/*
* Copyright © 2018 Ebrahim Byagowi
*
* 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 .
*/
#if !defined (HB_AAT_H_IN) && !defined (HB_NO_SINGLE_HEADER_ERROR)
#error "Include <hb-aat.h> instead."
#endif
#ifndef HB_AAT_LAYOUT_H
#define HB_AAT_LAYOUT_H
#include "hb.h"
#include "hb-ot.h"
HB_BEGIN_DECLS
/**
* hb_aat_layout_feature_type_t :
* @ HB_AAT_LAYOUT_FEATURE_TYPE_INVALID : Initial , unset feature type
* @ HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC : [ All Typographic Features ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type0)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES : [ Ligatures ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type1)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CURSIVE_CONNECTION : [ Cursive Connection ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type2)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_LETTER_CASE : [ Letter Case ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type3)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION : [ Vertical Substitution ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type4)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_LINGUISTIC_REARRANGEMENT : [ Linguistic Rearrangement ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type5)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING : [ Number Spacing ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type6)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE : [ Smart Swash ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type8)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE : [ Diacritics ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type9)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION : [ Vertical Position ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type10)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS : [ Fractions ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type11)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_OVERLAPPING_CHARACTERS_TYPE : [ Overlapping Characters ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type13)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS : [ Typographic Extras ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type14)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS : [ Mathematical Extras ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type15)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE : [ Ornament Sets ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type16)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_ALTERNATIVES : [ Character Alternatives ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type17)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE : [ Design Complexity ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type18)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS : [ Style Options ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type19)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE : [ Character Shape ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type20)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_CASE : [ Number Case ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type21)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING : [ Text Spacing ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type22)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION : [ Transliteration ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type23)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE : [ Annotation ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type24)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_KANA_SPACING_TYPE : [ Kana Spacing ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type25)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE : [ Ideographic Spacing ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type26)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE : [ Unicode Decomposition ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type27)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA : [ Ruby Kana ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type28)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE : [ CJK Symbol Alternatives ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type29)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE : [ Ideographic Alternatives ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type30)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CJK_VERTICAL_ROMAN_PLACEMENT_TYPE : [ CJK Vertical Roman Placement ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type31)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_ITALIC_CJK_ROMAN : [ Italic CJK Roman ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type32)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT : [ Case Sensitive Layout ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type33)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA : [ Alternate Kana ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type34)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES : [ Stylistic Alternatives ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type35)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES : [ Contextual Alternatives ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type36)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE : [ Lower Case ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type37)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE : [ Upper Case ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type38)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_LANGUAGE_TAG_TYPE : [ Language Tag ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type39)
* @ HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE : [ CJK Roman Spacing ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html#Type103)
*
* The possible feature types defined for AAT shaping , from Apple [ Font Feature Registry ] ( https : //developer.apple.com/fonts/TrueType-Reference-Manual/RM09/AppendixF.html).
