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harfbuzz/src/hb-unicode.h

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/*
* Copyright (C) 2009 Red Hat, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Red Hat Author(s): Behdad Esfahbod
*/
#ifndef HB_UNICODE_H
#define HB_UNICODE_H
#include "hb-common.h"
HB_BEGIN_DECLS
/* Unicode General Category property */
typedef enum
{
HB_CATEGORY_CONTROL,
HB_CATEGORY_FORMAT,
HB_CATEGORY_UNASSIGNED,
HB_CATEGORY_PRIVATE_USE,
HB_CATEGORY_SURROGATE,
HB_CATEGORY_LOWERCASE_LETTER,
HB_CATEGORY_MODIFIER_LETTER,
HB_CATEGORY_OTHER_LETTER,
HB_CATEGORY_TITLECASE_LETTER,
HB_CATEGORY_UPPERCASE_LETTER,
HB_CATEGORY_COMBINING_MARK,
HB_CATEGORY_ENCLOSING_MARK,
HB_CATEGORY_NON_SPACING_MARK,
HB_CATEGORY_DECIMAL_NUMBER,
HB_CATEGORY_LETTER_NUMBER,
HB_CATEGORY_OTHER_NUMBER,
HB_CATEGORY_CONNECT_PUNCTUATION,
HB_CATEGORY_DASH_PUNCTUATION,
HB_CATEGORY_CLOSE_PUNCTUATION,
HB_CATEGORY_FINAL_PUNCTUATION,
HB_CATEGORY_INITIAL_PUNCTUATION,
HB_CATEGORY_OTHER_PUNCTUATION,
HB_CATEGORY_OPEN_PUNCTUATION,
HB_CATEGORY_CURRENCY_SYMBOL,
HB_CATEGORY_MODIFIER_SYMBOL,
HB_CATEGORY_MATH_SYMBOL,
HB_CATEGORY_OTHER_SYMBOL,
HB_CATEGORY_LINE_SEPARATOR,
HB_CATEGORY_PARAGRAPH_SEPARATOR,
HB_CATEGORY_SPACE_SEPARATOR
} hb_category_t;
/* Unicode Script property */
typedef enum
{ /* ISO 15924 code */
HB_SCRIPT_INVALID_CODE = -1,
HB_SCRIPT_COMMON = 0, /* Zyyy */
HB_SCRIPT_INHERITED, /* Qaai */
HB_SCRIPT_ARABIC, /* Arab */
HB_SCRIPT_ARMENIAN, /* Armn */
HB_SCRIPT_BENGALI, /* Beng */
HB_SCRIPT_BOPOMOFO, /* Bopo */
HB_SCRIPT_CHEROKEE, /* Cher */
HB_SCRIPT_COPTIC, /* Qaac */
HB_SCRIPT_CYRILLIC, /* Cyrl (Cyrs) */
HB_SCRIPT_DESERET, /* Dsrt */
HB_SCRIPT_DEVANAGARI, /* Deva */
HB_SCRIPT_ETHIOPIC, /* Ethi */
HB_SCRIPT_GEORGIAN, /* Geor (Geon, Geoa) */
HB_SCRIPT_GOTHIC, /* Goth */
HB_SCRIPT_GREEK, /* Grek */
HB_SCRIPT_GUJARATI, /* Gujr */
HB_SCRIPT_GURMUKHI, /* Guru */
HB_SCRIPT_HAN, /* Hani */
HB_SCRIPT_HANGUL, /* Hang */
HB_SCRIPT_HEBREW, /* Hebr */
HB_SCRIPT_HIRAGANA, /* Hira */
HB_SCRIPT_KANNADA, /* Knda */
HB_SCRIPT_KATAKANA, /* Kana */
HB_SCRIPT_KHMER, /* Khmr */
HB_SCRIPT_LAO, /* Laoo */
HB_SCRIPT_LATIN, /* Latn (Latf, Latg) */
HB_SCRIPT_MALAYALAM, /* Mlym */
HB_SCRIPT_MONGOLIAN, /* Mong */
HB_SCRIPT_MYANMAR, /* Mymr */
HB_SCRIPT_OGHAM, /* Ogam */
HB_SCRIPT_OLD_ITALIC, /* Ital */
HB_SCRIPT_ORIYA, /* Orya */
HB_SCRIPT_RUNIC, /* Runr */
HB_SCRIPT_SINHALA, /* Sinh */
HB_SCRIPT_SYRIAC, /* Syrc (Syrj, Syrn, Syre) */
