read_fonts::tables::gpos

Type Alias SinglePosFormat2

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pub type SinglePosFormat2<'a> = TableRef<'a, SinglePosFormat2Marker>;
Expand description

Single Adjustment Positioning Format 2: Array of Positioning Values

Aliased Type§

struct SinglePosFormat2<'a> { /* private fields */ }

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impl<'a> SinglePosFormat2<'a>

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pub fn pos_format(&self) -> u16

Format identifier: format = 2

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pub fn coverage_offset(&self) -> Offset16

Offset to Coverage table, from beginning of SinglePos subtable.

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pub fn coverage(&self) -> Result<CoverageTable<'a>, ReadError>

Attempt to resolve coverage_offset.

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pub fn value_format(&self) -> ValueFormat

Defines the types of data in the ValueRecords.

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pub fn value_count(&self) -> u16

Number of ValueRecords — must equal glyphCount in the Coverage table.

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pub fn value_records(&self) -> ComputedArray<'a, ValueRecord>

Array of ValueRecords — positioning values applied to glyphs.

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impl<'a, T> TableRef<'a, T>

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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) -> &T

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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impl<'a> FontRead<'a> for SinglePosFormat2<'a>

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

Read an instance of Self from the provided data, performing validation. Read more
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impl<'a, T: Clone> Clone for TableRef<'a, T>

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

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

Performs copy-assignment from source. Read more