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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 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 new InvalidatableStyleInterpolation(InterpolationTypes, startKeyf
rame, 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() | 33 DEFINE_INLINE_VIRTUAL_TRACE() |
| 34 { | 34 { |
| 35 visitor->trace(m_startKeyframe); | 35 visitor->trace(m_startKeyframe); |
| 36 visitor->trace(m_endKeyframe); | 36 visitor->trace(m_endKeyframe); |
| 37 visitor->trace(m_cachedConversion); | 37 visitor->trace(m_cachedConversion); |
| 38 visitor->trace(m_conversionCheckers); | 38 visitor->trace(m_conversionCheckers); |
| 39 visitor->trace(m_cachedValue); | 39 visitor->trace(m_cachedValue); |
| 40 StyleInterpolation::trace(visitor); | 40 StyleInterpolation::trace(visitor); |
| 41 } | 41 } |
| 42 | 42 |
| 43 private: | 43 private: |
| 44 InvalidatableStyleInterpolation( | 44 InvalidatableStyleInterpolation( |
| 45 const Vector<const InterpolationType*>& InterpolationTypes, | 45 const Vector<const InterpolationType*>& InterpolationTypes, |
| 46 const CSSPropertySpecificKeyframe& startKeyframe, | 46 const CSSPropertySpecificKeyframe& startKeyframe, |
| 47 const CSSPropertySpecificKeyframe& endKeyframe); | 47 const CSSPropertySpecificKeyframe& endKeyframe); |
| 48 | 48 |
| 49 PassOwnPtrWillBeRawPtr<InterpolationValue> maybeConvertUnderlyingValue(const
StyleResolverState&) const; | 49 InterpolationValue* maybeConvertUnderlyingValue(const StyleResolverState&) c
onst; |
| 50 void ensureValidInterpolation(const StyleResolverState&, const Interpolation
Value* underlyingValue) const; | 50 void ensureValidInterpolation(const StyleResolverState&, const Interpolation
Value* underlyingValue) const; |
| 51 bool dependsOnUnderlyingValue() const; | 51 bool dependsOnUnderlyingValue() const; |
| 52 bool isCacheValid(const StyleResolverState&, const InterpolationValue* under
lyingValue) const; | 52 bool isCacheValid(const StyleResolverState&, const InterpolationValue* under
lyingValue) const; |
| 53 bool isNeutralKeyframeActive() const; | 53 bool isNeutralKeyframeActive() const; |
| 54 bool maybeCachePairwiseConversion(const StyleResolverState*, const Interpola
tionValue* underlyingValue) const; | 54 bool maybeCachePairwiseConversion(const StyleResolverState*, const Interpola
tionValue* underlyingValue) const; |
| 55 PassOwnPtrWillBeRawPtr<InterpolationValue> convertSingleKeyframe(const CSSPr
opertySpecificKeyframe&, const StyleResolverState&, const InterpolationValue* un
derlyingValue) const; | 55 InterpolationValue* convertSingleKeyframe(const CSSPropertySpecificKeyframe&
, const StyleResolverState&, const InterpolationValue* underlyingValue) const; |
| 56 void setFlagIfInheritUsed(StyleResolverState&) const; | 56 void setFlagIfInheritUsed(StyleResolverState&) const; |
| 57 | 57 |
| 58 const Vector<const InterpolationType*>& m_interpolationTypes; | 58 const Vector<const InterpolationType*>& m_interpolationTypes; |
| 59 RawPtrWillBeMember<const CSSPropertySpecificKeyframe> m_startKeyframe; | 59 Member<const CSSPropertySpecificKeyframe> m_startKeyframe; |
| 60 RawPtrWillBeMember<const CSSPropertySpecificKeyframe> m_endKeyframe; | 60 Member<const CSSPropertySpecificKeyframe> m_endKeyframe; |
| 61 double m_currentFraction; | 61 double m_currentFraction; |
| 62 mutable OwnPtrWillBeMember<PrimitiveInterpolation> m_cachedConversion; | 62 mutable Member<PrimitiveInterpolation> m_cachedConversion; |
| 63 mutable InterpolationType::ConversionCheckers m_conversionCheckers; | 63 mutable InterpolationType::ConversionCheckers m_conversionCheckers; |
| 64 mutable OwnPtrWillBeMember<InterpolationValue> m_cachedValue; | 64 mutable Member<InterpolationValue> m_cachedValue; |
| 65 }; | 65 }; |
| 66 | 66 |
| 67 DEFINE_TYPE_CASTS(InvalidatableStyleInterpolation, Interpolation, value, value->
isInvalidatableStyleInterpolation(), value.isInvalidatableStyleInterpolation()); | 67 DEFINE_TYPE_CASTS(InvalidatableStyleInterpolation, Interpolation, value, value->
isInvalidatableStyleInterpolation(), value.isInvalidatableStyleInterpolation()); |
| 68 | 68 |
| 69 } // namespace blink | 69 } // namespace blink |
| 70 | 70 |
| 71 #endif // InvalidatableStyleInterpolation_h | 71 #endif // InvalidatableStyleInterpolation_h |
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