2 * Copyright © 2007,2008,2009 Red Hat, Inc.
3 * Copyright © 2011 Google, Inc.
5 * This is part of HarfBuzz, a text shaping library.
7 * Permission is hereby granted, without written agreement and without
8 * license or royalty fees, to use, copy, modify, and distribute this
9 * software and its documentation for any purpose, provided that the
10 * above copyright notice and the following two paragraphs appear in
11 * all copies of this software.
13 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
14 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
15 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
16 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
19 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
20 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
21 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
22 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
23 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
25 * Red Hat Author(s): Behdad Esfahbod
26 * Google Author(s): Behdad Esfahbod
33 # define HB_BEGIN_DECLS extern "C" {
34 # define HB_END_DECLS }
35 # else /* !__cplusplus */
36 # define HB_BEGIN_DECLS
38 # endif /* !__cplusplus */
44 typedef signed char int8_t;
45 typedef unsigned char uint8_t;
46 typedef signed short int16_t;
47 typedef unsigned short uint16_t;
48 typedef signed int int32_t;
49 typedef unsigned int uint32_t;
50 typedef signed long long int64_t;
51 typedef unsigned long long uint64_t;
56 typedef int hb_bool_t;
58 typedef uint32_t hb_codepoint_t;
59 typedef int32_t hb_position_t;
60 typedef uint32_t hb_mask_t;
62 typedef union _hb_var_int_t {
71 typedef void (*hb_destroy_func_t) (void *user_data);
76 typedef uint32_t hb_tag_t;
78 #define HB_TAG(a,b,c,d) ((hb_tag_t)((((uint8_t)(a))<<24)|(((uint8_t)(b))<<16)|(((uint8_t)(c))<<8)|((uint8_t)(d))))
80 #define HB_TAG_NONE HB_TAG(0,0,0,0)
82 hb_tag_t hb_tag_from_string (const char *s);
87 typedef enum _hb_direction_t {
88 HB_DIRECTION_INVALID = -1,
96 hb_direction_from_string (const char *str);
99 hb_direction_to_string (hb_direction_t direction);
101 #define HB_DIRECTION_IS_HORIZONTAL(dir) ((((unsigned int) (dir)) & ~1U) == 0)
102 #define HB_DIRECTION_IS_VERTICAL(dir) ((((unsigned int) (dir)) & ~1U) == 2)
103 #define HB_DIRECTION_IS_FORWARD(dir) ((((unsigned int) (dir)) & ~2U) == 0)
104 #define HB_DIRECTION_IS_BACKWARD(dir) ((((unsigned int) (dir)) & ~2U) == 1)
105 #define HB_DIRECTION_REVERSE(dir) ((hb_direction_t) (((unsigned int) (dir)) ^ 1))
