echarts折线图--数据交互

时间:2021-07-06 10:41:45
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
</head>
<body>
<div id="main" style="height:400px;"></div> <script src="js/echarts.js"></script>
<script src="js/jquery-1.11.3.min.js"></script>
<script type="text/javascript">
// 路径配置
require.config({
paths: {
echarts: 'js/'
}
}); // 使用
require(
[
'echarts',
'echarts/chart/line' // 使用柱状图就加载bar模块,按需加载
],
function (ec) {
// 基于准备好的dom,初始化echarts图表
var myChart = ec.init(document.getElementById('main'));
setInterval(function(){
$.get("js.json",function(data){
var lineNum={lengend:[],data:[]};
for(var i=0;i<data.length;i++){
lineNum["lengend"].push(data[i]["name"]);
var obj={};
obj.name=data[i]["name"];
obj.type="line";
obj.data=data[i]["num"];
lineNum["data"].push(obj);
}
option = {
title: {
text: '折线图堆叠'
},
tooltip: {
trigger: 'axis'
},
legend: {
data:lineNum["lengend"]
},
grid: {
left: '3%',
right: '4%',
bottom: '3%',
containLabel: true
},
toolbox: {
feature: {
saveAsImage: {}
}
},
xAxis: {
type: 'category',
boundaryGap: false,
data: ['周一','周二','周三','周四','周五','周六','周日']
},
yAxis: {
type: 'value'
},
series:lineNum["data"] /*[
{
name:'邮件营销',
type:'line',
stack: '总量',
data:[120, 132, 101, 134, 90, 230, 210]
},
{
name:'联盟广告',
type:'line',
stack: '总量',
data:[220, 182, 191, 234, 290, 330, 310]
},
{
name:'视频广告',
type:'line',
stack: '总量',
data:[150, 232, 201, 154, 190, 330, 410]
},
{
name:'直接访问',
type:'line',
stack: '总量',
data:[320, 332, 301, 334, 390, 330, 320]
},
{
name:'搜索引擎',
type:'line',
stack: '总量',
data:[820, 932, 901, 934, 1290, 1330, 1320]
}
]*/
}; // 为echarts对象加载数据
myChart.setOption(option);
},"json")
},1000);
}
);
</script>
</body>
</html>