1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/harfbuzz/src/hb-ucdn.cc Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,208 @@
1.4 +/*
1.5 + * Copyright (C) 2012 Grigori Goronzy <greg@kinoho.net>
1.6 + *
1.7 + * Permission to use, copy, modify, and/or distribute this software for any
1.8 + * purpose with or without fee is hereby granted, provided that the above
1.9 + * copyright notice and this permission notice appear in all copies.
1.10 + *
1.11 + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
1.12 + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.13 + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
1.14 + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
1.15 + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
1.16 + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
1.17 + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.18 + */
1.19 +
1.20 +#include "hb-private.hh"
1.21 +
1.22 +#include "hb-unicode-private.hh"
1.23 +
1.24 +#include "ucdn.h"
1.25 +
1.26 +static const hb_script_t ucdn_script_translate[] =
1.27 +{
1.28 + HB_SCRIPT_COMMON,
1.29 + HB_SCRIPT_LATIN,
1.30 + HB_SCRIPT_GREEK,
1.31 + HB_SCRIPT_CYRILLIC,
1.32 + HB_SCRIPT_ARMENIAN,
1.33 + HB_SCRIPT_HEBREW,
1.34 + HB_SCRIPT_ARABIC,
1.35 + HB_SCRIPT_SYRIAC,
1.36 + HB_SCRIPT_THAANA,
1.37 + HB_SCRIPT_DEVANAGARI,
1.38 + HB_SCRIPT_BENGALI,
1.39 + HB_SCRIPT_GURMUKHI,
1.40 + HB_SCRIPT_GUJARATI,
1.41 + HB_SCRIPT_ORIYA,
1.42 + HB_SCRIPT_TAMIL,
1.43 + HB_SCRIPT_TELUGU,
1.44 + HB_SCRIPT_KANNADA,
1.45 + HB_SCRIPT_MALAYALAM,
1.46 + HB_SCRIPT_SINHALA,
1.47 + HB_SCRIPT_THAI,
1.48 + HB_SCRIPT_LAO,
1.49 + HB_SCRIPT_TIBETAN,
1.50 + HB_SCRIPT_MYANMAR,
1.51 + HB_SCRIPT_GEORGIAN,
1.52 + HB_SCRIPT_HANGUL,
1.53 + HB_SCRIPT_ETHIOPIC,
1.54 + HB_SCRIPT_CHEROKEE,
1.55 + HB_SCRIPT_CANADIAN_SYLLABICS,
1.56 + HB_SCRIPT_OGHAM,
1.57 + HB_SCRIPT_RUNIC,
1.58 + HB_SCRIPT_KHMER,
1.59 + HB_SCRIPT_MONGOLIAN,
1.60 + HB_SCRIPT_HIRAGANA,
1.61 + HB_SCRIPT_KATAKANA,
1.62 + HB_SCRIPT_BOPOMOFO,
1.63 + HB_SCRIPT_HAN,
1.64 + HB_SCRIPT_YI,
1.65 + HB_SCRIPT_OLD_ITALIC,
1.66 + HB_SCRIPT_GOTHIC,
1.67 + HB_SCRIPT_DESERET,
1.68 + HB_SCRIPT_INHERITED,
1.69 + HB_SCRIPT_TAGALOG,
1.70 + HB_SCRIPT_HANUNOO,
1.71 + HB_SCRIPT_BUHID,
1.72 + HB_SCRIPT_TAGBANWA,
1.73 + HB_SCRIPT_LIMBU,
1.74 + HB_SCRIPT_TAI_LE,
1.75 + HB_SCRIPT_LINEAR_B,
1.76 + HB_SCRIPT_UGARITIC,
1.77 + HB_SCRIPT_SHAVIAN,
1.78 + HB_SCRIPT_OSMANYA,
1.79 + HB_SCRIPT_CYPRIOT,
1.80 + HB_SCRIPT_BRAILLE,
1.81 + HB_SCRIPT_BUGINESE,
1.82 + HB_SCRIPT_COPTIC,
1.83 + HB_SCRIPT_NEW_TAI_LUE,
1.84 + HB_SCRIPT_GLAGOLITIC,
1.85 + HB_SCRIPT_TIFINAGH,
1.86 + HB_SCRIPT_SYLOTI_NAGRI,
1.87 + HB_SCRIPT_OLD_PERSIAN,
1.88 + HB_SCRIPT_KHAROSHTHI,
1.89 + HB_SCRIPT_BALINESE,
1.90 + HB_SCRIPT_CUNEIFORM,
1.91 + HB_SCRIPT_PHOENICIAN,
1.92 + HB_SCRIPT_PHAGS_PA,
1.93 + HB_SCRIPT_NKO,
1.94 + HB_SCRIPT_SUNDANESE,
1.95 + HB_SCRIPT_LEPCHA,
1.96 + HB_SCRIPT_OL_CHIKI,
1.97 + HB_SCRIPT_VAI,
1.98 + HB_SCRIPT_SAURASHTRA,
1.99 + HB_SCRIPT_KAYAH_LI,
1.100 + HB_SCRIPT_REJANG,
1.101 + HB_SCRIPT_LYCIAN,
1.102 + HB_SCRIPT_CARIAN,
1.103 + HB_SCRIPT_LYDIAN,
1.104 + HB_SCRIPT_CHAM,
1.105 + HB_SCRIPT_TAI_THAM,
1.106 + HB_SCRIPT_TAI_VIET,
1.107 + HB_SCRIPT_AVESTAN,
1.108 + HB_SCRIPT_EGYPTIAN_HIEROGLYPHS,
1.109 + HB_SCRIPT_SAMARITAN,
