Echarts之饼形图

var option = {
      title : {
        text: name,
        subtext: '',
        x:'center'
      },
      tooltip: {
        trigger: 'item',
        formatter: "{a} 
{b}: {c} ({d}%)"
      },
      legend: {
        orient: 'vertical',
        x: 'left',
        data:['男','女']
      },
      series: [
        {
          name:name,
          type: 'pie',
          radius: ['40%', '70%'],
          label: {
            normal: {
              show: true,
              formatter: '{d}%' //自定义显示格式(b:name, c:value, d:百分比)
            }
          },
          itemStyle: {
            emphasis: {
              shadowBlur: 10,
              shadowOffsetX: 0,
              shadowColor: 'rgba(0, 0, 0, 0.5)'
            }
          },
          data:data
        }
      ]