JDK14/Java14源码在线阅读

/*
 * Copyright 漏 2009  Red Hat, Inc.
 * Copyright 漏 2011  Codethink Limited
 * Copyright 漏 2011,2012  Google, 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
 * Codethink Author(s): Ryan Lortie
 * Google Author(s): Behdad Esfahbod
 */

#ifndef HB_H_IN
#error "Include <hb.h> instead."
#endif

#ifndef HB_UNICODE_H
#define HB_UNICODE_H

#include "hb-common.h"

HB_BEGIN_DECLS


/**
 * HB_UNICODE_MAX
 *
 * Since: 1.9.0
 **/
#define HB_UNICODE_MAX 0x10FFFFu


/* hb_unicode_general_category_t */

/* Unicode Character Database property: General_Category (gc) */
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_unicode_combining_class_t */

/* Note: newer versions of Unicode may add new values.  Clients should be ready to handle
 * any value in the 0..254 range being returned from hb_unicode_combining_class().
 */

/* Unicode Character Database property: Canonical_Combining_Class (ccc) */
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_unicode_funcs_t
 */

typedef struct hb_unicode_funcs_t hb_unicode_funcs_t;


/*
 * just give me the best implementation you've got there.
 */
HB_EXTERN hb_unicode_funcs_t *
hb_unicode_funcs_get_default (void);


HB_EXTERN hb_unicode_funcs_t *
hb_unicode_funcs_create (hb_unicode_funcs_t *parent);

HB_EXTERN hb_unicode_funcs_t *
hb_unicode_funcs_get_empty (void);

HB_EXTERN hb_unicode_funcs_t *
hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs);

HB_EXTERN void
hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs);

HB_EXTERN 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);


HB_EXTERN void *
hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,
                                hb_user_data_key_t *key);


HB_EXTERN void
hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs);

HB_EXTERN hb_bool_t
hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs);

HB_EXTERN hb_unicode_funcs_t *
hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs);


/*
 * funcs
 */

/* typedefs */

typedef hb_unicode_combining_class_t    (*hb_unicode_combining_class_func_t)    (hb_unicode_funcs_t *ufuncs,
                                                                                 hb_codepoint_t      unicode,
                                                                                 void               *user_data);
typedef hb_unicode_general_category_t   (*hb_unicode_general_category_func_t)   (hb_unicode_funcs_t *ufuncs,
                                                                                 hb_codepoint_t      unicode,
                                                                                 void               *user_data);
typedef hb_codepoint_t                  (*hb_unicode_mirroring_func_t)          (hb_unicode_funcs_t *ufuncs,
                                                                                 hb_codepoint_t      unicode,
                                                                                 void               *user_data);
typedef hb_script_t                     (*hb_unicode_script_func_t)             (hb_unicode_funcs_t *ufuncs,
                                                                                 hb_codepoint_t      unicode,
                                                                                 void               *user_data);

typedef 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);
typedef 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);

/* setters */

/**
 * hb_unicode_funcs_set_combining_class_func:
 * @ufuncs: a Unicode function structure
 * @func: (closure user_data) (destroy destroy) (scope notified):
 * @user_data:
 * @destroy:
 *
 *
 *
 * Since: 0.9.2
 **/
HB_EXTERN 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);

/**
 * hb_unicode_funcs_set_general_category_func:
 * @ufuncs: a Unicode function structure
 * @func: (closure user_data) (destroy destroy) (scope notified):
 * @user_data:
 * @destroy:
 *
 *
 *
 * Since: 0.9.2
 **/
HB_EXTERN 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);

/**
 * hb_unicode_funcs_set_mirroring_func:
 * @ufuncs: a Unicode function structure
 * @func: (closure user_data) (destroy destroy) (scope notified):
 * @user_data:
 * @destroy:
 *
 *
 *
 * Since: 0.9.2
 **/
HB_EXTERN 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);

/**
 * hb_unicode_funcs_set_script_func:
 * @ufuncs: a Unicode function structure
 * @func: (closure user_data) (destroy destroy) (scope notified):
 * @user_data:
 * @destroy:
 *
 *
 *
 * Since: 0.9.2
 **/
HB_EXTERN 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_unicode_funcs_set_compose_func:
 * @ufuncs: a Unicode function structure
 * @func: (closure user_data) (destroy destroy) (scope notified):
 * @user_data:
 * @destroy:
 *
 *
 *
 * Since: 0.9.2
 **/
HB_EXTERN 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);

/**
 * hb_unicode_funcs_set_decompose_func:
 * @ufuncs: a Unicode function structure
 * @func: (closure user_data) (destroy destroy) (scope notified):
 * @user_data:
 * @destroy:
 *
 *
 *
 * Since: 0.9.2
 **/
HB_EXTERN void

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