highcharts 點選事件用法

<template>
  <div>
    {{pointerValue}}
    <highcharts :options="chartOptions" :callback="myCallback"></highcharts>
  </div>
</template>

<script>
export default {
  name: "HelloWorld",
  data() {
    return {
      pointerValue: "",
      chartOptions: {
        title: {
          text: "2010 ~ 2016 年太陽能行業就業人員發展情況",
        },
        subtitle: {
          text: "資料來源：thesolarfoundation.com",
        },
        yAxis: {
          title: {
            text: "就業人數",
          },
        },
        plotOptions: {
          series: {
            cursor: "pointer",
            events: {
              click: (event) => {
                // console.log(event);
                // console.log(event.point.category)
                console.log(event.point.options.y);
                this.pointerValue = event.point.options.y;
              },
            },
          },
        },

        legend: {
          layout: "vertical",
          align: "right",
          verticalAlign: "middle",
        },
        xAxis: {
          categories: [
            "Jan",
            "Feb",
            "Mar",
            "Apr",
            "May",
            "Jun",
            "Jul",
            "Aug",
            "Sep",
            "Oct",
            "Nov",
            "Dec",
          ],
        },
        series: [
          {
            data: [
              29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4,
              194.1, 95.6, 54.4,
            ],
          },
        ],
      },
    };
  },
  mounted() {

  },
  methods: {
   
  },
};
</script>

<style>
.highcharts-container {
  width: 600px;
  height: 400px;
  border: 1px solid #ddd;
  margin: auto;
}
</style>