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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 DefaultStyleInterpolation_h
#define DefaultStyleInterpolation_h
#include "core/animation/StyleInterpolation.h"
#include "core/css/resolver/StyleBuilder.h"
namespace blink {
class DefaultStyleInterpolation : public StyleInterpolation {
public:
static PassRefPtrWillBeRawPtr<DefaultStyleInterpolation> create(CSSValue* start, CSSValue* end, CSSPropertyID id)
{
return adoptRefWillBeNoop(new DefaultStyleInterpolation(start, end, id));
}
virtual void apply(StyleResolverState& state) const
{
StyleBuilder::applyProperty(m_id, state, toInterpolableBool(m_cachedValue.get())->value() ? m_endCSSValue.get() : m_startCSSValue.get());
}
virtual void trace(Visitor* visitor) OVERRIDE
{
StyleInterpolation::trace(visitor);
visitor->trace(m_startCSSValue);
visitor->trace(m_endCSSValue);
}
private:
DefaultStyleInterpolation(CSSValue* start, CSSValue* end, CSSPropertyID id)
: StyleInterpolation(InterpolableBool::create(false), InterpolableBool::create(true), id)
, m_startCSSValue(start)
, m_endCSSValue(end)
{
}
RefPtrWillBeMember<CSSValue> m_startCSSValue;
RefPtrWillBeMember<CSSValue> m_endCSSValue;
};
}
#endif