最新安装的ecahrt 默认为5.0需要下载echarts@4.9版本，地图的使用
避免进坑，亲测4.9版本正常，5.0版本不支持因为官方移除了地图数据和map文件夹，
安装echarts
npm install echarts@4.9.0
<script>
var echarts = require('echarts');
// @ is an alias to /src
import Head from '@/components/Head.vue'
export default {
name: 'Home',
components: {
Head
},
data() {
return {
chinaDatas: [
[{
name: '黑龙江',
value: 10
}],
[{
name: '内蒙古',
value: 500
}],
[{
name: '吉林',
value: 1800
}],
[{
name: '辽宁',
value: 300
}],
[{
name: '河北',
value: 300
}],
[{
name: '天津',
value: 10
}],
[{
name: '山西',
value: 100
}],
[{
name: '陕西',
value: 1800
}],
[{
name: '甘肃',
value: 1300
}],
[{
name: '宁夏',
value: 300
}],
[{
name: '青海',
value: 3300
}],
[{
name: '新疆',
value: 100
}],
[{
name: '西藏',
value: 1200
}],
[{
name: '四川',
value: 1600
}],
[{
name: '重庆',
value: 1800
}],
[{
name: '山东',
value: 1000
}],
[{
name: '河南',
value: 1300
}],
[{
name: '江苏',
value: 2300
}],
[{
name: '安徽',
value: 1800
}],
[{
name: '湖北',
value: 2300
}],
[{
name: '浙江',
value: 5300
}],
[{
name: '福建',
value: 1800
}],
[{
name: '江西',
value: 600
}],
[{
name: '湖南',
value: 1300
}],
[{
name: '贵州',
value: 300
}],
[{
name: '广西',
value: 700
}],
[{
name: '海南',
value: 800
}],
[{
name: '上海',
value: 1300
}],
[{
name: '广东',
value: 1300
}],
[{
name: '云南',
value: 2300
}],
[{
name: '北京',
value: 1300
}],
[{
name: '台湾',
value: 1300
}]
],
defaultP: [
[{
name: '山东',
value: 3000,
selected: true
}]
],
bg: require('../../assets/images/bg4.jpg'),
skin: "skin3"
}
},
mounted() {
this.$nextTick(()=>{
this.map(this.defaultP);
this.drawLine();
})
},
methods: {
getData(data1, data2) {
this.bg = data1
this.skin = data2
},
drawLine() {
let myChart = this.$echarts.init(document.getElementById("myChart"));
// 绘制图表
myChart.setOption({
tooltip: {
trigger: 'item',
formatter: '数据统计 <br/>{b} : {c} ({d}%)',
},
color: ['#ff4d4d', '#ffee84', '#ff935c'],
series: [{
name: 'Nightingale Chart',
type: 'pie',
radius: ['30%', '70%'],
center: ['50%', '50%'],
roseType: 'area',
itemStyle: {
borderRadius: 0,
},
data: [{
value: 30,
name: '31省本土\n病例',
label: {
color: '#333',
},
},
{
value: 40,
name: '港澳台\n病例259例',
label: {
color: '#333',
},
},
{
value: 48,
name: '境外输入\n病例259例',
label: {
color: '#333',
},
},
],
}, ],
});
},
map(str) {
var geoCoordMap = {
'黑龙江': [127.9688, 45.368],
'内蒙古': [110.3467, 41.4899],
"吉林": [125.8154, 44.2584],
'北京': [116.4551, 40.2539],
"辽宁": [123.1238, 42.1216],
"河北": [114.4995, 38.1006],
"天津": [117.4219, 39.4189],
"山西": [112.3352, 37.9413],
"陕西": [109.1162, 34.2004],
"甘肃": [103.5901, 36.3043],
"宁夏": [106.3586, 38.1775],
"青海": [101.4038, 36.8207],
"新疆": [87.9236, 43.5883],
"西藏": [91.11, 29.97],
"四川": [103.9526, 30.7617],
"重庆": [108.384366, 30.439702],
"山东": [117.1582, 36.8701],
"河南": [113.4668, 34.6234],
"江苏": [118.8062, 31.9208],
"安徽": [117.29, 32.0581],
"湖北": [114.3896, 30.6628],