*
* Since : 2 . 2 . 0
*/
typedef enum
{
HB_AAT_LAYOUT_FEATURE_TYPE_INVALID = 0 xFFFF,
HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC = 0 ,
HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES = 1 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CURSIVE_CONNECTION = 2 ,
HB_AAT_LAYOUT_FEATURE_TYPE_LETTER_CASE = 3 ,
HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION = 4 ,
HB_AAT_LAYOUT_FEATURE_TYPE_LINGUISTIC_REARRANGEMENT = 5 ,
HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING = 6 ,
HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE = 8 ,
HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE = 9 ,
HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION = 10 ,
HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS = 11 ,
HB_AAT_LAYOUT_FEATURE_TYPE_OVERLAPPING_CHARACTERS_TYPE = 13 ,
HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS = 14 ,
HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS = 15 ,
HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE = 16 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_ALTERNATIVES = 17 ,
HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE = 18 ,
HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS = 19 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE = 20 ,
HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_CASE = 21 ,
HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING = 22 ,
HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION = 23 ,
HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE = 24 ,
HB_AAT_LAYOUT_FEATURE_TYPE_KANA_SPACING_TYPE = 25 ,
HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE = 26 ,
HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE = 27 ,
HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA = 28 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE = 29 ,
HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE = 30 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CJK_VERTICAL_ROMAN_PLACEMENT_TYPE = 31 ,
HB_AAT_LAYOUT_FEATURE_TYPE_ITALIC_CJK_ROMAN = 32 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT = 33 ,
HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA = 34 ,
HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES = 35 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES = 36 ,
HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE = 37 ,
HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE = 38 ,
HB_AAT_LAYOUT_FEATURE_TYPE_LANGUAGE_TAG_TYPE = 39 ,
HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE = 103 ,
/*< private >*/
_HB_AAT_LAYOUT_FEATURE_TYPE_MAX_VALUE = HB_TAG_MAX_SIGNED /*< skip >*/
} hb_aat_layout_feature_type_t;
/**
* hb_aat_layout_feature_selector_t :
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INVALID : Initial , unset feature selector
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_TYPE_FEATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_TYPE_FEATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_COMMON_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_COMMON_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_RARE_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_RARE_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LOGOS_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LOGOS_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_REBUS_PICTURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_REBUS_PICTURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DIPHTHONG_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DIPHTHONG_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SQUARED_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SQUARED_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ABBREV_SQUARED_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ABBREV_SQUARED_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SYMBOL_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SYMBOL_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_UNCONNECTED : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PARTIALLY_CONNECTED : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CURSIVE : for # HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_AND_LOWER_CASE : Deprecated
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_CAPS : Deprecated
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_LOWER_CASE : Deprecated
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SMALL_CAPS : Deprecated
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INITIAL_CAPS : Deprecated
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INITIAL_CAPS_AND_SMALL_CAPS : Deprecated
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LINGUISTIC_REARRANGEMENT_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_LINGUISTIC_REARRANGEMENT
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LINGUISTIC_REARRANGEMENT_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_LINGUISTIC_REARRANGEMENT
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_MONOSPACED_NUMBERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_NUMBERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_THIRD_WIDTH_NUMBERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_QUARTER_WIDTH_NUMBERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_INITIAL_SWASHES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_INITIAL_SWASHES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_FINAL_SWASHES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_FINAL_SWASHES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_INITIAL_SWASHES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_INITIAL_SWASHES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_FINAL_SWASHES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_FINAL_SWASHES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NON_FINAL_SWASHES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NON_FINAL_SWASHES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SHOW_DIACRITICS : for # HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HIDE_DIACRITICS : for # HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DECOMPOSE_DIACRITICS : for # HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NORMAL_POSITION : for # HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SUPERIORS : for # HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INFERIORS : for # HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ORDINALS : for # HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SCIENTIFIC_INFERIORS : for # HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_FRACTIONS : for # HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_VERTICAL_FRACTIONS : for # HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DIAGONAL_FRACTIONS : for # HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PREVENT_OVERLAP_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_OVERLAPPING_CHARACTERS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PREVENT_OVERLAP_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_OVERLAPPING_CHARACTERS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHENS_TO_EM_DASH_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHENS_TO_EM_DASH_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_EN_DASH_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_EN_DASH_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_FORM_INTERROBANG_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_FORM_INTERROBANG_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SMART_QUOTES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SMART_QUOTES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIODS_TO_ELLIPSIS_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIODS_TO_ELLIPSIS_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_MINUS_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_MINUS_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ASTERISK_TO_MULTIPLY_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ASTERISK_TO_MULTIPLY_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASH_TO_DIVIDE_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASH_TO_DIVIDE_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INEQUALITY_LIGATURES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INEQUALITY_LIGATURES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPONENTS_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPONENTS_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_MATHEMATICAL_GREEK_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_MATHEMATICAL_GREEK_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ORNAMENTS : for # HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DINGBATS : for # HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PI_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_FLEURONS : for # HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DECORATIVE_BORDERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INTERNATIONAL_SYMBOLS : for # HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_MATH_SYMBOLS : for # HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ALTERNATES : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL1 : for # HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL2 : for # HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL3 : for # HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL4 : for # HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL5 : for # HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_STYLE_OPTIONS : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DISPLAY_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ENGRAVED_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ILLUMINATED_CAPS : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TITLING_CAPS : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TALL_CAPS : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SIMPLIFIED_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1978_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1983_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1990_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_ONE : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_TWO : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_THREE : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_FOUR : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_FIVE : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPERT_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS2004_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HOJO_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NLCCHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_NAMES_CHARACTERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_NUMBERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_NUMBERS : for # HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_MONOSPACED_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_THIRD_WIDTH_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_QUARTER_WIDTH_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_PROPORTIONAL_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_HALF_WIDTH_TEXT : for # HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_TRANSLITERATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HIRAGANA_TO_KATAKANA : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_KATAKANA_TO_HIRAGANA : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_KANA_TO_ROMANIZATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMANIZATION_TO_HIRAGANA : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMANIZATION_TO_KATAKANA : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_ONE : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_TWO : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_THREE : for # HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_BOX_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ROUNDED_BOX_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CIRCLE_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_CIRCLE_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PARENTHESIS_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIOD_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMAN_NUMERAL_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DIAMOND_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_BOX_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_ROUNDED_BOX_ANNOTATION : for # HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_KANA : for # HB_AAT_LAYOUT_FEATURE_TYPE_KANA_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_KANA : for # HB_AAT_LAYOUT_FEATURE_TYPE_KANA_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_IDEOGRAPHS : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_IDEOGRAPHS : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_IDEOGRAPHS : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CANONICAL_COMPOSITION_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CANONICAL_COMPOSITION_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_COMPATIBILITY_COMPOSITION_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_COMPATIBILITY_COMPOSITION_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRANSCODING_COMPOSITION_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_TRANSCODING_COMPOSITION_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_RUBY_KANA : Deprecated ; use # HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_OFF instead
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA : Deprecated ; use # HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_ON instead
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_CJK_SYMBOL_ALTERNATIVES : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_ONE : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_TWO : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_THREE : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_FOUR : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_FIVE : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_IDEOGRAPHIC_ALTERNATIVES : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_ONE : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_TWO : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_THREE : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_FOUR : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_FIVE : for # HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_VERTICAL_ROMAN_CENTERED : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_VERTICAL_ROMAN_PLACEMENT_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_VERTICAL_ROMAN_HBASELINE : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_VERTICAL_ROMAN_PLACEMENT_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_CJK_ITALIC_ROMAN : Deprecated ; use # HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_OFF instead
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN : Deprecated ; use # HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_ON instead
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_ITALIC_CJK_ROMAN
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_ITALIC_CJK_ROMAN
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_LAYOUT_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_LAYOUT_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_SPACING_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_SPACING_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_STYLISTIC_ALTERNATES : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ONE_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ONE_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWO_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWO_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THREE_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THREE_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOUR_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOUR_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIVE_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIVE_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIX_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIX_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHT_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHT_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINE_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINE_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ELEVEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ELEVEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWELVE_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWELVE_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THIRTEEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THIRTEEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOURTEEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOURTEEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIFTEEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIFTEEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIXTEEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIXTEEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVENTEEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVENTEEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHTEEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHTEEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINETEEN_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINETEEN_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWENTY_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWENTY_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_ALTERNATES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_ALTERNATES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SWASH_ALTERNATES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_SWASH_ALTERNATES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_SWASH_ALTERNATES_ON : for # HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_SWASH_ALTERNATES_OFF : for # HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_LOWER_CASE : for # HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_SMALL_CAPS : for # HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_PETITE_CAPS : for # HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_UPPER_CASE : for # HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_SMALL_CAPS : for # HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_PETITE_CAPS : for # HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_CJK_ROMAN : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_CJK_ROMAN : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_CJK_ROMAN : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE
* @ HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_CJK_ROMAN : for # HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE
*
* The selectors defined for specifying AAT feature settings .
