third_party/WebKit/Source/core/animation/KeyframeEffectReadOnly.idl

// Copyright 2016 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://w3c.github.io/web-animations/#the-keyframeeffect-interfaces

enum CompositeOperation { "replace", "add", "accumulate" };

[
    Constructor(Element? target, object? keyframes, optional (unrestricted double or KeyframeEffectOptions) options),
    Constructor(KeyframeEffectReadOnly source),
    ConstructorCallWith=ScriptState,
    RaisesException=Constructor,
    RuntimeEnabled=WebAnimationsAPI
] interface KeyframeEffectReadOnly : AnimationEffectReadOnly {
  readonly attribute CompositeOperation composite;
  [CallWith=ScriptState] sequence<object> getKeyframes();
};