Struct layout_2020::context::LayoutContext

pub struct LayoutContext<'a> {
    pub id: PipelineId,
    pub use_rayon: bool,
    pub origin: ImmutableOrigin,
    pub style_context: SharedStyleContext<'a>,
    pub font_context: Arc<FontContext>,
    pub image_cache: Arc<dyn ImageCache>,
    pub pending_images: Mutex<Vec<PendingImage>>,
    pub iframe_sizes: Mutex<IFrameSizes>,
    pub webrender_image_cache: Arc<RwLock<FnvHashMap<(ServoUrl, UsePlaceholder), WebRenderImageInfo>>>,
}

Fields

id: PipelineId

use_rayon: bool

origin: ImmutableOrigin

style_context: SharedStyleContext<'a>

Bits shared by the layout and style system.

font_context: Arc<FontContext>

A FontContext to be used during layout.

image_cache: Arc<dyn ImageCache>

Reference to the script thread image cache.

pending_images: Mutex<Vec<PendingImage>>

A list of in-progress image loads to be shared with the script thread.

iframe_sizes: Mutex<IFrameSizes>

A collection of <iframe> sizes to send back to script.

webrender_image_cache: Arc<RwLock<FnvHashMap<(ServoUrl, UsePlaceholder), WebRenderImageInfo>>>

Implementations

impl<'a> LayoutContext<'a>

pub fn shared_context(&self) -> &SharedStyleContext<'_>

pub fn get_or_request_image_or_meta( &self, node: OpaqueNode, url: ServoUrl, use_placeholder: UsePlaceholder, ) -> Option<ImageOrMetadataAvailable>

pub fn get_webrender_image_for_url( &self, node: OpaqueNode, url: ServoUrl, use_placeholder: UsePlaceholder, ) -> Option<WebRenderImageInfo>

Trait Implementations

impl<'a> Drop for LayoutContext<'a>

fn drop(&mut self)

Executes the destructor for this type.