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LibWeb: Add AnimationTimeline IDL object

This commit is contained in:
Matthew Olsson 2023-11-04 08:16:37 -07:00 committed by Andreas Kling
parent 8eeb4e0aff
commit 521f8bd5f2
7 changed files with 119 additions and 0 deletions

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/*
* Copyright (c) 2023, Matthew Olsson <mattco@serenityos.org>.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Animations/AnimationTimeline.h>
#include <LibWeb/DOM/Document.h>
namespace Web::Animations {
WebIDL::ExceptionOr<void> AnimationTimeline::set_current_time(Optional<double> value)
{
if (value == m_current_time)
return {};
if (m_is_monotonically_increasing && m_current_time.has_value()) {
if (!value.has_value() || value.value() < m_current_time.value())
m_is_monotonically_increasing = false;
}
m_current_time = value;
return {};
}
void AnimationTimeline::set_associated_document(JS::GCPtr<DOM::Document> document)
{
m_associated_document = document;
}
// https://www.w3.org/TR/web-animations-1/#inactive-timeline
bool AnimationTimeline::is_inactive() const
{
// A timeline is considered to be inactive when its time value is unresolved.
return !m_current_time.has_value();
}
AnimationTimeline::AnimationTimeline(JS::Realm& realm)
: Bindings::PlatformObject(realm)
{
}
void AnimationTimeline::initialize(JS::Realm& realm)
{
Base::initialize(realm);
set_prototype(&Bindings::ensure_web_prototype<Bindings::AnimationTimelinePrototype>(realm, "AnimationTimeline"));
}
void AnimationTimeline::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_associated_document);
}
}