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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 "CSSPropertyBlendingClient.h"
#include "CompositeOperation.h"
#include "CompositeOperationOrAuto.h"
#include "EffectTiming.h"
#include "Element.h"
#include "IterationCompositeOperation.h"
#include "KeyframeEffectOptions.h"
#include "KeyframeList.h"
#include "RenderStyle.h"
#include "StyleProperties.h"
#include "Styleable.h"
#include "WebAnimationTypes.h"
#include <wtf/Ref.h>
namespace WebCore {
class Element;
class FilterOperations;
class KeyframeEffect : public AnimationEffect
, public CSSPropertyBlendingClient {
public:
static ExceptionOr<Ref<KeyframeEffect>> create(JSC::JSGlobalObject&, Element*, JSC::Strong<JSC::JSObject>&&, std::optional<Variant<double, KeyframeEffectOptions>>&&);
static ExceptionOr<Ref<KeyframeEffect>> create(JSC::JSGlobalObject&, Ref<KeyframeEffect>&&);
static Ref<KeyframeEffect> create(const Element&, PseudoId);
~KeyframeEffect() { }
bool isKeyframeEffect() const final { return true; }
struct BasePropertyIndexedKeyframe {
Variant<std::nullptr_t, Vector<std::optional<double>>, double> offset = Vector<std::optional<double>>();
Variant<Vector<String>, String> easing = Vector<String>();
Variant<Vector<CompositeOperationOrAuto>, CompositeOperationOrAuto> composite = Vector<CompositeOperationOrAuto>();
};
struct BaseKeyframe {
MarkableDouble offset;
String easing { "linear" };
CompositeOperationOrAuto composite { CompositeOperationOrAuto::Auto };
};
struct PropertyAndValues {
CSSPropertyID property;
Vector<String> values;
};
struct KeyframeLikeObject {
BasePropertyIndexedKeyframe baseProperties;
Vector<PropertyAndValues> propertiesAndValues;
};
struct ParsedKeyframe {
MarkableDouble offset;
double computedOffset;
CompositeOperationOrAuto composite { CompositeOperationOrAuto::Auto };
String easing;
RefPtr<TimingFunction> timingFunction;
Ref<MutableStyleProperties> style;
HashMap<CSSPropertyID, String> unparsedStyle;
ParsedKeyframe()
: style(MutableStyleProperties::create())
{
}
};
struct BaseComputedKeyframe {
MarkableDouble offset;
double computedOffset;
String easing { "linear" };
CompositeOperationOrAuto composite { CompositeOperationOrAuto::Auto };
};
const Vector<ParsedKeyframe>& parsedKeyframes() const { return m_parsedKeyframes; }
Element* target() const { return m_target.get(); }
Element* targetElementOrPseudoElement() const;
void setTarget(RefPtr<Element>&&);
bool targetsPseudoElement() const;
const String pseudoElement() const;
ExceptionOr<void> setPseudoElement(const String&);
const std::optional<const Styleable> targetStyleable() const;
Vector<JSC::Strong<JSC::JSObject>> getBindingsKeyframes(JSC::JSGlobalObject&);
Vector<JSC::Strong<JSC::JSObject>> getKeyframes(JSC::JSGlobalObject&);
ExceptionOr<void> setBindingsKeyframes(JSC::JSGlobalObject&, JSC::Strong<JSC::JSObject>&&);
ExceptionOr<void> setKeyframes(JSC::JSGlobalObject&, JSC::Strong<JSC::JSObject>&&);
IterationCompositeOperation iterationComposite() const { return m_iterationCompositeOperation; }
void setIterationComposite(IterationCompositeOperation iterationCompositeOperation) { m_iterationCompositeOperation = iterationCompositeOperation; }
CompositeOperation composite() const { return m_compositeOperation; }
void setComposite(CompositeOperation compositeOperation) { m_compositeOperation = compositeOperation; }
void getAnimatedStyle(std::unique_ptr<RenderStyle>& animatedStyle);
void apply(RenderStyle& targetStyle, const RenderStyle* parentElementStyle, std::optional<Seconds> = std::nullopt) override;
void invalidate() override;
void animationDidTick() final;
void animationDidPlay() final;
void animationDidChangeTimingProperties() final;
void animationWasCanceled() final;
void animationSuspensionStateDidChange(bool) final;
void animationTimelineDidChange(AnimationTimeline*) final;
void animationTimingDidChange();
void transformRelatedPropertyDidChange();
OptionSet<AcceleratedActionApplicationResult> applyPendingAcceleratedActions();
void willChangeRenderer();
void setAnimation(WebAnimation*) final;
RenderElement* renderer() const override;
const RenderStyle& currentStyle() const override;
bool triggersStackingContext() const { return m_triggersStackingContext; }
bool isRunningAccelerated() const { return m_runningAccelerated == RunningAccelerated::Yes; }
// FIXME: These ignore the fact that some timing functions can prevent acceleration.