1.110 + HB_SCRIPT_LISU,
1.111 + HB_SCRIPT_BAMUM,
1.112 + HB_SCRIPT_JAVANESE,
1.113 + HB_SCRIPT_MEETEI_MAYEK,
1.114 + HB_SCRIPT_IMPERIAL_ARAMAIC,
1.115 + HB_SCRIPT_OLD_SOUTH_ARABIAN,
1.116 + HB_SCRIPT_INSCRIPTIONAL_PARTHIAN,
1.117 + HB_SCRIPT_INSCRIPTIONAL_PAHLAVI,
1.118 + HB_SCRIPT_OLD_TURKIC,
1.119 + HB_SCRIPT_KAITHI,
1.120 + HB_SCRIPT_BATAK,
1.121 + HB_SCRIPT_BRAHMI,
1.122 + HB_SCRIPT_MANDAIC,
1.123 + HB_SCRIPT_CHAKMA,
1.124 + HB_SCRIPT_MEROITIC_CURSIVE,
1.125 + HB_SCRIPT_MEROITIC_HIEROGLYPHS,
1.126 + HB_SCRIPT_MIAO,
1.127 + HB_SCRIPT_SHARADA,
1.128 + HB_SCRIPT_SORA_SOMPENG,
1.129 + HB_SCRIPT_TAKRI,
1.130 + HB_SCRIPT_UNKNOWN,
1.131 +};
1.132 +
1.133 +static hb_unicode_combining_class_t
1.134 +hb_ucdn_combining_class(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
1.135 + void *user_data HB_UNUSED)
1.136 +{
1.137 + return (hb_unicode_combining_class_t) ucdn_get_combining_class(unicode);
1.138 +}
1.139 +
1.140 +static unsigned int
1.141 +hb_ucdn_eastasian_width(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
1.142 + void *user_data HB_UNUSED)
1.143 +{
1.144 + int w = ucdn_get_east_asian_width(unicode);
1.145 + return (w == UCDN_EAST_ASIAN_F || w == UCDN_EAST_ASIAN_W) ? 2 : 1;
1.146 +}
1.147 +
1.148 +static hb_unicode_general_category_t
1.149 +hb_ucdn_general_category(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
1.150 + void *user_data HB_UNUSED)
1.151 +{
1.152 + return (hb_unicode_general_category_t)ucdn_get_general_category(unicode);
1.153 +}
1.154 +
1.155 +static hb_codepoint_t
1.156 +hb_ucdn_mirroring(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
1.157 + void *user_data HB_UNUSED)
1.158 +{
1.159 + return ucdn_mirror(unicode);
1.160 +}
1.161 +
1.162 +static hb_script_t
1.163 +hb_ucdn_script(hb_unicode_funcs_t *ufuncs, hb_codepoint_t unicode,
1.164 + void *user_data HB_UNUSED)
1.165 +{
1.166 + return ucdn_script_translate[ucdn_get_script(unicode)];
1.167 +}
1.168 +
1.169 +static hb_bool_t
1.170 +hb_ucdn_compose(hb_unicode_funcs_t *ufuncs,
1.171 + hb_codepoint_t a, hb_codepoint_t b, hb_codepoint_t *ab,
1.172 + void *user_data HB_UNUSED)
1.173 +{
1.174 + return ucdn_compose(ab, a, b);
1.175 +}
1.176 +
1.177 +static hb_bool_t
1.178 +hb_ucdn_decompose(hb_unicode_funcs_t *ufuncs,
1.179 + hb_codepoint_t ab, hb_codepoint_t *a, hb_codepoint_t *b,
1.180 + void *user_data HB_UNUSED)
1.181 +{
1.182 + return ucdn_decompose(ab, a, b);
1.183 +}
1.184 +
1.185 +static unsigned int
1.186 +hb_ucdn_decompose_compatibility(hb_unicode_funcs_t *ufuncs,
1.187 + hb_codepoint_t u, hb_codepoint_t *decomposed,
1.188 + void *user_data HB_UNUSED)
1.189 +{
1.190 + return ucdn_compat_decompose(u, decomposed);
1.191 +}
1.192 +
1.193 +extern "C" HB_INTERNAL
1.194 +hb_unicode_funcs_t *
1.195 +hb_ucdn_get_unicode_funcs (void)
1.196 +{
1.197 + static const hb_unicode_funcs_t _hb_ucdn_unicode_funcs = {
1.198 + HB_OBJECT_HEADER_STATIC,
1.199 +
1.200 + NULL, /* parent */
1.201 + true, /* immutable */
1.202 + {
1.203 +#define HB_UNICODE_FUNC_IMPLEMENT(name) hb_ucdn_##name,
1.204 + HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
1.205 +#undef HB_UNICODE_FUNC_IMPLEMENT
1.206 + }
1.207 + };
1.208 +
1.209 + return const_cast<hb_unicode_funcs_t *> (&_hb_ucdn_unicode_funcs);
1.210 +}
1.211 +
