app/Resources/static-src/libs/perfect-scrollbar/jquery-mousewheel.js

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/*! Copyright (c) 2013 Brandon Aaron (http://brandon.aaron.sh)
  * Licensed under the MIT License (LICENSE.txt).
  *
  * Version: 3.1.9
  *
  * Requires: jQuery 1.2.2+
  */
(function(factory) {
  if (typeof define === 'function' && define.amd) {
    // AMD. Register as an anonymous module.
    factory(jQuery);
  } else if (typeof exports === 'object') {
    // Node/CommonJS style for Browserify
    module.exports = factory;
  } else {
    // Browser globals
    factory(jQuery);
  }
})(function($) {
  var toFix = [ 'wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll' ], toBind = 'onwheel' in document || document.documentMode >= 9 ? [ 'wheel' ] : [ 'mousewheel', 'DomMouseScroll', 'MozMousePixelScroll' ], slice = Array.prototype.slice, nullLowestDeltaTimeout, lowestDelta;
  if ($.event.fixHooks) {
    for (var i = toFix.length; i; ) {
      $.event.fixHooks[toFix[--i]] = $.event.mouseHooks;
    }
  }
  var special = $.event.special.mousewheel = {
    version: '3.1.9',
    setup: function() {
      if (this.addEventListener) {
        for (var i = toBind.length; i; ) {
          this.addEventListener(toBind[--i], handler, false);
        }
      } else {
        this.onmousewheel = handler;
      }
      // Store the line height and page height for this particular element
      $.data(this, 'mousewheel-line-height', special.getLineHeight(this));
      $.data(this, 'mousewheel-page-height', special.getPageHeight(this));
    },
    teardown: function() {
      if (this.removeEventListener) {
        for (var i = toBind.length; i; ) {
          this.removeEventListener(toBind[--i], handler, false);
        }
      } else {
        this.onmousewheel = null;
      }
    },
    getLineHeight: function(elem) {
      return parseInt($(elem)['offsetParent' in $.fn ? 'offsetParent' : 'parent']().css('fontSize'), 10);
    },
    getPageHeight: function(elem) {
      return $(elem).height();
    },
    settings: {
      adjustOldDeltas: true
    }
  };
  $.fn.extend({
    mousewheel: function(fn) {