Web/Admin/Service/javascript/countUp.js

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

(function(root, factory) {
  if (typeof define === 'function' && define.amd) {
    define(factory);
  } else if (typeof exports === 'object') {
    module.exports = factory(require, exports, module);
  } else {
    root.CountUp = factory();
  }
}(this, function(require, exports, module) {

/*

    countUp.js
    (c) 2014-2015 @inorganik
    Licensed under the MIT license.

*/

// target = id of html element or var of previously selected html element where counting occurs
// startVal = the value you want to begin at
// endVal = the value you want to arrive at
// decimals = number of decimal places, default 0
// duration = duration of animation in seconds, default 2
// options = optional object of options (see below)

var CountUp = function(target, startVal, endVal, decimals, duration, options) {

    // make sure requestAnimationFrame and cancelAnimationFrame are defined
    // polyfill for browsers without native support
    // by Opera engineer Erik Möller
    var lastTime = 0;
    var vendors = ['webkit', 'moz', 'ms', 'o'];
    for(var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {
        window.requestAnimationFrame = window[vendors[x]+'RequestAnimationFrame'];
        window.cancelAnimationFrame =
          window[vendors[x]+'CancelAnimationFrame'] || window[vendors[x]+'CancelRequestAnimationFrame'];
    }
    if (!window.requestAnimationFrame) {
        window.requestAnimationFrame = function(callback, element) {
            var currTime = new Date().getTime();
            var timeToCall = Math.max(0, 16 - (currTime - lastTime));
            var id = window.setTimeout(function() { callback(currTime + timeToCall); },
              timeToCall);
            lastTime = currTime + timeToCall;
            return id;
        };
    }
    if (!window.cancelAnimationFrame) {
        window.cancelAnimationFrame = function(id) {
            clearTimeout(id);
        };
    }

     // default options
    this.options = {
        useEasing : true, // toggle easing
        useGrouping : true, // 1,000,000 vs 1000000
        separator : ',', // character to use as a separator
        decimal : '.' // character to use as a decimal