Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-08-04 13:10:20 +01:00
Code Issues Projects Releases Packages Wiki Activity

Move most animation processing to script

Browse source 
This is preparation for sharing this code with layout_2020 and
implementing selective off-the-main-thread animations.

We still look for nodes not in the flow tree in the layout thread.
This commit is contained in:
Martin Robinson 2020-05-07 18:37:18 +02:00
parent aa9f16ce45
commit 3b0619aedd
21 changed files with 444 additions and 371 deletions
Download patch file Download diff file Expand all files Collapse all files

55
components/script_traits/lib.rs
View file

@ -282,58 +282,6 @@ pub enum UpdatePipelineIdReason {
Traversal,
}
/// The type of transition event to trigger. These are defined by
/// CSS Transitions § 6.1 and CSS Animations § 4.2
#[derive(Clone, Debug, Deserialize, Serialize)]
pub enum TransitionOrAnimationEventType {
/// "The transitionrun event occurs when a transition is created (i.e., when it
/// is added to the set of running transitions)."
TransitionRun,
/// "The transitionend event occurs at the completion of the transition. In the
/// case where a transition is removed before completion, such as if the
/// transition-property is removed, then the event will not fire."
TransitionEnd,
/// "The transitioncancel event occurs when a transition is canceled."
TransitionCancel,
/// "The animationend event occurs when the animation finishes"
AnimationEnd,
}
impl TransitionOrAnimationEventType {
/// Whether or not this event finalizes the animation or transition. During finalization
/// the DOM object associated with this transition or animation is unrooted.
pub fn finalizes_transition_or_animation(&self) -> bool {
match *self {
Self::TransitionEnd | Self::TransitionCancel | Self::AnimationEnd => true,
Self::TransitionRun => false,
}
}
/// Whether or not this event is a transition-related event.
pub fn is_transition_event(&self) -> bool {
match *self {
Self::TransitionRun | Self::TransitionEnd | Self::TransitionCancel => true,
Self::AnimationEnd => false,
}
}
}
#[derive(Deserialize, Serialize)]
/// A transition or animation event.
pub struct TransitionOrAnimationEvent {
/// The pipeline id of the layout task that sent this message.
pub pipeline_id: PipelineId,
/// The type of transition event this should trigger.
pub event_type: TransitionOrAnimationEventType,
/// The address of the node which owns this transition.
pub node: UntrustedNodeAddress,
/// The name of the property that is transitioning (in the case of a transition)
/// or the name of the animation (in the case of an animation).
pub property_or_animation_name: String,
/// The elapsed time property to send with this transition event.
pub elapsed_time: f64,
}
/// Messages sent from the constellation or layout to the script thread.
#[derive(Deserialize, Serialize)]
pub enum ConstellationControlMsg {
@ -420,8 +368,6 @@ pub enum ConstellationControlMsg {
WebDriverScriptCommand(PipelineId, WebDriverScriptCommand),
/// Notifies script thread that all animations are done
TickAllAnimations(PipelineId, AnimationTickType),
/// Notifies the script thread that a transition or animation related event should be sent.
TransitionOrAnimationEvent(TransitionOrAnimationEvent),
/// Notifies the script thread that a new Web font has been loaded, and thus the page should be
/// reflowed.
WebFontLoaded(PipelineId),
@ -481,7 +427,6 @@ impl fmt::Debug for ConstellationControlMsg {
FocusIFrame(..) => "FocusIFrame",
WebDriverScriptCommand(..) => "WebDriverScriptCommand",
TickAllAnimations(..) => "TickAllAnimations",
TransitionOrAnimationEvent { .. } => "TransitionOrAnimationEvent",
WebFontLoaded(..) => "WebFontLoaded",
DispatchIFrameLoadEvent { .. } => "DispatchIFrameLoadEvent",
DispatchStorageEvent(..) => "DispatchStorageEvent",