HB_SCRIPT_TAMIL, /* Taml */
HB_SCRIPT_TELUGU, /* Telu */
HB_SCRIPT_THAANA, /* Thaa */
HB_SCRIPT_THAI, /* Thai */
HB_SCRIPT_TIBETAN, /* Tibt */
HB_SCRIPT_CANADIAN_ABORIGINAL, /* Cans */
HB_SCRIPT_YI, /* Yiii */
HB_SCRIPT_TAGALOG, /* Tglg */
HB_SCRIPT_HANUNOO, /* Hano */
HB_SCRIPT_BUHID, /* Buhd */
HB_SCRIPT_TAGBANWA, /* Tagb */
/* Unicode-4.0 additions */
HB_SCRIPT_BRAILLE, /* Brai */
HB_SCRIPT_CYPRIOT, /* Cprt */
HB_SCRIPT_LIMBU, /* Limb */
HB_SCRIPT_OSMANYA, /* Osma */
HB_SCRIPT_SHAVIAN, /* Shaw */
HB_SCRIPT_LINEAR_B, /* Linb */
HB_SCRIPT_TAI_LE, /* Tale */
HB_SCRIPT_UGARITIC, /* Ugar */
/* Unicode-4.1 additions */
HB_SCRIPT_NEW_TAI_LUE, /* Talu */
HB_SCRIPT_BUGINESE, /* Bugi */
HB_SCRIPT_GLAGOLITIC, /* Glag */
HB_SCRIPT_TIFINAGH, /* Tfng */
HB_SCRIPT_SYLOTI_NAGRI, /* Sylo */
HB_SCRIPT_OLD_PERSIAN, /* Xpeo */
HB_SCRIPT_KHAROSHTHI, /* Khar */
/* Unicode-5.0 additions */
HB_SCRIPT_UNKNOWN, /* Zzzz */
HB_SCRIPT_BALINESE, /* Bali */
HB_SCRIPT_CUNEIFORM, /* Xsux */
HB_SCRIPT_PHOENICIAN, /* Phnx */
HB_SCRIPT_PHAGS_PA, /* Phag */
HB_SCRIPT_NKO, /* Nkoo */
/* Unicode-5.1 additions */
HB_SCRIPT_KAYAH_LI, /* Kali */
HB_SCRIPT_LEPCHA, /* Lepc */
HB_SCRIPT_REJANG, /* Rjng */
HB_SCRIPT_SUNDANESE, /* Sund */
HB_SCRIPT_SAURASHTRA, /* Saur */
HB_SCRIPT_CHAM, /* Cham */
HB_SCRIPT_OL_CHIKI, /* Olck */
HB_SCRIPT_VAI, /* Vaii */
HB_SCRIPT_CARIAN, /* Cari */
HB_SCRIPT_LYCIAN, /* Lyci */
HB_SCRIPT_LYDIAN, /* Lydi */
/* Unicode-5.2 additions */
HB_SCRIPT_AVESTAN, /* Avst */
HB_SCRIPT_BAMUM, /* Bamu */
HB_SCRIPT_EGYPTIAN_HIEROGLYPHS, /* Egyp */
HB_SCRIPT_IMPERIAL_ARAMAIC, /* Armi */
HB_SCRIPT_INSCRIPTIONAL_PAHLAVI, /* Phli */
HB_SCRIPT_INSCRIPTIONAL_PARTHIAN, /* Prti */
HB_SCRIPT_JAVANESE, /* Java */
HB_SCRIPT_KAITHI, /* Kthi */
HB_SCRIPT_LISU, /* Lisu */
HB_SCRIPT_MEETEI_MAYEK, /* Mtei */
HB_SCRIPT_OLD_SOUTH_ARABIAN, /* Sarb */
HB_SCRIPT_OLD_TURKIC, /* Orkh */
HB_SCRIPT_SAMARITAN, /* Samr */
HB_SCRIPT_TAI_THAM, /* Lana */
HB_SCRIPT_TAI_VIET, /* Tavt */
/* Unicode-6.0 additions */
HB_SCRIPT_BATAK, /* Batk */
HB_SCRIPT_BRAHMI, /* Brah */
HB_SCRIPT_MANDAIC /* Mand */
} hb_script_t;
/*
* hb_unicode_funcs_t
*/
typedef struct _hb_unicode_funcs_t hb_unicode_funcs_t;
hb_unicode_funcs_t *
hb_unicode_funcs_create (void);
hb_unicode_funcs_t *
hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs);
unsigned int
hb_unicode_funcs_get_reference_count (hb_unicode_funcs_t *ufuncs);
void
hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs);
