constructor() {
      super();
      this._currentElementIndex = 0;
      this._itemsToShow = [];
      this._scroller = new _ScrollEnablement.default(this);
      this._scroller.attachEvent("scroll", this._updateScrolling.bind(this));
      this._scroller.attachEvent("mouseup", this._handleScrollTouchEnd.bind(this));
      this._scroller.attachEvent("touchend", this._handleScrollTouchEnd.bind(this));
    }
@class

<h3 class="comment-api-title">Overview</h3>

<h3>Usage</h3>

<h3>ES6 Module Import</h3>

<code>import "@ui5/webcomponents/dist/WheelSlider.js";</code>

@constructor
@author SAP SE
@alias sap.ui.webc.main.WheelSlider
@extends sap.ui.webc.base.UI5Element
@tagname ui5-wheelslider
@public
@since 1.0.0-rc.6