一、实现代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>单个实例包含多个grid，标题分别居中</title>
</head>
<body>
<!-- 创建一个具备一定宽高的DOM容器 -->
<div id=‘main‘ style=‘width:600px;height:600px‘></div>
<script type="text/javascript" src=‘./echarts.js‘></script>
<script>
//基于创建好的DOM，初始化一个echarts实例
var myChart = echarts.init(document.getElementById(‘main‘));
//指定图表的配置项和数据
var titles = [‘气温变化‘,‘空气质量指数‘,‘C‘,‘D‘];
var dataAll = [
[
[10.0, 8.04],
[8.0, 6.95],
[13.0, 7.58],
[9.0, 8.81],
[11.0, 8.33],
[14.0, 9.96],
[6.0, 7.24],
[4.0, 4.26],
[12.0, 10.84],
[7.0, 4.82],
[5.0, 5.68]
],
[
[10.0, 9.14],
[8.0, 8.14],
[13.0, 8.74],
[9.0, 8.77],
[11.0, 9.26],
[14.0, 8.10],
[6.0, 6.13],
[4.0, 3.10],
[12.0, 9.13],
[7.0, 7.26],
[5.0, 4.74]
],
[
[10.0, 7.46],
[8.0, 6.77],
[13.0, 12.74],
[9.0, 7.11],
[11.0, 7.81],
[14.0, 8.84],
[6.0, 6.08],
[4.0, 5.39],
[12.0, 8.15],
[7.0, 6.42],
[5.0, 5.73]
],
[
[8.0, 6.58],
[8.0, 5.76],
[8.0, 7.71],
[8.0, 8.84],
[8.0, 8.47],
[8.0, 7.04],
[8.0, 5.25],
[19.0, 12.50],
[8.0, 5.56],
[8.0, 7.91],
[8.0, 6.89]
]
];
var markLineOpt = {
animation:false,
//图形上的文本标签
label:{
normal:{
formatter:‘y=0.5*x+3‘,
textStyle:{
align:‘right‘
}
}
},
lineStyle:{
normal:{
type:‘solid‘
}
},
tooltip:{
formatter:‘y=0.5*x+3‘
},
data:[[{
//起点或终点的坐标
coord:[0,3],
symbol:‘none‘
},{
coord:[20,13],
symbol:‘none‘
}]]
}
var option = {
//分别设置标题居中主要代码
title:[
{
text:titles[0],
left:‘25%‘,
top:‘1%‘,
textAlign:‘center‘
},
{
text:titles[1],
left:‘73%‘,
top:‘1%‘,
textAlign:‘center‘
},
{
text:titles[2],
left:‘25%‘,
top:‘50%‘,
textAlign:‘center‘
},
{
text:titles[3],
left:‘73%‘,
top:‘50%‘,
textAlign:‘center‘
}
],
grid:[
{x:‘7%‘,y:‘7%‘,width:‘38%‘,height:‘38%‘},
{x2:‘7%‘,y:‘7%‘,width:‘38%‘,height:‘38%‘},
{x:‘7%‘,y2:‘7%‘,width:‘38%‘,height:‘38%‘},
{x2:‘7%‘,y2:‘7%‘,width:‘38%‘,height:‘38%‘}
],
tooltip:{
formatter:‘Group {a}:({c})‘
},
xAxis:[
{gridIndex:0,min:0,max:20},
{gridIndex:1,min:0,max:20},
{gridIndex:2,min:0,max:20},
{gridIndex:3,min:0,max:20}
],
yAxis:[
{gridIndex:0,min:0,max:15},
{gridIndex:1,min:0,max:15},
{gridIndex:2,min:0,max:15},
{gridIndex:3,min:0,max:15}
],
series:[
{
name:‘I‘,
type:‘scatter‘,
xAxisIndex:0,
yAxisIndex:0,
data:dataAll[0],
markLine:markLineOpt
},
{
name:‘II‘,
type:‘scatter‘,
xAxisIndex:1,
yAxisIndex:1,
data:dataAll[1],
markLine:markLineOpt
},
{
name:‘III‘,
type:‘scatter‘,
xAxisIndex:2,
yAxisIndex:2,
data:dataAll[2],
markLine:markLineOpt
},
{
name:‘IV‘,
type:‘scatter‘,
xAxisIndex:3,
yAxisIndex:3,
data:dataAll[3],
markLine:markLineOpt
}
]
};
//显示图表
myChart.setOption(option);
</script>
</body>
</html>
二、图表图片
时间： 2024-10-13 19:19:32