Struct fonts::font_context::CachingFontSource
source · pub struct CachingFontSource<FCT: FontSource> {
font_cache_thread: ReentrantMutex<FCT>,
fonts: RwLock<HashMap<FontCacheKey, Option<FontRef>>>,
templates: RwLock<HashMap<FontTemplateCacheKey, Vec<FontTemplateRef>>>,
resolved_font_groups: RwLock<HashMap<FontGroupCacheKey, Arc<RwLock<FontGroup>>, BuildHasherDefault<FnvHasher>>>,
}
Fields§
§font_cache_thread: ReentrantMutex<FCT>
§fonts: RwLock<HashMap<FontCacheKey, Option<FontRef>>>
§templates: RwLock<HashMap<FontTemplateCacheKey, Vec<FontTemplateRef>>>
§resolved_font_groups: RwLock<HashMap<FontGroupCacheKey, Arc<RwLock<FontGroup>>, BuildHasherDefault<FnvHasher>>>
Implementations§
source§impl<FCT: FontSource> CachingFontSource<FCT>
impl<FCT: FontSource> CachingFontSource<FCT>
fn new(font_cache_thread: FCT) -> Self
fn invalidate_after_web_font_load(&self)
pub fn matching_templates( &self, descriptor_to_match: &FontDescriptor, family_descriptor: &FontFamilyDescriptor, ) -> Vec<FontTemplateRef>
pub fn font_group_with_size( &self, style: ServoArc<FontStyleStruct>, size: Au, ) -> Arc<RwLock<FontGroup>>
Trait Implementations§
source§impl<FCT: Default + FontSource> Default for CachingFontSource<FCT>
impl<FCT: Default + FontSource> Default for CachingFontSource<FCT>
source§fn default() -> CachingFontSource<FCT>
fn default() -> CachingFontSource<FCT>
Returns the “default value” for a type. Read more
source§impl<FCT: FontSource> MallocSizeOf for CachingFontSource<FCT>
impl<FCT: FontSource> MallocSizeOf for CachingFontSource<FCT>
source§fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize
Measure the heap usage of all descendant heap-allocated structures, but
not the space taken up by the value itself.
Auto Trait Implementations§
impl<FCT> !Freeze for CachingFontSource<FCT>
impl<FCT> !RefUnwindSafe for CachingFontSource<FCT>
impl<FCT> Send for CachingFontSource<FCT>where
FCT: Send,
impl<FCT> Sync for CachingFontSource<FCT>where
FCT: Send,
impl<FCT> Unpin for CachingFontSource<FCT>where
FCT: Unpin,
impl<FCT> !UnwindSafe for CachingFontSource<FCT>
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> Instrument for T
impl<T> Instrument for T
source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
source§impl<T> IntoEither for T
impl<T> IntoEither for T
source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§impl<T> MaybeBoxed<Box<T>> for T
impl<T> MaybeBoxed<Box<T>> for T
source§fn maybe_boxed(self) -> Box<T>
fn maybe_boxed(self) -> Box<T>
Convert
source§impl<T> MaybeBoxed<T> for T
impl<T> MaybeBoxed<T> for T
source§fn maybe_boxed(self) -> T
fn maybe_boxed(self) -> T
Convert
source§impl<T> Pointable for T
impl<T> Pointable for T
source§impl<R, P> ReadPrimitive<R> for P
impl<R, P> ReadPrimitive<R> for P
source§fn read_from_little_endian(read: &mut R) -> Result<Self, Error>
fn read_from_little_endian(read: &mut R) -> Result<Self, Error>
Read this value from the supplied reader. Same as
ReadEndian::read_from_little_endian()
.