mirror of
https://github.com/Tonejs/Tone.js
synced 2024-12-30 13:33:10 +00:00
136 lines
2.7 KiB
JavaScript
136 lines
2.7 KiB
JavaScript
import Tone from "../../core/Tone";
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import "../PanVol";
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import "../component/Solo";
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import "../core/AudioNode";
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/**
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* @class Tone.Channel provides a channel strip interface with
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* volume, pan, solo and mute controls.
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*
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* @extends {Tone.AudioNode}
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* @constructor
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* @param {Decibels} volume The output volume.
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* @param {AudioRange} pan the initial pan
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* @example
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* //pan the incoming signal left and drop the volume
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* var channel = new Tone.Channel(-0.25, -12);
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*/
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Tone.Channel = function(){
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var options = Tone.defaults(arguments, ["volume", "pan"], Tone.PanVol);
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Tone.AudioNode.call(this, options);
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/**
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* The soloing interface
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* @type {Tone.Solo}
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* @private
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*/
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this._solo = this.input = new Tone.Solo(options.solo);
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/**
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* The panning and volume node
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* @type {Tone.PanVol}
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* @private
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*/
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this._panVol = this.output = new Tone.PanVol({
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"pan" : options.pan,
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"volume" : options.volume,
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"mute" : options.mute
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});
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/**
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* The L/R panning control.
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* @type {AudioRange}
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* @signal
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*/
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this.pan = this._panVol.pan;
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/**
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* The volume control in decibels.
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* @type {Decibels}
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* @signal
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*/
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this.volume = this._panVol.volume;
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this._solo.connect(this._panVol);
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this._readOnly(["pan", "volume"]);
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};
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Tone.extend(Tone.Channel, Tone.AudioNode);
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/**
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* The defaults
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* @type {Object}
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* @const
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* @static
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*/
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Tone.Channel.defaults = {
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"pan" : 0,
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"volume" : 0,
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"mute" : false,
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"solo" : false
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};
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/**
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* Solo/unsolo the channel. Soloing is only relative to other
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* Tone.Channels and Tone.Solos.
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* @memberOf Tone.Channel#
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* @name solo
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* @type {Boolean}
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*/
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Object.defineProperty(Tone.Channel.prototype, "solo", {
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get : function(){
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return this._solo.solo;
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},
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set : function(solo){
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this._solo.solo = solo;
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}
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});
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/**
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* If the current instance is muted, i.e. another instance is soloed,
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* or the channel is muted
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* @memberOf Tone.Channel#
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* @type {Boolean}
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* @name muted
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* @readOnly
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*/
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Object.defineProperty(Tone.Channel.prototype, "muted", {
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get : function(){
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return this._solo.muted || this.mute;
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}
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});
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/**
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* Mute/unmute the volume
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* @memberOf Tone.Channel#
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* @name mute
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* @type {Boolean}
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*/
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Object.defineProperty(Tone.Channel.prototype, "mute", {
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get : function(){
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return this._panVol.mute;
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},
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set : function(mute){
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this._panVol.mute = mute;
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}
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});
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/**
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* clean up
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* @returns {Tone.Channel} this
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*/
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Tone.Channel.prototype.dispose = function(){
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Tone.AudioNode.prototype.dispose.call(this);
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this._writable(["pan", "volume"]);
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this._panVol.dispose();
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this._panVol = null;
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this.pan = null;
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this.volume = null;
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this._solo.dispose();
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this._solo = null;
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return this;
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};
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export default Tone.Channel;
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