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| 1 /* | 1 /* |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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| 110 | 110 |
| 111 bool affects(PropertyHandle property) const override | 111 bool affects(PropertyHandle property) const override |
| 112 { | 112 { |
| 113 ensureKeyframeGroups(); | 113 ensureKeyframeGroups(); |
| 114 return m_keyframeGroups->contains(property); | 114 return m_keyframeGroups->contains(property); |
| 115 } | 115 } |
| 116 | 116 |
| 117 bool isTransformRelatedEffect() const override; | 117 bool isTransformRelatedEffect() const override; |
| 118 | 118 |
| 119 protected: | 119 protected: |
| 120 KeyframeEffectModelBase(PassRefPtrWillBeRawPtr<TimingFunction> neutralKeyfra
meEasing) | 120 KeyframeEffectModelBase(PassRefPtr<TimingFunction> neutralKeyframeEasing) |
| 121 : m_neutralKeyframeEasing(neutralKeyframeEasing) | 121 : m_neutralKeyframeEasing(neutralKeyframeEasing) |
| 122 { | 122 { |
| 123 } | 123 } |
| 124 | 124 |
| 125 static KeyframeVector normalizedKeyframes(const KeyframeVector& keyframes); | 125 static KeyframeVector normalizedKeyframes(const KeyframeVector& keyframes); |
| 126 | 126 |
| 127 // Lazily computes the groups of property-specific keyframes. | 127 // Lazily computes the groups of property-specific keyframes. |
| 128 void ensureKeyframeGroups() const; | 128 void ensureKeyframeGroups() const; |
| 129 void ensureInterpolationEffect(Element* = nullptr, const ComputedStyle* base
Style = nullptr) const; | 129 void ensureInterpolationEffect(Element* = nullptr, const ComputedStyle* base
Style = nullptr) const; |
| 130 void snapshotCompositableProperties(Element&, const ComputedStyle* baseStyle
); | 130 void snapshotCompositableProperties(Element&, const ComputedStyle* baseStyle
); |
| 131 | 131 |
| 132 KeyframeVector m_keyframes; | 132 KeyframeVector m_keyframes; |
| 133 // The spec describes filtering the normalized keyframes at sampling time | 133 // The spec describes filtering the normalized keyframes at sampling time |
| 134 // to get the 'property-specific keyframes'. For efficiency, we cache the | 134 // to get the 'property-specific keyframes'. For efficiency, we cache the |
| 135 // property-specific lists. | 135 // property-specific lists. |
| 136 using KeyframeGroupMap = HashMap<PropertyHandle, OwnPtr<PropertySpecificKeyf
rameGroup>>; | 136 using KeyframeGroupMap = HashMap<PropertyHandle, OwnPtr<PropertySpecificKeyf
rameGroup>>; |
| 137 mutable OwnPtr<KeyframeGroupMap> m_keyframeGroups; | 137 mutable OwnPtr<KeyframeGroupMap> m_keyframeGroups; |
| 138 mutable RefPtr<InterpolationEffect> m_interpolationEffect; | 138 mutable RefPtr<InterpolationEffect> m_interpolationEffect; |
| 139 RefPtr<TimingFunction> m_neutralKeyframeEasing; | 139 RefPtr<TimingFunction> m_neutralKeyframeEasing; |
| 140 | 140 |
| 141 mutable bool m_hasSyntheticKeyframes; | 141 mutable bool m_hasSyntheticKeyframes; |
| 142 | 142 |
| 143 friend class KeyframeEffectModelTest; | 143 friend class KeyframeEffectModelTest; |
| 144 }; | 144 }; |
| 145 | 145 |
| 146 template <class Keyframe> | 146 template <class Keyframe> |
| 147 class KeyframeEffectModel final : public KeyframeEffectModelBase { | 147 class KeyframeEffectModel final : public KeyframeEffectModelBase { |
| 148 public: | 148 public: |
| 149 using KeyframeVector = Vector<RefPtr<Keyframe>>; | 149 using KeyframeVector = Vector<RefPtr<Keyframe>>; |
| 150 static KeyframeEffectModel<Keyframe>* create(const KeyframeVector& keyframes
, PassRefPtrWillBeRawPtr<TimingFunction> neutralKeyframeEasing = nullptr) | 150 static KeyframeEffectModel<Keyframe>* create(const KeyframeVector& keyframes
, PassRefPtr<TimingFunction> neutralKeyframeEasing = nullptr) |
| 151 { | 151 { |
| 152 return new KeyframeEffectModel(keyframes, neutralKeyframeEasing); | 152 return new KeyframeEffectModel(keyframes, neutralKeyframeEasing); |
| 153 } | 153 } |
| 154 | 154 |
| 155 private: | 155 private: |
| 156 KeyframeEffectModel(const KeyframeVector& keyframes, PassRefPtrWillBeRawPtr<
TimingFunction> neutralKeyframeEasing) | 156 KeyframeEffectModel(const KeyframeVector& keyframes, PassRefPtr<TimingFuncti
on> neutralKeyframeEasing) |
| 157 : KeyframeEffectModelBase(neutralKeyframeEasing) | 157 : KeyframeEffectModelBase(neutralKeyframeEasing) |
| 158 { | 158 { |
| 159 m_keyframes.appendVector(keyframes); | 159 m_keyframes.appendVector(keyframes); |
| 160 } | 160 } |
| 161 | 161 |
| 162 virtual bool isAnimatableValueKeyframeEffectModel() const { return false; } | 162 virtual bool isAnimatableValueKeyframeEffectModel() const { return false; } |
| 163 virtual bool isStringKeyframeEffectModel() const { return false; } | 163 virtual bool isStringKeyframeEffectModel() const { return false; } |
| 164 }; | 164 }; |
| 165 | 165 |
| 166 using KeyframeVector = KeyframeEffectModelBase::KeyframeVector; | 166 using KeyframeVector = KeyframeEffectModelBase::KeyframeVector; |
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| 200 | 200 |
| 201 template <> | 201 template <> |
| 202 inline bool KeyframeEffectModel<AnimatableValueKeyframe>::isAnimatableValueKeyfr
ameEffectModel() const { return true; } | 202 inline bool KeyframeEffectModel<AnimatableValueKeyframe>::isAnimatableValueKeyfr
ameEffectModel() const { return true; } |
| 203 | 203 |
| 204 template <> | 204 template <> |
| 205 inline bool KeyframeEffectModel<StringKeyframe>::isStringKeyframeEffectModel() c
onst { return true; } | 205 inline bool KeyframeEffectModel<StringKeyframe>::isStringKeyframeEffectModel() c
onst { return true; } |
| 206 | 206 |
| 207 } // namespace blink | 207 } // namespace blink |
| 208 | 208 |
| 209 #endif // KeyframeEffectModel_h | 209 #endif // KeyframeEffectModel_h |
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