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#define HB_UNICODE_MAX_DECOMPOSITION_LEN hb_unicode_combining_class_t hb_unicode_combining_class (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode); hb_unicode_combining_class_t (*hb_unicode_combining_class_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data); enum hb_unicode_combining_class_t; hb_bool_t hb_unicode_compose (hb_unicode_funcs_t *ufuncs,hb_codepoint_t a,hb_codepoint_t b,hb_codepoint_t *ab); hb_bool_t (*hb_unicode_compose_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t a,hb_codepoint_t b,hb_codepoint_t *ab,void *user_data); hb_bool_t hb_unicode_decompose (hb_unicode_funcs_t *ufuncs,hb_codepoint_t ab,hb_codepoint_t *a,hb_codepoint_t *b); unsigned int hb_unicode_decompose_compatibility (hb_unicode_funcs_t *ufuncs,hb_codepoint_t u,hb_codepoint_t *decomposed); hb_bool_t (*hb_unicode_decompose_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t ab,hb_codepoint_t *a,hb_codepoint_t *b,void *user_data); unsigned int hb_unicode_eastasian_width (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode); hb_unicode_funcs_t * hb_unicode_funcs_create (hb_unicode_funcs_t *parent); void hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs); hb_unicode_funcs_t * hb_unicode_funcs_get_default (void); hb_unicode_funcs_t * hb_unicode_funcs_get_empty (void); hb_unicode_funcs_t * hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs); void * hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,hb_user_data_key_t *key); hb_bool_t hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs); void hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs); hb_unicode_funcs_t * hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs); void hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,hb_unicode_combining_class_func_t func,void *user_data,hb_destroy_func_t destroy); void hb_unicode_funcs_set_compose_func (hb_unicode_funcs_t *ufuncs,hb_unicode_compose_func_t func,void *user_data,hb_destroy_func_t destroy); void hb_unicode_funcs_set_decompose_compatibility_func (hb_unicode_funcs_t *ufuncs,hb_unicode_decompose_compatibility_func_t func,void *user_data,hb_destroy_func_t destroy); void hb_unicode_funcs_set_decompose_func (hb_unicode_funcs_t *ufuncs,hb_unicode_decompose_func_t func,void *user_data,hb_destroy_func_t destroy); void hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,hb_unicode_eastasian_width_func_t func,void *user_data,hb_destroy_func_t destroy); void hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,hb_unicode_general_category_func_t func,void *user_data,hb_destroy_func_t destroy); void hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,hb_unicode_mirroring_func_t func,void *user_data,hb_destroy_func_t destroy); void hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,hb_unicode_script_func_t func,void *user_data,hb_destroy_func_t destroy); hb_bool_t hb_unicode_funcs_set_user_data (hb_unicode_funcs_t *ufuncs,hb_user_data_key_t *key,void *data,hb_destroy_func_t destroy,hb_bool_t replace); typedef hb_unicode_funcs_t; hb_unicode_general_category_t hb_unicode_general_category (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode); hb_unicode_general_category_t (*hb_unicode_general_category_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data); enum hb_unicode_general_category_t; hb_codepoint_t hb_unicode_mirroring (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode); hb_codepoint_t (*hb_unicode_mirroring_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data); hb_script_t hb_unicode_script (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode); hb_script_t (*hb_unicode_script_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data);
hb_unicode_combining_class_t hb_unicode_combining_class (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode);
hb_unicode_combining_class_t (*hb_unicode_combining_class_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data);
typedef enum {
  HB_UNICODE_COMBINING_CLASS_NOT_REORDERED = 0,
  HB_UNICODE_COMBINING_CLASS_OVERLAY		= 1,
  HB_UNICODE_COMBINING_CLASS_NUKTA		= 7,
