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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 http://mozilla.org/MPL/2.0/.
*
* The origin of this IDL file is
* https://drafts.csswg.org/web-animations/#the-compositeoperation-enumeration
* https://drafts.csswg.org/web-animations/#dictdef-basepropertyindexedkeyframe
* https://drafts.csswg.org/web-animations/#dictdef-basekeyframe
* https://drafts.csswg.org/web-animations/#dictdef-basecomputedkeyframe
*
* Copyright © 2016 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
* liability, trademark and document use rules apply.
*/
enum CompositeOperation { "replace", "add", "accumulate" };
// NOTE: The order of the values in this enum are important.
//
// We assume that CompositeOperation is a subset of CompositeOperationOrAuto so
// that we can cast between the two types (provided the value is not "auto").
//
// If that assumption ceases to hold we will need to update the conversion
// in KeyframeUtils::GetAnimationPropertiesFromKeyframes.
enum CompositeOperationOrAuto { "replace", "add", "accumulate", "auto" };
// The following dictionary types are not referred to by other .webidl files,
// but we use it for manual JS->IDL and IDL->JS conversions in KeyframeEffect's
// implementation.
[GenerateInit]
dictionary BasePropertyIndexedKeyframe {
(double? or sequence<double?>) offset = [];
(UTF8String or sequence<UTF8String>) easing = [];
(CompositeOperationOrAuto or sequence<CompositeOperationOrAuto>) composite = [];
};
[GenerateInit]
dictionary BaseKeyframe {
double? offset = null;
UTF8String easing = "linear";
[Pref="dom.animations-api.compositing.enabled"]
CompositeOperationOrAuto composite = "auto";
// Non-standard extensions
// Member to allow testing when StyleAnimationValue::ComputeValues fails.
//
// Note that we currently only apply this to shorthand properties since
// it's easier to annotate shorthand property values and because we have
// only ever observed ComputeValues failing on shorthand values.
//
// Bug 1216844 should remove this member since after that bug is fixed we will
// have a well-defined behavior to use when animation endpoints are not
// available.
[ChromeOnly] boolean simulateComputeValuesFailure = false;
};
[GenerateConversionToJS]
dictionary BaseComputedKeyframe : BaseKeyframe {
double computedOffset;
};
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