1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef DefaultStyleInterpolation_h
6 #define DefaultStyleInterpolation_h
8 #include "core/animation/interpolation/StyleInterpolation.h"
9 #include "core/css/resolver/StyleBuilder.h"
13 class DefaultStyleInterpolation : public StyleInterpolation {
15 static PassRefPtrWillBeRawPtr<DefaultStyleInterpolation> create(CSSValue* start, CSSValue* end, CSSPropertyID id)
17 return adoptRefWillBeNoop(new DefaultStyleInterpolation(start, end, id));
20 virtual void apply(StyleResolverState& state) const
22 StyleBuilder::applyProperty(m_id, state, toInterpolableBool(m_cachedValue.get())->value() ? m_endCSSValue.get() : m_startCSSValue.get());
25 virtual void trace(Visitor* visitor) OVERRIDE
27 StyleInterpolation::trace(visitor);
28 visitor->trace(m_startCSSValue);
29 visitor->trace(m_endCSSValue);
33 DefaultStyleInterpolation(CSSValue* start, CSSValue* end, CSSPropertyID id)
34 : StyleInterpolation(InterpolableBool::create(false), InterpolableBool::create(true), id)
35 , m_startCSSValue(start)
40 RefPtrWillBeMember<CSSValue> m_startCSSValue;
41 RefPtrWillBeMember<CSSValue> m_endCSSValue;