forked from mirrors/gecko-dev
f716af270a
See https://bugzilla.mozilla.org/show_bug.cgi?id=1360889 Source-Repo: https://github.com/servo/servo Source-Revision: 7b1006936a27232fb77fef5893cc141e66bb12b7 --HG-- extra : subtree_source : https%3A//hg.mozilla.org/projects/converted-servo-linear extra : subtree_revision : 85baf2471e165666e2540cbcf4fbb55587e60f39
74 lines
2.7 KiB
Rust
74 lines
2.7 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::bindings::codegen::Bindings::CSSKeyframeRuleBinding::{self, CSSKeyframeRuleMethods};
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use dom::bindings::inheritance::Castable;
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use dom::bindings::js::{JS, MutNullableJS, Root};
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use dom::bindings::reflector::{DomObject, reflect_dom_object};
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use dom::bindings::str::DOMString;
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use dom::cssrule::{CSSRule, SpecificCSSRule};
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use dom::cssstyledeclaration::{CSSModificationAccess, CSSStyleDeclaration, CSSStyleOwner};
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use dom::cssstylesheet::CSSStyleSheet;
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use dom::window::Window;
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use dom_struct::dom_struct;
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use style::keyframes::Keyframe;
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use style::shared_lock::{Locked, ToCssWithGuard};
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use style::stylearc::Arc;
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#[dom_struct]
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pub struct CSSKeyframeRule {
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cssrule: CSSRule,
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#[ignore_heap_size_of = "Arc"]
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keyframerule: Arc<Locked<Keyframe>>,
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style_decl: MutNullableJS<CSSStyleDeclaration>,
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}
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impl CSSKeyframeRule {
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fn new_inherited(parent_stylesheet: &CSSStyleSheet, keyframerule: Arc<Locked<Keyframe>>)
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-> CSSKeyframeRule {
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CSSKeyframeRule {
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cssrule: CSSRule::new_inherited(parent_stylesheet),
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keyframerule: keyframerule,
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style_decl: Default::default(),
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}
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}
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#[allow(unrooted_must_root)]
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pub fn new(window: &Window, parent_stylesheet: &CSSStyleSheet,
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keyframerule: Arc<Locked<Keyframe>>) -> Root<CSSKeyframeRule> {
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reflect_dom_object(box CSSKeyframeRule::new_inherited(parent_stylesheet, keyframerule),
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window,
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CSSKeyframeRuleBinding::Wrap)
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}
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}
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impl CSSKeyframeRuleMethods for CSSKeyframeRule {
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// https://drafts.csswg.org/css-animations/#dom-csskeyframerule-style
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fn Style(&self) -> Root<CSSStyleDeclaration> {
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self.style_decl.or_init(|| {
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let guard = self.cssrule.shared_lock().read();
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CSSStyleDeclaration::new(
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self.global().as_window(),
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CSSStyleOwner::CSSRule(
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JS::from_ref(self.upcast()),
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self.keyframerule.read_with(&guard).block.clone(),
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),
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None,
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CSSModificationAccess::ReadWrite,
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)
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})
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}
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}
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impl SpecificCSSRule for CSSKeyframeRule {
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fn ty(&self) -> u16 {
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use dom::bindings::codegen::Bindings::CSSRuleBinding::CSSRuleConstants;
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CSSRuleConstants::KEYFRAME_RULE
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}
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fn get_css(&self) -> DOMString {
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let guard = self.cssrule.shared_lock().read();
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self.keyframerule.read_with(&guard).to_css_string(&guard).into()
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}
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}
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