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createBufferSource and buffer setter on buffer source node

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This commit is contained in:
Fernando Jiménez Moreno 2018-07-05 11:43:31 +02:00
parent 25a74a75ea
commit 356d7fd7a6
9 changed files with 152 additions and 62 deletions
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29
components/script/dom/audioscheduledsourcenode.rs
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@ -5,14 +5,17 @@ use dom::audionode::AudioNode;
use dom::baseaudiocontext::BaseAudioContext;
use dom::bindings::codegen::Bindings::AudioScheduledSourceNodeBinding::AudioScheduledSourceNodeMethods;
use dom::bindings::codegen::Bindings::AudioNodeBinding::AudioNodeOptions;
use dom::bindings::error::{Error, Fallible};
use dom::bindings::num::Finite;
use dom_struct::dom_struct;
use servo_media::audio::graph::NodeId;
use servo_media::audio::node::{AudioNodeMessage, AudioNodeType, AudioScheduledSourceNodeMessage};
use std::cell::Cell;
#[dom_struct]
pub struct AudioScheduledSourceNode {
node: AudioNode,
started: Cell<bool>,
stopped: Cell<bool>,
}
impl AudioScheduledSourceNode {
@ -24,11 +27,17 @@ impl AudioScheduledSourceNode {
AudioScheduledSourceNode {
node: AudioNode::new_inherited(node_type, None /* node_id */,
context, options, number_of_inputs, number_of_outputs),
started: Cell::new(false),
stopped: Cell::new(false),
}
}
pub fn node_id(&self) -> NodeId {
self.node.node_id()
pub fn node(&self) -> &AudioNode {
&self.node
}
pub fn started(&self) -> bool {
self.started.get()
}
}
@ -37,16 +46,26 @@ impl AudioScheduledSourceNodeMethods for AudioScheduledSourceNode {
event_handler!(ended, GetOnended, SetOnended);
// https://webaudio.github.io/web-audio-api/#dom-audioscheduledsourcenode-start
fn Start(&self, when: Finite<f64>) {
fn Start(&self, when: Finite<f64>) -> Fallible<()> {
if self.started.get() || self.stopped.get() {
return Err(Error::InvalidState);
}
self.started.set(true);
self.node.message(
AudioNodeMessage::AudioScheduledSourceNode(AudioScheduledSourceNodeMessage::Start(*when))
);
Ok(())
}
// https://webaudio.github.io/web-audio-api/#dom-audioscheduledsourcenode-stop
fn Stop(&self, when: Finite<f64>) {
fn Stop(&self, when: Finite<f64>) -> Fallible<()> {
if !self.started.get() {
return Err(Error::InvalidState);
}
self.stopped.set(true);
self.node.message(
AudioNodeMessage::AudioScheduledSourceNode(AudioScheduledSourceNodeMessage::Stop(*when))
);
Ok(())
}
}