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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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38
components/script/dom/baseaudiocontext.rs
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@ -3,15 +3,18 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::audiobuffer::AudioBuffer;
use dom::audiobuffersourcenode::AudioBufferSourceNode;
use dom::audiodestinationnode::AudioDestinationNode;
use dom::audionode::MAX_CHANNEL_COUNT;
use dom::bindings::cell::DomRefCell;
use dom::bindings::codegen::Bindings::AudioBufferSourceNodeBinding::AudioBufferSourceOptions;
use dom::bindings::codegen::Bindings::AudioNodeBinding::AudioNodeOptions;
use dom::bindings::codegen::Bindings::AudioNodeBinding::{ChannelCountMode, ChannelInterpretation};
use dom::bindings::codegen::Bindings::BaseAudioContextBinding::BaseAudioContextMethods;
use dom::bindings::codegen::Bindings::BaseAudioContextBinding::AudioContextState;
use dom::bindings::codegen::Bindings::GainNodeBinding::GainOptions;
use dom::bindings::codegen::Bindings::OscillatorNodeBinding::OscillatorOptions;
use dom::bindings::error::{Error, ErrorResult};
use dom::bindings::error::{Error, ErrorResult, Fallible};
use dom::bindings::inheritance::Castable;
use dom::bindings::num::Finite;
use dom::bindings::refcounted::Trusted;
@ -207,23 +210,23 @@ impl BaseAudioContext {
}
impl BaseAudioContextMethods for BaseAudioContext {
// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-samplerate
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-samplerate
fn SampleRate(&self) -> Finite<f32> {
Finite::wrap(self.sample_rate)
}
// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-currenttime
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-currenttime
fn CurrentTime(&self) -> Finite<f64> {
let current_time = self.audio_context_impl.current_time();
Finite::wrap(current_time)
}
// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-state
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-state
fn State(&self) -> AudioContextState {
self.state.get()
}
// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-resume
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-resume
#[allow(unrooted_must_root)]
fn Resume(&self) -> Rc<Promise> {
// Step 1.
@ -255,14 +258,15 @@ impl BaseAudioContextMethods for BaseAudioContext {
promise
}
// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-destination
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-destination
fn Destination(&self) -> DomRoot<AudioDestinationNode> {
DomRoot::from_ref(self.destination.as_ref().unwrap())
}
// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-onstatechange
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-onstatechange
event_handler!(statechange, GetOnstatechange, SetOnstatechange);
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-createoscillator
#[allow(unsafe_code)]
fn CreateOscillator(&self) -> DomRoot<OscillatorNode> {
let global = self.global();
@ -271,6 +275,7 @@ impl BaseAudioContextMethods for BaseAudioContext {
OscillatorNode::new(&window, &self, &options)
}
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-creategain
#[allow(unsafe_code)]
fn CreateGain(&self) -> DomRoot<GainNode> {
let global = self.global();
@ -279,12 +284,27 @@ impl BaseAudioContextMethods for BaseAudioContext {
GainNode::new(&window, &self, &options)
}
/// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-createbuffer
fn CreateBuffer(&self,
number_of_channels: u32,
length: u32,
sample_rate: Finite<f32>) -> DomRoot<AudioBuffer> {
sample_rate: Finite<f32>) -> Fallible<DomRoot<AudioBuffer>> {
if number_of_channels <= 0 ||
number_of_channels > MAX_CHANNEL_COUNT ||
length <= 0 ||
*sample_rate <= 0. {
return Err(Error::NotSupported);
}
let global = self.global();
AudioBuffer::new(&global.as_window(), number_of_channels, length, *sample_rate)
Ok(AudioBuffer::new(&global.as_window(), number_of_channels, length, *sample_rate))
}
#[allow(unsafe_code)]
fn CreateBufferSource(&self) -> DomRoot<AudioBufferSourceNode> {
let global = self.global();
// XXX Can we do this implementing Default?
let options = unsafe { AudioBufferSourceOptions::empty(global.get_cx()) };
AudioBufferSourceNode::new(&global.as_window(), &self, &options)
}
}