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use promise on playback finished

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Eric Rosenbaum 2017-01-30 11:26:55 -05:00
parent 002a378d97
commit bee8210764
1 changed files with 8 additions and 10 deletions
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18
src/SoundPlayer.js
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@ -6,7 +6,6 @@ function SoundPlayer () {
this.buffer; // a Tone.Buffer this.buffer; // a Tone.Buffer
this.bufferSource; this.bufferSource;
this.playbackRate = 1; this.playbackRate = 1;
this.isPlaying = false;
} }
SoundPlayer.prototype.connect = function (node) { SoundPlayer.prototype.connect = function (node) {
this.outputNode = node; this.outputNode = node;
@ -24,7 +23,7 @@ SoundPlayer.prototype.setPlaybackRate = function (playbackRate) {
}; };
SoundPlayer.prototype.stop = function () { SoundPlayer.prototype.stop = function () {
if (this.isPlaying){ if (this.bufferSource) {
this.bufferSource.stop(); this.bufferSource.stop();
} }
}; };
@ -35,20 +34,19 @@ SoundPlayer.prototype.start = function () {
return; return;
} }
this.stop();
this.bufferSource = new Tone.BufferSource(this.buffer.get()); this.bufferSource = new Tone.BufferSource(this.buffer.get());
this.bufferSource.playbackRate.value = this.playbackRate; this.bufferSource.playbackRate.value = this.playbackRate;
this.bufferSource.connect(this.outputNode); this.bufferSource.connect(this.outputNode);
this.bufferSource.start(); this.bufferSource.start();
this.isPlaying = true;
}; };
SoundPlayer.prototype.onEnded = function (callback) { SoundPlayer.prototype.finished = function () {
this.bufferSource.onended = function () { var storedContext = this;
this.isPlaying = false; return new Promise(function (resolve) {
callback(); storedContext.bufferSource.onended = function () {
}; resolve();
};
});
}; };
module.exports = SoundPlayer; module.exports = SoundPlayer;