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LibWeb: Implement Animation::set_timeline

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Matthew Olsson 2023-11-04 12:01:11 -07:00 • committed by Andreas Kling
parent 67fcee6fca
commit 4889f53880
2 changed files with 24 additions and 2 deletions
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23
Userland/Libraries/LibWeb/Animations/Animation.cpp
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@ -81,8 +81,27 @@ void Animation::set_effect(JS::GCPtr<AnimationEffect> new_effect)
// https://www.w3.org/TR/web-animations-1/#animation-set-the-timeline-of-an-animation
void Animation::set_timeline(JS::GCPtr<AnimationTimeline> new_timeline)
{
// FIXME: Implement
(void)new_timeline;
// Setting this attribute updates the object’s timeline using the procedure to set the timeline of an animation.
// 1. Let old timeline be the current timeline of animation, if any.
auto old_timeline = m_timeline;
// 2. If new timeline is the same object as old timeline, abort this procedure.
if (new_timeline == old_timeline)
return;
// 3. Let the timeline of animation be new timeline.
if (m_timeline)
m_timeline->disassociate_with_animation(*this);
m_timeline = new_timeline;
m_timeline->associate_with_animation(*this);
// 4. If the start time of animation is resolved, make animation’s hold time unresolved.
if (m_start_time.has_value())
m_hold_time = {};
// FIXME: 5. Run the procedure to update an animation’s finished state for animation with the did seek flag set to
// false, and the synchronously notify flag set to false.
}
// https://www.w3.org/TR/web-animations-1/#dom-animation-starttime