text: export default class EchartsOptions {
    constructor() {
      return {
        backgroundColor: "#02AFDB",
        tooltip: {},
        geo: {
          map: "北京",
          roam: true,
          label: {
            normal: {
              show: true,
              textStyle: {
                color: "rgba(0,0,0,0.4)"
              }
            }
          },
          itemStyle: {
            normal: {
              borderColor: "rgba(0, 0, 0, 0.2)"
            },
            emphasis: {
              areaColor: null,
              shadowOffsetX: 0,
              shadowOffsetY: 0,
              shadowBlur: 20,
              borderWidth: 0,
              shadowColor: "rgba(0, 0, 0, 0.5)"
            }
          }
        }
      };
    }
  }
  