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31 #ifndef AnimatableUnknown_h
32 #define AnimatableUnknown_h
34 #include "core/CSSValueKeywords.h"
35 #include "core/animation/animatable/AnimatableValue.h"
36 #include "core/css/CSSValuePool.h"
40 class AnimatableUnknown final : public AnimatableValue {
42 virtual ~AnimatableUnknown() { }
44 static PassRefPtrWillBeRawPtr<AnimatableUnknown> create(PassRefPtrWillBeRawPtr<CSSValue> value)
46 return adoptRefWillBeNoop(new AnimatableUnknown(value));
48 static PassRefPtrWillBeRawPtr<AnimatableUnknown> create(CSSValueID value)
50 return adoptRefWillBeNoop(new AnimatableUnknown(cssValuePool().createIdentifierValue(value)));
53 PassRefPtrWillBeRawPtr<CSSValue> toCSSValue() const { return m_value; }
54 CSSValueID toCSSValueID() const { return toCSSPrimitiveValue(m_value.get())->getValueID(); }
56 virtual void trace(Visitor* visitor) override
58 visitor->trace(m_value);
59 AnimatableValue::trace(visitor);
63 virtual PassRefPtrWillBeRawPtr<AnimatableValue> interpolateTo(const AnimatableValue* value, double fraction) const override
65 return defaultInterpolateTo(this, value, fraction);
68 virtual bool usesDefaultInterpolationWith(const AnimatableValue*) const override { return true; }
71 explicit AnimatableUnknown(PassRefPtrWillBeRawPtr<CSSValue> value)
76 virtual AnimatableType type() const override { return TypeUnknown; }
77 virtual bool equalTo(const AnimatableValue*) const override;
79 const RefPtrWillBeMember<CSSValue> m_value;
82 DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableUnknown, isUnknown());
84 inline bool AnimatableUnknown::equalTo(const AnimatableValue* value) const
86 const AnimatableUnknown* unknown = toAnimatableUnknown(value);
87 return m_value == unknown->m_value || m_value->equals(*unknown->m_value);
92 #endif // AnimatableUnknown_h