echarts树状图留痕

echarts树状图

再将他们缩放的时候，会留下痕迹

请问怎么去掉啊啊

  var myChart = echarts.init(document.getElementById('main5'));
                            var data = {
    "name": "flare",
    "children": [
        {
            "name": "data",
            "children": [
                {
                    "name": "converters",
                    "children": [
                        {"name": "Converters", "value": 721},
                        {"name": "DelimitedTextConverter", "value": 4294}
                    ]
                },
                {
                    "name": "DataUtil",
                    "value": 3322
                }
            ]
        },
        {
            "name": "display",
            "children": [
                {"name": "DirtySprite", "value": 8833},
                {"name": "LineSprite", "value": 1732},
                {"name": "RectSprite", "value": 3623}
            ]
        },
        {
            "name": "flex",
            "children": [
                {"name": "FlareVis", "value": 4116}
            ]
        },
        {
            "name": "query",
            "children": [
                {"name": "AggregateExpression", "value": 1616},
                {"name": "And", "value": 1027},
                {"name": "Arithmetic", "value": 3891},
                {"name": "Average", "value": 891},
                {"name": "BinaryExpression", "value": 2893},
                {"name": "Comparison", "value": 5103},
                {"name": "CompositeExpression", "value": 3677},
                {"name": "Count", "value": 781},
                {"name": "DateUtil", "value": 4141},
                {"name": "Distinct", "value": 933},
                {"name": "Expression", "value": 5130},
                {"name": "ExpressionIterator", "value": 3617},
                {"name": "Fn", "value": 3240},
                {"name": "If", "value": 2732},
                {"name": "IsA", "value": 2039},
                {"name": "Literal", "value": 1214},
                {"name": "Match", "value": 3748},
                {"name": "Maximum", "value": 843},
                {
                    "name": "methods",
                    "children": [
                        {"name": "add", "value": 593},
                        {"name": "and", "value": 330},
                        {"name": "average", "value": 287},
                        {"name": "count", "value": 277},
                        {"name": "distinct", "value": 292},
                        {"name": "div", "value": 595},
                        {"name": "eq", "value": 594},
                        {"name": "fn", "value": 460},
                        {"name": "gt", "value": 603},
                        {"name": "gte", "value": 625},
                        {"name": "iff", "value": 748},
                        {"name": "isa", "value": 461},
                        {"name": "lt", "value": 597},
                        {"name": "lte", "value": 619},
                        {"name": "max", "value": 283},
                        {"name": "min", "value": 283},
                        {"name": "mod", "value": 591},
                        {"name": "mul", "value": 603},
                        {"name": "neq", "value": 599},
                        {"name": "not", "value": 386},
                        {"name": "or", "value": 323},
                        {"name": "orderby", "value": 307},
                        {"name": "range", "value": 772},
                        {"name": "select", "value": 296},
                        {"name": "stddev", "value": 363},
                        {"name": "sub", "value": 600},
                        {"name": "sum", "value": 280},
                        {"name": "update", "value": 307},
                        {"name": "variance", "value": 335},
                        {"name": "where", "value": 299},
                        {"name": "xor", "value": 354},
                        {"name": "x_x", "value": 264}
                    ]
                },
                {"name": "Minimum", "value": 843},
                {"name": "Not", "value": 1554},
                {"name": "Or", "value": 970},
                {"name": "Query", "value": 13896},
                {"name": "Range", "value": 1594},
                {"name": "StringUtil", "value": 4130},
                {"name": "Sum", "value": 791},
                {"name": "Variable", "value": 1124},
                {"name": "Variance", "value": 1876},
                {"name": "Xor", "value": 1101}
            ]
        },
        {
            "name": "scale",
            "children": [
                {"name": "IScaleMap", "value": 2105},
                {"name": "LinearScale", "value": 1316},
                {"name": "LogScale", "value": 3151},
                {"name": "OrdinalScale", "value": 3770},
                {"name": "QuantileScale", "value": 2435},
                {"name": "QuantitativeScale", "value": 4839},
                {"name": "RootScale", "value": 1756},
                {"name": "Scale", "value": 4268},
                {"name": "ScaleType", "value": 1821},
                {"name": "TimeScale", "value": 5833}
            ]
        }
    ]
};

var option = {
    tooltip: {
        trigger: 'item',
        triggerOn: 'mousemove'
    },
    series:[
        {
            type: 'tree',
            id: 0,
            name: 'tree1',
            data: [data],

            top: '10%',
            left: '8%',
            bottom: '22%',
            right: '20%',

            symbolSize: 7,

            edgeShape: 'polyline',//控制是否为折线
            edgeForkPosition: '63%',
            initialTreeDepth: 3,

            lineStyle: {
                width: 2
            },

            label: {
                backgroundColor: '#fff',
                position: 'left',
                verticalAlign: 'middle',
                align: 'right'
            },

            leaves: {
                label: {
                    position: 'right',
                    verticalAlign: 'middle',
                    align: 'left'
                }
            },

            expandAndCollapse: true,
            animationDuration: 550,
            animationDurationUpdate: 750
        }
    ]
};


                            // 使用刚指定的配置项和数据显示图表。
                            myChart.setOption(option);

• 这有个类似的问题, 你可以参考下: https://ask.csdn.net/questions/7624298
• 我还给你找了一篇非常好的博客，你可以看看是否有帮助，链接：【echarts实用技巧】echarts图表常用功能总结，折线图柱状图折柱混合【持续更新中】
• 您还可以看一下 童金浩老师的跟风舞烟学大数据可视化－Echarts从入门到上手实战课程中的 【part03-Echarts十大常见组件详解】气泡图（bubble）详解小节, 巩固相关知识点
  
• 以下回答由chatgpt基于相关博客总结生成:

  对于echarts树状图留下痕迹的问题，可以调整visualMap的colorAlpha属性，将其值设为0即可去除痕迹。示例如下：

  option = {
      ...
      visualMap: {
          ...
          colorAlpha: 0, // 将colorAlpha设为0，去除痕迹
          ...
      },
      ...
  }