components/script_bindings/webidls/AnimationEffect.webidl - main - githubmirror/servo

components/script_bindings/webidls/AnimationEffect.webidl

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Simon Wülker

script: Implement `Animation.effect`, `AnimationEffect.getTiming()`, `AnimationEffect.getComputedTiming()` and `AnimationEffect.updateTiming()` (#46677)

23 июл 2026, 18:37

Не верифицирован

23 июл 2026, 18:37e510bf1

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */

// https://drafts.csswg.org/web-animations-1/#animationeffect
[Exposed=Window, Pref="dom_web_animations_enabled"]
interface AnimationEffect {
     EffectTiming         getTiming();
     ComputedEffectTiming getComputedTiming();
     [Throws] undefined            updateTiming(optional OptionalEffectTiming timing = {});
};

// https://drafts.csswg.org/web-animations-1/#the-effecttiming-dictionaries
dictionary EffectTiming {
  double                             delay = 0;
  double                             endDelay = 0;
  FillMode                           fill = "auto";
  double                             iterationStart = 0.0;
  unrestricted double                iterations = 1.0;
  (unrestricted double or DOMString) duration = "auto";
  PlaybackDirection                  direction = "normal";
  DOMString                          easing = "linear";
};

dictionary OptionalEffectTiming {
  double                             delay;
  double                             endDelay;
  FillMode                           fill;
  double                             iterationStart;
  unrestricted double                iterations;
  (unrestricted double or DOMString) duration;
  PlaybackDirection                  direction;
  DOMString                          easing;
};

// https://drafts.csswg.org/web-animations-1/#the-fillmode-enumeration
enum FillMode { "none", "forwards", "backwards", "both", "auto" };

// https://drafts.csswg.org/web-animations-1/#the-playbackdirection-enumeration
enum PlaybackDirection { "normal", "reverse", "alternate", "alternate-reverse" };

// https://drafts.csswg.org/web-animations-1/#the-computedeffecttiming-dictionary
dictionary ComputedEffectTiming : EffectTiming {
  unrestricted double  endTime;
  unrestricted double  activeDuration;
  double?              localTime;
  double?              progress;
  unrestricted double? currentIteration;
};