110 typedef struct _hb_language_t *hb_language_t;
113 hb_language_from_string (const char *str);
116 hb_language_to_string (hb_language_t language);
119 /* hb_unicode_general_category_t */
123 HB_UNICODE_GENERAL_CATEGORY_CONTROL, /* Cc */
124 HB_UNICODE_GENERAL_CATEGORY_FORMAT, /* Cf */
125 HB_UNICODE_GENERAL_CATEGORY_UNASSIGNED, /* Cn */
126 HB_UNICODE_GENERAL_CATEGORY_PRIVATE_USE, /* Co */
127 HB_UNICODE_GENERAL_CATEGORY_SURROGATE, /* Cs */
128 HB_UNICODE_GENERAL_CATEGORY_LOWERCASE_LETTER, /* Ll */
129 HB_UNICODE_GENERAL_CATEGORY_MODIFIER_LETTER, /* Lm */
130 HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER, /* Lo */
131 HB_UNICODE_GENERAL_CATEGORY_TITLECASE_LETTER, /* Lt */
132 HB_UNICODE_GENERAL_CATEGORY_UPPERCASE_LETTER, /* Lu */
133 HB_UNICODE_GENERAL_CATEGORY_COMBINING_MARK, /* Mc */
134 HB_UNICODE_GENERAL_CATEGORY_ENCLOSING_MARK, /* Me */
135 HB_UNICODE_GENERAL_CATEGORY_NON_SPACING_MARK, /* Mn */
136 HB_UNICODE_GENERAL_CATEGORY_DECIMAL_NUMBER, /* Nd */
137 HB_UNICODE_GENERAL_CATEGORY_LETTER_NUMBER, /* Nl */
138 HB_UNICODE_GENERAL_CATEGORY_OTHER_NUMBER, /* No */
139 HB_UNICODE_GENERAL_CATEGORY_CONNECT_PUNCTUATION, /* Pc */
140 HB_UNICODE_GENERAL_CATEGORY_DASH_PUNCTUATION, /* Pd */
141 HB_UNICODE_GENERAL_CATEGORY_CLOSE_PUNCTUATION, /* Pe */
142 HB_UNICODE_GENERAL_CATEGORY_FINAL_PUNCTUATION, /* Pf */
143 HB_UNICODE_GENERAL_CATEGORY_INITIAL_PUNCTUATION, /* Pi */
144 HB_UNICODE_GENERAL_CATEGORY_OTHER_PUNCTUATION, /* Po */
145 HB_UNICODE_GENERAL_CATEGORY_OPEN_PUNCTUATION, /* Ps */
146 HB_UNICODE_GENERAL_CATEGORY_CURRENCY_SYMBOL, /* Sc */
147 HB_UNICODE_GENERAL_CATEGORY_MODIFIER_SYMBOL, /* Sk */
148 HB_UNICODE_GENERAL_CATEGORY_MATH_SYMBOL, /* Sm */
149 HB_UNICODE_GENERAL_CATEGORY_OTHER_SYMBOL, /* So */
150 HB_UNICODE_GENERAL_CATEGORY_LINE_SEPARATOR, /* Zl */
151 HB_UNICODE_GENERAL_CATEGORY_PARAGRAPH_SEPARATOR, /* Zp */
152 HB_UNICODE_GENERAL_CATEGORY_SPACE_SEPARATOR /* Zs */
153 } hb_unicode_general_category_t;
160 HB_SCRIPT_COMMON = HB_TAG ('Z','y','y','y'),
161 HB_SCRIPT_INHERITED = HB_TAG ('Q','a','a','i'),
162 HB_SCRIPT_ARABIC = HB_TAG ('A','r','a','b'),
163 HB_SCRIPT_ARMENIAN = HB_TAG ('A','r','m','n'),
164 HB_SCRIPT_BENGALI = HB_TAG ('B','e','n','g'),
165 HB_SCRIPT_BOPOMOFO = HB_TAG ('B','o','p','o'),
166 HB_SCRIPT_CHEROKEE = HB_TAG ('C','h','e','r'),
167 HB_SCRIPT_COPTIC = HB_TAG ('Q','a','a','c'),
168 HB_SCRIPT_CYRILLIC = HB_TAG ('C','y','r','l'),
169 HB_SCRIPT_DESERET = HB_TAG ('D','s','r','t'),
