Enum ttf_parser::opentype_layout::ContextLookup

source · [−]

pub enum ContextLookup<'a> {
    Format1 {
        coverage: Coverage<'a>,
        sets: SequenceRuleSets<'a>,
    },
    Format2 {
        coverage: Coverage<'a>,
        classes: ClassDefinition<'a>,
        sets: SequenceRuleSets<'a>,
    },
    Format3 {
        coverage: Coverage<'a>,
        coverages: LazyOffsetArray16<'a, Coverage<'a>>,
        lookups: LazyArray16<'a, SequenceLookupRecord>,
    },
}

Expand description

A Contextual Lookup Subtable.

Variants

`Format1`

Fields

coverage: Coverage<'a>

sets: SequenceRuleSets<'a>

Simple glyph contexts.

`Format2`

Fields

coverage: Coverage<'a>

classes: ClassDefinition<'a>

sets: SequenceRuleSets<'a>

Class-based glyph contexts.

`Format3`

Fields

coverage: Coverage<'a>

coverages: LazyOffsetArray16<'a, Coverage<'a>>

lookups: LazyArray16<'a, SequenceLookupRecord>

Coverage-based glyph contexts.

Implementations

impl<'a> ContextLookup<'a>

pub fn coverage(&self) -> Coverage<'a>

Returns the subtable coverage.

Trait Implementations

impl<'a> Clone for ContextLookup<'a>

fn clone(&self) -> ContextLookup<'a>

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

impl<'a> Debug for ContextLookup<'a>

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

Formats the value using the given formatter. Read more

impl<'a> Copy for ContextLookup<'a>

Auto Trait Implementations

impl<'a> RefUnwindSafe for ContextLookup<'a>

impl<'a> Send for ContextLookup<'a>

impl<'a> Sync for ContextLookup<'a>

impl<'a> Unpin for ContextLookup<'a>

impl<'a> UnwindSafe for ContextLookup<'a>

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.