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/*
* Copyright (C) 2018 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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.
*/
#pragma once
#include "AnimationEffect.h"
#include "AnimationEffectPhase.h"
#include "RenderStyleConstants.h"
#include "Styleable.h"
#include "WebAnimation.h"
#include <wtf/Ref.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class Animation;
class DeclarativeAnimationEvent;
class Element;
class RenderStyle;
class DeclarativeAnimation : public WebAnimation {
WTF_MAKE_ISO_ALLOCATED(DeclarativeAnimation);
public:
~DeclarativeAnimation();
bool isDeclarativeAnimation() const final { return true; }
const std::optional<const Styleable> owningElement() const;
const Animation& backingAnimation() const { return m_backingAnimation; }
void setBackingAnimation(const Animation&);
void cancelFromStyle();
std::optional<double> bindingsStartTime() const final;
std::optional<double> bindingsCurrentTime() const final;
WebAnimation::PlayState bindingsPlayState() const final;
WebAnimation::ReplaceState bindingsReplaceState() const final;
bool bindingsPending() const final;
WebAnimation::ReadyPromise& bindingsReady() final;
WebAnimation::FinishedPromise& bindingsFinished() final;
ExceptionOr<void> bindingsPlay() override;
ExceptionOr<void> bindingsPause() override;
void setTimeline(RefPtr<AnimationTimeline>&&) final;
void cancel() final;
void tick() override;
bool canHaveGlobalPosition() final;
void flushPendingStyleChanges() const;
protected:
DeclarativeAnimation(const Styleable&, const Animation&);
void initialize(const RenderStyle* oldStyle, const RenderStyle& newStyle, const Style::ResolutionContext&);
virtual void syncPropertiesWithBackingAnimation();
virtual Ref<DeclarativeAnimationEvent> createEvent(const AtomString& eventType, std::optional<Seconds> scheduledTime, double elapsedTime, PseudoId) = 0;
enum class ShouldFireEvents : uint8_t { No, YesForCSSAnimation, YesForCSSTransition };
ShouldFireEvents shouldFireDOMEvents() const;
void invalidateDOMEvents(ShouldFireEvents, Seconds elapsedTime = 0_s);
private:
void disassociateFromOwningElement();
AnimationEffectPhase phaseWithoutEffect() const;
void enqueueDOMEvent(const AtomString&, Seconds elapsedTime, Seconds scheduledEffectTime);
Seconds effectTimeAtStart() const;
Seconds effectTimeAtIteration(double) const;
Seconds effectTimeAtEnd() const;
bool m_wasPending { false };
AnimationEffectPhase m_previousPhase { AnimationEffectPhase::Idle };
WeakPtr<Element, WeakPtrImplWithEventTargetData> m_owningElement;
PseudoId m_owningPseudoId;
Ref<Animation> m_backingAnimation;
double m_previousIteration;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_WEB_ANIMATION(DeclarativeAnimation, isDeclarativeAnimation())
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