使用流程:

# with npm
npm install lottie-web

# with bower
bower install bodymovin

1. 引入lottie.js
2. <div id="lottie"></div>
3. lottie.loadAnimation({
       container: document.getElementById('lottie'),
       renderer: 'svg',
       loop: false,
       autoplay: true,
       path: pathData,//如果没有图片做动效,全是设计师用画的矢量图形
       //animationData: animationData   //如果有图片做动效,二者填其一即可
   })