Type Alias TrackData

pub type TrackData<'a> = TableRef<'a, TrackDataMarker>;

The tracking data table.

Aliased Type

pub struct TrackData<'a> { /* private fields */ }

Implementations

impl<'a> TrackData<'a>

pub fn n_tracks(&self) -> u16

Number of separate tracks included in this table.

pub fn n_sizes(&self) -> u16

Number of point sizes included in this table.

pub fn size_table_offset(&self) -> u32

Offset from the start of the tracking table to the start of the size subtable.

pub fn track_table(&self) -> &'a [TrackTableEntry]

Array of TrackTableEntry records.

impl<'a> TrackData<'a>

pub fn size_table( &self, offset_data: FontData<'a>, ) -> Result<&'a [BigEndian<Fixed>], ReadError>

Returns the size table for this set of tracking data.

The offset_data parameter comes from the Trak table.

Trait Implementations

impl<'a> FontRead<'a> for TrackData<'a>

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

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