【Vue】vue2 封装 echarts 基础组件，直接传 option 即可

<template>
  <div class="EchartsBox">
    <div :id="'echarts' + id" :style="{ width: '100%', height: '100%' }">div>
  div>
template>

<script>
import * as echarts from "echarts";
export default {
  name: "EchartsBox",
  props: {
    id: {
      type: Number,
      default: 0,
    },
    option: {
      type: Object,
      default: () => {},
    },
  },
  data() {
    return {
      myChart: null,
    };
  },
  watch: {
    option: {
      handler() {
        this.myChart.setOption(this.option);
      },
      deep: true,
    },
  },
  mounted() {
    this.initEcharts();
  },
  methods: {
    initEcharts() {
      this.myChart = echarts.init(
        document.getElementById(`echarts${this.id}`),
        "dark"
      );
      this.myChart.setOption(this.option);
      window.addEventListener("resize", () => {
        this.myChart.resize();
      });
    },
  },
};
script>

<style scoped lang="scss">
.EchartsBox {
  width: 100%;
  height: 100%;
}
style>

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