Struct write_fonts::tables::gsub::AlternateSubstFormat1

pub struct AlternateSubstFormat1 {
    pub coverage: OffsetMarker<CoverageTable>,
    pub alternate_sets: Vec<OffsetMarker<AlternateSet>>,
}

Alternate Substitution Format 1

Fields

coverage: OffsetMarker<CoverageTable>

Offset to Coverage table, from beginning of substitution subtable

alternate_sets: Vec<OffsetMarker<AlternateSet>>

Array of offsets to AlternateSet tables. Offsets are from beginning of substitution subtable, ordered by Coverage index

Implementations

impl AlternateSubstFormat1

pub fn new(coverage: CoverageTable, alternate_sets: Vec<AlternateSet>) -> Self

Construct a new AlternateSubstFormat1

Trait Implementations

impl Clone for AlternateSubstFormat1

fn clone(&self) -> AlternateSubstFormat1

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for AlternateSubstFormat1

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

Formats the value using the given formatter.

impl Default for AlternateSubstFormat1

fn default() -> AlternateSubstFormat1

Returns the “default value” for a type.

impl<'a> FontRead<'a> for AlternateSubstFormat1

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

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

impl FontWrite for AlternateSubstFormat1

fn write_into(&self, writer: &mut TableWriter)

Write our data and information about offsets into this TableWriter.

fn name(&self) -> &'static str

impl LookupType for AlternateSubstFormat1

const TYPE: u16 = 3u16

The lookup type of this layout subtable.

impl Validate for AlternateSubstFormat1

fn validate_impl(&self, ctx: &mut ValidationCtx)

Validate this table.

fn validate(&self) -> Result<(), ValidationReport>

Ensure that this table is well-formed, reporting any errors.