Struct Cache

pub struct Cache { /* private fields */ }

A store of recently used sections of text.

Implementations

impl Cache

pub fn new() -> Cache

Creates a new empty Cache.

pub fn get(&self, key: &u64) -> Option<&Entry>

Gets the text Entry with the given KeyHash.

pub fn allocate( &mut self, font_system: &mut FontSystem, key: Key<'_>, ) -> (u64, &mut Entry)

Allocates a text Entry if it is not already present in the Cache.

pub fn trim(&mut self)

Trims the Cache.

This will clear the sections of text that have not been used since the last trim.

Trait Implementations

impl Debug for Cache

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

Formats the value using the given formatter.

impl Default for Cache

fn default() -> Cache

Returns the “default value” for a type.