bool isAboutToRunAccelerated() const { return m_acceleratedPropertiesState != AcceleratedProperties::None && m_lastRecordedAcceleratedAction != AcceleratedAction::Stop; }
bool filterFunctionListsMatch() const override { return m_filterFunctionListsMatch; }
bool transformFunctionListsMatch() const override { return m_transformFunctionListsMatch; }
#if ENABLE(FILTERS_LEVEL_2)
bool backdropFilterFunctionListsMatch() const override { return m_backdropFilterFunctionListsMatch; }
#endif
bool colorFilterFunctionListsMatch() const override { return m_colorFilterFunctionListsMatch; }
void computeDeclarativeAnimationBlendingKeyframes(const RenderStyle* oldStyle, const RenderStyle& newStyle, const RenderStyle* parentElementStyle);
const KeyframeList& blendingKeyframes() const { return m_blendingKeyframes; }
const HashSet<CSSPropertyID>& animatedProperties();
bool animatesProperty(CSSPropertyID) const;
bool computeExtentOfTransformAnimation(LayoutRect&) const;
bool computeTransformedExtentViaTransformList(const FloatRect&, const RenderStyle&, LayoutRect&) const;
bool computeTransformedExtentViaMatrix(const FloatRect&, const RenderStyle&, LayoutRect&) const;
bool forceLayoutIfNeeded();
enum class Accelerated : uint8_t { Yes, No };
bool isCurrentlyAffectingProperty(CSSPropertyID, Accelerated = Accelerated::No) const;
bool isRunningAcceleratedAnimationForProperty(CSSPropertyID) const;
bool isRunningAcceleratedTransformRelatedAnimation() const;
bool requiresPseudoElement() const;
bool hasImplicitKeyframes() const;
void stopAcceleratingTransformRelatedProperties(UseAcceleratedAction);
private:
KeyframeEffect(Element*, PseudoId);
enum class AcceleratedAction : uint8_t { Play, Pause, UpdateTiming, TransformChange, Stop };
enum class BlendingKeyframesSource : uint8_t { CSSAnimation, CSSTransition, WebAnimation };
enum class AcceleratedProperties : uint8_t { None, Some, All };
enum class RunningAccelerated : uint8_t { NotStarted, Yes, No };
Document* document() const;
void updateEffectStackMembership();
void copyPropertiesFromSource(Ref<KeyframeEffect>&&);
void didChangeTargetStyleable(const std::optional<const Styleable>&);
ExceptionOr<void> processKeyframes(JSC::JSGlobalObject&, JSC::Strong<JSC::JSObject>&&);
void addPendingAcceleratedAction(AcceleratedAction);
bool canBeAccelerated() const;
bool isCompletelyAccelerated() const { return m_acceleratedPropertiesState == AcceleratedProperties::All; }
void updateAcceleratedActions();
void setAnimatedPropertiesInStyle(RenderStyle&, double);
TimingFunction* timingFunctionForKeyframeAtIndex(size_t) const;
Ref<const Animation> backingAnimationForCompositedRenderer() const;
void computedNeedsForcedLayout();
void computeStackingContextImpact();
void computeSomeKeyframesUseStepsTimingFunction();
void clearBlendingKeyframes();
void updateBlendingKeyframes(RenderStyle& elementStyle, const RenderStyle* parentElementStyle);
void computeCSSAnimationBlendingKeyframes(const RenderStyle& unanimatedStyle, const RenderStyle* parentElementStyle);
void computeCSSTransitionBlendingKeyframes(const RenderStyle* oldStyle, const RenderStyle& newStyle);
void computeAcceleratedPropertiesState();
void setBlendingKeyframes(KeyframeList&);
Seconds timeToNextTick() const final;
std::optional<double> progressUntilNextStep(double) const final;
bool isTargetingTransformRelatedProperty() const;
void checkForMatchingTransformFunctionLists();
void checkForMatchingFilterFunctionLists();
void checkForMatchingColorFilterFunctionLists();
bool checkForMatchingFilterFunctionLists(CSSPropertyID, const std::function<const FilterOperations& (const RenderStyle&)>&) const;
#if ENABLE(FILTERS_LEVEL_2)
void checkForMatchingBackdropFilterFunctionLists();
#endif
KeyframeList m_blendingKeyframes { emptyString() };
HashSet<CSSPropertyID> m_animatedProperties;
Vector<ParsedKeyframe> m_parsedKeyframes;
Vector<AcceleratedAction> m_pendingAcceleratedActions;
RefPtr<Element> m_target;
PseudoId m_pseudoId { PseudoId::None };
AcceleratedAction m_lastRecordedAcceleratedAction { AcceleratedAction::Stop };
BlendingKeyframesSource m_blendingKeyframesSource { BlendingKeyframesSource::WebAnimation };
IterationCompositeOperation m_iterationCompositeOperation { IterationCompositeOperation::Replace };
CompositeOperation m_compositeOperation { CompositeOperation::Replace };
AcceleratedProperties m_acceleratedPropertiesState { AcceleratedProperties::None };
AnimationEffectPhase m_phaseAtLastApplication { AnimationEffectPhase::Idle };
RunningAccelerated m_runningAccelerated;
bool m_needsForcedLayout { false };
bool m_triggersStackingContext { false };
bool m_transformFunctionListsMatch { false };
bool m_filterFunctionListsMatch { false };
#if ENABLE(FILTERS_LEVEL_2)
bool m_backdropFilterFunctionListsMatch { false };
#endif
bool m_colorFilterFunctionListsMatch { false };
bool m_inTargetEffectStack { false };
bool m_someKeyframesUseStepsTimingFunction { false };
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_ANIMATION_EFFECT(KeyframeEffect, isKeyframeEffect());
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