<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<script type="text/javascript" src="echarts.min.js"></script>
<style type="text/css">
#eachart{
width: 800px;
height: 500px;
margin:20px auto;
}
</style>
</head>
<body>
<div id="eachart"></div>
<script type="text/javascript">
//初始化echarts实例
var myChart = echarts.init(document.getElementById('eachart')),timer = null,day = 0;
var date = [];
var data = [];
function addData(shift){
date.push(day);
data.push(Math.random()*20);
if (shift) {
date.shift();
data.shift();
}
if(day++ >30){
day=0
}
}
for (var i = 0; i < 30; i++) {
addData();
}
//设置图标配置项
option = {
title:{
text:'ECharts 30天内数据实时更新'
},
xAxis:{
type:"category",
data:date
},
yAxis:{
type:'value'
},
series:[{
name:'成交',
type:'line',
data:data
}]
}
myChart.setOption(option)
clearInterval(timer)
timer = setInterval(function(){
addData(true);
myChart.setOption(option);
},1000)
</script>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
#divProgress{
width: 500px;
height: 500px;
margin:20px auto;
}
</style>
</head>
<body>
<div id="divProgress"></div>
<script src="http://cdn.staticfile.org/jquery/2.1.1-rc2/jquery.min.js"></script>
<script src="http://echarts.baidu.com/build/dist/echarts.js"></script>
<script type="text/javascript">
var myChart;
var test = 10
// 路径配置
require.config({
paths: {
echarts: 'http://echarts.baidu.com/build/dist'
}
});
// 使用
require(
[
'echarts',
'echarts/chart/bar' // 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
myChart = ec.init(document.getElementById('divProgress'));
var option = {
tooltip: {
show: true
},
animation: true,
legend: {
data: ['销量']
},
xAxis: [
{
type: 'category',
data: ["衬衫", "羊毛衫", "雪纺衫", "裤子", "高跟鞋", "袜子"]
}
],
yAxis: [
{
type: 'value'
}
],
series: [
{
"name": "销量",
"type": "bar",
"data": [5, 20, 40, 10, 10, 20]
}
]
};
// 为echarts对象加载数据
myChart.setOption(option);
}
);
//这里用setTimeout代替ajax请求进行演示
window.setInterval(function () {
var data = [test, 5, 10, 40, 20, 10];
$.get("SQLTest.ashx",function(responseTxt,statusTxt,xhr)
{
test=responseTxt;
//if (statusTxt == "success")alert(test);
if (statusTxt == "error")
alert("Error: " + xhr.status + ": " + xhr.statusText);
});
data = [test, 5, 10, 40, 20, 10];
refreshData(data);
},3000);
function refreshData(data){
if(!myChart){
return;
}
//更新数据
var option = myChart.getOption();
option.series[0].data = data;
myChart.setOption(option);
}
</script>
</body>
</html>
