prepareEventLoop(options = {}) {
    let self = this;
    let freq = options.hasOwnProperty('freq') ? options.freq : 500;
    this._eventLoop = setInterval(self.eventLoop(), freq);
  }
/**
  * Prepare event loop.
  *
  * @param options
  */
Prepare event loop.
@param options
Prepare event loop . @param options
prepareEventLoop(options = {}) {
    let self = this;
    let freq = options.hasOwnProperty('freq') ? options.freq : 500;
    this._eventLoop = setInterval(self.eventLoop(), freq);
  }
prepareEventLoop ( options = { } ) { let self = this ; let freq = options . hasOwnProperty ( 'freq' ) ? options . freq : 500 ; this . _eventLoop = setInterval ( self . eventLoop ( ) , freq ) ; }
Prepare event loop.
Prepare event loop .