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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef InvalidatableStyleInterpolation_h | 5 #ifndef InvalidatableStyleInterpolation_h |
6 #define InvalidatableStyleInterpolation_h | 6 #define InvalidatableStyleInterpolation_h |
7 | 7 |
8 #include "core/animation/InterpolationType.h" | 8 #include "core/animation/InterpolationType.h" |
9 #include "core/animation/InterpolationValue.h" | 9 #include "core/animation/InterpolationValue.h" |
10 #include "core/animation/PrimitiveInterpolation.h" | 10 #include "core/animation/PrimitiveInterpolation.h" |
11 #include "core/animation/StyleInterpolation.h" | 11 #include "core/animation/StyleInterpolation.h" |
12 | 12 |
13 namespace blink { | 13 namespace blink { |
14 | 14 |
15 // TODO(alancutter): This class will replace *StyleInterpolation, SVGInterpolati
on, Interpolation. | 15 // TODO(alancutter): This class will replace *StyleInterpolation, SVGInterpolati
on, Interpolation. |
16 // For now it needs to distinguish itself during the refactor and temporarily ha
s an ugly name. | 16 // For now it needs to distinguish itself during the refactor and temporarily ha
s an ugly name. |
17 // TODO(alancutter): Make this class generic for any animation environment so it
can be reused for SVG animations. | 17 // TODO(alancutter): Make this class generic for any animation environment so it
can be reused for SVG animations. |
18 class CORE_EXPORT InvalidatableStyleInterpolation : public StyleInterpolation { | 18 class CORE_EXPORT InvalidatableStyleInterpolation : public StyleInterpolation { |
19 public: | 19 public: |
20 static PassRefPtrWillBeRawPtr<InvalidatableStyleInterpolation> create( | 20 static PassRefPtr<InvalidatableStyleInterpolation> create( |
21 const Vector<const InterpolationType*>& InterpolationTypes, | 21 const Vector<const InterpolationType*>& InterpolationTypes, |
22 const CSSPropertySpecificKeyframe& startKeyframe, | 22 const CSSPropertySpecificKeyframe& startKeyframe, |
23 const CSSPropertySpecificKeyframe& endKeyframe) | 23 const CSSPropertySpecificKeyframe& endKeyframe) |
24 { | 24 { |
25 return adoptRefWillBeNoop(new InvalidatableStyleInterpolation(Interpolat
ionTypes, startKeyframe, endKeyframe)); | 25 return adoptRef(new InvalidatableStyleInterpolation(InterpolationTypes,
startKeyframe, endKeyframe)); |
26 } | 26 } |
27 | 27 |
28 virtual void interpolate(int iteration, double fraction); | 28 virtual void interpolate(int iteration, double fraction); |
29 virtual void apply(StyleResolverState&) const; | 29 virtual void apply(StyleResolverState&) const; |
30 | 30 |
31 virtual bool isInvalidatableStyleInterpolation() const { return true; } | 31 virtual bool isInvalidatableStyleInterpolation() const { return true; } |
32 | 32 |
33 DEFINE_INLINE_VIRTUAL_TRACE() | |
34 { | |
35 visitor->trace(m_startKeyframe); | |
36 visitor->trace(m_endKeyframe); | |
37 visitor->trace(m_cachedConversion); | |
38 visitor->trace(m_conversionCheckers); | |
39 visitor->trace(m_cachedValue); | |
40 StyleInterpolation::trace(visitor); | |
41 } | |
42 | |
43 private: | 33 private: |
44 InvalidatableStyleInterpolation( | 34 InvalidatableStyleInterpolation( |
45 const Vector<const InterpolationType*>& InterpolationTypes, | 35 const Vector<const InterpolationType*>& InterpolationTypes, |
46 const CSSPropertySpecificKeyframe& startKeyframe, | 36 const CSSPropertySpecificKeyframe& startKeyframe, |
47 const CSSPropertySpecificKeyframe& endKeyframe); | 37 const CSSPropertySpecificKeyframe& endKeyframe); |
48 | 38 |
49 PassOwnPtrWillBeRawPtr<InterpolationValue> maybeConvertUnderlyingValue(const
StyleResolverState&) const; | 39 PassOwnPtr<InterpolationValue> maybeConvertUnderlyingValue(const StyleResolv
erState&) const; |
50 void ensureValidInterpolation(const StyleResolverState&, const Interpolation
Value* underlyingValue) const; | 40 void ensureValidInterpolation(const StyleResolverState&, const Interpolation
Value* underlyingValue) const; |
51 bool dependsOnUnderlyingValue() const; | 41 bool dependsOnUnderlyingValue() const; |
52 bool isCacheValid(const StyleResolverState&, const InterpolationValue* under
lyingValue) const; | 42 bool isCacheValid(const StyleResolverState&, const InterpolationValue* under
lyingValue) const; |
53 bool isNeutralKeyframeActive() const; | 43 bool isNeutralKeyframeActive() const; |
54 bool maybeCachePairwiseConversion(const StyleResolverState*, const Interpola
tionValue* underlyingValue) const; | 44 bool maybeCachePairwiseConversion(const StyleResolverState*, const Interpola
tionValue* underlyingValue) const; |
55 PassOwnPtrWillBeRawPtr<InterpolationValue> convertSingleKeyframe(const CSSPr
opertySpecificKeyframe&, const StyleResolverState&, const InterpolationValue* un
derlyingValue) const; | 45 PassOwnPtr<InterpolationValue> convertSingleKeyframe(const CSSPropertySpecif
icKeyframe&, const StyleResolverState&, const InterpolationValue* underlyingValu
e) const; |
56 void setFlagIfInheritUsed(StyleResolverState&) const; | 46 void setFlagIfInheritUsed(StyleResolverState&) const; |
57 | 47 |
58 const Vector<const InterpolationType*>& m_interpolationTypes; | 48 const Vector<const InterpolationType*>& m_interpolationTypes; |
59 RawPtrWillBeMember<const CSSPropertySpecificKeyframe> m_startKeyframe; | 49 const CSSPropertySpecificKeyframe* m_startKeyframe; |
60 RawPtrWillBeMember<const CSSPropertySpecificKeyframe> m_endKeyframe; | 50 const CSSPropertySpecificKeyframe* m_endKeyframe; |
61 double m_currentFraction; | 51 double m_currentFraction; |
62 mutable OwnPtrWillBeMember<PrimitiveInterpolation> m_cachedConversion; | 52 mutable OwnPtr<PrimitiveInterpolation> m_cachedConversion; |
63 mutable InterpolationType::ConversionCheckers m_conversionCheckers; | 53 mutable InterpolationType::ConversionCheckers m_conversionCheckers; |
64 mutable OwnPtrWillBeMember<InterpolationValue> m_cachedValue; | 54 mutable OwnPtr<InterpolationValue> m_cachedValue; |
65 }; | 55 }; |
66 | 56 |
67 DEFINE_TYPE_CASTS(InvalidatableStyleInterpolation, Interpolation, value, value->
isInvalidatableStyleInterpolation(), value.isInvalidatableStyleInterpolation()); | 57 DEFINE_TYPE_CASTS(InvalidatableStyleInterpolation, Interpolation, value, value->
isInvalidatableStyleInterpolation(), value.isInvalidatableStyleInterpolation()); |
68 | 58 |
69 } // namespace blink | 59 } // namespace blink |
70 | 60 |
71 #endif // InvalidatableStyleInterpolation_h | 61 #endif // InvalidatableStyleInterpolation_h |
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