170 HB_SCRIPT_DEVANAGARI = HB_TAG ('D','e','v','a'),
171 HB_SCRIPT_ETHIOPIC = HB_TAG ('E','t','h','i'),
172 HB_SCRIPT_GEORGIAN = HB_TAG ('G','e','o','r'),
173 HB_SCRIPT_GOTHIC = HB_TAG ('G','o','t','h'),
174 HB_SCRIPT_GREEK = HB_TAG ('G','r','e','k'),
175 HB_SCRIPT_GUJARATI = HB_TAG ('G','u','j','r'),
176 HB_SCRIPT_GURMUKHI = HB_TAG ('G','u','r','u'),
177 HB_SCRIPT_HAN = HB_TAG ('H','a','n','i'),
178 HB_SCRIPT_HANGUL = HB_TAG ('H','a','n','g'),
179 HB_SCRIPT_HEBREW = HB_TAG ('H','e','b','r'),
180 HB_SCRIPT_HIRAGANA = HB_TAG ('H','i','r','a'),
181 HB_SCRIPT_KANNADA = HB_TAG ('K','n','d','a'),
182 HB_SCRIPT_KATAKANA = HB_TAG ('K','a','n','a'),
183 HB_SCRIPT_KHMER = HB_TAG ('K','h','m','r'),
184 HB_SCRIPT_LAO = HB_TAG ('L','a','o','o'),
185 HB_SCRIPT_LATIN = HB_TAG ('L','a','t','n'),
186 HB_SCRIPT_MALAYALAM = HB_TAG ('M','l','y','m'),
187 HB_SCRIPT_MONGOLIAN = HB_TAG ('M','o','n','g'),
188 HB_SCRIPT_MYANMAR = HB_TAG ('M','y','m','r'),
189 HB_SCRIPT_OGHAM = HB_TAG ('O','g','a','m'),
190 HB_SCRIPT_OLD_ITALIC = HB_TAG ('I','t','a','l'),
191 HB_SCRIPT_ORIYA = HB_TAG ('O','r','y','a'),
192 HB_SCRIPT_RUNIC = HB_TAG ('R','u','n','r'),
193 HB_SCRIPT_SINHALA = HB_TAG ('S','i','n','h'),
194 HB_SCRIPT_SYRIAC = HB_TAG ('S','y','r','c'),
195 HB_SCRIPT_TAMIL = HB_TAG ('T','a','m','l'),
196 HB_SCRIPT_TELUGU = HB_TAG ('T','e','l','u'),
197 HB_SCRIPT_THAANA = HB_TAG ('T','h','a','a'),
198 HB_SCRIPT_THAI = HB_TAG ('T','h','a','i'),
199 HB_SCRIPT_TIBETAN = HB_TAG ('T','i','b','t'),
200 HB_SCRIPT_CANADIAN_ABORIGINAL = HB_TAG ('C','a','n','s'),
201 HB_SCRIPT_YI = HB_TAG ('Y','i','i','i'),
202 HB_SCRIPT_TAGALOG = HB_TAG ('T','g','l','g'),
203 HB_SCRIPT_HANUNOO = HB_TAG ('H','a','n','o'),
204 HB_SCRIPT_BUHID = HB_TAG ('B','u','h','d'),
205 HB_SCRIPT_TAGBANWA = HB_TAG ('T','a','g','b'),
207 /* Unicode-4.0 additions */
208 HB_SCRIPT_BRAILLE = HB_TAG ('B','r','a','i'),
209 HB_SCRIPT_CYPRIOT = HB_TAG ('C','p','r','t'),
210 HB_SCRIPT_LIMBU = HB_TAG ('L','i','m','b'),
211 HB_SCRIPT_OSMANYA = HB_TAG ('O','s','m','a'),
212 HB_SCRIPT_SHAVIAN = HB_TAG ('S','h','a','w'),
213 HB_SCRIPT_LINEAR_B = HB_TAG ('L','i','n','b'),
214 HB_SCRIPT_TAI_LE = HB_TAG ('T','a','l','e'),
215 HB_SCRIPT_UGARITIC = HB_TAG ('U','g','a','r'),
217 /* Unicode-4.1 additions */
218 HB_SCRIPT_NEW_TAI_LUE = HB_TAG ('T','a','l','u'),
219 HB_SCRIPT_BUGINESE = HB_TAG ('B','u','g','i'),
220 HB_SCRIPT_GLAGOLITIC = HB_TAG ('G','l','a','g'),
221 HB_SCRIPT_TIFINAGH = HB_TAG ('T','f','n','g'),
