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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 |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 */ | 29 */ |
| 30 | 30 |
| 31 #ifndef AnimationEffect_h | 31 #ifndef AnimationEffectReadOnly_h |
| 32 #define AnimationEffect_h | 32 #define AnimationEffectReadOnly_h |
| 33 | 33 |
| 34 #include "bindings/core/v8/ScriptWrappable.h" | 34 #include "bindings/core/v8/ScriptWrappable.h" |
| 35 #include "core/CoreExport.h" | 35 #include "core/CoreExport.h" |
| 36 #include "core/animation/Timing.h" | 36 #include "core/animation/Timing.h" |
| 37 #include "platform/heap/Handle.h" | 37 #include "platform/heap/Handle.h" |
| 38 | 38 |
| 39 namespace blink { | 39 namespace blink { |
| 40 | 40 |
| 41 class Animation; | 41 class Animation; |
| 42 class AnimationEffect; | 42 class AnimationEffectReadOnly; |
| 43 class AnimationEffectTiming; | 43 class AnimationEffectTiming; |
| 44 class ComputedTimingProperties; | 44 class ComputedTimingProperties; |
| 45 | 45 |
| 46 enum TimingUpdateReason { | 46 enum TimingUpdateReason { |
| 47 TimingUpdateOnDemand, | 47 TimingUpdateOnDemand, |
| 48 TimingUpdateForAnimationFrame | 48 TimingUpdateForAnimationFrame |
| 49 }; | 49 }; |
| 50 | 50 |
| 51 static inline bool isNull(double value) | 51 static inline bool isNull(double value) |
| 52 { | 52 { |
| 53 return std::isnan(value); | 53 return std::isnan(value); |
| 54 } | 54 } |
| 55 | 55 |
| 56 static inline double nullValue() | 56 static inline double nullValue() |
| 57 { | 57 { |
| 58 return std::numeric_limits<double>::quiet_NaN(); | 58 return std::numeric_limits<double>::quiet_NaN(); |
| 59 } | 59 } |
| 60 | 60 |
| 61 // Represents the content of an Animation and its fractional timing state. | 61 // Represents the content of an Animation and its fractional timing state. |
| 62 // http://w3c.github.io/web-animations/#animation-effect | 62 // http://w3c.github.io/web-animations/#animation-effect |
| 63 class CORE_EXPORT AnimationEffect : public GarbageCollectedFinalized<AnimationEf
fect>, public ScriptWrappable { | 63 class CORE_EXPORT AnimationEffectReadOnly : public GarbageCollectedFinalized<Ani
mationEffectReadOnly>, public ScriptWrappable { |
| 64 DEFINE_WRAPPERTYPEINFO(); | 64 DEFINE_WRAPPERTYPEINFO(); |
| 65 friend class Animation; // Calls attach/detach, updateInheritedTime. | 65 friend class Animation; // Calls attach/detach, updateInheritedTime. |
| 66 public: | 66 public: |
| 67 // Note that logic in CSSAnimations depends on the order of these values. | 67 // Note that logic in CSSAnimations depends on the order of these values. |
| 68 enum Phase { | 68 enum Phase { |
| 69 PhaseBefore, | 69 PhaseBefore, |
| 70 PhaseActive, | 70 PhaseActive, |
| 71 PhaseAfter, | 71 PhaseAfter, |
| 72 PhaseNone, | 72 PhaseNone, |
| 73 }; | 73 }; |
| 74 | 74 |
| 75 class EventDelegate : public GarbageCollectedFinalized<EventDelegate> { | 75 class EventDelegate : public GarbageCollectedFinalized<EventDelegate> { |
| 76 public: | 76 public: |
| 77 virtual ~EventDelegate() { } | 77 virtual ~EventDelegate() { } |
| 78 virtual bool requiresIterationEvents(const AnimationEffect&) = 0; | 78 virtual bool requiresIterationEvents(const AnimationEffectReadOnly&) = 0
; |
| 79 virtual void onEventCondition(const AnimationEffect&) = 0; | 79 virtual void onEventCondition(const AnimationEffectReadOnly&) = 0; |
| 80 DEFINE_INLINE_VIRTUAL_TRACE() { } | 80 DEFINE_INLINE_VIRTUAL_TRACE() { } |
| 81 }; | 81 }; |
| 82 | 82 |
| 83 virtual ~AnimationEffect() { } | 83 virtual ~AnimationEffectReadOnly() { } |
| 84 | 84 |
| 85 virtual bool isKeyframeEffect() const { return false; } | 85 virtual bool isKeyframeEffect() const { return false; } |
| 86 virtual bool isInertEffect() const { return false; } | 86 virtual bool isInertEffect() const { return false; } |
| 87 | 87 |
| 88 Phase getPhase() const { return ensureCalculated().phase; } | 88 Phase getPhase() const { return ensureCalculated().phase; } |
| 89 bool isCurrent() const { return ensureCalculated().isCurrent; } | 89 bool isCurrent() const { return ensureCalculated().isCurrent; } |
| 90 bool isInEffect() const { return ensureCalculated().isInEffect; } | 90 bool isInEffect() const { return ensureCalculated().isInEffect; } |