hb_unicode_funcs_t *
hb_unicode_funcs_copy (hb_unicode_funcs_t *ufuncs);
void
hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs);
hb_bool_t
hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs);
/*
* funcs
*/
/* typedefs */
typedef hb_codepoint_t (*hb_unicode_get_mirroring_func_t) (hb_codepoint_t unicode);
typedef hb_category_t (*hb_unicode_get_general_category_func_t) (hb_codepoint_t unicode);
typedef hb_script_t (*hb_unicode_get_script_func_t) (hb_codepoint_t unicode);
typedef unsigned int (*hb_unicode_get_combining_class_func_t) (hb_codepoint_t unicode);
typedef unsigned int (*hb_unicode_get_eastasian_width_func_t) (hb_codepoint_t unicode);
/* setters */
void
hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,
hb_unicode_get_mirroring_func_t mirroring_func);
void
hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,
hb_unicode_get_general_category_func_t general_category_func);
void
hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,
hb_unicode_get_script_func_t script_func);
void
hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,
hb_unicode_get_combining_class_func_t combining_class_func);
void
hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,
hb_unicode_get_eastasian_width_func_t eastasian_width_func);
/* getters */
/* These never return NULL. Return fallback defaults instead. */
hb_unicode_get_mirroring_func_t
hb_unicode_funcs_get_mirroring_func (hb_unicode_funcs_t *ufuncs);
hb_unicode_get_general_category_func_t
hb_unicode_funcs_get_general_category_func (hb_unicode_funcs_t *ufuncs);
hb_unicode_get_script_func_t
hb_unicode_funcs_get_script_func (hb_unicode_funcs_t *ufuncs);
hb_unicode_get_combining_class_func_t
hb_unicode_funcs_get_combining_class_func (hb_unicode_funcs_t *ufuncs);
hb_unicode_get_eastasian_width_func_t
hb_unicode_funcs_get_eastasian_width_func (hb_unicode_funcs_t *ufuncs);
/* accessors */
hb_codepoint_t
hb_unicode_get_mirroring (hb_unicode_funcs_t *ufuncs,
hb_codepoint_t unicode);
hb_category_t
hb_unicode_get_general_category (hb_unicode_funcs_t *ufuncs,
hb_codepoint_t unicode);
hb_script_t
hb_unicode_get_script (hb_unicode_funcs_t *ufuncs,
hb_codepoint_t unicode);
unsigned int
hb_unicode_get_combining_class (hb_unicode_funcs_t *ufuncs,
hb_codepoint_t unicode);
unsigned int
hb_unicode_get_eastasian_width (hb_unicode_funcs_t *ufuncs,
hb_codepoint_t unicode);
HB_END_DECLS
#endif /* HB_UNICODE_H */
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