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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef mozilla_dom_AnimationPropertySegment_h
#define mozilla_dom_AnimationPropertySegment_h
#include "mozilla/ServoStyleConsts.h"
#include "mozilla/Maybe.h"
#include "mozilla/StyleAnimationValue.h" // For AnimationValue
#include "mozilla/dom/BaseKeyframeTypesBinding.h" // For CompositeOperation
namespace mozilla {
struct AnimationPropertySegment {
float mFromKey, mToKey;
// NOTE: In the case that no keyframe for 0 or 1 offset is specified
// the unit of mFromValue or mToValue is eUnit_Null.
AnimationValue mFromValue, mToValue;
Maybe<StyleComputedTimingFunction> mTimingFunction;
dom::CompositeOperation mFromComposite = dom::CompositeOperation::Replace;
dom::CompositeOperation mToComposite = dom::CompositeOperation::Replace;
bool HasReplaceableValues() const {
return HasReplaceableFromValue() && HasReplaceableToValue();
}
bool HasReplaceableFromValue() const {
return !mFromValue.IsNull() &&
mFromComposite == dom::CompositeOperation::Replace;
}
bool HasReplaceableToValue() const {
return !mToValue.IsNull() &&
mToComposite == dom::CompositeOperation::Replace;
}
bool operator==(const AnimationPropertySegment& aOther) const {
return mFromKey == aOther.mFromKey && mToKey == aOther.mToKey &&
mFromValue == aOther.mFromValue && mToValue == aOther.mToValue &&
mTimingFunction == aOther.mTimingFunction &&
mFromComposite == aOther.mFromComposite &&
mToComposite == aOther.mToComposite;
}
bool operator!=(const AnimationPropertySegment& aOther) const {
return !(*this == aOther);
}
};
} // namespace mozilla
#endif // mozilla_dom_AnimationPropertySegment_h
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