Vue使用Echarts绘画地图可视化

下载Echarts

npm install echarts

效果一(城市标记点)

完整代码如下

<template>
  <div class="chartBox">
    <div id="mapChart" style="width:100%,height:100%"></div>
  </div>
</template>

<script>
import Vue from "vue";
import echarts from "echarts";
Vue.prototype.$echarts = echarts;
import china from "echarts/map/json/china.json";
echarts.registerMap("china", china);
export default {
  data() {
    return {};
  },
  mounted() {
    this.getMapChart();
  },
  methods: {
    getMapChart() {
      var dataValue = this.dealWithData();
      var data1 = dataValue.splice(0, 6);
      var myChart = this.$echarts.init(document.getElementById("mapChart"));
      var option = {
        tooltip: {
          show: false,
        },
        backgroundColor: "#fff",
        geo: {
          map: "china",
          roam: false, // 一定要关闭拖拽
          zoom: 1.23,
          center: [105, 36], // 调整地图位置
          label: {
            normal: {
              show: false, //关闭省份名展示
              fontSize: "10",
              color: "rgba(0,0,0,0.7)",
            },
            emphasis: {
              show: false,
            },
          },
          itemStyle: {
            normal: {
              areaColor: "#0d0059",
              borderColor: "#389dff",
              borderWidth: 1, //设置外层边框
              shadowBlur: 5,
              shadowOffsetY: 8,
              shadowOffsetX: 0,
              shadowColor: "#01012a",
            },
            emphasis: {
              areaColor: "#184cff",
              shadowOffsetX: 0,
              shadowOffsetY: 0,
              shadowBlur: 5,
              borderWidth: 0,
              shadowColor: "rgba(0, 0, 0, 0.5)",
            },
          },
        },
        series: [
          {
            type: "map",
            map: "china",
            roam: false,
            zoom: 1.23,
            center: [105, 36],
            // geoIndex: 1,
            // aspectScale: 0.75, //长宽比
            showLegendSymbol: false, // 存在legend时显示
            label: {
              // 显示地图省名称
              normal: {
                color: "#389dff",
                formatter: "{b}",
                position: [-12, -1],
                show: true,
              },
              emphasis: {
                show: false,
              },
            },
            itemStyle: {
              normal: {
                areaColor: "#0d0059",
                borderColor: "#389dff",
                borderWidth: 0.5,
              },
              emphasis: {
                areaColor: "#17008d",
                shadowOffsetX: 0,
                shadowOffsetY: 0,
                shadowBlur: 5,
                borderWidth: 0,
                shadowColor: "rgba(0, 0, 0, 0.5)",
              },
            },
          },
          {
            name: "",
            type: "scatter",
            coordinateSystem: "geo",
            data: dataValue,
            symbol: "circle",
            symbolSize: 5,
            hoverSymbolSize: 10,
            tooltip: {
              formatter(value) {
                return (
                  value.data.name + "<br/>" + "物流量：" + value.data.value[2]
                );
              },
              show: true,
            },
            encode: {
              value: 2,
            },
            label: {
              formatter: "{b}",
              position: "right",
              show: false,
            },
            itemStyle: {
              color: "#0efacc",
            },
            emphasis: {
              label: {
                show: false,
              },
            },
          },
          {
            name: "前五城市标记点动画",
            type: "effectScatter",
            coordinateSystem: "geo",
            data: data1,
            symbolSize: 8,
            tooltip: {
              formatter(value) {
                return (
                  value.data.name + "<br/>" + "门店数：" + value.data.value[2]
                );
              },
              show: true,
            },
            encode: {
              value: 2,
            },
            showEffectOn: "render",
            rippleEffect: {
              brushType: "stroke",
              color: "#0efacc",
              period: 9,
              scale: 5,
            },
            hoverAnimation: true,
            label: {
              formatter: "{b}",
              position: "right",
              show: true,
            },
            itemStyle: {
              color: "#0efacc",
              shadowBlur: 2,
              shadowColor: "#333",
            },
            zlevel: 1,
          },
        ],
      };
      myChart.setOption(option);
      myChart.on("click", (params) => {
        console.log(params);
        return;
        this.$router.push({
          path: "/mapEchartProvince",
          query: { provinceName: params.data.ename, province: params.name },
        });
      });
      myChart.setOption(option);
      window.onresize = () => {
        myChart.resize();
      };
    },
    dealWithData() {
      var geoCoordMap = [
        {
          name: "广州",
          value: [113.23, 23.16, 20],
        },
        {
          name: "深圳",
          value: [114.07, 22.62, 60],
        },
        {
          name: "呼和浩特",
          value: [111.65, 40.82, 20],
        },
        {
          name: "宁波",
          value: [121.56, 29.86, 10],
        },
        {
          name: "珠海",
          value: [113.52, 22.3, 10],
        },
        {
          name: "重庆",
          value: [106.54, 29.59, 11],
        },
        {
          name: "杭州",
          value: [120.19, 30.26, 12],
        },
        {
          name: "九江",
          value: [115.97, 29.71, 13],
        },
        {
          name: "哈尔滨",
          value: [126.63, 45.75, 14],
        },
        {
          name: "合肥",
          value: [117.27, 31.86, 15],
        },
        {
          name: "义乌",
          value: [120.06, 29.32],
        },
      ];
      return geoCoordMap;
    },
  },
};
</script>

