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serenity/Userland/Libraries/LibWeb/Animations/Animatable.h
Matthew Olsson 0f54d797d2 LibWeb: Handle pre-existing animations when considering animation-name
If a DOM::Element has an animation-name property, then in addition to
remembering where it came from, it will also remember the
Animations::Animation object that was created for it. This allows
StyleComputer to cancel that animation if the animation-name property
changes as well as to apply any changes required (for example, if
animation-play-state changes from "running" to "paused", it needs to
call .pause() on the animation).
2024-02-25 21:12:42 +00:00

49 lines
1.9 KiB
C++

/*
* Copyright (c) 2024, Matthew Olsson <mattco@serenityos.org>.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/FlyString.h>
#include <LibWeb/Animations/KeyframeEffect.h>
namespace Web::Animations {
// https://www.w3.org/TR/web-animations-1/#dictdef-keyframeanimationoptions
struct KeyframeAnimationOptions : public KeyframeEffectOptions {
FlyString id { ""_fly_string };
JS::GCPtr<AnimationTimeline> timeline;
};
// https://www.w3.org/TR/web-animations-1/#dictdef-getanimationsoptions
struct GetAnimationsOptions {
bool subtree { false };
};
// https://www.w3.org/TR/web-animations-1/#animatable
class Animatable {
public:
virtual ~Animatable() = default;
WebIDL::ExceptionOr<JS::NonnullGCPtr<Animation>> animate(Optional<JS::Handle<JS::Object>> keyframes, Variant<Empty, double, KeyframeAnimationOptions> options = {});
Vector<JS::NonnullGCPtr<Animation>> get_animations(GetAnimationsOptions options = {});
void associate_with_effect(JS::NonnullGCPtr<AnimationEffect> effect);
void disassociate_with_effect(JS::NonnullGCPtr<AnimationEffect> effect);
JS::GCPtr<CSS::CSSStyleDeclaration const> cached_animation_name_source() const { return m_cached_animation_name_source; }
void set_cached_animation_name_source(JS::GCPtr<CSS::CSSStyleDeclaration const> value) { m_cached_animation_name_source = value; }
JS::GCPtr<Animations::Animation> cached_animation_name_animation() const { return m_cached_animation_name_animation; }
void set_cached_animation_name_animation(JS::GCPtr<Animations::Animation> value) { m_cached_animation_name_animation = value; }
private:
Vector<JS::NonnullGCPtr<AnimationEffect>> m_associated_effects;
bool m_is_sorted_by_composite_order { true };
JS::GCPtr<CSS::CSSStyleDeclaration const> m_cached_animation_name_source;
JS::GCPtr<Animations::Animation> m_cached_animation_name_animation;
};
}