代码：
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<title>模拟迁途箭头</title>
</head>
<body>
<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main" style="height:650px"></div>
<!-- ECharts单文件引入 -->
<script src="http://echarts.baidu.com/build/dist/echarts.js"></script>
<script type="text/javascript">
// 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
'echarts/chart/map',
'echarts/chart/radar'
],
function (ec) {
// 基于准备好的dom，初始化echarts图表
var myChart = ec.init(document.getElementById('main'));
var option = {
backgroundColor: '#1b1b1b',
color: ['gold','aqua','lime'],
title : {
text: '模拟迁徙',
subtext:'数据纯属虚构',
x:'center',
textStyle : {
color: '#fff'
}
},
tooltip : {
trigger: 'item',
formatter: '{b}'
},
legend: {
show : false,
orient: 'vertical',
x:'left',
data:['北京 Top10', '上海 Top10', '广州 Top10'],
selectedMode: 'single',
selected:{
'上海 Top10' : false,
'广州 Top10' : false
},
textStyle : {
color: '#fff'
}
},
toolbox: {
show : false,
orient : 'vertical',
x: 'right',
y: 'center',
feature : {
mark : {show: true},
dataView : {show: true, readOnly: false},
restore : {show: true},
saveAsImage : {show: true}
}
},
dataRange: {
show : false,
min : 0,
max : 100,
calculable : true,
color: ['#ff3333', 'orange', 'yellow','lime','aqua'],
textStyle:{
color:'#fff'
}
},
series : [
{
name: '全国',
type: 'map',
roam: true,
hoverable: false,
mapType: 'china',
itemStyle:{
normal:{
borderColor:'rgba(100,149,237,1)',
borderWidth:0.5,
areaStyle:{
color: '#1b1b1b'
}
}
},
data:[],
markLine : {
smooth:true,
symbol: ['none', 'circle'],
symbolSize : 1,
itemStyle : {
normal: {
color:'#fff',
borderWidth:1,
borderColor:'rgba(30,144,255,0.5)'
}
},
data : [ ]
},
geoCoord: {
"北京":[116.46, 39.92],
"上海":[121.48,31.22],
"深圳":[114.07,22.62],
"成都":[104.06,30.67],
'四川': [104.04,30.40],
"西安":[108.95,34.27],
"广州":[113.23,23.16],
"郑州":[113.65,34.76],
"哈尔滨":[126.63,45.75],
"拉萨":[91.11,29.97],
"桂林":[110.28,25.29]
}
},
{
name: '北京 Top10',
type: 'map',
mapType: 'china',
data:[],
markLine : {
smooth:true,
effect : {
show: true,
scaleSize: 1,
period: 30,
color: '#fff',
shadowBlur: 10
},
itemStyle : {
normal: {
borderWidth:1,
lineStyle: {
type: 'solid',
shadowBlur: 10
}
}
},
// 把图中红色区域去掉，把上海、深圳、成都、四川、西安、广州、郑州、哈尔滨、拉萨、桂林，显示在地图上都指向北京，箭头也指向北京。
data : [
[{name:'上海'}, {name:'北京',value:95}],
[{name:'深圳'}, {name:'北京',value:90}],
[{name:'成都'}, {name:'北京',value:80}],
[{name:'四川'}, {name:'北京',value:70}],
[{name:'西安'}, {name:'北京',value:60}],
[{name:'广州'}, {name:'北京',value:50}],
[{name:'郑州'}, {name:'北京',value:40}],
[{name:'哈尔滨'}, {name:'北京',value:30}],
[{name:'拉萨'}, {name:'北京',value:20}],
[{name:'桂林'}, {name:'北京',value:10}]
]
},
markPoint : {
symbol:'emptyCircle',
symbolSize : function (v){
return 10 + v/10
},
effect : {
show: true,
shadowBlur : 0
},
itemStyle:{
normal:{
label:{show:false}
},
emphasis: {
label:{position:'top'}
}
},
//气泡
data : [
{name:'上海',value:95},
{name:'深圳',value:90},
{name:'成都',value:80},
{name:'四川',value:70},
{name:'西安',value:60},
{name:'广州',value:50},
{name:'郑州',value:40},
{name:'哈尔滨',value:30},
{name:'拉萨',value:20},
{name:'桂林',value:10}
]
}
}
]
};
// 为echarts对象加载数据
myChart.setOption(option);
}
);
</script>
</body>