<style lang="less" scoped>
.chartBox {
  width: 100%;
  height: 100vh;
}

#mapChart {
  width: 100%;
  height: 100%;
}
</style>

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效果二(标记点显示数字)

完整代码如下

<template>
  <div class="chartBox">
    <div id="mapChart" style="width:100%,height:100%"></div>
  </div>
</template>

<script>
import Vue from "vue";
import echarts from "echarts";
Vue.prototype.$echarts = echarts;
import china from "echarts/map/json/china.json";
echarts.registerMap("china", china);
export default {
  data() {
    return {};
  },
  mounted() {
    this.getRandom();
  },
  methods: {
    getRandom() {
      var cityData = [
        {
          name: "北京",
          value: 10,
          ename: "北京",
        },
        {
          name: "天津",
          ename: "天津",
        },
        {
          name: "上海",
          value: 5,
          ename: "上海",
        },
        {
          name: "重庆",
          ename: "重庆",
        },
        {
          name: "河北",
          ename: "河北",
        },
        {
          name: "河南",
          ename: "河南",
        },
        {
          name: "云南",
          ename: "云南",
        },
        {
          name: "辽宁",
          ename: "辽宁",
        },
        {
          name: "黑龙江",
          ename: "黑龙江",
        },
        {
          name: "湖南",
          ename: "湖南",
        },
        {
          name: "安徽",
          ename: "安徽",
        },
        {
          name: "山东",
          ename: "山东",
        },
        {
          name: "新疆",
          ename: "新疆",
        },
        {
          name: "江苏",
          ename: "江苏",
        },
        {
          name: "浙江",
          value: 3,
          ename: "浙江",
        },
        {
          name: "江西",
          ename: "江西",
        },
        {
          name: "湖北",
          ename: "湖北",
        },
        {
          name: "广西",
          value: 23,
          ename: "广西",
        },
        {
          name: "甘肃",
          ename: "甘肃",
        },
        {
          name: "山西",
          ename: "山西",
        },
        {
          name: "内蒙古",
          ename: "内蒙古",
        },
        {
          name: "陕西",
          ename: "陕西",
        },
        {
          name: "吉林",
          ename: "吉林",
        },
        {
          name: "福建",
          ename: "福建",
        },
        {
          name: "贵州",
          ename: "贵州",
        },
        {
          name: "广东",
          value: 53,
          ename: "广东",
        },
        {
          name: "青海",
          ename: "青海",
        },
        {
          name: "西藏",
          ename: "西藏",
        },
        {
          name: "四川",
          ename: "四川",
        },
        {
          name: "宁夏",
          ename: "宁夏",
        },
        {
          name: "海南",
          ename: "海南",
        },
        {
          name: "台湾",
          ename: "台湾",
        },
        {
          name: "香港",
          ename: "香港",
        },
        {
          name: "澳门",
          ename: "澳门",
        },
      ];
      const geoCoordMap = {
        广东: [113.75, 23.04],
        广西: [108.36, 22.8],
      };
      this.convertData = (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), //将上面数组的value添加到经纬度后面
              ename: data[i].ename,
            });
            console.log(res);
          }
        }
        return res;
      };
      this.getMapChart(cityData);
    },
    getMapChart(data) {
      var myChart = this.$echarts.init(document.getElementById("mapChart"));
      var option = {
        title: {
          text: "中国地图",
          x: "20",
          top: "20",
          textStyle: {
            color: "#000",
            fontSize: "22",
          },
          subtextStyle: {
            color: "#90979c",
            fontSize: "16",
          },
        },
        backgroundColor: "#fff",
        tooltip: {
          textStyle: {
            color: "#fff",
          },
        },
        geo: {
          //设置geo地图
          map: "china", //此处名字应和registerMap处一样
          label: {
            show: true,
            color: "#fff",
            fontSize: 12,
          },
          itemStyle: {
            normal: {
              areaColor: "#0d0059",
              borderColor: "#389dff",
              borderWidth: 1, //设置外层边框
              shadowBlur: 5,
              shadowOffsetY: 8,
              shadowOffsetX: 0,
              shadowColor: "#01012a",
            },
          },
          silent: true,
        },
        series: [
          {
            name: "拥有分店", //图例名称
            type: "effectScatter", //图例类型
            coordinateSystem: "geo", //使用geo地图
            symbol: "pin", //图例样式
            showEffectOn: "emphasis", //涟漪特效何时触发
            symbolSize: 60, //图例大小,
            rippleEffect: {
              //特效设置
              scale: 1.5,
            },
            label: {
              show: true, //是否显示文本标签
              formatter: "{@value}", //展示名称为value的数据
              color: "#fff",
            },
            encode: {
              value: 2,
            },
            data: this.convertData(data),
          },
        ],
      };
      myChart.on("click", (params) => {
        this.$router.push({
          path: "/mapEchartProvince",
          query: { provinceName: params.data.ename, province: params.name },
        });
      });
      myChart.setOption(option);
      window.onresize = () => {
        myChart.resize();
      };
    },
  },
};
</script>

