echarts地图里面,根据鼠标划过不同的区域的值,区域显示不同的颜色
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src="Echarts_kaifa.js"></script>
<script src="jquery.min.js"></script>
</head>
<body>
<div>
<h4> 地图 </h4>
<div id="map" style="width: 600px;height:400px;"></div>
</div>
<hr>
<script>
let myEchart = echarts.init(document.querySelector("#map"))
let mapKey = 'fmap'
var airData = [{
name: '北京',
value: 39.92
},
{
name: '天津',
value: 39.13
},
{
name: '上海',
value: 31.22
},
{
name: '重庆',
value: 66
},
{
name: '河北',
value: 147
},
{
name: '河南',
value: 113
},
{
name: '云南',
value: 25.04
},
{
name: '辽宁',
value: 50
},
{
name: '黑龙江',
value: 114
},
{
name: '湖南',
value: 175
},
{
name: '安徽',
value: 117
},
{
name: '山东',
value: 92
},
{
name: '新疆',
value: 84
},
{
name: '江苏',
value: 67
},
{
name: '浙江',
value: 84
},
{
name: '江西',
value: 96
},
{
name: '湖北',
value: 273
},
{
name: '广西',
value: 59
},
{
name: '甘肃',
value: 99
},
{
name: '山西',
value: 39
},
{
name: '内蒙古',
value: 58
},
{
name: '陕西',
value: 61
},
{
name: '吉林',
value: 51
},
{
name: '福建',
value: 29
},
{
name: '贵州',
value: 71
},
{
name: '广东',
value: 38
},
{
name: '青海',
value: 57
},
{
name: '西藏',
value: 24
},
{
name: '四川',
value: 58
},
{
name: '宁夏',
value: 52
},
{
name: '海南',
value: 54
},
{
name: '台湾',
value: 88
},
{
name: '香港',
value: 66
},
{
name: '澳门',
value: 77
},
{
name: '南海诸岛',
value: 55
}
]
$.get('json/map/china.json', ret => {
// 注册地图的JSON数据
echarts.registerMap(mapKey, ret)
let option = {
geo: {
type: 'map',
map: mapKey,
roam: true //拖动缩放
},
series: [{
data: airData,
geoIndex: 0, // 将空气质量的数据和第0个geo配置关联在一起
type: 'map'
}],
visualMap: {
min: 0,
max: 300,
inRange: {
color: ['white', 'red'] // 控制颜色渐变的范围
},
calculable: true // 出现滑块
}
}
myEchart.setOption(option)
})
</script>
</body>
</html>