成功vue使用饼状图

先安装：npm install echarts –save
<template>
  <div class="app-container">
    <div ref="chartPie" style="width: 100%; height: 500px"></div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      PieData: [
        { value: 100, name: "一月份" },
        { value: 200, name: "二月份" },
        { value: 300, name: "三月份" },
        { value: 400, name: "四月份" },
        { value: 500, name: "五月份" },
      ],
    };
  },
  methods: {
    drawPieChart() {
      var echarts = require("echarts");
      var chartPie = echarts.init(this.$refs.chartPie);
      chartPie.setOption({
        title: {
          text: "饼状图例子",
          subtext: "手机销售量",
          x: "center",
        },
        tooltip: {
          trigger: "item",
          formatter: "{a} <br/>{b} : {c} ({d}%)",
        },
        legend: {
          orient: "vertical",
          left: "left",
        },
        series: [
          {
            name: "访问来源",
            type: "pie",
            radius: "65%",
            center: ["60%", "60%"],
            data: this.PieData,
            itemStyle: {
              emphasis: {
                shadowBlur: 10,
                shadowOffsetX: 0,
                shadowColor: "rgba(0, 0, 0, 0.5)",
              },
            },
          },
        ],
      });
    },
  },

mounted() {
    this.drawPieChart();
  },
};
</script>