Struct InMemoryFontLoader 

pub struct InMemoryFontLoader { /* private fields */ }

Loads fonts from an in process map keyed by file name.

Implementations

impl InMemoryFontLoader

pub fn new() -> Self

Creates an empty loader.

pub fn with_font( self, file: impl Into<String>, bytes: impl Into<Arc<[u8]>>, ) -> Self

Adds a font by file name and returns the loader.

pub fn insert( &mut self, file: impl Into<String>, bytes: impl Into<Arc<[u8]>>, ) -> FontKey

Adds or replaces a font by file name and returns its key, keys are never reused.

pub fn insert_font_data(&mut self, file: impl Into<String>, font: FontData)

Adds or replaces a font the host built, keeping the host’s key.

Trait Implementations

impl Clone for InMemoryFontLoader

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for InMemoryFontLoader

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

Formats the value using the given formatter.

impl Default for InMemoryFontLoader

fn default() -> Self

Returns the “default value” for a type.

impl FontLoader for InMemoryFontLoader

fn load(&self, spec: &FontSpec) -> Result<FontData, FontError>

Returns the face a spec names, with a key the host chooses to identify it in the IR.