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怎么使用vue+echarts繪制省份地圖并添加自定義標(biāo)注

發(fā)布時(shí)間:2023-04-25 10:53:41 來(lái)源:億速云 閱讀:145 作者:iii 欄目:開(kāi)發(fā)技術(shù)

本文小編為大家詳細(xì)介紹“怎么使用vue+echarts繪制省份地圖并添加自定義標(biāo)注”,內(nèi)容詳細(xì),步驟清晰,細(xì)節(jié)處理妥當(dāng),希望這篇“怎么使用vue+echarts繪制省份地圖并添加自定義標(biāo)注”文章能幫助大家解決疑惑,下面跟著小編的思路慢慢深入,一起來(lái)學(xué)習(xí)新知識(shí)吧。

echarts繪制省份地圖并添加自定義標(biāo)注

效果圖

怎么使用vue+echarts繪制省份地圖并添加自定義標(biāo)注

在main.js中引入地圖

import echarts from 'echarts'
Vue.prototype.$echarts = echarts;

省份是動(dòng)態(tài)引入的,在.vue文件中

html部分

<div id="province_map_box">
   <div id=province_map"></div>
</div>

css部分

<style lang="scss" scoped>
  #province_map_box {
    height: 500px;
    position: relative;
  }
  #province_map_box #province_map{
    height: 100%;
  }
  #province_map_box .province_map_logo{
    position: absolute;
    top: 0;
    left: 0;
    width:45px;
  }
</style>
<style lang="scss">
  #province_map.tooltip_style{
    line-height:1.7;
    overflow: hidden;
  }
  #province_map.tooltip_left{
    float: left;
  }
  #province_map.tooltip_right{
    float: right;
  }
</style>

script部分

data () {
    return {
    	options: {
    		geo: {
	          map: "city",
	          scaleLimit: {
	            min: 1,
	            max: 2
	          },
	          zoom: 1,
	          top: 20,
	          label: {
	            normal: {
	              show:false,
	              fontSize: "14",
	              color: "rgba(0,0,0,0.7)"
	            },
	            emphasis: {
	              color: '#fff'
	            }
	          },
	          itemStyle: {
	            normal: {
	             	borderColor: "rgba(0, 0, 0, 0.2)",
	             	areaColor: "#3b9cff",//設(shè)置地圖區(qū)域背景色
	            },
	            emphasis: {
	              areaColor: "#3b9cff",
	              shadowOffsetX: 0,
	              shadowOffsetY: 0
	            }
	          }
	        },
	        series: [
	          {
	            name: '省份',
	            type: 'map',
	            geoIndex: 0,
	            map: 'province',
	            data:[]
	          },
	          {
	            name: '企業(yè)分布', //紅色標(biāo)注
	            type: 'custom',
	            coordinateSystem: 'geo',
	            clickable:true,
	            data:[]
	          }
	        ]
    	}	
    },
    cityJson: {
      features: []
    }
},
created(){
	this.city = this.$route.query.city
},
mounted() {
  this.$nextTick(()=>{
     this.initEchartMap()
   })
},
methods:{
	//初始化中國(guó)地圖
    initEchartMap() {
      let mapDiv = document.getElementById('japan_map')
      let myChart = this.$echarts.init(mapDiv)
      let city = this.city
      //動(dòng)態(tài)引入省份json文件
      this.cityJson = require(`echarts/map/json/province/${city}.json`)
      this.$echarts.registerMap('city', this.cityJson, {})
      this.setEchartOption()
      myChart.setOption(this.options)
	  //可為自定義圖標(biāo)添加點(diǎn)擊事件
      myChart.on('click', {element: 'aaa'}, (params) => {
        // todo: 當(dāng) name 為 'aaa' 的圖形元素被點(diǎn)擊時(shí),此回調(diào)被觸發(fā)。
      });
    },
    //修改echart配制
    setEchartOption(){
    	//紅色標(biāo)注點(diǎn)的坐標(biāo)
		let markList = [
          { name: '五常', value: [123.523565,52.920114] },
          { name: '中治', value: [126.319954,46.400728] },
          { name: '中順', value: [133.310927,47.271857] },
          { name: '常也', value: [129.631468,45.65747] },
          { name: '可譚', value: [130.551333,47.321922] },
          { name: '順允', value: [125.436884,48.460261] },
        ]
        this.options.series[1].data = markList
        if(markList.length>0){
	        this.options.series[1].renderItem = function(params,api){
            return {
	            type: 'image',
	            name: 'aaa',
	            style: {
	              image: require("@/assets/img/icon_mark.png"), //標(biāo)注點(diǎn)圖標(biāo)
	              width: 14,
	              height: 18,
	              x: api.coord([markList[params.dataIndex].value[0], markList[params.dataIndex].value[1]])[0],
	              y: api.coord([markList[params.dataIndex].value[0], markList[params.dataIndex].value[1]])[1]
            	}
         	 }
        }
      }
	}
}

