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Fire AudioScheduledSourceNode.onended when playback stops

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This commit is contained in:
Fernando Jiménez Moreno 2018-07-19 11:51:10 +02:00
parent c9ff1b9f57
commit acb03603b6
4 changed files with 37 additions and 7 deletions
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32
components/script/dom/audioscheduledsourcenode.rs
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@ -6,10 +6,15 @@ use dom::baseaudiocontext::BaseAudioContext;
use dom::bindings::codegen::Bindings::AudioNodeBinding::AudioNodeOptions;
use dom::bindings::codegen::Bindings::AudioScheduledSourceNodeBinding::AudioScheduledSourceNodeMethods;
use dom::bindings::error::{Error, Fallible};
use dom::bindings::inheritance::Castable;
use dom::bindings::num::Finite;
use dom::bindings::refcounted::Trusted;
use dom::bindings::reflector::DomObject;
use dom_struct::dom_struct;
use servo_media::audio::node::{AudioNodeMessage, AudioNodeInit, AudioScheduledSourceNodeMessage};
use servo_media::audio::node::OnEndedCallback;
use std::cell::Cell;
use task_source::{TaskSource, TaskSourceName};
#[dom_struct]
pub struct AudioScheduledSourceNode {
@ -51,7 +56,6 @@ impl AudioScheduledSourceNode {
impl AudioScheduledSourceNodeMethods for AudioScheduledSourceNode {
// https://webaudio.github.io/web-audio-api/#dom-audioscheduledsourcenode-onended
// XXX We should dispatch this when we reach the end. Depends on servo-media #82.
event_handler!(ended, GetOnended, SetOnended);
// https://webaudio.github.io/web-audio-api/#dom-audioscheduledsourcenode-start
@ -59,6 +63,32 @@ impl AudioScheduledSourceNodeMethods for AudioScheduledSourceNode {
if self.started.get() || self.stopped.get() {
return Err(Error::InvalidState);
}
let this = Trusted::new(self);
let global = self.global();
let window = global.as_window();
let task_source = window.dom_manipulation_task_source();
let canceller = window.task_canceller(TaskSourceName::DOMManipulation);
let callback = OnEndedCallback::new(move || {
let _ = task_source.queue_with_canceller(
task!(ended: move || {
let this = this.root();
let global = this.global();
let window = global.as_window();
window.dom_manipulation_task_source().queue_simple_event(
this.upcast(),
atom!("ended"),
&window
);
}),
&canceller,
);
});
self.node().message(
AudioNodeMessage::AudioScheduledSourceNode(
AudioScheduledSourceNodeMessage::RegisterOnEndedCallback(callback)));
self.started.set(true);
self.node
.message(AudioNodeMessage::AudioScheduledSourceNode(