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Web前端笔记-vue cli中使用echarts加载geo地图

时间:2022-06-29 17:41:52

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Web前端笔记-vue cli中使用echarts加载geo地图

效果是这样的:

此处是使用echarts加载geo地图。

这里简单说下逻辑:

首先npm下个包:

npm install echarts

然后用个vue组件封装下。

如下代码:

<template><div id="leftDownGeoGra" style="width: 100%;height: 100%"></div></template><script>import 'echarts/map/js/china'export default {mounted(){this.drawPie();},methods: {drawPie(){let myChart = this.$echarts.init(document.getElementById('leftDownGeoGra'));// 指定图表的配置项和数据let data = [{name: '南京', value: 279}];let geoCoordMap = {'海门': [121.15, 31.89],'鄂尔多斯': [109.781327, 39.608266],'招远': [120.38, 37.35],'舟山': [122.207216, 29.985295],'齐齐哈尔': [123.97, 47.33],'盐城': [120.13, 33.38],'赤峰': [118.87, 42.28],'青岛': [120.33, 36.07],'乳山': [121.52, 36.89],'金昌': [102.188043, 38.59],'泉州': [118.58, 24.93],'莱西': [120.53, 36.86],'日照': [119.46, 35.42],'胶南': [119.97, 35.88],'南通': [121.05, 32.08],'拉萨': [91.11, 29.97],'云浮': [112.02, 22.93],'梅州': [116.1, 24.55],'文登': [122.05, 37.2],'上海': [121.48, 31.22],'攀枝花': [101.718637, 26.582347],'威海': [122.1, 37.5],'承德': [117.93, 40.97],'厦门': [118.1, 24.46],'汕尾': [115.375279, 22.786211],'潮州': [116.63, 23.68],'丹东': [124.37, 40.13],'太仓': [121.1, 31.45],'曲靖': [103.79, 25.51],'烟台': [121.39, 37.52],'福州': [119.3, 26.08],'瓦房店': [121.979603, 39.627114],'即墨': [120.45, 36.38],'抚顺': [123.97, 41.97],'玉溪': [102.52, 24.35],'张家口': [114.87, 40.82],'阳泉': [113.57, 37.85],'莱州': [119.942327, 37.177017],'湖州': [120.1, 30.86],'汕头': [116.69, 23.39],'昆山': [120.95, 31.39],'宁波': [121.56, 29.86],'湛江': [110.359377, 21.270708],'揭阳': [116.35, 23.55],'荣成': [122.41, 37.16],'连云港': [119.16, 34.59],'葫芦岛': [120.836932, 40.711052],'常熟': [120.74, 31.64],'东莞': [113.75, 23.04],'河源': [114.68, 23.73],'淮安': [119.15, 33.5],'泰州': [119.9, 32.49],'南宁': [108.33, 22.84],'营口': [122.18, 40.65],'惠州': [114.4, 23.09],'江阴': [120.26, 31.91],'蓬莱': [120.75, 37.8],'韶关': [113.62, 24.84],'嘉峪关': [98.289152, 39.77313],'广州': [113.23, 23.16],'延安': [109.47, 36.6],'太原': [112.53, 37.87],'清远': [113.01, 23.7],'中山': [113.38, 22.52],'昆明': [102.73, 25.04],'寿光': [118.73, 36.86],'盘锦': [122.070714, 41.119997],'长治': [113.08, 36.18],'深圳': [114.07, 22.62],'珠海': [113.52, 22.3],'宿迁': [118.3, 33.96],'咸阳': [108.72, 34.36],'铜川': [109.11, 35.09],'平度': [119.97, 36.77],'佛山': [113.11, 23.05],'海口': [110.35, 20.02],'江门': [113.06, 22.61],'章丘': [117.53, 36.72],'肇庆': [112.44, 23.05],'大连': [121.62, 38.92],'临汾': [111.5, 36.08],'吴江': [120.63, 31.16],'石嘴山': [106.39, 39.04],'沈阳': [123.38, 41.8],'苏州': [120.62, 31.32],'茂名': [110.88, 21.68],'嘉兴': [120.76, 30.77],'长春': [125.35, 43.88],'胶州': [120.03336, 36.264622],'银川': [106.27, 38.47],'张家港': [120.555821, 31.875428],'三门峡': [111.19, 34.76],'锦州': [121.15, 41.13],'南昌': [115.89, 28.68],'柳州': [109.4, 24.33],'三亚': [109.511909, 18.252847],'自贡': [104.778442, 29.33903],'吉林': [126.57, 43.87],'阳江': [111.95, 21.85],'泸州': [105.39, 28.91],'西宁': [101.74, 36.56],'宜宾': [104.56, 29.77],'呼和浩特': [111.65, 40.82],'成都': [104.06, 30.67],'大同': [113.3, 40.12],'镇江': [119.44, 32.2],'桂林': [110.28, 25.29],'张家界': [110.479191, 29.117096],'宜兴': [119.82, 31.36],'北海': [109.12, 21.49],'西安': [108.95, 