drawLine() {
      var that = this
      window.addEventListener('resize', this.drawLine)
      let myChart = this.$echarts.init(this.$refs.echarts)
      var option = {
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            lineStyle: {
              color: '#57617B'
            }
          }
        },
        legend: {
          itemWidth: 14,
          itemHeight: 5,
          itemGap: 13,
          data: ['入库', '出库', '库存'],
          left: 'center',
          textStyle: {
            fontSize: 12,
            color: '#F1F1F3'
          }
        },
        grid: {
          left: '5%',
          right: '5%',
          bottom: '8%',
          top: '5%',
          containLabel: true
        },
        xAxis: [{
          type: 'category',
          boundaryGap: false,
          show: true,
          splitLine: {
            show: true,
            lineStyle: {
              type: 'dashed',
              color: 'rgba(255, 255, 255, 0.06)',
            }
          },
          axisLine: {
            show: true,
            lineStyle: {
              color: '#1249D5'
            }
          },
          axisLabel: {
            margin: 10,
            interval: 0,
            textStyle: {
              fontSize: 12,
              color: '#D6D9E3'
            }
          },
          data: ['00', '01', '02', '03', '04', '00', '01', '02', '03', '04', '00', '01', '02', '03', '04']
        }],
        yAxis: [{
          type: 'value',
          axisTick: {
            show: false
          },
          axisLine: {
            lineStyle: {
              color: 'rgba(255, 255, 255, 0.06)'
            }
          },
          axisLabel: {
            margin: 10,
            textStyle: {
              fontSize: 12,
              color: '#3BADEB'
            }
          },
          splitLine: {
            lineStyle: {
              color: 'rgba(255, 255, 255, 0.06)'
            }
          }
        }],
        series: [
          {
            name: '入库',
            type: 'line',
            smooth: true,
            symbol: 'circle',
            symbolSize: 0,
            showSymbol: true,
            lineStyle: {
              normal: {
                width: 1
              }
            },
            areaStyle: {
              normal: {
                color: new this.$echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                  offset: 0,
                  color: '#FEAD00'
                }, {
                  offset: 0.8,
                  color: hexToRgba('#FEAD00', 0.1)
                }], false),
              }
            },
            itemStyle: {
              normal: {
                color: '#FEAD00',
                borderColor: '#FEAD00',
                borderWidth: 1
              }
            },
            data: [26, 0, 77, 16, 79, 26, 0, 77, 16, 79, 26, 0, 77, 16, 79,]
          },
          {
            name: '出库',
            type: 'line',
            smooth: true,
            symbol: 'circle',
            symbolSize: 0,
            showSymbol: true,
            lineStyle: {
              normal: {
                width: 1
              }
            },
            areaStyle: {
              normal: {
                color: new this.$echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                  offset: 0,
                  color: '#FB5A40'
                }, {
                  offset: 0.8,
                  color: hexToRgba('#FB5A40', 0.1)
                }], false),
              }
            },
            itemStyle: {
              normal: {
                color: '#FB5A40',
                borderColor: '#FB5A40',
                borderWidth: 1
              }
            },
            data: [79, 26, 0, 207, 210, 79, 26, 0, 207, 116, 79, 26, 0, 177, 216,]
          },
          {
            name: '库存',
            type: 'line',
            smooth: true,
            symbol: 'circle',
            symbolSize: 0,
            showSymbol: true,
            lineStyle: {
              normal: {
                width: 1
              }
            },
            areaStyle: {
              normal: {
                color: new this.$echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                  offset: 0,
                  color: '#1BEFFC'
                }, {
                  offset: 0.8,
                  color: hexToRgba('#1BEFFC', 0.1)
                }], false),
              }
            },
            itemStyle: {
              normal: {
                color: '#1BEFFC',
                borderColor: '#1BEFFC',
                borderWidth: 1
              }
            },
            data: [116, 79, 26, 0, 177, 16, 79, 26, 0, 77, 116, 79, 26, 0, 77,]
          },
        ]
      };
      myChart.clear()
      myChart.resize()
      myChart.setOption(option)
    },