213Echarts - 数据区域缩放（Tooltip and DataZoom on Mobile）

效果图

源代码

var base = +new Date(2016, 9, 3);
var oneDay = 24 * 3600 * 1000;
var valueBase = Math.random() * 300;
var valueBase2 = Math.random() * 50;
var data = [];
var data2 = [];

for (var i = 1; i < 10; i++) {
    var now = new Date(base += oneDay);
    var dayStr = [now.getFullYear(), now.getMonth() + 1, now.getDate()].join('-');

    valueBase = Math.round((Math.random() - 0.5) * 20 + valueBase);
    valueBase