label topecharts 柱状配置项内容和展示

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var data=[10, 40, 60, 50, 70, 60, 40];
// 求一个数组的最大值
function max(data){
    var max=data[0];
    for(var i=0;i<data.length;i++){
        if (max<data[i]) {
            max=data[i];
        }
    }
    return max;
}
// 背景xdata  渐变色柱状图   间隔色 两种  你可以设置多种
var bgData=[];
for(var i=0;i<data.length;i++){
    bgData.push(max(data));
}

option = {
    xAxis: {
        data: ['优酷', '爱奇艺', '腾讯', '乐视', '暴风影音', '百度', '其他'],//x轴
        axisTick:{
            alignWithLabel:true,
            length:0
        },
        axisLine:{
            lineStyle:{
                width:3,
                color:'rgb(162,218,224)'
            }
        },
        axisLabel:{
            color:'rgb(170,242,254)',
            fontSize:14,
            formatter:function(param){
                return param.slice(0,2)
            }
        }
    },
    yAxis: {
        axisTick:{
            lineStyle:{
                color:'rgb(162,218,224)',
                width:2
            }
        },
        axisLine:{
            lineStyle:{
                width:3,
                color:'rgb(162,218,224)'
            }
        },
        axisLabel:{
            color:'rgb(170,242,254)',
            fontSize:12,
            formatter:'{value}%'
        },
        splitLine:{
            lineStyle:{
                color:'rgb(51,86,131)'
            }
        }
    },
    series: [{//如果不需要背景色  可以把此 bar删掉  上方求bgData的过程删掉
        type: 'bar',
        data:bgData,
        tooltip:{
            show:false
        },
        silent:true,
        itemStyle:{
            normal:{
                color:'rgba(0,0,0,.3)'
            }
        }
    },{
       type:"bar",
       data:data,
       barGap:'-100%',
       barCategoryGap:'50%' ,
       itemStyle:{
           normal:{
               color:new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                    offset: 0,
                    color: 'rgba(0, 227, 252, 0.8)'//起始色  可以自己设置
                }, {
                    offset: 1,
                    color: 'rgba(0, 227, 252,0.2)'//结束色
                }], false),
                borderColor:new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                    offset: 0,
                    color: 'rgba(255, 255, 255, 1)'//起始色  可以自己设置
                }, {
                    offset: 0.05,
                    color: 'rgba(0, 227, 252,0)'//结束色
                }], false),
                borderWidth:15
           }
       },
       label:{
          show:true,
         position:'top',
         padding:[5,10],
         fontSize:26,
         width:60,
         color:'rgb(233,235,4)',
         formatter:'{c}%',
         backgroundColor:{
             image:src
         },
         rich:{}
         
       }
    }]
};