Echarts在线免费图表

 
            var getnhname = ['教师','学生'];
var getnhvalue = [4,95];
var getflname = ['其他', '用餐支出', '用水支出', '用电支出'];
var getflvalue = [10,40,35,15];

// 圆环值
var data1 = [];
for(var i = 0;i<getflname.length;i++){
	data1.push({name:getflname[i],value:getflvalue[i]})
}

// 环内
var data2 = [];
for(var i = 0;i<getnhname.length;i++){
	data2.push({name:getnhname[i],value:getnhvalue[i]})
}

// 圆环颜色
var color = [{
    type: 'linear',
    x: 0,
    y: 0,
    x2: 0,
    y2: 1,
    colorStops: [{
            offset: 0,
            color: '#4A92FF' // 0% 处的颜色
        },
        {
            offset: 1,
            color: '#75D0FF' // 100% 处的颜色
        }
    ],
}, {
    type: 'linear',
    x: 0,
    y: 0,
    x2: 0,
    y2: 1,
    colorStops: [{
            offset: 0,
            color: '#7488FF' // 0% 处的颜色
        },
        {
            offset: 1,
            color: '#7464F2' // 100% 处的颜色
        }
    ],
}, {
    type: 'linear',
    x: 0,
    y: 0,
    x2: 0,
    y2: 1,
    colorStops: [{
            offset: 0,
            color: '#54C7C0' // 0% 处的颜色
        },
        {
            offset: 1,
            color: '#93FFF3' // 100% 处的颜色
        }
    ],
}, {
    type: 'linear',
    x: 0,
    y: 0,
    x2: 0,
    y2: 1,
    colorStops: [{
            offset: 0,
            color: '#EAC093' // 0% 处的颜色
        },
        {
            offset: 1,
            color: '#FDC48D' // 100% 处的颜色
        }
    ],
}, ]

// 内环边框
var innerColor = ['#AFD4FF', '#F1C191']

var dataConsump = [];
var dataType = []

for (var i = 0; i < data1.length; i++) {
    dataConsump.push({
        value: data1[i].value,
        name: data1[i].name,
        itemStyle: {
            normal: {
                borderWidth: 6,
                shadowBlur: 5,
                color: color[i],
                borderColor: color[i],
                shadowColor: color[i]
            }
        }
    });
}
for (let i = 0; i < data2.length; i++) {
    dataType.push({
        name: data2[i].name,
        value: data2[i].value,
        itemStyle: {
            shadowBlur: 7,
            borderWidth: 2,
            color: '#010818',
            borderColor: innerColor[i],
            shadowColor: innerColor[i]
        },
        // selected: i === 0
    })
}

var seriesOption = [{
        name: '分类',
        type: 'pie',
        radius: [0, 60],
        center:['50%','50%'],
        label: {
            position: 'inner',
            color: '#C1F6FF',
            formatter: function(params) {
                return params.percent + '%' + '\n' + '\n' + params.name;
            }

        },
        selectedMode: true,
        selectedOffset: 5,
        itemStyle: {
            borderColor: 'black',
            borderWidth: 2,
        },
        data: dataType
    },
    {
        name: '',
        type: 'pie',
        radius: [82, 88],
        center:['50%','50%'],
        hoverAnimation: false,
        itemStyle: {
            normal: {
                label: {
                    show: true,
                    position: 'outside',
                    color: '#66799D',
                    padding: [-2, -4, 0, -4],
                    fontSize: 13,
                    formatter: function(params) {
                        var percent = 0;
                        var total = 0;
                        for (var i = 0; i < data1.length; i++) {
                            total += data1[i].value;
                        }
                        percent = ((params.value / total) * 100).toFixed(0);
                        if (params.name !== '') {
                            return '{percent|' + percent + '%}\n{hr|}\n{name|' + params.name + '}';
                        } else {
                            return '';
                        }
                    },
                    rich: {
                        name: {
                            color: "#656565",
                            fontSize: 14,
                            padding: [6, 5, 6, 0],
                            align: 'left'
                        },
                          hr: {
                            borderColor: 'rgba(102, 121, 157, 1)',
                            width: '100%',
                            borderWidth: 0.5,
                            height: 0,
                        },
                        percent: {
                            color: "rgba(193, 246, 255, 1)",
                            fontSize: 14,
                            padding: [6, 5, 6, 0],
                            align: 'center'
                        },
                    }
                },
                labelLine: {
                    length: 40,
                    length2: 0,
                    show: true,
                    lineStyle:{
                    color: 'rgba(102, 121, 157, 1)'
                    }
                }
            }
        },
        data: dataConsump
    }
];

option = {
    backgroundColor: '#010818',
    color: color,
    tooltip: {
        show: false
    },
    legend: {
        show: false,
        icon: "circle",
        orient: 'horizontal',
        // x: 'left',
        data: getflname,
        right: 340,
        bottom: 150,
        align: 'right',
        textStyle: {
            color: "#C1F6FF"
        },
        itemGap: 20
    },
    toolbox: {
        show: false
    },
    series: seriesOption
}