8.legend格式化

<script>
const getname = ["时长异常", "时长正常", "无时长"]; //初始化getname
const getNum = [0, 0, 0]; //初始化getNum
export default{
    data(){
        return{
            chartOption:{
                legend: {
                  x: "right", //可设定图例在左、右、居中
                  y: "center", //可设定图例在上、下、居中
                  align: "left", //字在图例的左边或右边【left/right】
                  orient: "vertical", //图例方向【horizontal/vertical】
                  icon: "circle", //图例形状【circle、rect、roundRect、triangle、diamond、pin、arrow、none】
                  itemGap: 12,
                  textStyle: {
                    rich: {
                      name: {
                        color: "#595959",
                        fontSize: 14,
                        width: 100,
                        fontWeight: 400
                      },
                      value: {
                        color: "#595959",
                        fontSize: 14,
                        width: 100,
                        fontWeight: 400
                      }
                    }
                  },
                  // legend加百分号
                  formatter: function(name) {
                    for (let i = 0; i < getname.length; i++) {
                      if (name == getname[i]) {
                        return `{name|${name}}{value${i}|${getNum[i]}%}`;
                      }
                    }
                  }
                },
            }
        }
    }
}
</script>