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Strike

Struct Strike 

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pub struct Strike<'a> {
    data: FontData<'a>,
    num_glyphs: u16,
}
Expand description

Strike header table

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§data: FontData<'a>§num_glyphs: u16

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impl<'a> Strike<'a>

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pub fn read(data: FontData<'a>, num_glyphs: u16) -> Result<Self, ReadError>

A constructor that requires additional arguments.

This type requires some external state in order to be parsed.

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impl<'a> Strike<'a>

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pub const MIN_SIZE: usize

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pub fn resolve_offset<O: Offset, R: FontRead<'a>>( &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 ppem(&self) -> u16

The PPEM size for which this strike was designed.

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pub fn ppi(&self) -> u16

The device pixel density (in PPI) for which this strike was designed. (E.g., 96 PPI, 192 PPI.)

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pub fn glyph_data_offsets(&self) -> &'a [BigEndian<u32>]

Offset from the beginning of the strike data header to bitmap data for an individual glyph ID.

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pub(crate) fn num_glyphs(&self) -> u16

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pub fn ppem_byte_range(&self) -> Range<usize>

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pub fn ppi_byte_range(&self) -> Range<usize>

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pub fn glyph_data_offsets_byte_range(&self) -> Range<usize>

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impl<'a> Strike<'a>

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pub fn glyph_data( &self, glyph_id: GlyphId, ) -> Result<Option<GlyphData<'a>>, ReadError>

Trait Implementations§

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impl<'a> Clone for Strike<'a>

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

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'a> FontReadWithArgs<'a> for Strike<'a>

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fn read_with_args(data: FontData<'a>, args: &u16) -> Result<Self, ReadError>

read an item, using the provided args. Read more
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impl<'a> MinByteRange<'a> for Strike<'a>

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impl ReadArgs for Strike<'_>

Auto Trait Implementations§

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impl<'a> Freeze for Strike<'a>

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impl<'a> RefUnwindSafe for Strike<'a>

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impl<'a> Send for Strike<'a>

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impl<'a> Sync for Strike<'a>

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impl<'a> Unpin for Strike<'a>

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impl<'a> UnsafeUnpin for Strike<'a>

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impl<'a> UnwindSafe for Strike<'a>

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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> 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.