# v-echarts
封装了ol-echarts (opens new window)的图层
import { VEcharts } from 'v-ol-map'
# 参数 props
ol-eharts文档 (opens new window)
# 示例
模拟迁徙飞行图，效果同ol3Echarts/examples/mock-migration (opens new window)
<template>
<v-map ：view="view" :height="1920" :width="1080">
<v-tile tile-type="BD_BLUE"></v-tile>
<v-echarts :options="echarts.options" :visible="echarts.visible"></v-echarts>
</v-map>
</template>
<script>
export default {
data(){
return {
view: {
center: [118.045456, 24.567489],
zoom: 10
},
echarts: {
options: null,
visible: true
}
}
},
methods: {
setEchartsOptions () {
const geoCoordMap = {
上海: [121.4648, 31.2891],
东莞: [113.8953, 22.901],
东营: [118.7073, 37.5513],
中山: [113.4229, 22.478],
临汾: [111.4783, 36.1615],
临沂: [118.3118, 35.2936],
丹东: [124.541, 40.4242],
丽水: [119.5642, 28.1854],
乌鲁木齐: [87.9236, 43.5883],
佛山: [112.8955, 23.1097],
保定: [115.0488, 39.0948],
兰州: [103.5901, 36.3043],
包头: [110.3467, 41.4899],
北京: [116.4551, 40.2539],
北海: [109.314, 21.6211],
南京: [118.8062, 31.9208],
南宁: [108.479, 23.1152],
南昌: [116.0046, 28.6633],
南通: [121.1023, 32.1625],
厦门: [118.11022, 24.490474],
台州: [121.1353, 28.6688],
合肥: [117.29, 32.0581],
呼和浩特: [111.4124, 40.4901],
咸阳: [108.4131, 34.8706],
哈尔滨: [127.9688, 45.368],
唐山: [118.4766, 39.6826],
嘉兴: [120.9155, 30.6354],
大同: [113.7854, 39.8035],
大连: [122.2229, 39.4409],
天津: [117.4219, 39.4189],
太原: [112.3352, 37.9413],
威海: [121.9482, 37.1393],
宁波: [121.5967, 29.6466],
宝鸡: [107.1826, 34.3433],
宿迁: [118.5535, 33.7775],
常州: [119.4543, 31.5582],
广州: [113.5107, 23.2196],
廊坊: [116.521, 39.0509],
延安: [109.1052, 36.4252],
张家口: [115.1477, 40.8527],
徐州: [117.5208, 34.3268],
德州: [116.6858, 37.2107],
惠州: [114.6204, 23.1647],
成都: [103.9526, 30.7617],
扬州: [119.4653, 32.8162],
承德: [117.5757, 41.4075],
拉萨: [91.1865, 30.1465],
无锡: [120.3442, 31.5527],
日照: [119.2786, 35.5023],
昆明: [102.9199, 25.4663],
杭州: [119.5313, 29.8773],
枣庄: [117.323, 34.8926],
柳州: [109.3799, 24.9774],
株洲: [113.5327, 27.0319],
武汉: [114.3896, 30.6628],
汕头: [117.1692, 23.3405],
江门: [112.6318, 22.1484],
沈阳: [123.1238, 42.1216],
沧州: [116.8286, 38.2104],
河源: [114.917, 23.9722],
泉州: [118.3228, 25.1147],
泰安: [117.0264, 36.0516],
泰州: [120.0586, 32.5525],
济南: [117.1582, 36.8701],
济宁: [116.8286, 35.3375],
海口: [110.3893, 19.8516],
淄博: [118.0371, 36.6064],
淮安: [118.927, 33.4039],
深圳: [114.5435, 22.5439],
清远: [112.9175, 24.3292],
温州: [120.498, 27.8119],
渭南: [109.7864, 35.0299],
湖州: [119.8608, 30.7782],
湘潭: [112.5439, 27.7075],
滨州: [117.8174, 37.4963],
潍坊: [119.0918, 36.524],
烟台: [120.7397, 37.5128],
玉溪: [101.9312, 23.8898],
珠海: [113.7305, 22.1155],
盐城: [120.2234, 33.5577],
盘锦: [121.9482, 41.0449],
石家庄: [114.4995, 38.1006],
福州: [119.4543, 25.9222],
秦皇岛: [119.2126, 40.0232],
绍兴: [120.564, 29.7565],
聊城: [115.9167, 36.4032],
肇庆: [112.1265, 23.5822],
舟山: [122.2559, 30.2234],
苏州: [120.6519, 31.3989],
莱芜: [117.6526, 36.2714],
菏泽: [115.6201, 35.2057],
营口: [122.4316, 40.4297],
葫芦岛: [120.1575, 40.578],
衡水: [115.8838, 37.7161],
衢州: [118.6853, 28.8666],
西宁: [101.4038, 36.8207],
西安: [109.1162, 34.2004],
贵阳: [106.6992, 26.7682],
连云港: [119.1248, 34.552],
邢台: [114.8071, 37.2821],
邯郸: [114.4775, 36.535],
郑州: [113.4668, 34.6234],
鄂尔多斯: [108.9734, 39.2487],
重庆: [107.7539, 30.1904],
金华: [120.0037, 29.1028],
铜川: [109.0393, 35.1947],
银川: [106.3586, 38.1775],
镇江: [119.4763, 31.9702],
长春: [125.8154, 44.2584],
长沙: [113.0823, 28.2568],
长治: [112.8625, 36.4746],
阳泉: [113.4778, 38.0951],
青岛: [120.4651, 36.3373],