  HB_UNICODE_COMBINING_CLASS_KANA_VOICING = 8,
  HB_UNICODE_COMBINING_CLASS_VIRAMA		= 9,
  /* Hebrew */
  HB_UNICODE_COMBINING_CLASS_CCC10 =  10,
  HB_UNICODE_COMBINING_CLASS_CCC11 =  11,
  HB_UNICODE_COMBINING_CLASS_CCC12 =  12,
  HB_UNICODE_COMBINING_CLASS_CCC13 =  13,
  HB_UNICODE_COMBINING_CLASS_CCC14 =  14,
  HB_UNICODE_COMBINING_CLASS_CCC15 =  15,
  HB_UNICODE_COMBINING_CLASS_CCC16 =  16,
  HB_UNICODE_COMBINING_CLASS_CCC17 =  17,
  HB_UNICODE_COMBINING_CLASS_CCC18 =  18,
  HB_UNICODE_COMBINING_CLASS_CCC19 =  19,
  HB_UNICODE_COMBINING_CLASS_CCC20 =  20,
  HB_UNICODE_COMBINING_CLASS_CCC21 =  21,
  HB_UNICODE_COMBINING_CLASS_CCC22 =  22,
  HB_UNICODE_COMBINING_CLASS_CCC23 =  23,
  HB_UNICODE_COMBINING_CLASS_CCC24 =  24,
  HB_UNICODE_COMBINING_CLASS_CCC25 =  25,
  HB_UNICODE_COMBINING_CLASS_CCC26 =  26,
  /* Arabic */
  HB_UNICODE_COMBINING_CLASS_CCC27 =  27,
  HB_UNICODE_COMBINING_CLASS_CCC28 =  28,
  HB_UNICODE_COMBINING_CLASS_CCC29 =  29,
  HB_UNICODE_COMBINING_CLASS_CCC30 =  30,
  HB_UNICODE_COMBINING_CLASS_CCC31 =  31,
  HB_UNICODE_COMBINING_CLASS_CCC32 =  32,
  HB_UNICODE_COMBINING_CLASS_CCC33 =  33,
  HB_UNICODE_COMBINING_CLASS_CCC34 =  34,
  HB_UNICODE_COMBINING_CLASS_CCC35 =  35,
  /* Syriac */
  HB_UNICODE_COMBINING_CLASS_CCC36 =  36,
  /* Telugu */
  HB_UNICODE_COMBINING_CLASS_CCC84 =  84,
  HB_UNICODE_COMBINING_CLASS_CCC91 =  91,
  /* Thai */
  HB_UNICODE_COMBINING_CLASS_CCC103 = 103,
  HB_UNICODE_COMBINING_CLASS_CCC107 = 107,
  /* Lao */
  HB_UNICODE_COMBINING_CLASS_CCC118 = 118,
  HB_UNICODE_COMBINING_CLASS_CCC122 = 122,
  /* Tibetan */
  HB_UNICODE_COMBINING_CLASS_CCC129 = 129,
  HB_UNICODE_COMBINING_CLASS_CCC130 = 130,
  HB_UNICODE_COMBINING_CLASS_CCC133 = 132,
  HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW_LEFT = 200,
  HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW		= 202,
  HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE		= 214,
  HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE_RIGHT = 216,
  HB_UNICODE_COMBINING_CLASS_BELOW_LEFT			= 218,
  HB_UNICODE_COMBINING_CLASS_BELOW			= 220,
  HB_UNICODE_COMBINING_CLASS_BELOW_RIGHT		= 222,
  HB_UNICODE_COMBINING_CLASS_LEFT			= 224,
  HB_UNICODE_COMBINING_CLASS_RIGHT			= 226,
  HB_UNICODE_COMBINING_CLASS_ABOVE_LEFT			= 228,
  HB_UNICODE_COMBINING_CLASS_ABOVE			= 230,
  HB_UNICODE_COMBINING_CLASS_ABOVE_RIGHT		= 232,
  HB_UNICODE_COMBINING_CLASS_DOUBLE_BELOW		= 233,
  HB_UNICODE_COMBINING_CLASS_DOUBLE_ABOVE		= 234,
  HB_UNICODE_COMBINING_CLASS_IOTA_SUBSCRIPT		= 240,
  HB_UNICODE_COMBINING_CLASS_INVALID = 255
} hb_unicode_combining_class_t;
hb_bool_t hb_unicode_compose (hb_unicode_funcs_t *ufuncs,hb_codepoint_t a,hb_codepoint_t b,hb_codepoint_t *ab);
| 
 | Unicode functions. | 
| 
 | . [out] | 
Since 1.0
hb_bool_t (*hb_unicode_compose_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t a,hb_codepoint_t b,hb_codepoint_t *ab,void *user_data);
hb_bool_t hb_unicode_decompose (hb_unicode_funcs_t *ufuncs,hb_codepoint_t ab,hb_codepoint_t *a,hb_codepoint_t *b);
| 
 | Unicode functions. | 
| 
 | . [out] | 
| 
 | . [out] | 
Since 1.0
unsigned int hb_unicode_decompose_compatibility (hb_unicode_funcs_t *ufuncs,hb_codepoint_t u,hb_codepoint_t *decomposed);
| 
 | Unicode functions. | 
| 
 | . [out] | 
Since 1.0
hb_bool_t (*hb_unicode_decompose_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t ab,hb_codepoint_t *a,hb_codepoint_t *b,void *user_data);
unsigned int hb_unicode_eastasian_width (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode);
hb_unicode_funcs_t * hb_unicode_funcs_create            (hb_unicode_funcs_t *parent);
void                hb_unicode_funcs_destroy            (hb_unicode_funcs_t *ufuncs);
| 
 | Unicode functions. | 
Since 1.0
hb_unicode_funcs_t * hb_unicode_funcs_get_empty         (void);
| Returns : | . [transfer full] | 
Since 1.0
hb_unicode_funcs_t * hb_unicode_funcs_get_parent        (hb_unicode_funcs_t *ufuncs);
| 
 | Unicode functions. | 
Since 1.0
void * hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,hb_user_data_key_t *key);
| 
 | Unicode functions. | 
| Returns : | . [transfer none] | 
Since 1.0
