var colorArr = ["#218de0", "#01cbb3", "#85e647", "#5d5cda", "#f6d54a", "#f845f1"];
var colorAlpha = ['rgba(60,170,211,0.05)', 'rgba(1,203,179,0.05)', 'rgba(133,230,71,0.05)', 'rgba(93,92,218,0.05)', 'rgba(5,197,176,0.05)'];
var myProperty = {
  titlefontsize: 14, //字体大小
  polarradius: '60%',
  pieradius: '60%',
  length1: 10,
  length2: 15,
};
var myData = {
  number: ['221', '170', '210', '226', '54'],
  titlename: ["门诊", "住院", "急诊", "体检"],
};
var data = [];
var total = 0;
for (var i = 0; i < myData.number.length; i++) {
  total += (Number)(myData.number[i]);
}
for (let index = 0; index < myData.titlename.length; index++) {
  data.push({
    value: myData.number[index],
    name: myData.titlename[index],
    itemStyle: {
      normal: {
        borderColor: colorArr[index],
        borderWidth: 2,
        shadowBlur: 20,
        shadowColor: colorArr[index],
        shadowOffsetx: 25,
        shadowOffsety: 20,
        color: colorAlpha[index]
      }
    },
    label: {
      normal: {
        formatter: ['{b|{b}:{c}人}', '{d|{d}%}'].join('\n'), //join函数将数组中的元素用选择的分隔符拼接成一个字符串
        rich: {
          b: {
            color: colorArr[index],
            fontSize: myProperty.titlefontsize,
            lineHeight: 20
          },
          d: {
            color: '#d0fffc',
            fontSize: myProperty.titlefontsize, //手动输入的字体大小
            height: 20,
            align: 'center', //这里是控制文本的位置 此时是居中
          },
        },
  
      }
    },
  })
}
option = {
  backgroundColor: "#030c2b",
  grid: {
    left: -100,
    top: 50,
    bottom: 10,
    right: 10,
    containLabel: true
  },
  polar: {
    radius: myProperty.polarradius,
  },
  angleAxis: {
    interval: 1,
    type: 'category',
    data: [],
    z: 10,
    axisLine: {
      show: false,
      lineStyle: {
        color: "#0B4A6B",
        width: 1,
        type: "solid"
      },
    },
    axisLabel: {
      interval: 0,
      show: true,
      color: "#0B4A6B",
      margin: 8,
      fontSize: 12
    },
  },
  radiusAxis: {
    min: 20,
    max: 120,
    interval: 20,
    axisLine: {
      show: false,
      lineStyle: {
        color: "#0B3E5E",
        width: 1,
        type: "solid"
      },
    },
    axisLabel: {
      formatter: '{value} %',
      show: false,
      padding: [0, 0, 20, 0],
      color: "#0B3E5E",
      fontSize: 12
    },
    splitLine: {
      lineStyle: {
        color: "#07385e",
        width: 2,
        type: "dashed"
      }
    },
  },
  calculable: true,
  series: [{
    stack: 'a',
    type: 'pie',
    radius: myProperty.pieradius,
     roseType: 'radius',
    zlevel: 10,
    startAngle: 100,
    labelLine: {
      normal: {
        show: true,
        length: myProperty.length1,
        length2: myProperty.length2,
        lineStyle: {
          color: '#0096b1'
        }
      },
      emphasis: {
        show: false
      }
    },
    data: data,
  }]
};

点击运行 》