clauderic

/**
 * Smoothly animate between two values
 * @param {Number} fromValue - the initial value
 * @param {Function} onUpdate - A function that is called on each tick
 * @param {Function} onComplete - A callback that is fired once the scroll animation ends
 * @param {Number} duration - the desired duration of the scroll animation
 */
export default function animate({
  fromValue,
  toValue,

clauderic

import React, {PureComponent} from 'react';
import {List} from 'react-virtualized';
import debounce from 'lodash/debounce';

class ScrollSpeed {
  clear = () => {
    this.lastPosition = null;
    this.delta = 0;
  };
  getScrollSpeed(scrollOffset) {