drawBackground中文文档 地址:https://github.com/plingply/drawBackground.git 测试地址:http://www.callback.ren import drawbackground from 'drawBackground' drawbackground({ zindex:-1,//canvas 定位 opacity:0.8,//canvas 透明度 color: "0.0.0",//画线颜色 count: 99//点的数量 })