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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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
* The origin of this IDL file is
* Copyright © 2015 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
* liability, trademark and document use rules apply.
enum AnimationPlayState { "idle", "running", "paused", "finished" };
enum AnimationReplaceState { "active", "removed", "persisted" };
interface Animation : EventTarget {
constructor(optional AnimationEffect? effect = null,
optional AnimationTimeline? timeline);
attribute DOMString id;
[Func="Document::IsWebAnimationsEnabled", Pure]
attribute AnimationEffect? effect;
attribute AnimationTimeline? timeline;
attribute double? startTime;
[SetterThrows, BinaryName="currentTimeAsDouble"]
attribute double? currentTime;
attribute double playbackRate;
readonly attribute AnimationPlayState playState;
readonly attribute boolean pending;
readonly attribute AnimationReplaceState replaceState;
[Func="Document::IsWebAnimationsEnabled", Throws]
readonly attribute Promise<Animation> ready;
[Func="Document::IsWebAnimationsEnabled", Throws]
readonly attribute Promise<Animation> finished;
attribute EventHandler onfinish;
attribute EventHandler oncancel;
attribute EventHandler onremove;
void cancel();
void finish();
[Throws, BinaryName="playFromJS"]
void play();
[Throws, BinaryName="pauseFromJS"]
void pause();
void updatePlaybackRate (double playbackRate);
void reverse();
void persist();
[Pref="dom.animations-api.autoremove.enabled", Throws]
void commitStyles();
// Non-standard extensions
partial interface Animation {
[ChromeOnly] readonly attribute boolean isRunningOnCompositor;