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https://github.com/RGBCube/serenity
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727a9a6472
Note that the timeline time changes every animation frame when the Document sends out animation events
55 lines
2.1 KiB
C++
55 lines
2.1 KiB
C++
/*
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* Copyright (c) 2023, Matthew Olsson <mattco@serenityos.org>.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibWeb/Bindings/PlatformObject.h>
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namespace Web::Animations {
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// https://www.w3.org/TR/web-animations-1/#animationtimeline
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class AnimationTimeline : public Bindings::PlatformObject {
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WEB_PLATFORM_OBJECT(AnimationTimeline, Bindings::PlatformObject);
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JS_DECLARE_ALLOCATOR(AnimationTimeline);
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public:
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Optional<double> current_time() const { return m_current_time; }
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virtual void set_current_time(Optional<double>);
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JS::GCPtr<DOM::Document> associated_document() const { return m_associated_document; }
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void set_associated_document(JS::GCPtr<DOM::Document>);
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virtual bool is_inactive() const;
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bool is_monotonically_increasing() const { return m_is_monotonically_increasing; }
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// https://www.w3.org/TR/web-animations-1/#timeline-time-to-origin-relative-time
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virtual Optional<double> convert_a_timeline_time_to_an_origin_relative_time(Optional<double>) { VERIFY_NOT_REACHED(); }
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virtual bool can_convert_a_timeline_time_to_an_origin_relative_time() const { return false; }
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void associate_with_animation(JS::NonnullGCPtr<Animation> value) { m_associated_animations.set(value); }
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void disassociate_with_animation(JS::NonnullGCPtr<Animation> value) { m_associated_animations.remove(value); }
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HashTable<JS::NonnullGCPtr<Animation>> const& associated_animations() const { return m_associated_animations; }
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protected:
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AnimationTimeline(JS::Realm&);
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virtual ~AnimationTimeline() override;
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Cell::Visitor&) override;
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// https://www.w3.org/TR/web-animations-1/#dom-animationtimeline-currenttime
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Optional<double> m_current_time {};
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// https://www.w3.org/TR/web-animations-1/#monotonically-increasing-timeline
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bool m_is_monotonically_increasing { true };
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// https://www.w3.org/TR/web-animations-1/#timeline-associated-with-a-document
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JS::GCPtr<DOM::Document> m_associated_document {};
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HashTable<JS::NonnullGCPtr<Animation>> m_associated_animations {};
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};
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}
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