DocumentTimeline.h [plain text]
#pragma once
#include "AnimationTimeline.h"
#include "DocumentTimelineOptions.h"
#include "GenericTaskQueue.h"
#include "Timer.h"
#include <wtf/Ref.h>
namespace WebCore {
class AnimationPlaybackEvent;
class RenderElement;
class DocumentTimeline final : public AnimationTimeline
{
public:
static Ref<DocumentTimeline> create(Document&);
static Ref<DocumentTimeline> create(Document&, DocumentTimelineOptions&&);
~DocumentTimeline();
Document* document() const { return m_document.get(); }
std::optional<Seconds> currentTime() override;
void pause() override;
void timingModelDidChange() override;
bool computeExtentOfAnimation(RenderElement&, LayoutRect&) const;
std::unique_ptr<RenderStyle> animatedStyleForRenderer(RenderElement& renderer);
bool isRunningAnimationOnRenderer(RenderElement&, CSSPropertyID) const;
bool isRunningAcceleratedAnimationOnRenderer(RenderElement&, CSSPropertyID) const;
void animationAcceleratedRunningStateDidChange(WebAnimation&);
void applyPendingAcceleratedAnimations();
bool runningAnimationsForElementAreAllAccelerated(Element&);
void detachFromDocument();
void enqueueAnimationPlaybackEvent(AnimationPlaybackEvent&);
#if USE(REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR)
void documentAnimationSchedulerDidFire();
#endif
void updateThrottlingState();
WEBCORE_EXPORT Seconds animationInterval() const;
WEBCORE_EXPORT void suspendAnimations();
WEBCORE_EXPORT void resumeAnimations();
WEBCORE_EXPORT bool animationsAreSuspended();
WEBCORE_EXPORT unsigned numberOfActiveAnimationsForTesting() const;
private:
DocumentTimeline(Document&, Seconds);
void scheduleInvalidationTaskIfNeeded();
void performInvalidationTask();
void updateAnimationSchedule();
void animationScheduleTimerFired();
void scheduleAnimationResolution();
void updateAnimations();
void performEventDispatchTask();
void maybeClearCachedCurrentTime();
RefPtr<Document> m_document;
Seconds m_originTime;
bool m_paused { false };
bool m_isSuspended { false };
bool m_waitingOnVMIdle { false };
std::optional<Seconds> m_cachedCurrentTime;
GenericTaskQueue<Timer> m_invalidationTaskQueue;
GenericTaskQueue<Timer> m_eventDispatchTaskQueue;
bool m_needsUpdateAnimationSchedule { false };
Timer m_animationScheduleTimer;
HashSet<RefPtr<WebAnimation>> m_acceleratedAnimationsPendingRunningStateChange;
Vector<Ref<AnimationPlaybackEvent>> m_pendingAnimationEvents;
#if !USE(REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR)
void animationResolutionTimerFired();
Timer m_animationResolutionTimer;
#endif
};
}
SPECIALIZE_TYPE_TRAITS_ANIMATION_TIMELINE(DocumentTimeline, isDocumentTimeline())