Type Alias SingleSubstFormat1

pub type SingleSubstFormat1<'a> = TableRef<'a, SingleSubstFormat1Marker>;

Single Substitution Format 1

Aliased Type

pub struct SingleSubstFormat1<'a> {
    pub(crate) shape: SingleSubstFormat1Marker,
    pub(crate) data: FontData<'a>,
}

Fields

shape: SingleSubstFormat1Marker

data: FontData<'a>

Implementations

impl<'a> SingleSubstFormat1<'a>

pub fn subst_format(&self) -> u16

Format identifier: format = 1

pub fn coverage_offset(&self) -> Offset16

Offset to Coverage table, from beginning of substitution subtable

pub fn coverage(&self) -> Result<CoverageTable<'a>, ReadError>

Attempt to resolve coverage_offset.

pub fn delta_glyph_id(&self) -> i16

Add to original glyph ID to get substitute glyph ID

Trait Implementations

impl<'a> Debug for SingleSubstFormat1<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a> FontRead<'a> for SingleSubstFormat1<'a>

fn read(data: FontData<'a>) -> Result<Self, ReadError>

Read an instance of Self from the provided data, performing validation.

impl GlyphClosure for SingleSubstFormat1<'_>

fn closure_glyphs( &self, ctx: &mut ClosureCtx<'_>, _lookup_list: &SubstitutionLookupList<'_>, _lookup_index: u16, ) -> Result<(), ReadError>

Update the set of glyphs with any glyphs reachable via substitution.

fn may_have_non_1to1(&self) -> Result<bool, ReadError>

impl Intersect for SingleSubstFormat1<'_>

fn intersects(&self, glyph_set: &IntSet<GlyphId>) -> Result<bool, ReadError>

impl<'a> SomeTable<'a> for SingleSubstFormat1<'a>

fn type_name(&self) -> &str

The name of this table

fn get_field(&self, idx: usize) -> Option<Field<'a>>

Access this table’s fields, in declaration order.