echarts画柱状图

drawLeftHistogram(){
          let Histogram = echarts.init(document.getElementById('data-left-bottom-table-wrap'));
          let option = null;
          option = {
            tooltip: {
                    trigger: 'axis',
                    axisPointer: {
                        type: 'shadow'
                    }
                },
            // color:['#00C0FF','#FFDC5C'],
            icon: "circle",
            legend: {
                x:'200px',
                y:'10px',
                data:['总人数','刷脸人数'],
                textStyle:{
                  fontSize: 14,//字体大小
                  color: '#BBF6FF'//字体颜色
                },

            },
            grid: {
                left: '0px',
                // right: '0px',
                bottom: '0px',
                containLabel: true
            },
            xAxis: {
                type: 'value',
                boundaryGap: [0, 0.01],
                name:'人数',
                nameGap:'15',
                show:true,
                axisLabel:{
                  textStyle:{
                    color:'white'
                  }
                },
                splitArea : {
                  show : false,
                },
                splitLine : {
                  show :false,
                },
                axisLine:{
                  lineStyle:{
                      color:'#BBF6FF',
                      width:2,
                  },
                  symbol:['none','arrow']
                },
            },
            yAxis: {
                type: 'category',
                data: ['运营部','研发部','品牌部','人事部'],
                name:'部门',
                show:true,
                axisLabel:{
                  textStyle:{
                    color:'white'
                  }
                },
                splitArea : {
                  show : false,
                },
                splitLine : {
                  show :false,
                },
                axisLine:{
                  lineStyle:{
                      color:'#BBF6FF',
                      width:2,
                  },
                  symbol:['none','arrow']
                },
            },
            series: [
                {
                    name: '总人数',
                    barWidth : 12,
                    type: 'bar',
                    label: {
                        normal: {
                            show: true,
                            position: 'right',
                            textStyle: {
                              color: 'white'
                            }
                        }
                        },
                    itemStyle: {
                            emphasis: {
                                barBorderRadius: 7
                            },
                            normal: {
                                barBorderRadius: 7,
                                color: new echarts.graphic.LinearGradient(0, 0, 1, 0, [{
                                    offset: 0,
                                    color: "#2A86FF" // 0% 处的颜色
                                }, {
                                    offset: 0.6,
                                    color: "#22A8FF" // 60% 处的颜色
                                }, {
                                    offset: 1,
                                    color: "#1BCBFF" // 100% 处的颜色
                                }], false)
                            }
                    },
                    data: [53, 55, 84, 32]
                },
                {
                    name: '刷脸人数',
                    barWidth : 12,
                    type: 'bar',
                    label: {
                        normal: {
                            show: true,
                            position: 'right',
                            textStyle: {
                              color: 'white'
                            }
                        }
                        },
                      itemStyle: {
                              emphasis: {
                                  barBorderRadius: 7
                              },
                              normal: {
                                barBorderRadius: 7,
                                  color: new echarts.graphic.LinearGradient(0, 0, 1, 0, [{
                                      offset: 0,
                                      color: "#1CA485" // 0% 处的颜色
                                  }, {
                                      offset: 0.6,
                                      color: "#35C980" // 60% 处的颜色
                                  }, {
                                      offset: 1,
                                      color: "#50F279" // 100% 处的颜色
                                  }], false)
                              }
                      },
                    data: [43, 45, 35, 26]
                }
            ]
        };
        if (option && typeof option === "object") {
            Histogram.setOption(option);
        }
      }