chromium/src/third_party/blink/renderer/core/animation/animation_timeline.idl

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://drafts.csswg.org/web-animations/#the-animationtimeline-interface

enum TimelinePhase { "inactive", "before", "active", "after" };
[
    RuntimeEnabled=WebAnimationsAPI,
    Exposed=Window
] interface AnimationTimeline {
    readonly attribute CSSNumberish? currentTime;
    [RuntimeEnabled=ScrollTimeline] readonly attribute CSSNumberish? duration;
    [RuntimeEnabled=ScrollTimeline] readonly attribute TimelinePhase phase;
};