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LookupList2

Struct LookupList2 

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pub struct LookupList2<'a, T = ()> {
    data: TableDataRef<'a, LookupList2FixedHeader>,
    offset_type: PhantomData<*const T>,
}
Expand description

LookupList2 (ISO/IEC 14496-22:2026).

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§data: TableDataRef<'a, LookupList2FixedHeader>§offset_type: PhantomData<*const T>

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impl<'a, T> LookupList2<'a, T>

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pub(crate) fn of_unit_type(&self) -> LookupList2<'a, ()>

Replace the specific generic type on this implementation with ()

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impl<'a, T> LookupList2<'a, T>

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pub const MIN_SIZE: usize = u16::RAW_BYTE_LEN

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pub fn resolve_offset<O: Offset, R: FontRead<'a, Args = ()>>( &self, offset: O, ) -> Result<R, ReadError>

Resolve the provided offset from the start of this table.

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pub fn offset_data(&self) -> FontData<'a>

Return a reference to this table’s raw data.

We use this in the compile crate to resolve offsets.

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pub fn shape(&self) -> &Self

👎Deprecated:

just use the base type directly

Return a reference to the table’s ‘Shape’ struct.

This is a low level implementation detail, but it can be useful in some cases where you want to know things about a table’s layout, such as the byte offsets of specific fields.

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pub fn lookup_count(&self) -> u16

Number of lookups in this table

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pub fn lookup_offsets(&self) -> &'a [BigEndian<Offset32>]

Array of offsets to Lookup tables, from beginning of LookupList2 — zero based (first lookup is Lookup index = 0)

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pub fn lookups(&self) -> ArrayOfOffsets<'a, T, Offset32>
where T: FontRead<'a, Args = ()>,

A dynamically resolving wrapper for lookup_offsets.

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pub fn lookup_count_byte_range(&self) -> Range<usize> ⓘ

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pub fn lookup_offsets_byte_range(&self) -> Range<usize> ⓘ

Trait Implementations§

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impl<'a, T: Clone> Clone for LookupList2<'a, T>

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fn clone(&self) -> LookupList2<'a, T>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl<T> Default for LookupList2<'_, T>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<'a, T> FontRead<'a> for LookupList2<'a, T>

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

Read an item, performing validation. Read more
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fn read(data: FontData<'a>) -> Result<Self, ReadError>
where Self: FontRead<'a, Args = ()>,

Read an instance of Self from the provided data, performing validation. Read more
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impl<'a, T: FontRead<'a, Args = ()>> From<LookupList2<'a, T>> for SelectedLookupList<'a, T>

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fn from(list: LookupList2<'a, T>) -> Self

Converts to this type from the input type.
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impl<'a, T> MinByteRange<'a> for LookupList2<'a, T>

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impl<T> ReadArgs for LookupList2<'_, T>

Auto Trait Implementations§

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impl<'a, T = ()> !Send for LookupList2<'a, T>

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impl<'a, T = ()> !Sync for LookupList2<'a, T>

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impl<'a, T> Freeze for LookupList2<'a, T>

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impl<'a, T> RefUnwindSafe for LookupList2<'a, T>
where T: RefUnwindSafe,

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impl<'a, T> Unpin for LookupList2<'a, T>

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impl<'a, T> UnsafeUnpin for LookupList2<'a, T>

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impl<'a, T> UnwindSafe for LookupList2<'a, T>
where T: RefUnwindSafe,

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.