"浙江": [119.5313, 29.8773],
"福建": [119.4543, 25.9222],
"江西": [116.0046, 28.6633],
"湖南": [113.0823, 28.2568],
"贵州": [106.6992, 26.7682],
"云南": [102.9199, 25.4663],
"广东": [113.12244, 23.009505],
"广西": [108.479, 23.1152],
"海南": [110.3893, 19.8516],
'上海': [119.1803, 31.2891],
'台湾': [121.4648, 25.5630]
};
var chinaDatas = this.chinaDatas
var defaultP = str
var convertData = function(data) {
var res = [];
for (var i = 0; i < data.length; i++) {
var geoCoord = geoCoordMap[data[i][0].name];
console.log(geoCoord, 'geoCoord')
if (geoCoord) {
res.push({
name: data[i][0].name,
value: geoCoord.concat(data[i][0].value)
});
}
}
return res;
};
var myChart = echarts.init(document.getElementById('map'));
var option = {
backgroundColor: 'transparent',
tooltip: {
trigger: 'item',
triggerOn: 'click',
backgroundColor: '#0385cd',
borderColor: "#0385cd",
textStyle: {
color: "#fff"
},
alwaysShowContent: true,
formatter(params) {
return params.data.name + " " + params.data.value[2] + " 人"
}
},
visualMap: {
min: 0,
max: 2000,
left: -11126,
bottom: 50,
showLabel: !0,
text: ["高", "低"],
pieces: [{
gt: 2000,
label: "> 600Mt",
color: "#153579"
}, {
gte: 1600,
lte: 2000,
label: "400-600 Mt",
color: "#1a75d2"
}, {
gte: 1200,
lte: 1600,
label: "200-400 Mt",
color: "#1d64ad"
}, {
gte: 800,
lt: 1200,
label: "45-200Mt",
color: "#1781c0"
}, {
gte: 400,
lt: 800,
label: "无数据",
color: "#4bc8f4"
}, {
gte: 0,
lt: 400,
label: "无数据",
color: "#6ea9da"
}],
show: !0
},
geo: {
map: 'china',
label: {
emphasis: {
show: false,
}
},
zoom: 1,
itemStyle: {
normal: {
normal: {
borderColor: '#5bdbff',
shadowColor: '#5bdbff',
shadowOffsetY: 20,
shadowBlur: 30
},
},
emphasis: {
areaColor: '#081757',
borderColor: '#5bdbff', // 区域边框颜色
}
},
regions: defaultP[0],
tooltip: {
show: false
}
},
series: [{
type: 'effectScatter',
coordinateSystem: 'geo',
z: 1,
data: convertData(defaultP),
symbolSize: 14,
itemStyle: {
color: '#5bdbff',
},
tooltip: {
show: true
}
}, {
type: 'map',
mapType: 'china',
geoIndex: 0,
data: convertData(chinaDatas)
}]
};
myChart.setOption(option);
window.addEventListener("resize", () => {
myChart.resize();
});
this.myChart = myChart
this.option = option
setTimeout(() => {
myChart.dispatchAction({
type: 'showTip',
seriesIndex: 0,
dataIndex: 0
})
}, 0)
// var mymap = echarts.init(document.getElementById('main'));
// mymap.setOption(options);
myChart.on('click', params => {
if (params.seriesType === 'map') {
// 如果不存在，则不能选中
const selectData = convertData([
[{
name: params.name,
value: params.data.value[2]
}]
])
option.geo.regions = [{
name: params.name,
selected: true
}]
// 显示光圈
option.series[0].data = selectData
myChart.setOption(option)
setTimeout(() => {
myChart.dispatchAction({
type: 'showTip',
seriesIndex: 0,
dataIndex: 0
})
}, 0)
}
})
},
}
}
</script>