python-highcharts生成的下钻柱状图无法工作的原因及解决方法

我帮你仔细检查了这段自动生成的HTML代码，找到了两个导致下钻功能无法工作的核心问题，以及对应的修复方案：

问题原因 #

1. 主数据系列加载时机错误：
   你代码里的主数据（浏览器品牌的市场份额）是在创建完chart实例后，通过chart.addSeries()动态添加的。但Highcharts的下钻功能需要在初始化图表时，就把主数据点和对应的下钻数据（各浏览器版本的份额）建立关联，动态添加主系列会跳过这个关联过程，导致点击柱形时没有反应。

2. Drilldown模块版本不兼容：
   代码里引用的Highcharts主库是6.x版本，但drilldown模块用的是未指定版本的URL，这会加载最新版本的模块，和旧版本的主库产生兼容性冲突，也是下钻失效的潜在原因。

修复方案 #

步骤1：修正模块引用版本 #

把drilldown模块的引用URL改成和主库一致的6版本：

<script type="text/javascript" src="https://code.highcharts.com/6/modules/drilldown.js"></script>

步骤2：调整主数据的加载方式 #

直接把主数据系列放到初始化用的option的series字段里，删除后续的chart.addSeries()逻辑，让Highcharts在初始化时就完成主数据和下钻数据的关联。

修复后的完整代码 #

<!DOCTYPE html> 
<html lang="en"> 
<head> 
    <meta charset="utf-8" /> 
    <link href="https://www.highcharts.com/highslide/highslide.css" rel="stylesheet" /> 
    <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script> 
    <script type="text/javascript" src="https://code.highcharts.com/6/highcharts.js"></script> 
    <script type="text/javascript" src="https://code.highcharts.com/6/highcharts-more.js"></script> 
    <script type="text/javascript" src="https://code.highcharts.com/6/modules/heatmap.js"></script> 
    <script type="text/javascript" src="https://code.highcharts.com/6/modules/exporting.js"></script> 
    <script type="text/javascript" src="https://code.highcharts.com/6/modules/drilldown.js"></script> 
</head> 
<body style="margin:0;padding:0"> 
    <div id="container" style="width:850px;height:400px;">Loading....</div> 
    <script> 
        $(function(){ 
            Highcharts.setOptions({"global": {}, "lang": {}}); 
            var drilldowndata = [
                {"data": [["v11.0", 24.13], ["v8.0", 17.2], ["v9.0", 8.11], ["v10.0", 5.33], ["v6.0", 1.06], ["v7.0", 0.5]], "type": "column", "name": "Microsoft Internet Explorer", "id": "Microsoft Internet Explorer"}, 
                {"data": [["v40.0", 5], ["v41.0", 4.32], ["v42.0", 3.68], ["v39.0", 2.96], ["v36.0", 2.53], ["v43.0", 1.45], ["v31.0", 1.24], ["v35.0", 0.85], ["v38.0", 0.6], ["v32.0", 0.55], ["v37.0", 0.38], ["v33.0", 0.19], ["v34.0", 0.14], ["v30.0", 0.14]], "type": "column", "name": "Chrome", "id": "Chrome"}, 
                {"data": [["v35", 2.76], ["v36", 2.32], ["v37", 2.31], ["v34", 1.27], ["v38", 1.02], ["v31", 0.33], ["v33", 0.22], ["v32", 0.15]], "type": "column", "name": "Firefox", "id": "Firefox"}, 
                {"data": [["v8.0", 2.56], ["v7.1", 0.77], ["v5.1", 0.42], ["v5.0", 0.3], ["v6.1", 0.29], ["v7.0", 0.26], ["v6.2", 0.17]], "type": "column", "name": "Safari", "id": "Safari"}, 
                {"data": [["v12.x", 0.34], ["v28", 0.24], ["v27", 0.17], ["v29", 0.16]], "type": "column", "name": "Opera", "id": "Opera"}
            ]; 
            var mainData = [
                {"data": [
                    {"name": "Microsoft Internet Explorer", "y": 56.33, "drilldown": "Microsoft Internet Explorer"}, 
                    {"name": "Chrome", "y": 24.030000000000005, "drilldown": "Chrome"}, 
                    {"name": "Firefox", "y": 10.38, "drilldown": "Firefox"}, 
                    {"name": "Safari", "y": 4.77, "drilldown": "Safari"}, 
                    {"name": "Opera", "y": 0.9100000000000001, "drilldown": "Opera"}, 
                    {"name": "Proprietary or Undetectable", "y": 0.2, "drilldown": null}
                ], "type": "column", "name": "Brands", "colorByPoint": true}
            ]; 
            var option = {
                "chart": {"renderTo": "container", "width": 850, "height": 400, "type": "column"}, 
                "colors": {}, 
                "credits": {"enabled": false}, 
                "drilldown": {"series": drilldowndata}, 
                "exporting": {}, 
                "labels": {}, 
                "legend": {"enabled": false}, 
                "loading": {}, 
                "navigation": {}, 
                "pane": {}, 
                "plotOptions": {"series": {"borderWidth": 0, "dataLabels": {"enabled": true, "format": "{point.y:.1f}%"}}}, 
                "series": mainData, 
                "subtitle": {"text": "Click the columns to view versions. Source: netmarketshare.com."}, 
                "title": {"text": "Browser market shares. January, 2015 to May, 2015"}, 
                "tooltip": {"headerFormat": "<span style=\"font-size:11px\">{series.name}</span><br>", "pointFormat": "<span style=\"color:{point.color}\">{point.name}</span>: <b>{point.y:.2f}%</b> of total<br/>"}, 
                "xAxis": {"type": "category"}, 
                "yAxis": {"title": {"text": "Total percent market share"}}
            }; 
            var chart = new Highcharts.Chart(option); 
        }); 
    </script> 
</body> 
</html>

额外说明 #

如果是通过Python脚本生成这段代码，你需要调整python-highcharts的逻辑，让主数据直接传入初始化的option中，而不是用后续添加的方式。这样生成的HTML就能正常实现下钻功能了。

内容的提问来源于stack exchange，提问作者Pierre Cathé