139 lines
5.1 KiB
C
139 lines
5.1 KiB
C
/*
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* Copyright (C) 2009 Red Hat, Inc.
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* Copyright © 2011 Codethink Limited
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Red Hat Author(s): Behdad Esfahbod
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* Codethink Author(s): Ryan Lortie
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*/
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#ifndef HB_UNICODE_H
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#define HB_UNICODE_H
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#include "hb-common.h"
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HB_BEGIN_DECLS
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/*
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* hb_unicode_funcs_t
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*/
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typedef struct _hb_unicode_funcs_t hb_unicode_funcs_t;
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hb_unicode_funcs_t *
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hb_unicode_funcs_create (hb_unicode_funcs_t *parent_funcs);
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hb_unicode_funcs_t *
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hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs);
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void
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hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs);
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void
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hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs);
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hb_bool_t
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hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs);
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hb_unicode_funcs_t *
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hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs);
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/*
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* funcs
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*/
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/* typedefs */
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typedef unsigned int (*hb_unicode_get_combining_class_func_t) (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode,
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void *user_data);
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typedef unsigned int (*hb_unicode_get_eastasian_width_func_t) (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode,
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void *user_data);
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typedef hb_unicode_general_category_t (*hb_unicode_get_general_category_func_t) (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode,
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void *user_data);
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typedef hb_codepoint_t (*hb_unicode_get_mirroring_func_t) (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode,
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void *user_data);
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typedef hb_script_t (*hb_unicode_get_script_func_t) (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode,
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void *user_data);
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/* setters */
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void
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hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,
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hb_unicode_get_combining_class_func_t combining_class_func,
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void *user_data, hb_destroy_func_t destroy);
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void
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hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,
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hb_unicode_get_eastasian_width_func_t eastasian_width_func,
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void *user_data, hb_destroy_func_t destroy);
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void
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hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,
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hb_unicode_get_general_category_func_t general_category_func,
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void *user_data, hb_destroy_func_t destroy);
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void
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hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,
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hb_unicode_get_mirroring_func_t mirroring_func,
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void *user_data, hb_destroy_func_t destroy);
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void
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hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,
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hb_unicode_get_script_func_t script_func,
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void *user_data, hb_destroy_func_t destroy);
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/* accessors */
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unsigned int
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hb_unicode_get_combining_class (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode);
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unsigned int
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hb_unicode_get_eastasian_width (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode);
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hb_unicode_general_category_t
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hb_unicode_get_general_category (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode);
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hb_codepoint_t
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hb_unicode_get_mirroring (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode);
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hb_script_t
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hb_unicode_get_script (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode);
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HB_END_DECLS
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#endif /* HB_UNICODE_H */
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