<style lang="less" scoped>
.chartBox {
  width: 100%;
  height: 100vh;
}

#mapChart {
  width: 100%;
  height: 100%;
}
</style>

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三、省级地图

连接后面带参数：http://192.168.1.3:8081/#/mapEchartProvince?provinceName=guangdong&province=广东
地图的json自行去下载
下载的地图JSON放在项目当中

完整代码如下

<template>
  <div class="chartBox">
    <div id="chartMap" style="width: 100%; height: 100%"></div>
  </div>
</template>

<script>
import Vue from "vue";
import echarts from "echarts";
Vue.prototype.$echarts = echarts;
export default {
  data() {
    return {
      provinceName: "",
      province: "",
    };
  },
  mounted() {},
  activated() {
    this.draw("chartMap");
  },
  methods: {
    // 初始化
    draw(chart) {
      this.provinceName = this.$route.query.provinceName;
      this.province = this.$route.query.province;
      let myChart = this.$echarts.init(document.getElementById(chart));
      let nj_map = require("../utils/省份数据JSON/json/province-json/" +
        this.provinceName);
      this.$echarts.registerMap(this.province, nj_map);
      let citys = [
        {
          name: "延庆区",
          value: "30000",
        },
      ];
      let option = {
        title: {
          text: this.province,
          left: 0,
          textStyle: {
            fontSize: 16,
            color: "#257dff",
          },
        },
        grid: {
          x: 50,
          y: 55,
        },
        tooltip: {
          trigger: "item",
          showDelay: 0,
          transitionDuration: 0.2,
          position: "right",
          confine: true,
        },
        visualMap: {
          left: "left",
          min: 0,
          max: 0,
          inRange: {
            color: [
              "#AFEEEE",
              "#e0f3f8",
              "#B0C4DE",
              "#abd9e9",
              "#74add1",
              "#6495ED",
              "#5A4ABD",
              "#6166b5",
            ],
          },
          text: ["High", "Low"],
          calculable: true,
          show: false,
        },
        series: [
          {
            name: "销售额",
            type: "map",
            roam: true,
            map: this.province, //这里的名字和上面registerMap里的名字要对应
            label: {
              normal: {
                show: true,
                textStyle: {
                  color: "#fff",
                  textShadowOffsetX: 0,
                  textShadowOffsetY: 0,
                  textShadowBlur: 5,
                  textShadowColor: "#000",
                },
              },
            },
            itemStyle: {
              emphasis: {
                label: {
                  show: true,
                  textStyle: {
                    color: "#000",
                    textShadowOffsetX: 0,
                    textShadowOffsetY: 0,
                    textShadowBlur: 10,
                    textShadowColor: "#fff",
                  },
                },
                areaColor: "#ff0",
              },
            },
            // 文本位置修正
            textFixed: {
              Alaska: [20, -20],
            },
            data: citys,
            left: "30%",
            top: 0,
            right: "10%",
            bottom: 0,
          },
        ],
      };
      myChart.setOption(option);
    },
  },
};
</script>

<style scope lang="less">
.chartBox {
  width: 100%;
  height: 500px;
}
</style>

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