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LibWeb: Combine "pending" and "ASAP" animation task states

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It seems that the difference between pending and ASAP in the spec is
only to allow the implementation to perform implementation-defined
operations between the two states. We don't need to distinguish the two
states, so lets just combine them for now.
This commit is contained in:
Matthew Olsson 2024-02-02 14:56:56 -07:00 committed by Andreas Kling
parent 66859c8cd8
commit 88518c29ca
Notes: sideshowbarker 2024-07-17 02:38:39 +09:00 
Author: https://github.com/mattco98
Commit: https://github.com/SerenityOS/serenity/commit/88518c29ca
Pull-request: https://github.com/SerenityOS/serenity/pull/23198
2 changed files with 6 additions and 11 deletions
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12
Userland/Libraries/LibWeb/Animations/Animation.cpp
View File

@ -59,13 +59,9 @@ void Animation::set_effect(JS::GCPtr<AnimationEffect> new_effect)
return;
// 3. If animation has a pending pause task, reschedule that task to run as soon as animation is ready.
if (m_pending_pause_task == TaskState::Pending)
m_pending_pause_task = TaskState::RunAsSoonAsReady;
// 4. If animation has a pending play task, reschedule that task to run as soon as animation is ready to play ne
// effect.
if (m_pending_play_task == TaskState::Pending)
m_pending_play_task = TaskState::RunAsSoonAsReady;
// Note: There is no real difference between "pending" and "as soon as possible", so this step is a no-op.
// 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
@ -155,7 +151,7 @@ void Animation::set_start_time(Optional<double> const& new_start_time)
// 7. If animation has a pending play task or a pending pause task, cancel that task and resolve animation’s current
// ready promise with animation.
if (m_pending_play_task == TaskState::Pending || m_pending_pause_task == TaskState::Pending) {
if (pending()) {
m_pending_play_task = TaskState::None;
m_pending_pause_task = TaskState::None;
WebIDL::resolve_promise(realm(), current_ready_promise(), this);
@ -201,7 +197,7 @@ WebIDL::ExceptionOr<void> Animation::set_current_time(Optional<double> const& se
// 2. If animation has a pending pause task, synchronously complete the pause operation by performing the following
// steps:
if (m_pending_pause_task == TaskState::Pending) {
if (m_pending_pause_task == TaskState::Scheduled) {
// 1. Set animation’s hold time to seek time.
m_hold_time = seek_time;
@ -281,7 +277,7 @@ Bindings::AnimationPlayState Animation::play_state() const
// -> Either of the following conditions are true:
// - animation has a pending pause task, or
// - both the start time of animation is unresolved and it does not have a pending play task,
if (m_pending_pause_task == TaskState::Pending || (!m_start_time.has_value() && m_pending_play_task == TaskState::None)) {
if (m_pending_pause_task == TaskState::Scheduled || (!m_start_time.has_value() && m_pending_play_task == TaskState::None)) {
// → paused
return Bindings::AnimationPlayState::Paused;
}

5
Userland/Libraries/LibWeb/Animations/Animation.h
View File

@ -44,7 +44,7 @@ public:
Bindings::AnimationReplaceState replace_state() const { return m_replace_state; }
// https://www.w3.org/TR/web-animations-1/#dom-animation-pending
bool pending() const { return m_pending_pause_task != TaskState::None || m_pending_play_task != TaskState::None; }
bool pending() const { return m_pending_play_task == TaskState::Scheduled || m_pending_pause_task == TaskState::Scheduled; }
// https://www.w3.org/TR/web-animations-1/#dom-animation-ready
JS::NonnullGCPtr<JS::Object> ready() const { return *current_ready_promise()->promise(); }
@ -66,8 +66,7 @@ protected:
private:
enum class TaskState {
None,
Pending,
RunAsSoonAsReady,
Scheduled,
};
enum class DidSeek {