34.27],'金坛': [119.56, 31.74],'东营': [118.49, 37.46],'牡丹江': [129.58, 44.6],'遵义': [106.9, 27.7],'绍兴': [120.58, 30.01],'扬州': [119.42, 32.39],'常州': [119.95, 31.79],'潍坊': [119.1, 36.62],'重庆': [106.54, 29.59],'台州': [121.420757, 28.656386],'南京': [118.78, 32.04],'滨州': [118.03, 37.36],'贵阳': [106.71, 26.57],'无锡': [120.29, 31.59],'本溪': [123.73, 41.3],'克拉玛依': [84.77, 45.59],'渭南': [109.5, 34.52],'马鞍山': [118.48, 31.56],'宝鸡': [107.15, 34.38],'焦作': [113.21, 35.24],'句容': [119.16, 31.95],'北京': [116.46, 39.92],'徐州': [117.2, 34.26],'衡水': [115.72, 37.72],'包头': [110, 40.58],'绵阳': [104.73, 31.48],'乌鲁木齐': [87.68, 43.77],'枣庄': [117.57, 34.86],'杭州': [120.19, 30.26],'淄博': [118.05, 36.78],'鞍山': [122.85, 41.12],'溧阳': [119.48, 31.43],'库尔勒': [86.06, 41.68],'安阳': [114.35, 36.1],'开封': [114.35, 34.79],'济南': [117, 36.65],'德阳': [104.37, 31.13],'温州': [120.65, 28.01],'九江': [115.97, 29.71],'邯郸': [114.47, 36.6],'临安': [119.72, 30.23],'兰州': [103.73, 36.03],'沧州': [116.83, 38.33],'临沂': [118.35, 35.05],'南充': [106.110698, 30.837793],'天津': [117.2, 39.13],'富阳': [119.95, 30.07],'泰安': [117.13, 36.18],'诸暨': [120.23, 29.71],'郑州': [113.65, 34.76],'哈尔滨': [126.63, 45.75],'聊城': [115.97, 36.45],'芜湖': [118.38, 31.33],'唐山': [118.02, 39.63],'平顶山': [113.29, 33.75],'邢台': [114.48, 37.05],'德州': [116.29, 37.45],'济宁': [116.59, 35.38],'荆州': [112.239741, 30.335165],'宜昌': [111.3, 30.7],'义乌': [120.06, 29.32],'丽水': [119.92, 28.45],'洛阳': [112.44, 34.7],'秦皇岛': [119.57, 39.95],'株洲': [113.16, 27.83],'石家庄': [114.48, 38.03],'莱芜': [117.67, 36.19],'常德': [111.69, 29.05],'保定': [115.48, 38.85],'湘潭': [112.91, 27.87],'金华': [119.64, 29.12],'岳阳': [113.09, 29.37],'长沙': [113, 28.21],'衢州': [118.88, 28.97],'廊坊': [116.7, 39.53],'菏泽': [115.480656, 35.23375],'合肥': [117.27, 31.86],'武汉': [114.31, 30.52],'大庆': [125.03, 46.58]};let convertData = function (data){var res = [];for (var i = 0; i < data.length; i++) {var geoCoord = geoCoordMap[data[i].name];if (geoCoord) {res.push({name: data[i].name,value: geoCoord.concat(data[i].value)});}}return res;};//配置let option = {tooltip: {trigger: 'item'},title: {text: '当前你的位置',left: 'center',textStyle:{color: 'white'}},geo: {map: 'china',label: {// 显示各个省份名称emphasis: {show: true,color: '#fff'}},roam: false,//禁止其放大缩小itemStyle: {normal: {areaColor: 'rgb(79, 163, 213)',borderColor: '#002097'},emphasis: {areaColor: '#293fff'}}},series: [{type: 'scatter',coordinateSystem: 'geo',data: convertData(data),label: {normal: {formatter: '{b}',position: 'right',show: false},emphasis: {show: true}},itemStyle: {normal: {color: '#ffffff'}}},{name: 'position',type: 'effectScatter',coordinateSystem: 'geo',data: convertData(data.sort(function (a, b) {return b.value - a.value;}).slice(0, 5)),symbolSize: function (val) {return val[2] / 10;},// 气泡特效showEffectOn: 'render',rippleEffect: {// 气泡动画样式brushType: 'stroke'},// 是否开启鼠标滑过的动画样式hoverAnimation: true,label: {normal: {formatter: '{b}',position: 'right',show: true}},itemStyle: {normal: {// 气泡颜色color: '#ffffff'}}}]};// 使用刚指定的配置项和数据显示图表。myChart.setOption(option);window.addEventListener("resize", () => {myChart.resize();});}}}</script><style></style>

这里有个关键的地方:

需要导入map/js/china才行。不然

此处会报错。

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