227 lines
6.9 KiB
C
227 lines
6.9 KiB
C
/*
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* Copyright © 2013 Google, Inc.
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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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* Google Author(s): Behdad Esfahbod
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*/
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#ifndef HB_H_IN
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#error "Include <hb.h> instead."
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#endif
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#ifndef HB_DEPRECATED_H
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#define HB_DEPRECATED_H
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#include "hb-common.h"
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#include "hb-unicode.h"
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#include "hb-font.h"
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#include "hb-set.h"
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/**
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* SECTION:hb-deprecated
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* @title: hb-deprecated
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* @short_description: Deprecated API
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* @include: hb.h
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*
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* These API have been deprecated in favor of newer API, or because they
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* were deemed unnecessary.
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**/
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HB_BEGIN_DECLS
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#ifndef HB_DISABLE_DEPRECATED
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#define HB_SCRIPT_CANADIAN_ABORIGINAL HB_SCRIPT_CANADIAN_SYLLABICS
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#define HB_BUFFER_FLAGS_DEFAULT HB_BUFFER_FLAG_DEFAULT
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#define HB_BUFFER_SERIALIZE_FLAGS_DEFAULT HB_BUFFER_SERIALIZE_FLAG_DEFAULT
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typedef hb_bool_t (*hb_font_get_glyph_func_t) (hb_font_t *font, void *font_data,
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hb_codepoint_t unicode, hb_codepoint_t variation_selector,
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hb_codepoint_t *glyph,
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void *user_data);
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HB_EXTERN HB_DEPRECATED_FOR(hb_font_funcs_set_nominal_glyph_func or hb_font_funcs_set_variation_glyph_func) void
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hb_font_funcs_set_glyph_func (hb_font_funcs_t *ffuncs,
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hb_font_get_glyph_func_t func,
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void *user_data, hb_destroy_func_t destroy);
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HB_EXTERN HB_DEPRECATED void
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hb_set_invert (hb_set_t *set);
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/**
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* hb_unicode_eastasian_width_func_t:
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*
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* Deprecated: 2.0.0
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*/
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typedef unsigned int (*hb_unicode_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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/**
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* hb_unicode_funcs_set_eastasian_width_func:
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* @ufuncs: a Unicode function structure
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* @func: (closure user_data) (destroy destroy) (scope notified):
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* @user_data:
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* @destroy:
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*
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*
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*
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* Since: 0.9.2
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* Deprecated: 2.0.0
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**/
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HB_EXTERN HB_DEPRECATED void
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hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,
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hb_unicode_eastasian_width_func_t func,
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void *user_data, hb_destroy_func_t destroy);
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/**
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* hb_unicode_eastasian_width:
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*
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* Since: 0.9.2
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* Deprecated: 2.0.0
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**/
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HB_EXTERN HB_DEPRECATED unsigned int
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hb_unicode_eastasian_width (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t unicode);
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/**
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* hb_unicode_decompose_compatibility_func_t:
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* @ufuncs: a Unicode function structure
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* @u: codepoint to decompose
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* @decomposed: address of codepoint array (of length %HB_UNICODE_MAX_DECOMPOSITION_LEN) to write decomposition into
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* @user_data: user data pointer as passed to hb_unicode_funcs_set_decompose_compatibility_func()
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*
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* Fully decompose @u to its Unicode compatibility decomposition. The codepoints of the decomposition will be written to @decomposed.
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* The complete length of the decomposition will be returned.
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*
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* If @u has no compatibility decomposition, zero should be returned.
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*
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* The Unicode standard guarantees that a buffer of length %HB_UNICODE_MAX_DECOMPOSITION_LEN codepoints will always be sufficient for any
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* compatibility decomposition plus an terminating value of 0. Consequently, @decompose must be allocated by the caller to be at least this length. Implementations
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* of this function type must ensure that they do not write past the provided array.
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*
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* Return value: number of codepoints in the full compatibility decomposition of @u, or 0 if no decomposition available.
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*
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* Deprecated: 2.0.0
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*/
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typedef unsigned int (*hb_unicode_decompose_compatibility_func_t) (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t u,
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hb_codepoint_t *decomposed,
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void *user_data);
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/**
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* HB_UNICODE_MAX_DECOMPOSITION_LEN:
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*
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* See Unicode 6.1 for details on the maximum decomposition length.
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*
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* Deprecated: 2.0.0
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*/
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#define HB_UNICODE_MAX_DECOMPOSITION_LEN (18+1) /* codepoints */
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/**
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* hb_unicode_funcs_set_decompose_compatibility_func:
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* @ufuncs: a Unicode function structure
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* @func: (closure user_data) (destroy destroy) (scope notified):
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* @user_data:
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* @destroy:
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*
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*
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*
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* Since: 0.9.2
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* Deprecated: 2.0.0
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**/
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HB_EXTERN HB_DEPRECATED void
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hb_unicode_funcs_set_decompose_compatibility_func (hb_unicode_funcs_t *ufuncs,
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hb_unicode_decompose_compatibility_func_t func,
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void *user_data, hb_destroy_func_t destroy);
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HB_EXTERN HB_DEPRECATED unsigned int
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hb_unicode_decompose_compatibility (hb_unicode_funcs_t *ufuncs,
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hb_codepoint_t u,
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hb_codepoint_t *decomposed);
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typedef hb_position_t (*hb_font_get_glyph_kerning_func_t) (hb_font_t *font, void *font_data,
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hb_codepoint_t first_glyph, hb_codepoint_t second_glyph,
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void *user_data);
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typedef hb_font_get_glyph_kerning_func_t hb_font_get_glyph_h_kerning_func_t;
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typedef hb_font_get_glyph_kerning_func_t hb_font_get_glyph_v_kerning_func_t;
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/**
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* hb_font_funcs_set_glyph_h_kerning_func:
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* @ffuncs: font functions.
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* @func: (closure user_data) (destroy destroy) (scope notified):
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* @user_data:
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* @destroy:
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*
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*
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*
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* Since: 0.9.2
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* Deprecated: 2.0.0
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**/
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HB_EXTERN void
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hb_font_funcs_set_glyph_h_kerning_func (hb_font_funcs_t *ffuncs,
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hb_font_get_glyph_h_kerning_func_t func,
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void *user_data, hb_destroy_func_t destroy);
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/**
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* hb_font_funcs_set_glyph_v_kerning_func:
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* @ffuncs: font functions.
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* @func: (closure user_data) (destroy destroy) (scope notified):
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* @user_data:
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* @destroy:
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*
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*
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*
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* Since: 0.9.2
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* Deprecated: 2.0.0
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**/
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HB_EXTERN void
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hb_font_funcs_set_glyph_v_kerning_func (hb_font_funcs_t *ffuncs,
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hb_font_get_glyph_v_kerning_func_t func,
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void *user_data, hb_destroy_func_t destroy);
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HB_EXTERN hb_position_t
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hb_font_get_glyph_h_kerning (hb_font_t *font,
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hb_codepoint_t left_glyph, hb_codepoint_t right_glyph);
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HB_EXTERN hb_position_t
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hb_font_get_glyph_v_kerning (hb_font_t *font,
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hb_codepoint_t top_glyph, hb_codepoint_t bottom_glyph);
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HB_EXTERN void
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hb_font_get_glyph_kerning_for_direction (hb_font_t *font,
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hb_codepoint_t first_glyph, hb_codepoint_t second_glyph,
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hb_direction_t direction,
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hb_position_t *x, hb_position_t *y);
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#endif
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HB_END_DECLS
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#endif /* HB_DEPRECATED_H */
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