HarfBuzz text shaping engine
http://harfbuzz.github.io/
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486 lines
23 KiB
486 lines
23 KiB
/* |
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* Copyright © 2018 Ebrahim Byagowi |
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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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#ifndef HB_AAT_H_IN |
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#error "Include <hb-aat.h> instead." |
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#endif |
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#ifndef HB_AAT_LAYOUT_H |
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#define HB_AAT_LAYOUT_H |
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#include "hb.h" |
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#include "hb-ot.h" |
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HB_BEGIN_DECLS |
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/** |
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* hb_aat_layout_feature_type_t: |
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* |
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* |
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* Since: 2.2.0 |
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*/ |
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typedef enum |
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{ |
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HB_AAT_LAYOUT_FEATURE_TYPE_INVALID = 0xFFFF, |
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HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC = 0, |
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HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES = 1, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CURISVE_CONNECTION = 2, |
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HB_AAT_LAYOUT_FEATURE_TYPE_LETTER_CASE = 3, |
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HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION = 4, |
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HB_AAT_LAYOUT_FEATURE_TYPE_LINGUISTIC_REARRANGEMENT = 5, |
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HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING = 6, |
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HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE = 8, |
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HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE = 9, |
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HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION = 10, |
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HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS = 11, |
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HB_AAT_LAYOUT_FEATURE_TYPE_OVERLAPPING_CHARACTERS_TYPE = 13, |
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HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS = 14, |
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HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS = 15, |
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HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE = 16, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_ALTERNATIVES = 17, |
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HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE = 18, |
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HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS = 19, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE = 20, |
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HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_CASE = 21, |
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HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING = 22, |
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HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION = 23, |
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HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE = 24, |
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HB_AAT_LAYOUT_FEATURE_TYPE_KANA_SPACING_TYPE = 25, |
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HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE = 26, |
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HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE = 27, |
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HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA = 28, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE = 29, |
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HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE = 30, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CJK_VERTICAL_ROMAN_PLACEMENT_TYPE = 31, |
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HB_AAT_LAYOUT_FEATURE_TYPE_ITALIC_CJK_ROMAN = 32, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT = 33, |
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HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA = 34, |
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HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES = 35, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES = 36, |
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HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE = 37, |
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HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE = 38, |
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HB_AAT_LAYOUT_FEATURE_TYPE_LANGUAGE_TAG_TYPE = 39, |
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HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE = 103, |
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_HB_AAT_LAYOUT_FEATURE_TYPE_MAX_VALUE= 0x7FFFFFFFu, /*< skip >*/ |
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} hb_aat_layout_feature_type_t; |
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/** |
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* hb_aat_layout_feature_selector_t: |
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* |
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* |
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* Since: 2.2.0 |
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*/ |
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typedef enum |
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{ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INVALID = 0xFFFF, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ALL_TYPOGRAPHIC */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_TYPE_FEATURES_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_TYPE_FEATURES_OFF = 1, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_COMMON_LIGATURES_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_COMMON_LIGATURES_OFF = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_RARE_LIGATURES_ON = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_RARE_LIGATURES_OFF = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LOGOS_ON = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LOGOS_OFF = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_REBUS_PICTURES_ON = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_REBUS_PICTURES_OFF = 9, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DIPHTHONG_LIGATURES_ON = 10, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DIPHTHONG_LIGATURES_OFF = 11, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SQUARED_LIGATURES_ON = 12, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SQUARED_LIGATURES_OFF = 13, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ABBREV_SQUARED_LIGATURES_ON = 14, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ABBREV_SQUARED_LIGATURES_OFF = 15, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SYMBOL_LIGATURES_ON = 16, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SYMBOL_LIGATURES_OFF = 17, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_LIGATURES_ON = 18, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_LIGATURES_OFF = 19, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_ON = 20, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_OFF = 21, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_UNCONNECTED = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PARTIALLY_CONNECTED = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CURSIVE = 2, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LETTER_CASE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_AND_LOWER_CASE = 0, /* deprecated */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_CAPS = 1, /* deprecated */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALL_LOWER_CASE = 2, /* deprecated */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SMALL_CAPS = 3, /* deprecated */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INITIAL_CAPS = 4, /* deprecated */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INITIAL_CAPS_AND_SMALL_CAPS = 5, /* deprecated */ |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_OFF = 1, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LINGUISTIC_REARRANGEMENT */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LINGUISTIC_REARRANGEMENT_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LINGUISTIC_REARRANGEMENT_OFF = 1, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_MONOSPACED_NUMBERS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_NUMBERS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_THIRD_WIDTH_NUMBERS = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_QUARTER_WIDTH_NUMBERS = 3, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_SMART_SWASH_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_INITIAL_SWASHES_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_INITIAL_SWASHES_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_FINAL_SWASHES_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_WORD_FINAL_SWASHES_OFF = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_INITIAL_SWASHES_ON = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_INITIAL_SWASHES_OFF = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_FINAL_SWASHES_ON = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LINE_FINAL_SWASHES_OFF = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NON_FINAL_SWASHES_ON = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NON_FINAL_SWASHES_OFF = 9, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_DIACRITICS_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SHOW_DIACRITICS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HIDE_DIACRITICS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DECOMPOSE_DIACRITICS = 2, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NORMAL_POSITION = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SUPERIORS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INFERIORS = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ORDINALS = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SCIENTIFIC_INFERIORS = 4, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_FRACTIONS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_VERTICAL_FRACTIONS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DIAGONAL_FRACTIONS = 2, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_OVERLAPPING_CHARACTERS_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PREVENT_OVERLAP_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PREVENT_OVERLAP_OFF = 1, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHENS_TO_EM_DASH_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHENS_TO_EM_DASH_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_EN_DASH_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_EN_DASH_OFF = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_ON = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_OFF = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_FORM_INTERROBANG_ON = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_FORM_INTERROBANG_OFF = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SMART_QUOTES_ON = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SMART_QUOTES_OFF = 9, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIODS_TO_ELLIPSIS_ON = 10, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIODS_TO_ELLIPSIS_OFF = 11, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_MATHEMATICAL_EXTRAS */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_MINUS_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HYPHEN_TO_MINUS_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ASTERISK_TO_MULTIPLY_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ASTERISK_TO_MULTIPLY_OFF = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASH_TO_DIVIDE_ON = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASH_TO_DIVIDE_OFF = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INEQUALITY_LIGATURES_ON = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INEQUALITY_LIGATURES_OFF = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPONENTS_ON = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPONENTS_OFF = 9, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_MATHEMATICAL_GREEK_ON = 10, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_MATHEMATICAL_GREEK_OFF = 11, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ORNAMENT_SETS_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ORNAMENTS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DINGBATS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PI_CHARACTERS = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_FLEURONS = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DECORATIVE_BORDERS = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INTERNATIONAL_SYMBOLS = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_MATH_SYMBOLS = 6, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_ALTERNATIVES */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ALTERNATES = 0, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_DESIGN_COMPLEXITY_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL1 = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL2 = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL3 = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL4 = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DESIGN_LEVEL5 = 4, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_STYLE_OPTIONS */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_STYLE_OPTIONS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DISPLAY_TEXT = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ENGRAVED_TEXT = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ILLUMINATED_CAPS = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TITLING_CAPS = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TALL_CAPS = 5, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CHARACTER_SHAPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_CHARACTERS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SIMPLIFIED_CHARACTERS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1978_CHARACTERS = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1983_CHARACTERS = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS1990_CHARACTERS = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_ONE = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_TWO = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_THREE = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_FOUR = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_ALT_FIVE = 9, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_EXPERT_CHARACTERS = 10, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_JIS2004_CHARACTERS = 11, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HOJO_CHARACTERS = 12, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NLCCHARACTERS = 13, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRADITIONAL_NAMES_CHARACTERS = 14, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_CASE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_NUMBERS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_NUMBERS = 1, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_TEXT = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_MONOSPACED_TEXT = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_TEXT = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_THIRD_WIDTH_TEXT = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_QUARTER_WIDTH_TEXT = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_PROPORTIONAL_TEXT = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_HALF_WIDTH_TEXT = 6, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_TRANSLITERATION = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HIRAGANA_TO_KATAKANA = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_KATAKANA_TO_HIRAGANA = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_KANA_TO_ROMANIZATION = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMANIZATION_TO_HIRAGANA = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMANIZATION_TO_KATAKANA = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_ONE = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_TWO = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL_ALT_THREE = 9, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ANNOTATION_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_ANNOTATION = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_BOX_ANNOTATION = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ROUNDED_BOX_ANNOTATION = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CIRCLE_ANNOTATION = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_CIRCLE_ANNOTATION = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PARENTHESIS_ANNOTATION = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PERIOD_ANNOTATION = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ROMAN_NUMERAL_ANNOTATION = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DIAMOND_ANNOTATION = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_BOX_ANNOTATION = 9, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_INVERTED_ROUNDED_BOX_ANNOTATION= 10, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_KANA_SPACING_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_KANA = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_KANA = 1, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_SPACING_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_IDEOGRAPHS = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_IDEOGRAPHS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_IDEOGRAPHS = 2, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_UNICODE_DECOMPOSITION_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CANONICAL_COMPOSITION_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CANONICAL_COMPOSITION_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_COMPATIBILITY_COMPOSITION_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_COMPATIBILITY_COMPOSITION_OFF = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRANSCODING_COMPOSITION_ON = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_TRANSCODING_COMPOSITION_OFF = 5, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_RUBY_KANA = 0, /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_OFF instead */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA = 1, /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_ON instead */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_OFF = 3, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CJK_SYMBOL_ALTERNATIVES_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_CJK_SYMBOL_ALTERNATIVES = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_ONE = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_TWO = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_THREE = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_FOUR = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_SYMBOL_ALT_FIVE = 5, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_IDEOGRAPHIC_ALTERNATIVES_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_IDEOGRAPHIC_ALTERNATIVES = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_ONE = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_TWO = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_THREE = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_FOUR = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_IDEOGRAPHIC_ALT_FIVE = 5, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CJK_VERTICAL_ROMAN_PLACEMENT_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_VERTICAL_ROMAN_CENTERED = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_VERTICAL_ROMAN_HBASELINE = 1, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ITALIC_CJK_ROMAN */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_CJK_ITALIC_ROMAN = 0, /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_OFF instead */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN = 1, /* deprecated - use HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_ON instead */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CJK_ITALIC_ROMAN_OFF = 3, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CASE_SENSITIVE_LAYOUT */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_LAYOUT_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_LAYOUT_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_SPACING_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CASE_SENSITIVE_SPACING_OFF = 3, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_OFF = 3, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_STYLISTIC_ALTERNATIVES */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_STYLISTIC_ALTERNATES = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ONE_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ONE_OFF = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWO_ON = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWO_OFF = 5, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THREE_ON = 6, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THREE_OFF = 7, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOUR_ON = 8, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOUR_OFF = 9, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIVE_ON = 10, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIVE_OFF = 11, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIX_ON = 12, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIX_OFF = 13, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVEN_ON = 14, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVEN_OFF = 15, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHT_ON = 16, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHT_OFF = 17, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINE_ON = 18, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINE_OFF = 19, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TEN_ON = 20, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TEN_OFF = 21, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ELEVEN_ON = 22, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_ELEVEN_OFF = 23, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWELVE_ON = 24, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWELVE_OFF = 25, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THIRTEEN_ON = 26, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_THIRTEEN_OFF = 27, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOURTEEN_ON = 28, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FOURTEEN_OFF = 29, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIFTEEN_ON = 30, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_FIFTEEN_OFF = 31, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIXTEEN_ON = 32, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SIXTEEN_OFF = 33, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVENTEEN_ON = 34, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_SEVENTEEN_OFF = 35, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHTEEN_ON = 36, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_EIGHTEEN_OFF = 37, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINETEEN_ON = 38, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_NINETEEN_OFF = 39, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWENTY_ON = 40, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_STYLISTIC_ALT_TWENTY_OFF = 41, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CONTEXTUAL_ALTERNATIVES */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_ALTERNATES_ON = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_ALTERNATES_OFF = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SWASH_ALTERNATES_ON = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_SWASH_ALTERNATES_OFF = 3, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_SWASH_ALTERNATES_ON = 4, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_CONTEXTUAL_SWASH_ALTERNATES_OFF= 5, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_LOWER_CASE = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_SMALL_CAPS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_PETITE_CAPS = 2, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_UPPER_CASE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_UPPER_CASE = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_SMALL_CAPS = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_UPPER_CASE_PETITE_CAPS = 2, |
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/* Selectors for #HB_AAT_LAYOUT_FEATURE_TYPE_CJK_ROMAN_SPACING_TYPE */ |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_HALF_WIDTH_CJK_ROMAN = 0, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_CJK_ROMAN = 1, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_CJK_ROMAN = 2, |
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HB_AAT_LAYOUT_FEATURE_SELECTOR_FULL_WIDTH_CJK_ROMAN = 3, |
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_HB_AAT_LAYOUT_FEATURE_SELECTOR_MAX_VALUE= 0x7FFFFFFFu, /*< skip >*/ |
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} hb_aat_layout_feature_selector_t; |
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HB_EXTERN unsigned int |
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hb_aat_layout_get_feature_types (hb_face_t *face, |
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unsigned int start_offset, |
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unsigned int *feature_count, /* IN/OUT. May be NULL. */ |
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hb_aat_layout_feature_type_t *features /* OUT. May be NULL. */); |
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HB_EXTERN hb_ot_name_id_t |
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hb_aat_layout_feature_type_get_name_id (hb_face_t *face, |
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hb_aat_layout_feature_type_t feature_type); |
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typedef struct hb_aat_layout_feature_selector_info_t |
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{ |
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hb_ot_name_id_t name_id; |
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hb_aat_layout_feature_selector_t enable; |
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hb_aat_layout_feature_selector_t disable; |
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/*< private >*/ |
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unsigned int reserved; |
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} hb_aat_layout_feature_selector_info_t; |
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#define HB_AAT_LAYOUT_NO_SELECTOR_INDEX 0xFFFFu |
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HB_EXTERN unsigned int |
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hb_aat_layout_feature_type_get_selector_infos (hb_face_t *face, |
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hb_aat_layout_feature_type_t feature_type, |
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unsigned int start_offset, |
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unsigned int *selector_count, /* IN/OUT. May be NULL. */ |
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hb_aat_layout_feature_selector_info_t *selectors, /* OUT. May be NULL. */ |
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unsigned int *default_index /* OUT. May be NULL. */); |
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/* |
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* morx/mort |
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*/ |
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HB_EXTERN hb_bool_t |
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hb_aat_layout_has_substitution (hb_face_t *face); |
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/* |
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* kerx |
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*/ |
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HB_EXTERN hb_bool_t |
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hb_aat_layout_has_positioning (hb_face_t *face); |
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/* |
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* trak |
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*/ |
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HB_EXTERN hb_bool_t |
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hb_aat_layout_has_tracking (hb_face_t *face); |
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HB_END_DECLS |
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#endif /* HB_AAT_LAYOUT_H */
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