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LibWeb: Support subtree option in Animatable.getAnimations()

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Matthew Olsson 2024-05-28 04:19:50 -07:00 • committed by Andreas Kling
parent e2cb25e35c
commit a80af938eb
3 changed files with 41 additions and 4 deletions
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6
Tests/LibWeb/Text/expected/WebAnimations/misc/animatable.txt Normal file
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@ -0,0 +1,6 @@
num animations without subtree: 1
num animations with subtree: 4
Anim for element parent is in the correct order: true
Anim for element child1 is in the correct order: true
Anim for element child2 is in the correct order: true
Anim for element child3 is in the correct order: true

26
Tests/LibWeb/Text/input/WebAnimations/misc/animatable.html Normal file
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@ -0,0 +1,26 @@
<!DOCTYPE html>
<div id="parent">
<div id="child1"></div>
<div id="child2">
<div id="child3"></div>
</div>
</div>
<script src="../../include.js"></script>
<script>
test(() => {
const elements = ["parent", "child1", "child2", "child3"];
for (const id of elements)
document.getElementById(id).animate({}, { duration: Infinity });
const parent = document.getElementById("parent");
const subtreeAnimations = parent.getAnimations({ subtree: true });
println(`num animations without subtree: ${parent.getAnimations({ subtree: false }).length}`);
println(`num animations with subtree: ${subtreeAnimations.length}`);
for (let i = 0; i < elements.length; i++) {
const elem = document.getElementById(elements[i]);
const correctOrder = Object.is(subtreeAnimations[i], elem.getAnimations()[0]);
println(`Anim for element ${elements[i]} is in the correct order: ${correctOrder}`);
}
})
</script>

13
Userland/Libraries/LibWeb/Animations/Animatable.cpp
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@ -55,7 +55,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Animation>> Animatable::animate(Optional<JS
}
// https://www.w3.org/TR/web-animations-1/#dom-animatable-getanimations
Vector<JS::NonnullGCPtr<Animation>> Animatable::get_animations(Web::Animations::GetAnimationsOptions options)
Vector<JS::NonnullGCPtr<Animation>> Animatable::get_animations(GetAnimationsOptions options)
{
// Returns the set of relevant animations for this object, or, if an options parameter is passed with subtree set to
// true, returns the set of relevant animations for a subtree for this object.
@ -71,15 +71,20 @@ Vector<JS::NonnullGCPtr<Animation>> Animatable::get_animations(Web::Animations::
m_is_sorted_by_composite_order = true;
}
// FIXME: Support subtree
(void)options;
Vector<JS::NonnullGCPtr<Animation>> relevant_animations;
for (auto const& animation : m_associated_animations) {
if (animation->is_relevant())
relevant_animations.append(*animation);
}
if (options.subtree) {
JS::NonnullGCPtr target { *static_cast<DOM::Element*>(this) };
target->for_each_child_of_type<DOM::Element>([&](auto& child) {
relevant_animations.extend(child.get_animations(options));
return IterationDecision::Continue;
});
}
return relevant_animations;
}