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style: Add a TLS-based style struct caching mechanism.

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Emilio Cobos Álvarez 2017-08-23 20:04:11 +08:00 • committed by Cameron McCormack
parent 298b1363ff
commit c34c92e904
18 changed files with 278 additions and 13 deletions
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7
components/style/values/computed/mod.rs
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@ -12,9 +12,11 @@ use media_queries::Device;
#[cfg(feature = "gecko")]
use properties;
use properties::{ComputedValues, StyleBuilder};
use rule_cache::RuleCacheConditions;
#[cfg(feature = "servo")]
use servo_url::ServoUrl;
use std::{f32, fmt};
use std::cell::RefCell;
#[cfg(feature = "servo")]
use std::sync::Arc;
use style_traits::ToCss;
@ -116,6 +118,11 @@ pub struct Context<'a> {
/// This is used to allow certain properties to generate out-of-range
/// values, which SMIL allows.
pub for_smil_animation: bool,
/// The conditions to cache a rule node on the rule cache.
///
/// FIXME(emilio): Drop the refcell.
pub rule_cache_conditions: RefCell<&'a mut RuleCacheConditions>,
}
impl<'a> Context<'a> {