<div id="totalChart" :style="{ height: '360px', width: '100%'}"></div>



    getData() {
      request.workOrderList().then(({ object }) => {
        let category = [], series = []
        const xAxisData = object.xItems.map(item => item + '月')
        object.groups.forEach(item => {
          category.push(item.orderType)
          series.push({
            name: item.orderType,
            data: item.data,
            type: 'line',
            itemStyle: {
              normal: {
                lineStyle: {
                  width: 0.80
                }
              }
            }
          })
        });
        this.initChart(category, xAxisData, series)
      })
    },



  initChart(category, xAxisData, series) {
      let chart = this.$echarts.init(document.getElementById('totalChart'));
      var option = {
        color: ['#6395f9', '#62daab', '#657798', '#f6c022'],
        grid: {
          top: '3%',
          left: '5%',
          right: '5%',
          bottom: '20%',
          containLabel: true
        },
        tooltip: {
          trigger: 'axis'
        },
        legend: {
          bottom: "8%",
          data: category,
          icon: 'rect',
          itemHeight: 2,
          itemWidth: 12,
          itemGap: 20
        },
        yAxis: {
          type: 'value',
          axisLine: {
            show: false
          },
          axisTick: {
            show: false
          },
          splitLine: {
            lineStyle: {
              color: ['#e6e6e6']
            }
          }
        },
        xAxis: {
          type: 'category',
          data: xAxisData,
          axisTick: {
            lineStyle: {
              color: ['#999']
            }
          },
          axisLine: {
            lineStyle: {
              color: ['#999']
            }
          }
        },
        series: series
      };
      chart.setOption(option);
      window.addEventListener("resize", () => {
        chart.resize();
      });
    },