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// 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.
#ifndef ShadowStyleInterpolation_h
#define ShadowStyleInterpolation_h
#include "core/animation/StyleInterpolation.h"
#include "core/css/CSSShadowValue.h"
#include "core/rendering/style/RenderStyle.h"
#include "platform/Length.h"
namespace blink {
class ShadowStyleInterpolation : public StyleInterpolation {
public:
static PassRefPtrWillBeRawPtr<ShadowStyleInterpolation> create(const CSSValue& start, const CSSValue& end, CSSPropertyID id, bool styleFlag)
{
return adoptRefWillBeNoop(new ShadowStyleInterpolation(shadowToInterpolableValue(start), shadowToInterpolableValue(end), id, styleFlag));
}
static bool canCreateFrom(const CSSValue&);
virtual void apply(StyleResolverState&) const override;
virtual void trace(Visitor*);
static PassRefPtrWillBeRawPtr<ShadowStyleInterpolation> maybeCreateFromShadow(const CSSValue& start, const CSSValue& end, CSSPropertyID);
private:
ShadowStyleInterpolation(PassOwnPtrWillBeRawPtr<InterpolableValue> start, PassOwnPtrWillBeRawPtr<InterpolableValue> end, CSSPropertyID id, bool styleFlag)
: StyleInterpolation(start, end, id), m_styleFlag(styleFlag)
{ }
bool m_styleFlag;
static PassOwnPtrWillBeRawPtr<InterpolableValue> shadowToInterpolableValue(const CSSValue&);
static PassRefPtrWillBeRawPtr<CSSValue> interpolableValueToShadow(InterpolableValue*, bool styleFlag);
friend class AnimationShadowStyleInterpolationTest;
};
} // namespace blink
#endif // ShadowStyleInterpolation_h
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