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| 1 /* | |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 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. | |
| 29 */ | |
| 30 | |
| 31 #ifndef AnimationTimeline_h | |
| 32 #define AnimationTimeline_h | |
| 33 | |
| 34 #include <memory> | |
| 35 #include "core/CoreExport.h" | |
| 36 #include "core/animation/AnimationEffectReadOnly.h" | |
| 37 #include "core/animation/EffectModel.h" | |
| 38 #include "core/animation/SuperAnimationTimeline.h" | |
| 39 #include "core/dom/Element.h" | |
| 40 #include "core/dom/TaskRunnerHelper.h" | |
| 41 #include "platform/Timer.h" | |
| 42 #include "platform/animation/CompositorAnimationTimeline.h" | |
| 43 #include "platform/bindings/ScriptWrappable.h" | |
| 44 #include "platform/heap/Handle.h" | |
| 45 #include "platform/wtf/RefPtr.h" | |
| 46 #include "platform/wtf/Vector.h" | |
| 47 | |
| 48 namespace blink { | |
| 49 | |
| 50 class Animation; | |
| 51 class AnimationEffectReadOnly; | |
| 52 class Document; | |
| 53 | |
| 54 // AnimationTimeline is constructed and owned by Document, and tied to its | |
| 55 // lifecycle. | |
| 56 class CORE_EXPORT AnimationTimeline : public SuperAnimationTimeline { | |
| 57 DEFINE_WRAPPERTYPEINFO(); | |
| 58 | |
| 59 public: | |
| 60 class PlatformTiming : public GarbageCollectedFinalized<PlatformTiming> { | |
| 61 public: | |
| 62 // Calls AnimationTimeline's wake() method after duration seconds. | |
| 63 virtual void WakeAfter(double duration) = 0; | |
| 64 virtual void ServiceOnNextFrame() = 0; | |
| 65 virtual ~PlatformTiming() {} | |
| 66 DEFINE_INLINE_VIRTUAL_TRACE() {} | |
| 67 }; | |
| 68 | |
| 69 static AnimationTimeline* Create(Document*, PlatformTiming* = nullptr); | |
| 70 | |
| 71 virtual ~AnimationTimeline() {} | |
| 72 | |
| 73 bool IsAnimationTimeline() const final { return true; } | |
| 74 | |
| 75 void ServiceAnimations(TimingUpdateReason); | |
| 76 void ScheduleNextService(); | |
| 77 | |
| 78 Animation* Play(AnimationEffectReadOnly*); | |
| 79 HeapVector<Member<Animation>> getAnimations(); | |
| 80 | |
| 81 void AnimationAttached(Animation&); | |
| 82 | |
| 83 bool IsActive(); | |
| 84 bool HasPendingUpdates() const { | |
| 85 return !animations_needing_update_.IsEmpty(); | |
| 86 } | |
| 87 double ZeroTime(); | |
| 88 double currentTime(bool& is_null) override; | |
| 89 double currentTime(); | |
| 90 double CurrentTimeInternal(bool& is_null); | |
| 91 double CurrentTimeInternal(); | |
| 92 double EffectiveTime(); | |
| 93 void PauseAnimationsForTesting(double); | |
| 94 | |
| 95 void SetAllCompositorPending(bool source_changed = false); | |
| 96 void SetOutdatedAnimation(Animation*); | |
| 97 void ClearOutdatedAnimation(Animation*); | |
| 98 bool HasOutdatedAnimation() const { return outdated_animation_count_ > 0; } | |
| 99 bool NeedsAnimationTimingUpdate(); | |
| 100 void InvalidateKeyframeEffects(const TreeScope&); | |
| 101 | |
| 102 void SetPlaybackRate(double); | |
| 103 double PlaybackRate() const; | |
| 104 | |
| 105 CompositorAnimationTimeline* CompositorTimeline() const { | |
| 106 return compositor_timeline_.get(); | |
| 107 } | |
| 108 | |
| 109 Document* GetDocument() { return document_.Get(); } | |
| 110 void Wake(); | |
| 111 void ResetForTesting(); | |
| 112 | |
| 113 DECLARE_VIRTUAL_TRACE(); | |
| 114 | |
| 115 protected: | |
| 116 AnimationTimeline(Document*, PlatformTiming*); | |
| 117 | |
| 118 private: | |
| 119 Member<Document> document_; | |
| 120 double zero_time_; | |
| 121 bool zero_time_initialized_; | |
| 122 unsigned outdated_animation_count_; | |
| 123 // Animations which will be updated on the next frame | |
| 124 // i.e. current, in effect, or had timing changed | |
| 125 HeapHashSet<Member<Animation>> animations_needing_update_; | |
| 126 HeapHashSet<WeakMember<Animation>> animations_; | |
| 127 | |
| 128 double playback_rate_; | |
| 129 | |
| 130 friend class SMILTimeContainer; | |
| 131 static const double kMinimumDelay; | |
| 132 | |
| 133 Member<PlatformTiming> timing_; | |
| 134 double last_current_time_internal_; | |
| 135 | |
| 136 std::unique_ptr<CompositorAnimationTimeline> compositor_timeline_; | |
| 137 | |
| 138 class AnimationTimelineTiming final : public PlatformTiming { | |
| 139 public: | |
| 140 AnimationTimelineTiming(AnimationTimeline* timeline) | |
| 141 : timeline_(timeline), | |
| 142 timer_(TaskRunnerHelper::Get(TaskType::kUnspecedTimer, | |
| 143 timeline->GetDocument()), | |
| 144 this, | |
| 145 &AnimationTimelineTiming::TimerFired) { | |
| 146 DCHECK(timeline_); | |
| 147 } | |
| 148 | |
| 149 void WakeAfter(double duration) override; | |
| 150 void ServiceOnNextFrame() override; | |
| 151 | |
| 152 void TimerFired(TimerBase*) { timeline_->Wake(); } | |
| 153 | |
| 154 DECLARE_VIRTUAL_TRACE(); | |
| 155 | |
| 156 private: | |
| 157 Member<AnimationTimeline> timeline_; | |
| 158 TaskRunnerTimer<AnimationTimelineTiming> timer_; | |
| 159 }; | |
| 160 | |
| 161 friend class AnimationAnimationTimelineTest; | |
| 162 }; | |
| 163 | |
| 164 DEFINE_TYPE_CASTS(AnimationTimeline, | |
| 165 SuperAnimationTimeline, | |
| 166 timeline, | |
| 167 timeline->IsAnimationTimeline(), | |
| 168 timeline.IsAnimationTimeline()); | |
| 169 | |
| 170 } // namespace blink | |
| 171 | |
| 172 #endif | |
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Chromium Code Reviews
Issue 2948193002:
Merge AnimationTimeline and DocumentTimeline (Closed)
