kc3-lang/harfbuzz/src/hb-unicode.h

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• Hash : 80a6833b
  Author :
  Date : 2011-05-11T18:14:44
  

  [API] Add hb_*_get_empty() for all objects
  

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• src/hb-unicode.h

• /*
   * Copyright © 2009  Red Hat, Inc.
   * Copyright © 2011  Codethink Limited
   * Copyright © 2011  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_UNICODE_H
  #define HB_UNICODE_H
  
  #include "hb-common.h"
  
  HB_BEGIN_DECLS
  
  
  /*
   * 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_unicode_funcs_t *
  hb_unicode_funcs_get_default (void);
  
  
  hb_unicode_funcs_t *
  hb_unicode_funcs_create (hb_unicode_funcs_t *parent);
  
  hb_unicode_funcs_t *
  hb_unicode_funcs_get_empty (void);
  
  hb_unicode_funcs_t *
  hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs);
  
  void
  hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs);
  
  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);
  
  
  void *
  hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,
  			        hb_user_data_key_t *key);
  
  
  void
  hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs);
  
  hb_bool_t
  hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs);
  
  hb_unicode_funcs_t *
  hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs);
  
  
  /*
   * funcs
   */
  
  /* typedefs */
  
  typedef unsigned int                  (*hb_unicode_get_combining_class_func_t)  (hb_unicode_funcs_t *ufuncs,
  										 hb_codepoint_t      unicode,
  										 void               *user_data);
  typedef unsigned int                  (*hb_unicode_get_eastasian_width_func_t)  (hb_unicode_funcs_t *ufuncs,
  										 hb_codepoint_t      unicode,
  										 void               *user_data);
  typedef hb_unicode_general_category_t (*hb_unicode_get_general_category_func_t) (hb_unicode_funcs_t *ufuncs,
  										 hb_codepoint_t      unicode,
  										 void               *user_data);
  typedef hb_codepoint_t                (*hb_unicode_get_mirroring_func_t)        (hb_unicode_funcs_t *ufuncs,
  										 hb_codepoint_t      unicode,
  										 void               *user_data);
  typedef hb_script_t                   (*hb_unicode_get_script_func_t)           (hb_unicode_funcs_t *ufuncs,
  										 hb_codepoint_t      unicode,
  										 void               *user_data);
  
  /* setters */
  
  void
  hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,
  					   hb_unicode_get_combining_class_func_t combining_class_func,
  					   void *user_data, hb_destroy_func_t destroy);
  
  void
  hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,
  					   hb_unicode_get_eastasian_width_func_t eastasian_width_func,
  					   void *user_data, hb_destroy_func_t destroy);
  
  void
  hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,
  					    hb_unicode_get_general_category_func_t general_category_func,
  					    void *user_data, hb_destroy_func_t destroy);
  
  void
  hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,
  				     hb_unicode_get_mirroring_func_t mirroring_func,
  				     void *user_data, hb_destroy_func_t destroy);
  
  void
  hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,
  				  hb_unicode_get_script_func_t script_func,
  				  void *user_data, hb_destroy_func_t destroy);
  
  
  
  /* accessors */
  
  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_unicode_general_category_t
  hb_unicode_get_general_category (hb_unicode_funcs_t *ufuncs,
  				 hb_codepoint_t unicode);
  
  hb_codepoint_t
  hb_unicode_get_mirroring (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);
  
  
  HB_END_DECLS
  
  #endif /* HB_UNICODE_H */
  

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