*
* Since : 2 . 2 . 0
*/
typedef enum
{
HB_AAT_LAYOUT_FEATURE_SELECTOR_INVALID = 0 xFFFF,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC */
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_TYPE_FEATURES_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_TYPE_FEATURES_OFF = 1 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES */
HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_COMMON_LIGATURES_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_COMMON_LIGATURES_OFF = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_RARE_LIGATURES_ON = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_RARE_LIGATURES_OFF = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LOGOS_ON = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LOGOS_OFF = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_REBUS_PICTURES_ON = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_REBUS_PICTURES_OFF = 9 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DIPHTHONG_LIGATURES_ON = 10 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DIPHTHONG_LIGATURES_OFF = 11 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SQUARED_LIGATURES_ON = 12 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SQUARED_LIGATURES_OFF = 13 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ABBREV_SQUARED_LIGATURES_ON = 14 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ABBREV_SQUARED_LIGATURES_OFF = 15 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SYMBOL_LIGATURES_ON = 16 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SYMBOL_LIGATURES_OFF = 17 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_LIGATURES_ON = 18 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_LIGATURES_OFF = 19 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_ON = 20 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_OFF = 21 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES */
HB_AAT_LAYOUT_FEATURE_SELECTOR_UNCONNECTED = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PARTIALLY_CONNECTED = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CURSIVE = 2 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LETTER_CASE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_AND_LOWER_CASE = 0 , /* deprecated */
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_CAPS = 1 , /* deprecated */
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_LOWER_CASE = 2 , /* deprecated */
HB_AAT_LAYOUT_FEATURE_SELECTOR_SMALL_CAPS = 3 , /* deprecated */
HB_AAT_LAYOUT_FEATURE_SELECTOR_INITIAL_CAPS = 4 , /* deprecated */
HB_AAT_LAYOUT_FEATURE_SELECTOR_INITIAL_CAPS_AND_SMALL_CAPS = 5 , /* deprecated */
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION */
HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_OFF = 1 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LINGUISTIC_REARRANGEMENT */
HB_AAT_LAYOUT_FEATURE_SELECTOR_LINGUISTIC_REARRANGEMENT_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LINGUISTIC_REARRANGEMENT_OFF = 1 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING */
HB_AAT_LAYOUT_FEATURE_SELECTOR_MONOSPACED_NUMBERS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_NUMBERS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_THIRD_WIDTH_NUMBERS = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_QUARTER_WIDTH_NUMBERS = 3 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_INITIAL_SWASHES_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_INITIAL_SWASHES_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_FINAL_SWASHES_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_FINAL_SWASHES_OFF = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_INITIAL_SWASHES_ON = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_INITIAL_SWASHES_OFF = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_FINAL_SWASHES_ON = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_FINAL_SWASHES_OFF = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_NON_FINAL_SWASHES_ON = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_NON_FINAL_SWASHES_OFF = 9 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_SHOW_DIACRITICS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HIDE_DIACRITICS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DECOMPOSE_DIACRITICS = 2 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NORMAL_POSITION = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SUPERIORS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_INFERIORS = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ORDINALS = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SCIENTIFIC_INFERIORS = 4 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_FRACTIONS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_VERTICAL_FRACTIONS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DIAGONAL_FRACTIONS = 2 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_OVERLAPPING_CHARACTERS_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_PREVENT_OVERLAP_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PREVENT_OVERLAP_OFF = 1 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS */
HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHENS_TO_EM_DASH_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHENS_TO_EM_DASH_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_EN_DASH_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_EN_DASH_OFF = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_ON = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_OFF = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_FORM_INTERROBANG_ON = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_FORM_INTERROBANG_OFF = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SMART_QUOTES_ON = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SMART_QUOTES_OFF = 9 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIODS_TO_ELLIPSIS_ON = 10 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIODS_TO_ELLIPSIS_OFF = 11 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS */
HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_MINUS_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_MINUS_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ASTERISK_TO_MULTIPLY_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ASTERISK_TO_MULTIPLY_OFF = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASH_TO_DIVIDE_ON = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASH_TO_DIVIDE_OFF = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_INEQUALITY_LIGATURES_ON = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_INEQUALITY_LIGATURES_OFF = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPONENTS_ON = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPONENTS_OFF = 9 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_MATHEMATICAL_GREEK_ON = 10 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_MATHEMATICAL_GREEK_OFF = 11 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ORNAMENTS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DINGBATS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PI_CHARACTERS = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_FLEURONS = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DECORATIVE_BORDERS = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_INTERNATIONAL_SYMBOLS = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_MATH_SYMBOLS = 6 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_ALTERNATIVES */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ALTERNATES = 0 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL1 = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL2 = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL3 = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL4 = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL5 = 4 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_STYLE_OPTIONS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DISPLAY_TEXT = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ENGRAVED_TEXT = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ILLUMINATED_CAPS = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TITLING_CAPS = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TALL_CAPS = 5 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_CHARACTERS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SIMPLIFIED_CHARACTERS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1978_CHARACTERS = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1983_CHARACTERS = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1990_CHARACTERS = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_ONE = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_TWO = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_THREE = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_FOUR = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_FIVE = 9 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPERT_CHARACTERS = 10 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS2004_CHARACTERS = 11 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HOJO_CHARACTERS = 12 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_NLCCHARACTERS = 13 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_NAMES_CHARACTERS = 14 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_CASE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_NUMBERS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_NUMBERS = 1 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING */
HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_TEXT = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_MONOSPACED_TEXT = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_TEXT = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_THIRD_WIDTH_TEXT = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_QUARTER_WIDTH_TEXT = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_PROPORTIONAL_TEXT = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_HALF_WIDTH_TEXT = 6 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_TRANSLITERATION = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HIRAGANA_TO_KATAKANA = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_KATAKANA_TO_HIRAGANA = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_KANA_TO_ROMANIZATION = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMANIZATION_TO_HIRAGANA = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMANIZATION_TO_KATAKANA = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_ONE = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_TWO = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_THREE = 9 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ANNOTATION = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_BOX_ANNOTATION = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ROUNDED_BOX_ANNOTATION = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CIRCLE_ANNOTATION = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_CIRCLE_ANNOTATION = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PARENTHESIS_ANNOTATION = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIOD_ANNOTATION = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMAN_NUMERAL_ANNOTATION = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DIAMOND_ANNOTATION = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_BOX_ANNOTATION = 9 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_ROUNDED_BOX_ANNOTATION= 10 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_KANA_SPACING_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_KANA = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_KANA = 1 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_IDEOGRAPHS = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_IDEOGRAPHS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_IDEOGRAPHS = 2 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_CANONICAL_COMPOSITION_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CANONICAL_COMPOSITION_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_COMPATIBILITY_COMPOSITION_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_COMPATIBILITY_COMPOSITION_OFF = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRANSCODING_COMPOSITION_ON = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_TRANSCODING_COMPOSITION_OFF = 5 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_RUBY_KANA = 0 , /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_OFF instead */
HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA = 1 , /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_ON instead */
HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_OFF = 3 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_CJK_SYMBOL_ALTERNATIVES = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_ONE = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_TWO = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_THREE = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_FOUR = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_FIVE = 5 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_IDEOGRAPHIC_ALTERNATIVES = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_ONE = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_TWO = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_THREE = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_FOUR = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_FIVE = 5 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CJK_VERTICAL_ROMAN_PLACEMENT_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_VERTICAL_ROMAN_CENTERED = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_VERTICAL_ROMAN_HBASELINE = 1 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ITALIC_CJK_ROMAN */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_CJK_ITALIC_ROMAN = 0 , /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_OFF instead */
