<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<script src="https://cdn.bootcss.com/echarts/4.1.0.rc2/echarts-en.common.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main" style=" 600px;height:400px;"></div>
<script type="text/javascript">
// 基于准备好的dom，初始化echarts实例
var myChart = echarts.init(document.getElementById('main'));
// 指定图表的配置项和数据
var option = {
title: {
text: 'ECharts 入门示例'
},
tooltip: {},
xAxis: {
data: ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"],
axisLabel:{
color: 'blue'
},
},
yAxis: {},
series: [{
name: '销量',
type: 'bar',
data: [5, 20, 36, 10, 10, 20],
itemStyle:{
color: 'blue'
},
}],
};
myChart.on('mouseover',function(event){
console.log(event);
option.xAxis.axisLabel.color=function(value,index){
return index === event.dataIndex?'red':'blue';
};
option.series[0].itemStyle.color=function(params){
return params.name === event.name?'red':'blue';
}
myChart.setOption(option);
})
myChart.on('mouseout',function(event){
console.log(event);
option.xAxis.axisLabel.color='blue';
option.series[0].itemStyle.color='blue';
myChart.setOption(option);
})
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);
</script>
</html>