| 91 bool isInPlay() const { return ensureCalculated().isInPlay; } | 91 bool isInPlay() const { return ensureCalculated().isInPlay; } |
| 92 double currentIteration() const { return ensureCalculated().currentIteration
; } | 92 double currentIteration() const { return ensureCalculated().currentIteration
; } |
| 93 double progress() const { return ensureCalculated().progress; } | 93 double progress() const { return ensureCalculated().progress; } |
| 94 double timeToForwardsEffectChange() const { return ensureCalculated().timeTo
ForwardsEffectChange; } | 94 double timeToForwardsEffectChange() const { return ensureCalculated().timeTo
ForwardsEffectChange; } |
| 95 double timeToReverseEffectChange() const { return ensureCalculated().timeToR
everseEffectChange; } | 95 double timeToReverseEffectChange() const { return ensureCalculated().timeToR
everseEffectChange; } |
| 96 | 96 |
| 97 double iterationDuration() const; | 97 double iterationDuration() const; |
| 98 double activeDurationInternal() const; | 98 double activeDurationInternal() const; |
| 99 double endTimeInternal() const { return specifiedTiming().startDelay + activ
eDurationInternal() + specifiedTiming().endDelay; } | 99 double endTimeInternal() const { return specifiedTiming().startDelay + activ
eDurationInternal() + specifiedTiming().endDelay; } |
| 100 | 100 |
| 101 const Animation* animation() const { return m_animation; } | 101 const Animation* animation() const { return m_animation; } |
| 102 Animation* animation() { return m_animation; } | 102 Animation* animation() { return m_animation; } |
| 103 const Timing& specifiedTiming() const { return m_timing; } | 103 const Timing& specifiedTiming() const { return m_timing; } |
| 104 AnimationEffectTiming* timing(); | 104 AnimationEffectTiming* timing(); |
| 105 void updateSpecifiedTiming(const Timing&); | 105 void updateSpecifiedTiming(const Timing&); |
| 106 | 106 |
| 107 void getComputedTiming(ComputedTimingProperties&); | 107 void getComputedTiming(ComputedTimingProperties&); |
| 108 ComputedTimingProperties getComputedTiming(); | 108 ComputedTimingProperties getComputedTiming(); |
| 109 | 109 |
| 110 DECLARE_VIRTUAL_TRACE(); | 110 DECLARE_VIRTUAL_TRACE(); |
| 111 | 111 |
| 112 protected: | 112 protected: |
| 113 explicit AnimationEffect(const Timing&, EventDelegate* = nullptr); | 113 explicit AnimationEffectReadOnly(const Timing&, EventDelegate* = nullptr); |
| 114 | 114 |
| 115 // When AnimationEffect receives a new inherited time via updateInheritedTim
e | 115 // When AnimationEffectReadOnly receives a new inherited time via updateInhe
ritedTime |
| 116 // it will (if necessary) recalculate timings and (if necessary) call | 116 // it will (if necessary) recalculate timings and (if necessary) call |
| 117 // updateChildrenAndEffects. | 117 // updateChildrenAndEffects. |
| 118 void updateInheritedTime(double inheritedTime, TimingUpdateReason) const; | 118 void updateInheritedTime(double inheritedTime, TimingUpdateReason) const; |
| 119 void invalidate() const { m_needsUpdate = true; } | 119 void invalidate() const { m_needsUpdate = true; } |
| 120 bool requiresIterationEvents() const { return m_eventDelegate && m_eventDele
gate->requiresIterationEvents(*this); } | 120 bool requiresIterationEvents() const { return m_eventDelegate && m_eventDele
gate->requiresIterationEvents(*this); } |
| 121 void clearEventDelegate() { m_eventDelegate = nullptr; } | 121 void clearEventDelegate() { m_eventDelegate = nullptr; } |
| 122 | 122 |
| 123 virtual void attach(Animation* animation) | 123 virtual void attach(Animation* animation) |
| 124 { | 124 { |
| 125 m_animation = animation; | 125 m_animation = animation; |
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| 156 } m_calculated; | 156 } m_calculated; |
| 157 mutable bool m_needsUpdate; | 157 mutable bool m_needsUpdate; |
| 158 mutable double m_lastUpdateTime; | 158 mutable double m_lastUpdateTime; |
| 159 String m_name; | 159 String m_name; |
| 160 | 160 |
| 161 const CalculatedTiming& ensureCalculated() const; | 161 const CalculatedTiming& ensureCalculated() const; |
| 162 }; | 162 }; |
| 163 | 163 |
| 164 } // namespace blink | 164 } // namespace blink |
| 165 | 165 |
| 166 #endif // AnimationEffect_h | 166 #endif // AnimationEffectReadOnly_h |
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