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN = 1 , /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_ON instead */
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_OFF = 3 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT */
HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_LAYOUT_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_LAYOUT_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_SPACING_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_SPACING_OFF = 3 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA */
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_OFF = 3 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES */
HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_STYLISTIC_ALTERNATES = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ONE_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ONE_OFF = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWO_ON = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWO_OFF = 5 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THREE_ON = 6 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THREE_OFF = 7 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOUR_ON = 8 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOUR_OFF = 9 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIVE_ON = 10 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIVE_OFF = 11 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIX_ON = 12 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIX_OFF = 13 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVEN_ON = 14 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVEN_OFF = 15 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHT_ON = 16 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHT_OFF = 17 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINE_ON = 18 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINE_OFF = 19 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TEN_ON = 20 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TEN_OFF = 21 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ELEVEN_ON = 22 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ELEVEN_OFF = 23 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWELVE_ON = 24 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWELVE_OFF = 25 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THIRTEEN_ON = 26 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THIRTEEN_OFF = 27 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOURTEEN_ON = 28 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOURTEEN_OFF = 29 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIFTEEN_ON = 30 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIFTEEN_OFF = 31 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIXTEEN_ON = 32 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIXTEEN_OFF = 33 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVENTEEN_ON = 34 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVENTEEN_OFF = 35 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHTEEN_ON = 36 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHTEEN_OFF = 37 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINETEEN_ON = 38 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINETEEN_OFF = 39 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWENTY_ON = 40 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWENTY_OFF = 41 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES */
HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_ALTERNATES_ON = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_ALTERNATES_OFF = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SWASH_ALTERNATES_ON = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_SWASH_ALTERNATES_OFF = 3 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_SWASH_ALTERNATES_ON = 4 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_SWASH_ALTERNATES_OFF= 5 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_LOWER_CASE = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_SMALL_CAPS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_PETITE_CAPS = 2 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_UPPER_CASE = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_SMALL_CAPS = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_PETITE_CAPS = 2 ,
/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE */
HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_CJK_ROMAN = 0 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_CJK_ROMAN = 1 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_CJK_ROMAN = 2 ,
HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_CJK_ROMAN = 3 ,
/*< private >*/
_HB_AAT_LAYOUT_FEATURE_SELECTOR_MAX_VALUE = HB_TAG_MAX_SIGNED /*< skip >*/
} hb_aat_layout_feature_selector_t;
HB_EXTERN unsigned int
hb_aat_layout_get_feature_types (hb_face_t *face,
unsigned int start_offset,
unsigned int *feature_count, /* IN/OUT. May be NULL. */
hb_aat_layout_feature_type_t *features /* OUT. May be NULL. */);
HB_EXTERN hb_ot_name_id_t
hb_aat_layout_feature_type_get_name_id (hb_face_t *face,
hb_aat_layout_feature_type_t feature_type);
/**
* hb_aat_layout_feature_selector_info_t :
* @ name_id : The selector ' s name identifier
* @ enable : The value to turn the selector on
* @ disable : The value to turn the selector off
*
* Structure representing a setting for an # hb_aat_layout_feature_type_t .
*/
typedef struct hb_aat_layout_feature_selector_info_t {
hb_ot_name_id_t name_id;
hb_aat_layout_feature_selector_t enable;
hb_aat_layout_feature_selector_t disable;
/*< private >*/
unsigned int reserved;
} hb_aat_layout_feature_selector_info_t;
/**
* HB_AAT_LAYOUT_NO_SELECTOR_INDEX
*
* Used when getting or setting AAT feature selectors . Indicates that
* there is no selector index corresponding to the selector of interest .
*
*/
#define HB_AAT_LAYOUT_NO_SELECTOR_INDEX 0 xFFFFu
HB_EXTERN unsigned int
hb_aat_layout_feature_type_get_selector_infos (hb_face_t *face,
hb_aat_layout_feature_type_t feature_type,
unsigned int start_offset,
unsigned int *selector_count, /* IN/OUT. May be NULL. */
hb_aat_layout_feature_selector_info_t *selectors, /* OUT. May be NULL. */
unsigned int *default_index /* OUT. May be NULL. */);
/*
* morx / mort
*/
HB_EXTERN hb_bool_t
hb_aat_layout_has_substitution (hb_face_t *face);
/*
* kerx
*/
HB_EXTERN hb_bool_t
hb_aat_layout_has_positioning (hb_face_t *face);
/*
* trak
*/
HB_EXTERN hb_bool_t
hb_aat_layout_has_tracking (hb_face_t *face);
HB_END_DECLS
#endif /* HB_AAT_LAYOUT_H */
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