Enum write_fonts::tables::layout::SequenceContext

pub enum SequenceContext {
    Format1(SequenceContextFormat1),
    Format2(SequenceContextFormat2),
    Format3(SequenceContextFormat3),
}

Variants

Format1(SequenceContextFormat1)

Format2(SequenceContextFormat2)

Format3(SequenceContextFormat3)

Implementations

impl SequenceContext

pub fn format_1(
    coverage: CoverageTable,
    seq_rule_sets: Vec<Option<SequenceRuleSet>>
) -> Self

Construct a new SequenceContextFormat1 subtable

pub fn format_2(
    coverage: CoverageTable,
    class_def: ClassDef,
    class_seq_rule_sets: Vec<Option<ClassSequenceRuleSet>>
) -> Self

Construct a new SequenceContextFormat2 subtable

pub fn format_3(
    coverages: Vec<CoverageTable>,
    seq_lookup_records: Vec<SequenceLookupRecord>
) -> Self

Construct a new SequenceContextFormat3 subtable

Trait Implementations

impl Clone for SequenceContext

fn clone(&self) -> SequenceContext

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for SequenceContext

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

Formats the value using the given formatter.

impl Default for SequenceContext

fn default() -> Self

Returns the “default value” for a type.

impl<'a> FontRead<'a> for SequenceContext

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

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

impl FontWrite for SequenceContext

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

Write our data and information about offsets into this TableWriter.

impl From<SequenceContext> for PositionSequenceContext

fn from(src: SequenceContext) -> PositionSequenceContext

Converts to this type from the input type.

impl From<SequenceContext> for SubstitutionSequenceContext

fn from(src: SequenceContext) -> SubstitutionSequenceContext

Converts to this type from the input type.

impl FromObjRef<SequenceContext<'_>> for SequenceContext

fn from_obj_ref(obj: &SequenceContext<'_>, _: FontData<'_>) -> Self

Convert from to an instance of Self, using the provided data to resolve offsets.

impl FromTableRef<SequenceContext<'_>> for SequenceContext

fn from_table_ref(from: &T) -> Self

impl Validate for SequenceContext

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.