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LibWeb: Implement Animation::set_effect()

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Matthew Olsson 2023-11-04 11:24:21 -07:00 • committed by Andreas Kling
parent 68e916490b
commit 2358f64d00
2 changed files with 38 additions and 2 deletions
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34
Userland/Libraries/LibWeb/Animations/Animation.cpp
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@ -44,8 +44,38 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Animation>> Animation::construct_impl(JS::R
// https://www.w3.org/TR/web-animations-1/#animation-set-the-associated-effect-of-an-animation
void Animation::set_effect(JS::GCPtr<AnimationEffect> new_effect)
{
// FIXME: Implement
(void)new_effect;
// Setting this attribute updates the object’s associated effect using the procedure to set the associated effect of
// an animation.
// 1. Let old effect be the current associated effect of animation, if any.
auto old_effect = m_effect;
// 2. If new effect is the same object as old effect, abort this procedure.
if (new_effect == old_effect)
return;
// FIXME: 3. If animation has a pending pause task, reschedule that task to run as soon as animation is ready.
// FIXME: 4. If animation has a pending play task, reschedule that task to run as soon as animation is ready to play
// new effect.
// 5. If new effect is not null and if new effect is the associated effect of another animation, previous animation,
// run the procedure to set the associated effect of an animation (this procedure) on previous animation passing
// null as new effect.
if (new_effect && new_effect->associated_animation() != this) {
if (auto animation = new_effect->associated_animation())
animation->set_effect({});
}
// 6. Let the associated effect of animation be new effect.
if (new_effect)
new_effect->set_associated_animation(this);
if (m_effect)
m_effect->set_associated_animation({});
m_effect = new_effect;
// FIXME: 7. 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/#animation-set-the-timeline-of-an-animation

6
Userland/Libraries/LibWeb/Animations/AnimationEffect.h
View file

@ -84,6 +84,9 @@ public:
String const& easing_function() const { return m_easing_function; }
void set_easing_function(String easing_function) { m_easing_function = move(easing_function); }
JS::GCPtr<Animation> associated_animation() const { return m_associated_animation; }
void set_associated_animation(JS::GCPtr<Animation> value) { m_associated_animation = value; }
protected:
AnimationEffect(JS::Realm&);
@ -112,6 +115,9 @@ protected:
// https://www.w3.org/TR/css-easing-1/#easing-function
String m_easing_function { "linear"_string };
// https://www.w3.org/TR/web-animations-1/#animation-associated-effect
JS::GCPtr<Animation> m_associated_animation {};
};
}