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Added AudioTrack, AudioTrackList, VideoTrack, VideoTrackList, and TrackEvent interfaces

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This commit is contained in:
sreeise 2019-01-04 07:55:38 -05:00
parent 4d8d54fc00
commit cac4aa56f7
19 changed files with 974 additions and 138 deletions
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43
components/script/dom/texttracklist.rs
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@ -4,13 +4,18 @@
use crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::TextTrackListBinding::{self, TextTrackListMethods};
use crate::dom::bindings::codegen::UnionTypes::VideoTrackOrAudioTrackOrTextTrack;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::refcounted::Trusted;
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::DOMString;
use crate::dom::event::Event;
use crate::dom::eventtarget::EventTarget;
use crate::dom::texttrack::TextTrack;
use crate::dom::trackevent::TrackEvent;
use crate::dom::window::Window;
use crate::task_source::TaskSource;
use dom_struct::dom_struct;
#[dom_struct]
@ -56,8 +61,40 @@ impl TextTrackList {
// Only add a track if it does not exist in the list
if self.find(track).is_none() {
self.dom_tracks.borrow_mut().push(Dom::from_ref(track));
};
self.upcast::<EventTarget>().fire_event(atom!("addtrack"));
let this = Trusted::new(self);
let (source, canceller) = &self
.global()
.as_window()
.task_manager()
.media_element_task_source_with_canceller();
let idx = match self.find(&track) {
Some(t) => t,
None => return,
};
let _ = source.queue_with_canceller(
task!(track_event_queue: move || {
let this = this.root();
if let Some(track) = this.item(idx) {
let event = TrackEvent::new(
&this.global(),
atom!("addtrack"),
false,
false,
&Some(VideoTrackOrAudioTrackOrTextTrack::TextTrack(
DomRoot::from_ref(&track)
)),
);
event.upcast::<Event>().fire(this.upcast::<EventTarget>());
}
}),
&canceller,
);
}
}
// FIXME(#22314, dlrobertson) allow TextTracks to be