/**
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* This is the base class for {@link Ext.ux.event.Recorder} and {@link Ext.ux.event.Player}.
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*/
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Ext.define('Ext.ux.event.Driver', {
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active: null,
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mixins: {
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observable: 'Ext.util.Observable'
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},
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constructor: function (config) {
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var me = this;
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me.mixins.observable.constructor.apply(this, arguments);
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me.addEvents(
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/**
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* @event start
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* Fires when this object is started.
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* @param {Ext.ux.event.Driver} this
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*/
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'start',
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/**
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* @event stop
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* Fires when this object is stopped.
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* @param {Ext.ux.event.Driver} this
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*/
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'stop'
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);
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},
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getTime: function () {
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return new Date().getTime();
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},
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/**
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* Returns the number of milliseconds since start was called.
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*/
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getTimestamp: function () {
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var d = this.getTime();
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return d - this.startTime;
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},
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onStart: function () {},
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onStop: function () {},
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/**
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* Starts this object. If this object is already started, nothing happens.
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*/
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start: function () {
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var me = this;
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if (!me.active) {
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me.active = new Date();
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me.startTime = me.getTime();
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me.onStart();
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me.fireEvent('start', me);
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}
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},
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/**
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* Stops this object. If this object is not started, nothing happens.
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*/
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stop: function () {
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var me = this;
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if (me.active) {
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me.active = null;
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me.onStop();
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me.fireEvent('stop', me);
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}
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}
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});
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