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removing old js file
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import Tone from "../core/Tone";
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import "../effect/Effect";
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import "../component/LFO";
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import "../component/Panner";
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/**
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* @class AutoPanner is a Tone.Panner with an LFO connected to the pan amount.
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* More on using autopanners [here](https://www.ableton.com/en/blog/autopan-chopper-effect-and-more-liveschool/).
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*
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* @constructor
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* @extends {Tone.Effect}
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* @param {Frequency|Object} [frequency] Rate of left-right oscillation.
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* @example
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* //create an autopanner and start it's LFO
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* var autoPanner = new AutoPanner("4n").toMaster().start();
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* //route an oscillator through the panner and start it
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* var oscillator = new Tone.Oscillator().connect(autoPanner).start();
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*/
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const AutoPanner = function() {
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let options = Tone.defaults(arguments, ["frequency"], AutoPanner);
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Tone.Effect.call(this, options);
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/**
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* the lfo which drives the panning
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* @type {Tone.LFO}
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* @private
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*/
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this._lfo = new Tone.LFO({
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frequency: options.frequency,
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amplitude: options.depth,
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min: -1,
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max: 1,
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});
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/**
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* The amount of panning between left and right.
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* 0 = always center. 1 = full range between left and right.
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* @type {NormalRange}
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* @signal
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*/
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this.depth = this._lfo.amplitude;
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/**
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* the panner node which does the panning
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* @type {Tone.Panner}
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* @private
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*/
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this._panner = new Tone.Panner();
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/**
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* How fast the panner modulates between left and right.
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* @type {Frequency}
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* @signal
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*/
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this.frequency = this._lfo.frequency;
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// connections
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this.connectEffect(this._panner);
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this._lfo.connect(this._panner.pan);
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this.type = options.type;
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this._readOnly(["depth", "frequency"]);
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};
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// extend Effect
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Tone.extend(AutoPanner, Tone.Effect);
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/**
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* defaults
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* @static
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* @type {Object}
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*/
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AutoPanner.defaults = {
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frequency: 1,
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type: "sine",
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depth: 1
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};
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/**
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* Start the effect.
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* @param {Time} [time=now] When the LFO will start.
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* @returns {AutoPanner} this
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*/
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AutoPanner.prototype.start = function(time) {
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this._lfo.start(time);
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return this;
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};
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/**
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* Stop the effect.
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* @param {Time} [time=now] When the LFO will stop.
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* @returns {AutoPanner} this
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*/
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AutoPanner.prototype.stop = function(time) {
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this._lfo.stop(time);
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return this;
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};
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/**
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* Sync the panner to the transport.
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* @param {Time} [delay=0] Delay time before starting the effect after the
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* Transport has started.
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* @returns {AutoPanner} this
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*/
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AutoPanner.prototype.sync = function(delay) {
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this._lfo.sync(delay);
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return this;
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};
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/**
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* Unsync the panner from the transport
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* @returns {AutoPanner} this
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*/
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AutoPanner.prototype.unsync = function() {
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this._lfo.unsync();
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return this;
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};
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/**
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* Type of oscillator attached to the AutoFilter.
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* Possible values: "sine", "square", "triangle", "sawtooth".
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* @memberOf Tone.AutoFilter#
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* @type {string}
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* @name type
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*/
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Object.defineProperty(AutoPanner.prototype, "type", {
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get: function() {
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return this._lfo.type;
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},
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set: function(type) {
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this._lfo.type = type;
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}
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});
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/**
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* clean up
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* @returns {AutoPanner} this
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*/
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AutoPanner.prototype.dispose = function() {
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Tone.Effect.prototype.dispose.call(this);
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this._lfo.dispose();
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this._lfo = null;
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this._panner.dispose();
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this._panner = null;
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this._writable(["depth", "frequency"]);
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this.frequency = null;
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this.depth = null;
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return this;
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};
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export default AutoPanner;
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