Struct hb_ot_map_builder_t

pub struct hb_ot_map_builder_t<'a> {
    face: &'a hb_font_t<'a>,
    found_script: [bool; 2],
    script_index: [Option<ScriptIndex>; 2],
    chosen_script: [Option<Tag>; 2],
    lang_index: [Option<LanguageIndex>; 2],
    current_stage: [usize; 2],
    feature_infos: Vec<feature_info_t>,
    stages: [Vec<stage_info_t>; 2],
    pub(crate) is_simple: bool,
}

Fields

face: &'a hb_font_t<'a>

found_script: [bool; 2]

script_index: [Option<ScriptIndex>; 2]

chosen_script: [Option<Tag>; 2]

lang_index: [Option<LanguageIndex>; 2]

current_stage: [usize; 2]

feature_infos: Vec<feature_info_t>

stages: [Vec<stage_info_t>; 2]

is_simple: bool

Implementations

impl<'a> hb_ot_map_builder_t<'a>

pub fn new( face: &'a hb_font_t<'a>, script: Option<Script>, language: Option<&Language>, ) -> Self

pub fn chosen_script(&self, table_index: TableIndex) -> Option<hb_tag_t>

pub fn has_feature(&self, tag: hb_tag_t) -> bool

pub fn add_feature(&mut self, tag: hb_tag_t, flags: u32, value: u32)

pub fn enable_feature(&mut self, tag: hb_tag_t, flags: u32, value: u32)

pub fn disable_feature(&mut self, tag: hb_tag_t)

pub fn add_gsub_pause( &mut self, pause: Option<fn(&hb_ot_shape_plan_t, &hb_font_t<'_>, &mut hb_buffer_t) -> bool>, )

pub fn add_gpos_pause( &mut self, pause: Option<fn(&hb_ot_shape_plan_t, &hb_font_t<'_>, &mut hb_buffer_t) -> bool>, )

fn add_pause( &mut self, table_index: TableIndex, pause: Option<fn(&hb_ot_shape_plan_t, &hb_font_t<'_>, &mut hb_buffer_t) -> bool>, )

pub fn compile(&mut self) -> hb_ot_map_t

fn collect_feature_maps( &mut self, required_tag: [Option<hb_tag_t>; 2], ) -> (Vec<feature_map_t>, [usize; 2], u32)

fn dedup_feature_infos(&mut self)

fn collect_lookup_stages( &self, map_features: &[feature_map_t], required_feature_index: [Option<FeatureIndex>; 2], required_feature_stage: [usize; 2], ) -> ([Vec<lookup_map_t>; 2], [Vec<StageMap>; 2])

fn add_lookups( &self, lookups: &mut Vec<lookup_map_t>, table_index: TableIndex, feature_index: FeatureIndex, variation_index: Option<VariationIndex>, mask: u32, auto_zwnj: bool, auto_zwj: bool, random: bool, per_syllable: bool, ) -> Option<()>