注: echarts v4.2.1版本安裝后會(huì)有地圖json文件

怎么使用vue+echarts繪制省份地圖并添加自定義標(biāo)注

echarts添加地圖標(biāo)點(diǎn)(筆記)

如圖:

怎么使用vue+echarts繪制省份地圖并添加自定義標(biāo)注

實(shí)例html:

<!DOCTYPE html>
<html >
   <head>
       <meta charset="utf-8">
   </head>
   <body >
       <div id="container" ></div>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/dist/echarts.min.js"></script>
       <!-- <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-gl/dist/echarts-gl.min.js"></script> -->
       <!-- <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-stat/dist/ecStat.min.js"></script> -->
       <!-- <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/dist/extension/dataTool.min.js"></script> -->
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/map/js/china.js"></script>
       <script type="text/javascript" src="E:\incubator-echarts-4.8.0\map\js\province\guangxi.js"></script>
       <!-- <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/map/js/world.js"></script> -->
       <!-- <script type="text/javascript" src="https://api.map.baidu.com/api?v=2.0&ak=xfhhaTThl11qYVrqLZii6w8qE5ggnhrY&__ec_v__=20190126"></script>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/dist/extension/bmap.min.js"></script> -->
       <script type="text/javascript">
var dom = document.getElementById("container");
var myChart = echarts.init(dom);
var app = {};
option = null;
var geoCoordMap = {
    "南寧醫(yī)院":[108.324994,22.810701]
};
 
var convertData = function (data) {
    var res = [];
    for (var i = 0; i < data.length; i++) {
        var geoCoord = geoCoordMap[data[i].name];
        if (geoCoord) {
            res.push(geoCoord.concat(data[i].value).concat(data[i].name));
        }
    }
    console.log(res);
    return res;
};
 
 
option = {
    backgroundColor: '#fff',
    title: {
        text: '廣西區(qū)合作醫(yī)院分布',
        subtext: 'data from 數(shù)字廣潤(rùn)',
        sublink: 'http://gxgrtech.com.cn/',
        left: 'center',
        textStyle: {
            color: '#000'
        }
    },
    tooltip: {
        trigger: 'item',
        //formatter: "名稱(chēng):{a}<br />坐標(biāo):{c}"
        formatter:function(params){
            console.log(params);
            console.log(params.data[3]);
            var res = '名稱(chēng):'+params.data[3]+'<br/>';
            return res;
        }
 
    },
    legend: {
        orient: 'vertical',
        top: 'bottom',
        left: 'right',
        data:['醫(yī)院'],
        textStyle: {
            color: '#fff'
        }
    },
    visualMap: {
        min: 0,
        max: 300,
        splitNumber: 5,
        color: ['#d94e5d','#eac736','#50a3ba'],
        textStyle: {
            color: '#fff'
        },
        dimension:3
    },
    geo: {
        map: '廣西',
        label: {
            normal: {
                show:true,
                areaColor: '#ffefd5',
                borderColor: '#111',
                textStyle:{color:"#c71585"}
            },
            emphasis: {
                show: false,
                textStyle:{color:"#fff"}
            }
        },
        itemStyle: {
            normal: {
                show:false,
                areaColor: '#ffefd5',
                borderColor: '#009fe8'
            },
            emphasis: {
                show:false,
                areaColor: '#f47920'
            }
        }
    },
    series: [
        {
            name: '醫(yī)院',
            type: 'scatter',
            coordinateSystem: 'geo',
            data: convertData([
                {name: "南寧醫(yī)院", value: 9}
            ]),
            encode: {
                value: 2
            },
            symbolSize: 12,
            label: {
                normal: {
                        show: false,//顯示市區(qū)標(biāo)簽
                        textStyle:{color:"#c71585"}//省份標(biāo)簽字體顏色
                    },
                emphasis: {//對(duì)應(yīng)的鼠標(biāo)懸浮效果
                    show: true,    //關(guān)閉文字 (這東西有問(wèn)題得關(guān))
                    textStyle:{color:"#800080"}
                }
            },
            itemStyle: {
                normal: {
                        borderWidth: .5,//區(qū)域邊框?qū)挾?
                        borderColor: '#009fe8',//區(qū)域邊框顏色
                        areaColor:"#ffefd5",//區(qū)域顏色
                    },
                emphasis: {
                    show:true,
                    borderWidth: .5,
                    borderColor: '#4b0082',
                    areaColor:"#f47920",
                }
            }
        }
    ]
};
if (option && typeof option === "object") {
    myChart.setOption(option, true);
}
       </script>
   </body>
</html>

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