hb_bool_t           hb_unicode_funcs_is_immutable       (hb_unicode_funcs_t *ufuncs);
| 
 | Unicode functions. | 
Since 1.0
void                hb_unicode_funcs_make_immutable     (hb_unicode_funcs_t *ufuncs);
| 
 | Unicode functions. | 
Since 1.0
hb_unicode_funcs_t * hb_unicode_funcs_reference         (hb_unicode_funcs_t *ufuncs);
| 
 | Unicode functions. | 
| Returns : | . [transfer full] | 
Since 1.0
void hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,hb_unicode_combining_class_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
void hb_unicode_funcs_set_compose_func (hb_unicode_funcs_t *ufuncs,hb_unicode_compose_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
void hb_unicode_funcs_set_decompose_compatibility_func (hb_unicode_funcs_t *ufuncs,hb_unicode_decompose_compatibility_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
void hb_unicode_funcs_set_decompose_func (hb_unicode_funcs_t *ufuncs,hb_unicode_decompose_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
void hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,hb_unicode_eastasian_width_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
void hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,hb_unicode_general_category_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
void hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,hb_unicode_mirroring_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
void hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,hb_unicode_script_func_t func,void *user_data,hb_destroy_func_t destroy);
| 
 | a Unicode function structure | 
Since 1.0
hb_bool_t hb_unicode_funcs_set_user_data (hb_unicode_funcs_t *ufuncs,hb_user_data_key_t *key,void *data,hb_destroy_func_t destroy,hb_bool_t replace);
| 
 | Unicode functions. | 
Since 1.0
hb_unicode_general_category_t hb_unicode_general_category (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode);
hb_unicode_general_category_t (*hb_unicode_general_category_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data);
typedef enum {
  HB_UNICODE_GENERAL_CATEGORY_CONTROL,			/* Cc */
  HB_UNICODE_GENERAL_CATEGORY_FORMAT,			/* Cf */
  HB_UNICODE_GENERAL_CATEGORY_UNASSIGNED,		/* Cn */
  HB_UNICODE_GENERAL_CATEGORY_PRIVATE_USE,		/* Co */
  HB_UNICODE_GENERAL_CATEGORY_SURROGATE,		/* Cs */
  HB_UNICODE_GENERAL_CATEGORY_LOWERCASE_LETTER,		/* Ll */
  HB_UNICODE_GENERAL_CATEGORY_MODIFIER_LETTER,		/* Lm */
  HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER,		/* Lo */
  HB_UNICODE_GENERAL_CATEGORY_TITLECASE_LETTER,		/* Lt */
  HB_UNICODE_GENERAL_CATEGORY_UPPERCASE_LETTER,		/* Lu */
  HB_UNICODE_GENERAL_CATEGORY_SPACING_MARK,		/* Mc */
  HB_UNICODE_GENERAL_CATEGORY_ENCLOSING_MARK,		/* Me */
  HB_UNICODE_GENERAL_CATEGORY_NON_SPACING_MARK,		/* Mn */
  HB_UNICODE_GENERAL_CATEGORY_DECIMAL_NUMBER,		/* Nd */
  HB_UNICODE_GENERAL_CATEGORY_LETTER_NUMBER,		/* Nl */
  HB_UNICODE_GENERAL_CATEGORY_OTHER_NUMBER,		/* No */
  HB_UNICODE_GENERAL_CATEGORY_CONNECT_PUNCTUATION, /* Pc */
  HB_UNICODE_GENERAL_CATEGORY_DASH_PUNCTUATION,		/* Pd */
  HB_UNICODE_GENERAL_CATEGORY_CLOSE_PUNCTUATION, /* Pe */
  HB_UNICODE_GENERAL_CATEGORY_FINAL_PUNCTUATION, /* Pf */
  HB_UNICODE_GENERAL_CATEGORY_INITIAL_PUNCTUATION, /* Pi */
  HB_UNICODE_GENERAL_CATEGORY_OTHER_PUNCTUATION, /* Po */
  HB_UNICODE_GENERAL_CATEGORY_OPEN_PUNCTUATION,		/* Ps */
  HB_UNICODE_GENERAL_CATEGORY_CURRENCY_SYMBOL,		/* Sc */
  HB_UNICODE_GENERAL_CATEGORY_MODIFIER_SYMBOL,		/* Sk */
  HB_UNICODE_GENERAL_CATEGORY_MATH_SYMBOL,		/* Sm */
  HB_UNICODE_GENERAL_CATEGORY_OTHER_SYMBOL,		/* So */
  HB_UNICODE_GENERAL_CATEGORY_LINE_SEPARATOR,		/* Zl */
  HB_UNICODE_GENERAL_CATEGORY_PARAGRAPH_SEPARATOR, /* Zp */
  HB_UNICODE_GENERAL_CATEGORY_SPACE_SEPARATOR		/* Zs */
} hb_unicode_general_category_t;
hb_codepoint_t hb_unicode_mirroring (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode);
hb_codepoint_t (*hb_unicode_mirroring_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data);
hb_script_t hb_unicode_script (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode);
hb_script_t (*hb_unicode_script_func_t) (hb_unicode_funcs_t *ufuncs,hb_codepoint_t unicode,void *user_data);