scratchfoundation/scratch-audio
1
0
Fork 0
mirror of https://github.com/scratchfoundation/scratch-audio.git synced 2024-12-22 14:02:29 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

use promise on playback finished

Browse source
This commit is contained in:
Eric Rosenbaum 2017-01-30 11:26:55 -05:00
parent 002a378d97
commit bee8210764
1 changed files with 8 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
src/SoundPlayer.js
View file

@ -6,7 +6,6 @@ function SoundPlayer () {
this.buffer; // a Tone.Buffer
this.bufferSource;
this.playbackRate = 1;
this.isPlaying = false;
}
SoundPlayer.prototype.connect = function (node) {
this.outputNode = node;
@ -24,7 +23,7 @@ SoundPlayer.prototype.setPlaybackRate = function (playbackRate) {
};
SoundPlayer.prototype.stop = function () {
if (this.isPlaying){
if (this.bufferSource) {
this.bufferSource.stop();
}
};
@ -35,20 +34,19 @@ SoundPlayer.prototype.start = function () {
return;
}
this.stop();
this.bufferSource = new Tone.BufferSource(this.buffer.get());
this.bufferSource.playbackRate.value = this.playbackRate;
this.bufferSource.connect(this.outputNode);
this.bufferSource.start();
this.isPlaying = true;
};
SoundPlayer.prototype.onEnded = function (callback) {
this.bufferSource.onended = function () {
this.isPlaying = false;
callback();
};
SoundPlayer.prototype.finished = function () {
var storedContext = this;
return new Promise(function (resolve) {
storedContext.bufferSource.onended = function () {
resolve();
};
});
};
module.exports = SoundPlayer;