韶关: [113.7964, 24.7028]
}
const BJData = [
[{ name: '北京' }, { name: '上海', value: 95 }],
[{ name: '北京' }, { name: '广州', value: 90 }],
[{ name: '北京' }, { name: '大连', value: 80 }],
[{ name: '北京' }, { name: '南宁', value: 70 }],
[{ name: '北京' }, { name: '南昌', value: 60 }],
[{ name: '北京' }, { name: '拉萨', value: 50 }],
[{ name: '北京' }, { name: '长春', value: 40 }],
[{ name: '北京' }, { name: '包头', value: 30 }],
[{ name: '北京' }, { name: '重庆', value: 20 }],
[{ name: '北京' }, { name: '常州', value: 10 }]
]
const SHData = [
[{ name: '上海' }, { name: '包头', value: 95 }],
[{ name: '上海' }, { name: '昆明', value: 90 }],
[{ name: '上海' }, { name: '广州', value: 80 }],
[{ name: '上海' }, { name: '郑州', value: 70 }],
[{ name: '上海' }, { name: '长春', value: 60 }],
[{ name: '上海' }, { name: '重庆', value: 50 }],
[{ name: '上海' }, { name: '长沙', value: 40 }],
[{ name: '上海' }, { name: '北京', value: 30 }],
[{ name: '上海' }, { name: '丹东', value: 20 }],
[{ name: '上海' }, { name: '大连', value: 10 }]
]
const GZData = [
[{ name: '广州' }, { name: '福州', value: 95 }],
[{ name: '广州' }, { name: '太原', value: 90 }],
[{ name: '广州' }, { name: '长春', value: 80 }],
[{ name: '广州' }, { name: '重庆', value: 70 }],
[{ name: '广州' }, { name: '西安', value: 60 }],
[{ name: '广州' }, { name: '成都', value: 50 }],
[{ name: '广州' }, { name: '常州', value: 40 }],
[{ name: '广州' }, { name: '北京', value: 30 }],
[{ name: '广州' }, { name: '北海', value: 20 }],
[{ name: '广州' }, { name: '海口', value: 10 }],
[{ name: '广州' }, { name: '厦门', value: 10 }]
]
const planePath = 'path://M1705.06,1318.313v-89.254l-319.9-221.799l0.073-208.063c0.521-84.662-26.629-121.796-63.961-121.491c-37.332-0.305-64.482,36.829-63.961,121.491l0.073,208.063l-319.9,221.799v89.254l330.343-157.288l12.238,241.308l-134.449,92.931l0.531,42.034l175.125-42.917l175.125,42.917l0.531-42.034l-134.449-92.931l12.238-241.308L1705.06,1318.313z'
const convertData = function (data) {
const res = []
for (let i = 0; i < data.length; i++) {
const dataItem = data[i]
const fromCoord = geoCoordMap[dataItem[0].name]
const toCoord = geoCoordMap[dataItem[1].name]
if (fromCoord && toCoord) {
res.push({
fromName: dataItem[0].name,
toName: dataItem[1].name,
coords: [fromCoord, toCoord]
})
}
}
return res
}
const color = ['#a6c84c', '#ffa022', '#46bee9']
const series = [];
[
['北京', BJData], ['上海', SHData], ['广州', GZData]].forEach(
function (item, i) {
series.push({
name: item[0] + ' Top10',
type: 'lines',
zlevel: 1,
effect: {
show: true,
period: 6,
trailLength: 0.7,
color: '#fff',
symbolSize: 3
},
lineStyle: {
normal: {
color: color[i],
width: 0,
curveness: 0.2
}
},
data: convertData(item[1])
},
{
name: item[0] + ' Top10',
type: 'lines',
zlevel: 2,
effect: {
show: true,
period: 6,
trailLength: 0,
symbol: planePath,
symbolSize: 15
},
lineStyle: {
normal: {
color: color[i],
width: 1,
opacity: 0.4,
curveness: 0.2
}
},
data: convertData(item[1])
},
{
name: item[0] + ' Top10',
type: 'effectScatter',
coordinateSystem: 'geo',
zlevel: 2,
rippleEffect: {
brushType: 'stroke'
},
label: {
normal: {
show: true,
position: 'right',
formatter: '{b}'
}
},
symbolSize: function (val) {
return val[2] / 8
},
itemStyle: {
normal: {
color: color[i]
}
},
data: item[1].map(function (dataItem) {
return {
name: dataItem[1].name,
value: geoCoordMap[dataItem[1].name].concat([dataItem[1].value])
}
})
})
})
return {
tooltip: {
trigger: 'item'
},
series
}
}
},
mounted () {
this.echarts.options = this.setEchartsOptions()
}
}
</script>