圆环图

描述:当前是关于Echarts图表中的 饼图 示例。
 
            option = {
   series: [
    {
        "name":"运行状态",
        "type":"pie",
        "startAngle":90,
        "radius":[
            "58%",
            "73%"
        ],
        "center":[
            "50%",
            "50%"
        ],
        "label":{
            "padding":[
                15,
                0,
                0,
                0
            ],
            "color":"#4E5969",
            "fontSize":14,
            "formatter":"{b|{b}} {d|{c}%}\n",
            "rich":{
                "b":{
                    "fontSize":14,
                    "color":"#4E5969"
                },
                "d":{
                    "fontSize":16,
                    "fontWeight":600,
                    "fontFamily":"DINAlternate-Bold, DINAlternate",
                    "color":"#4E5969"
                }
            }
        },
        "labelLine":{
            "length2":4
        },
        "data":[
            {
                "name":"时长异常",
                "value":41.63,
                "itemStyle":{
                    "color":"#FF8542",
                    "borderColor":"#fff",
                    "borderWidth":2
                }
            },
            {
                "name":"时长正常",
                "value":51.58,
                "itemStyle":{
                    "color":"#358EFE",
                    "borderColor":"#fff",
                    "borderWidth":2
                }
            },
            {
                "name":"无时长",
                "value":6.79,
                "itemStyle":{
                    "color":"#12C2C1",
                    "borderColor":"#fff",
                    "borderWidth":2
                }
            }
        ]
    }
]
};