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cache the monospace fallbacks buffer in FontSystem

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koe 2024-09-01 23:22:27 -05:00 • committed by Jeremy Soller
parent 069d3404bf
commit 9d132f8ebd
2 changed files with 19 additions and 8 deletions
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7
src/font/system.rs
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@ -1,4 +1,5 @@
use crate::{Attrs, Font, FontMatchAttrs, HashMap, ShapeBuffer, ShapePlanCache};
use alloc::collections::BTreeSet;
use alloc::string::String;
use alloc::sync::Arc;
use alloc::vec::Vec;
@ -9,6 +10,8 @@ use core::ops::{Deref, DerefMut};
pub use fontdb;
pub use rustybuzz;
use super::fallback::MonospaceFallbackInfo;
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
pub struct FontMatchKey {
pub(crate) font_weight_diff: u16,
@ -106,6 +109,9 @@ pub struct FontSystem {
/// Scratch buffer for shaping and laying out.
pub(crate) shape_buffer: ShapeBuffer,
/// Buffer for use in FontFallbackIter.
pub(crate) monospace_fallbacks_buffer: BTreeSet<MonospaceFallbackInfo>,
/// Cache for shaped runs
#[cfg(feature = "shape-run-cache")]
pub shape_run_cache: crate::ShapeRunCache,
@ -172,6 +178,7 @@ impl FontSystem {
font_matches_cache: Default::default(),
font_codepoint_support_info_cache: Default::default(),
shape_plan_cache: ShapePlanCache::default(),
monospace_fallbacks_buffer: BTreeSet::default(),
#[cfg(feature = "shape-run-cache")]
shape_run_cache: crate::ShapeRunCache::default(),
shape_buffer: ShapeBuffer::default(),