH_ARABIAN,
143 HB_SCRIPT_OLD_PERMIC,
144 HB_SCRIPT_PAHAWH_HMONG,
145 HB_SCRIPT_PALMYRENE,
146 HB_SCRIPT_PAU_CIN_HAU,
147 HB_SCRIPT_PSALTER_PAHLAVI,
148 HB_SCRIPT_SIDDHAM,
149 HB_SCRIPT_TIRHUTA,
150 HB_SCRIPT_WARANG_CITI,
151 HB_SCRIPT_AHOM,
152 HB_SCRIPT_ANATOLIAN_HIEROGLYPHS,
153 HB_SCRIPT_HATRAN,
154 HB_SCRIPT_MULTANI,
155 HB_SCRIPT_OLD_HUNGARIAN,
156 HB_SCRIPT_SIGNWRITING,
157 HB_SCRIPT_ADLAM,
158 HB_SCRIPT_BHAIKSUKI,
159 HB_SCRIPT_MARCHEN,
160 HB_SCRIPT_NEWA,
161 HB_SCRIPT_OSAGE,
162 HB_SCRIPT_TANGUT,
163 HB_SCRIPT_MASARAM_GONDI,
164 HB_SCRIPT_NUSHU,
165 HB_SCRIPT_SOYOMBO,
166 HB_SCRIPT_ZANABAZAR_SQUARE,
167 HB_SCRIPT_DOGRA,
168 HB_SCRIPT_GUNJALA_GONDI,
169 HB_SCRIPT_HANIFI_ROHINGYA,
170 HB_SCRIPT_MAKASAR,
171 HB_SCRIPT_MEDEFAIDRIN,
172 HB_SCRIPT_OLD_SOGDIAN,
173 HB_SCRIPT_SOGDIAN,
174 };
175
176 static hb_unicode_combining_class_t
177 hb_ucdn_combining_class(hb_unicode_funcs_t *ufuncs HB_UNUSED,
178 hb_codepoint_t unicode,
179 void *user_data HB_UNUSED)
180 {
181 return (hb_unicode_combining_class_t) ucdn_get_combining_class(unicode);
182 }
183
184 static hb_unicode_general_category_t
185 hb_ucdn_general_category(hb_unicode_funcs_t *ufuncs HB_UNUSED,
186 hb_codepoint_t unicode,
187 void *user_data HB_UNUSED)
188 {
189 return (hb_unicode_general_category_t)ucdn_get_general_category(unicode);
190 }
191
192 static hb_codepoint_t
193 hb_ucdn_mirroring(hb_unicode_funcs_t *ufuncs HB_UNUSED,
194 hb_codepoint_t unicode,
195 void *user_data HB_UNUSED)
196 {
197 return ucdn_mirror(unicode);
198 }
199
200 static hb_script_t
201 hb_ucdn_script(hb_unicode_funcs_t *ufuncs HB_UNUSED,
202 hb_codepoint_t unicode,
203 void *user_data HB_UNUSED)
204 {
205 return ucdn_script_translate[ucdn_get_script(unicode)];
206 }
207
208 static hb_bool_t
209 hb_ucdn_compose(hb_unicode_funcs_t *ufuncs HB_UNUSED,
210 hb_codepoint_t a, hb_codepoint_t b, hb_codepoint_t *ab,
211 void *user_data HB_UNUSED)
212 {
213 return ucdn_compose(ab, a, b);
214 }
215
216 static hb_bool_t
217 hb_ucdn_decompose(hb_unicode_funcs_t *ufuncs HB_UNUSED,
218 hb_codepoint_t ab, hb_codepoint_t *a, hb_codepoint_t *b,
219 void *user_data HB_UNUSED)
220 {
221 return ucdn_decompose(ab, a, b);
222 }
223
224
225 #if HB_USE_ATEXIT
226 static void free_static_ucdn_funcs ();
227 #endif
228
229 static struct hb_ucdn_unicode_funcs_lazy_loader_t : hb_unicode_funcs_lazy_loader_t<hb_ucdn_unicode_funcs_lazy_loader_t>
230 {
231 static hb_unicode_funcs_t *create ()
232 {
233 hb_unicode_funcs_t *funcs = hb_unicode_funcs_create (nullptr);
234
235 hb_unicode_funcs_set_combining_class_func (funcs, hb_ucdn_combining_class, nullptr, nullptr);
236 hb_unicode_funcs_set_general_category_func (funcs, hb_ucdn_general_category, nullptr, nullptr);
237 hb_unicode_funcs_set_mirroring_func (funcs, hb_ucdn_mirroring, nullptr, nullptr);
238 hb_unicode_funcs_set_script_func (funcs, hb_ucdn_script, nullptr, nullptr);
239 hb_unicode_funcs_set_compose_func (funcs, hb_ucdn_compose, nullptr, nullptr);
240 hb_unicode_funcs_set_decompose_func (funcs, hb_ucdn_decompose, nullptr, nullptr);
241
242 hb_unicode_funcs_make_immutable (funcs);
243
244 #if HB_USE_ATEXIT
245 atexit (free_static_ucdn_funcs);
246 #endif
247
248 return funcs;
249 }
250 } static_ucdn_funcs;
251
252 #if HB_USE_ATEXIT
253 static
254 void free_static_ucdn_funcs ()
255 {
256 static_ucdn_funcs.free_instance ();
257 }
258 #endif
259
260 extern "C" HB_INTERNAL
261 hb_unicode_funcs_t *
262 hb_ucdn_get_unicode_funcs ();
263
264 hb_unicode_funcs_t *
265 hb_ucdn_get_unicode_funcs ()
266 {
267 return static_ucdn_funcs.get_unconst ();
268 }