222 HB_SCRIPT_SYLOTI_NAGRI = HB_TAG ('S','y','l','o'),
223 HB_SCRIPT_OLD_PERSIAN = HB_TAG ('X','p','e','o'),
224 HB_SCRIPT_KHAROSHTHI = HB_TAG ('K','h','a','r'),
226 /* Unicode-5.0 additions */
227 HB_SCRIPT_UNKNOWN = HB_TAG ('Z','z','z','z'),
228 HB_SCRIPT_BALINESE = HB_TAG ('B','a','l','i'),
229 HB_SCRIPT_CUNEIFORM = HB_TAG ('X','s','u','x'),
230 HB_SCRIPT_PHOENICIAN = HB_TAG ('P','h','n','x'),
231 HB_SCRIPT_PHAGS_PA = HB_TAG ('P','h','a','g'),
232 HB_SCRIPT_NKO = HB_TAG ('N','k','o','o'),
234 /* Unicode-5.1 additions */
235 HB_SCRIPT_KAYAH_LI = HB_TAG ('K','a','l','i'),
236 HB_SCRIPT_LEPCHA = HB_TAG ('L','e','p','c'),
237 HB_SCRIPT_REJANG = HB_TAG ('R','j','n','g'),
238 HB_SCRIPT_SUNDANESE = HB_TAG ('S','u','n','d'),
239 HB_SCRIPT_SAURASHTRA = HB_TAG ('S','a','u','r'),
240 HB_SCRIPT_CHAM = HB_TAG ('C','h','a','m'),
241 HB_SCRIPT_OL_CHIKI = HB_TAG ('O','l','c','k'),
242 HB_SCRIPT_VAI = HB_TAG ('V','a','i','i'),
243 HB_SCRIPT_CARIAN = HB_TAG ('C','a','r','i'),
244 HB_SCRIPT_LYCIAN = HB_TAG ('L','y','c','i'),
245 HB_SCRIPT_LYDIAN = HB_TAG ('L','y','d','i'),
247 /* Unicode-5.2 additions */
248 HB_SCRIPT_AVESTAN = HB_TAG ('A','v','s','t'),
249 HB_SCRIPT_BAMUM = HB_TAG ('B','a','m','u'),
250 HB_SCRIPT_EGYPTIAN_HIEROGLYPHS = HB_TAG ('E','g','y','p'),
251 HB_SCRIPT_IMPERIAL_ARAMAIC = HB_TAG ('A','r','m','i'),
252 HB_SCRIPT_INSCRIPTIONAL_PAHLAVI = HB_TAG ('P','h','l','i'),
253 HB_SCRIPT_INSCRIPTIONAL_PARTHIAN = HB_TAG ('P','r','t','i'),
254 HB_SCRIPT_JAVANESE = HB_TAG ('J','a','v','a'),
255 HB_SCRIPT_KAITHI = HB_TAG ('K','t','h','i'),
256 HB_SCRIPT_LISU = HB_TAG ('L','i','s','u'),
257 HB_SCRIPT_MEETEI_MAYEK = HB_TAG ('M','t','e','i'),
258 HB_SCRIPT_OLD_SOUTH_ARABIAN = HB_TAG ('S','a','r','b'),
259 HB_SCRIPT_OLD_TURKIC = HB_TAG ('O','r','k','h'),
260 HB_SCRIPT_SAMARITAN = HB_TAG ('S','a','m','r'),
261 HB_SCRIPT_TAI_THAM = HB_TAG ('L','a','n','a'),
262 HB_SCRIPT_TAI_VIET = HB_TAG ('T','a','v','t'),
264 /* Unicode-6.0 additions */
265 HB_SCRIPT_BATAK = HB_TAG ('B','a','t','k'),
266 HB_SCRIPT_BRAHMI = HB_TAG ('B','r','a','h'),
267 HB_SCRIPT_MANDAIC = HB_TAG ('M','a','n','d'),
270 HB_SCRIPT_INVALID = HB_TAG_NONE
274 /* Script functions */
277 hb_script_from_iso15924_tag (hb_tag_t tag);
279 /* suger for tag_from_string() then script_from_iso15924_tag */
281 hb_script_from_string (const char *s);
284 hb_script_to_iso15924_tag (hb_script_t script);
287 hb_script_get_horizontal_direction (hb_script_t script);
292 #endif /* HB_COMMON_H */