barCategoryGap与barWidth一起使用barCategoryGap不生效echarts 柱状配置项内容和展示

barCategoryGap与barWidth一起使用barCategoryGap不生效

      option = {
    title: {
        text: '节点区块高度',
        x:60,
        //y:10,
        textStyle:{
            color:'#fff',
            fontWeight:100,
            fontSize:20,
        },
    },
    tooltip: {},
    backgroundColor: '#1E3350',
 
    xAxis: {
        data: ["P01","P02","P03","P04","P05","P06",
        "P07","P08","P09","P10","P11","P12"],
        axisLine: {show: false},
        axisTick: {show: false},
        axisLabel: {        
            //show: true,
            textStyle: {
                color: '#fff',
                fontSize:'10'
            }
        },
    },
   // yAxis: {},
    yAxis:{
       min:0,
       max:30,
       minInterval :10 ,
       axisLine: {show: false},
       axisTick: {show: false},
       splitLine:{
         lineStyle: {
             type:'dotted'
         }
       },
       axisLabel: {        
            //show: true,
            textStyle: {
                color: '#8696AF',
                fontSize:'15',
                //align:'left',
               // inside:true,
               //
                //rotate:30,
            }
        },
       //splitArea : {show : true}
    },
    
    series: [{
        name: '',
        type: 'bar',
        //scale: true,
        barWidth:16,
        itemStyle: {
                normal: {
                    color: new echarts.graphic.LinearGradient(
                        0, 0, 0, 1,
                        [
                            {offset: 0, color: "rgba(67,232,216,0.8)"},
                            //{offset: 0.5, color: '#1BA399'},
                            {offset: 1, color: "rgba(35,116,126,1)"},
                        ]
                    )
                }
            },
        data: [19, 15, 10, 8, 9, 8, 9 ,10 ,12 ,18,23,19]
    }]
};