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  • echarts markPoint在极坐标散点图中不显示value值

    在echarts - 散点图中(type: 'scatter')

    试了在直角坐标系上的 xy , 没有问题

    如图:

    问题:

    在极坐标系上的 radiusangle,可以显示出标注,但是标注中的value值显示不出来,也不报错。

     也试过直接把coord直接变成下面这样,直接指定他的极坐标,但依然显示不出来value,效果和上图一样
      angleAxis:'11p',
      radiusAxis:'Sunday',

    在https://gallery.echartsjs.com/的例子里试过可以出来,但是数据是实际data的数值,而不是 自己指定的value

    最终解决写法:

    var hours = ['12a', '1a', '2a', '3a', '4a', '5a', '6a',
            '7a', '8a', '9a','10a','11a',
            '12p', '1p', '2p', '3p', '4p', '5p',
            '6p', '7p', '8p', '9p', '10p', '11p'];
    var days = ['Saturday', 'Friday', 'Thursday',
            'Wednesday', 'Tuesday', 'Monday', 'Sunday'];
    
    var data = [[0,0,5],[0,1,1],[0,2,0],[0,3,0],[0,4,0],[0,5,0],[0,6,0],[0,7,0],[0,8,0],[0,9,0],[0,10,0],[0,11,2],[0,12,4],[0,13,1],[0,14,1],[0,15,3],[0,16,4],[0,17,6],[0,18,4],[0,19,4],[0,20,3],[0,21,3],[0,22,2],[0,23,5],[1,0,7],[1,1,0],[1,2,0],[1,3,0],[1,4,0],[1,5,0],[1,6,0],[1,7,0],[1,8,0],[1,9,0],[1,10,5],[1,11,2],[1,12,2],[1,13,6],[1,14,9],[1,15,11],[1,16,6],[1,17,7],[1,18,8],[1,19,12],[1,20,5],[1,21,5],[1,22,7],[1,23,2],[2,0,1],[2,1,1],[2,2,0],[2,3,0],[2,4,0],[2,5,0],[2,6,0],[2,7,0],[2,8,0],[2,9,0],[2,10,3],[2,11,2],[2,12,1],[2,13,9],[2,14,8],[2,15,10],[2,16,6],[2,17,5],[2,18,5],[2,19,5],[2,20,7],[2,21,4],[2,22,2],[2,23,4],[3,0,7],[3,1,3],[3,2,0],[3,3,0],[3,4,0],[3,5,0],[3,6,0],[3,7,0],[3,8,1],[3,9,0],[3,10,5],[3,11,4],[3,12,7],[3,13,14],[3,14,13],[3,15,12],[3,16,9],[3,17,5],[3,18,5],[3,19,10],[3,20,6],[3,21,4],[3,22,4],[3,23,1],[4,0,1],[4,1,3],[4,2,0],[4,3,0],[4,4,0],[4,5,1],[4,6,0],[4,7,0],[4,8,0],[4,9,2],[4,10,4],[4,11,4],[4,12,2],[4,13,4],[4,14,4],[4,15,14],[4,16,12],[4,17,1],[4,18,8],[4,19,5],[4,20,3],[4,21,7],[4,22,3],[4,23,0],[5,0,2],[5,1,1],[5,2,0],[5,3,3],[5,4,0],[5,5,0],[5,6,0],[5,7,0],[5,8,2],[5,9,0],[5,10,4],[5,11,1],[5,12,5],[5,13,10],[5,14,5],[5,15,7],[5,16,11],[5,17,6],[5,18,0],[5,19,5],[5,20,3],[5,21,4],[5,22,2],[5,23,0],[6,0,1],[6,1,0],[6,2,0],[6,3,0],[6,4,0],[6,5,0],[6,6,0],[6,7,0],[6,8,0],[6,9,0],[6,10,1],[6,11,0],[6,12,2],[6,13,1],[6,14,3],[6,15,4],[6,16,0],[6,17,0],[6,18,0],[6,19,0],[6,20,1],[6,21,2],[6,22,2],[6,23,6]];
    
    var dataArr3 = [{coord:['Sunday','12a','萨大']},{coord:[2,6,'2个']}]
    option = {
        polar: {},
        tooltip: {
            formatter: function (params) {
                return params.value[2] + ' commits in ' + hours[params.value[1]] + ' of ' + days[params.value[0]];
            }
        },
        angleAxis: {
            type: 'category',
            data: hours,
            boundaryGap: false,
            splitLine: {
                show: true,
                lineStyle: {
                    color: '#999',
                    type: 'dashed'
                }
            },
            axisLine: {
                show: false
            }
        },
        radiusAxis: {
            type: 'category',
            data: days,
            axisLine: {
                show: false
            },
            axisLabel: {
                rotate: 45
            }
        },
        series: [{
            name: 'Punch Card',
            type: 'scatter',
            coordinateSystem: 'polar',
            symbolSize: function (val) {
                return val[2] * 2;
            },
            data: data,
            markPoint:{
                data:dataArr3,
                label: {
                        formatter: function(params){
                            console.log(params)
                            return params.data.coord[2]
                        },
                    }
            },
            animationDelay: function (idx) {
                return idx * 5;
            }
        }]
    };

    把 标注的数据单独写出去, 然后利用 label 的 formatter 属性单独输出第三条数据

    formatter: function(params){
                  console.log(params)
                  return params.data.coord[2]
               },

    实现效果:

     

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  • 原文地址:https://www.cnblogs.com/listen9436/p/13404153.html
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