var option = {        title: {            text: '原因饼状图',            x: 'center',            y: 'top',            textStyle: {                fontSize: 20                // color:'#629bb9'            }        },        legend: {            // y: 'bottom',            bottom:'30',            data: ['阿姨', '阿尔','阿三','阿斯']        },        series : [            {                type: 'pie',                radius : '50%',                center: ['50%', '40%'],                // selectedMode: 'single',                labelLine : {                    normal : {                        length : 1,                        length2 :1                    }                },                data:[                    {                        value:1548,                        name: '阿三'                    },                    {value:535, name: '啊四'},                    {value:510, name: '啊呜'},                    {value:735, name: '阿六'}                ],                itemStyle: {                    emphasis: {                        shadowBlur: 10,                        shadowOffsetX: 0,                        shadowColor: 'rgba(0, 0, 0, 0.5)'                     },                    normal:{                        color:function(params) {                            var colorList = [                                '#018d81', '#f1c40f', '#95a5a6', '#ff6384', '#36a2eb', '#FE8463'                            ];                            return colorList[params.dataIndex];                         }                    }              }            }        ]    };