| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef AnimationTimeline_h |
| #define AnimationTimeline_h |
| |
| #include "bindings/core/v8/ScriptWrappable.h" |
| #include "core/CoreExport.h" |
| #include "core/animation/Animation.h" |
| #include "core/animation/EffectModel.h" |
| #include "core/dom/Element.h" |
| #include "platform/Timer.h" |
| #include "platform/animation/CompositorAnimationTimeline.h" |
| #include "platform/heap/Handle.h" |
| #include "wtf/RefPtr.h" |
| #include "wtf/Vector.h" |
| #include <memory> |
| |
| namespace blink { |
| |
| class Document; |
| class AnimationEffect; |
| |
| // AnimationTimeline is constructed and owned by Document, and tied to its lifecycle. |
| class CORE_EXPORT AnimationTimeline final : public GarbageCollectedFinalized<AnimationTimeline>, public ScriptWrappable { |
| DEFINE_WRAPPERTYPEINFO(); |
| USING_PRE_FINALIZER(AnimationTimeline, dispose); |
| public: |
| class PlatformTiming : public GarbageCollectedFinalized<PlatformTiming> { |
| public: |
| // Calls AnimationTimeline's wake() method after duration seconds. |
| virtual void wakeAfter(double duration) = 0; |
| virtual void serviceOnNextFrame() = 0; |
| virtual ~PlatformTiming() { } |
| DEFINE_INLINE_VIRTUAL_TRACE() { } |
| }; |
| |
| static AnimationTimeline* create(Document*, PlatformTiming* = nullptr); |
| ~AnimationTimeline(); |
| void dispose(); |
| |
| void serviceAnimations(TimingUpdateReason); |
| void scheduleNextService(); |
| |
| Animation* play(AnimationEffect*); |
| HeapVector<Member<Animation>> getAnimations(); |
| |
| void animationAttached(Animation&); |
| |
| bool isActive(); |
| bool hasPendingUpdates() const { return !m_animationsNeedingUpdate.isEmpty(); } |
| double zeroTime(); |
| double currentTime(bool& isNull); |
| double currentTime(); |
| double currentTimeInternal(bool& isNull); |
| double currentTimeInternal(); |
| void setCurrentTime(double); |
| void setCurrentTimeInternal(double); |
| double effectiveTime(); |
| void pauseAnimationsForTesting(double); |
| |
| void setAllCompositorPending(bool sourceChanged = false); |
| void setOutdatedAnimation(Animation*); |
| void clearOutdatedAnimation(Animation*); |
| bool hasOutdatedAnimation() const { return m_outdatedAnimationCount > 0; } |
| bool needsAnimationTimingUpdate(); |
| void invalidateKeyframeEffects(); |
| |
| void setPlaybackRate(double); |
| double playbackRate() const; |
| |
| CompositorAnimationTimeline* compositorTimeline() const { return m_compositorTimeline.get(); } |
| |
| Document* document() { return m_document.get(); } |
| void wake(); |
| void resetForTesting(); |
| |
| DECLARE_TRACE(); |
| |
| protected: |
| AnimationTimeline(Document*, PlatformTiming*); |
| |
| private: |
| Member<Document> m_document; |
| double m_zeroTime; |
| bool m_zeroTimeInitialized; |
| unsigned m_outdatedAnimationCount; |
| // Animations which will be updated on the next frame |
| // i.e. current, in effect, or had timing changed |
| HeapHashSet<Member<Animation>> m_animationsNeedingUpdate; |
| HeapHashSet<WeakMember<Animation>> m_animations; |
| |
| double m_playbackRate; |
| |
| friend class SMILTimeContainer; |
| static const double s_minimumDelay; |
| |
| Member<PlatformTiming> m_timing; |
| double m_lastCurrentTimeInternal; |
| |
| std::unique_ptr<CompositorAnimationTimeline> m_compositorTimeline; |
| |
| class AnimationTimelineTiming final : public PlatformTiming { |
| public: |
| AnimationTimelineTiming(AnimationTimeline* timeline) |
| : m_timeline(timeline) |
| , m_timer(this, &AnimationTimelineTiming::timerFired) |
| { |
| ASSERT(m_timeline); |
| } |
| |
| void wakeAfter(double duration) override; |
| void serviceOnNextFrame() override; |
| |
| void timerFired(Timer<AnimationTimelineTiming>*) { m_timeline->wake(); } |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| private: |
| Member<AnimationTimeline> m_timeline; |
| Timer<AnimationTimelineTiming> m_timer; |
| }; |
| |
| friend class AnimationAnimationTimelineTest; |
| }; |
| |
| } // namespace blink |
| |
| #endif |