Enum SubstitutionLookup 

pub enum SubstitutionLookup {
    Single(Lookup<SingleSubst>),
    Multiple(Lookup<MultipleSubstFormat1>),
    Alternate(Lookup<AlternateSubstFormat1>),
    Ligature(Lookup<LigatureSubstFormat1>),
    Contextual(Lookup<SubstitutionSequenceContext>),
    ChainContextual(Lookup<SubstitutionChainContext>),
    Extension(Lookup<ExtensionSubtable>),
    Reverse(Lookup<ReverseChainSingleSubstFormat1>),
}

A GSUB Lookup subtable.

Variants

Single(Lookup<SingleSubst>)

Multiple(Lookup<MultipleSubstFormat1>)

Alternate(Lookup<AlternateSubstFormat1>)

Ligature(Lookup<LigatureSubstFormat1>)

Contextual(Lookup<SubstitutionSequenceContext>)

ChainContextual(Lookup<SubstitutionChainContext>)

Extension(Lookup<ExtensionSubtable>)

Reverse(Lookup<ReverseChainSingleSubstFormat1>)

Trait Implementations

impl Clone for SubstitutionLookup

fn clone(&self) -> SubstitutionLookup

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SubstitutionLookup

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

Formats the value using the given formatter.

impl Default for SubstitutionLookup

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for SubstitutionLookup

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl<'a> FontRead<'a> for SubstitutionLookup

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

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

impl FontWrite for SubstitutionLookup

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

Write our data and information about offsets into this TableWriter.

fn table_type(&self) -> TableType

The type of this table.

impl From<Lookup<AlternateSubstFormat1>> for SubstitutionLookup

fn from(src: Lookup<AlternateSubstFormat1>) -> SubstitutionLookup

Converts to this type from the input type.

impl From<Lookup<ExtensionSubtable>> for SubstitutionLookup

fn from(src: Lookup<ExtensionSubtable>) -> SubstitutionLookup

Converts to this type from the input type.

impl From<Lookup<LigatureSubstFormat1>> for SubstitutionLookup

fn from(src: Lookup<LigatureSubstFormat1>) -> SubstitutionLookup

Converts to this type from the input type.

impl From<Lookup<MultipleSubstFormat1>> for SubstitutionLookup

fn from(src: Lookup<MultipleSubstFormat1>) -> SubstitutionLookup

Converts to this type from the input type.

impl From<Lookup<ReverseChainSingleSubstFormat1>> for SubstitutionLookup

fn from(src: Lookup<ReverseChainSingleSubstFormat1>) -> SubstitutionLookup

Converts to this type from the input type.

impl From<Lookup<SingleSubst>> for SubstitutionLookup

fn from(src: Lookup<SingleSubst>) -> SubstitutionLookup

Converts to this type from the input type.

impl From<Lookup<SubstitutionChainContext>> for SubstitutionLookup

fn from(src: Lookup<SubstitutionChainContext>) -> SubstitutionLookup

Converts to this type from the input type.

impl From<Lookup<SubstitutionSequenceContext>> for SubstitutionLookup

fn from(src: Lookup<SubstitutionSequenceContext>) -> SubstitutionLookup

Converts to this type from the input type.

impl FromObjRef<SubstitutionLookup<'_>> for SubstitutionLookup

fn from_obj_ref(from: &SubstitutionLookup<'_>, data: FontData<'_>) -> Self

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

impl FromTableRef<SubstitutionLookup<'_>> for SubstitutionLookup

fn from_table_ref(from: &T) -> Self

impl Hash for SubstitutionLookup

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Ord for SubstitutionLookup

fn cmp(&self, other: &SubstitutionLookup) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for SubstitutionLookup

fn eq(&self, other: &SubstitutionLookup) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for SubstitutionLookup

fn partial_cmp(&self, other: &SubstitutionLookup) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for SubstitutionLookup

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Validate for SubstitutionLookup

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.

impl Eq for SubstitutionLookup

impl StructuralPartialEq for SubstitutionLookup