Struct FontContext 

pub struct FontContext {
    fonts: FastHashMap<FontKey, Arc<Mutex<CachedFont>>>,
}

Fields

fonts: FastHashMap<FontKey, Arc<Mutex<CachedFont>>>

Implementations

impl FontContext

pub fn distribute_across_threads() -> bool

pub fn new() -> FontContext

pub fn add_raw_font( &mut self, font_key: &FontKey, bytes: Arc<Vec<u8>>, index: u32, )

pub fn add_native_font( &mut self, font_key: &FontKey, native_font_handle: NativeFontHandle, )

pub fn delete_font(&mut self, font_key: &FontKey)

pub fn delete_font_instance(&mut self, _instance: &FontInstance)

fn load_glyph( &mut self, font: &FontInstance, glyph: &GlyphKey, ) -> Option<(MutexGuard<'_, CachedFont>, FT_GlyphSlot, f32)>

fn pad_bounding_box(font: &FontInstance, cbox: &mut FT_BBox)

fn get_bounding_box( slot: FT_GlyphSlot, font: &FontInstance, glyph: &GlyphKey, scale: f32, ) -> FT_BBox

fn get_glyph_dimensions_impl( slot: FT_GlyphSlot, font: &FontInstance, glyph: &GlyphKey, scale: f32, use_transform: bool, ) -> Option<GlyphDimensions>

pub fn get_glyph_index(&mut self, font_key: FontKey, ch: char) -> Option<u32>

pub fn get_glyph_dimensions( &mut self, font: &FontInstance, key: &GlyphKey, ) -> Option<GlyphDimensions>

fn choose_bitmap_size(&self, face: FT_Face, requested_size: f64) -> FT_Error

pub fn prepare_font(font: &mut FontInstance)

fn rasterize_glyph_outline( slot: FT_GlyphSlot, font: &FontInstance, key: &GlyphKey, scale: f32, ) -> bool

pub fn begin_rasterize(font: &FontInstance)

pub fn end_rasterize(font: &FontInstance)

pub fn rasterize_glyph( &mut self, font: &FontInstance, key: &GlyphKey, ) -> GlyphRasterResult

Trait Implementations

impl AddFont for FontContext

fn add_font(&mut self, font_key: &FontKey, template: &FontTemplate)

impl AsyncForEach<FontContext> for Arc<FontContexts>

fn async_for_each<F: Fn(MutexGuard<'_, FontContext>) + Send + 'static>( &self, f: F, )