Highcharts Drilldown Pie Chart

Highcharts Pie Chart

The following example demonstrates a drill-down pie chart.

In the previous chapters, we have learned the basic configuration syntax of Highcharts. Next, let's look at other configurations.

Configuration

Drilldown Configuration

Drilldown is used to drill down into data, allowing you to click on an item to delve into its specific data.

drilldown: {
   series: drilldownSeries
}

Example

Filename: highcharts_pie_drilldown.htm

<html>
<head>
<meta charset="UTF-8" />
<title>Highcharts 教程 | Example(example.com)</title>
<script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
<script src="http://code.highcharts.com/highcharts.js"></script>
<script src="http://code.highcharts.com/modules/drilldown.js"></script>  
<script src="http://code.highcharts.com/modules/data.js"></script> 
</head>
<body>
<div id="container" style="width: 550px; height: 400px; margin: 0 auto"></div>
<script language="JavaScript">
$(document).ready(function() { 
 
   Highcharts.data({
      csv: document.getElementById('tsv').innerHTML,
      itemDelimiter: '\t',
      parsed: function (columns) {
         var brands = {}, brandsData = [], versions = {}, drilldownSeries = [];
         
         // Parse percentage strings
         columns[1] = $.map(columns[1], function (value) {
            if (value.indexOf('%') === value.length - 1) {
               value = parseFloat(value);
            }
            return value;
         });

         $.each(columns[0], function (i, name) {
            var brand, version;

            if (i > 0) {

               // Remove special edition notes
               name = name.split(' -')[0];

               // Split into brand and version
               version = name.match(/([0-9]+[\.0-9x]*)/);
               if (version) {
                  version = version[0];
               }
               brand = name.replace(version, '');

               // Create the main data
               if (!brands[brand]) {
                  brands[brand] = columns[1][i];
               } else {
                  brands[brand] += columns[1][i];
               }

               // Create the version data
               if (version !== null) {
                  if (!versions[brand]) {
                     versions[brand] = [];
                  }
                  versions[brand].push(['v' + version, columns[1][i]]);
               }
            }

         });

         $.each(brands, function (name, y) {
            brandsData.push({
               name: name,
               y: y,
               drilldown: versions[name] ? name : null
            });
         });
         $.each(versions, function (key, value) {
            drilldownSeries.push({
                name: key,
                id: key,
                data: value
            });
         }); 
 
         var chart = {
            type: 'pie'
         };
         var title = {
            text: 'Browser market shares. November, 2013'   
         };    
         var subtitle = {
            text: 'Click the slices to view versions. Source: netmarketshare.com.'
         };
         var xAxis = {
            type: 'category'      
         };
         var yAxis ={
            title: {
              text: 'Total percent market share'
            }
         };  
         var 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/>'
         };   
         var credits = {
            enabled: false
         };
         var series= [{
            name: 'Brands',
            colorByPoint: true,
            data: brandsData
         }];
         var drilldown= {
            series: drilldownSeries
         }   
      
         var json = {};   
         json.chart = chart; 
         json.title = title;   
         json.subtitle = subtitle;
         json.xAxis = xAxis;
         json.yAxis = yAxis;   
         json.tooltip = tooltip;   
         json.credits = credits;
         json.series = series;
         json.drilldown = drilldown;
         $('#container').highcharts(json);
     }
   });
});

</script>
<!-- Data from www.netmarketshare.com. Select Browsers => Desktop share by version. Download as tsv. -->
<pre id="tsv" style="display:none">
Browser Version    Total Market Share
Microsoft Internet Explorer 8.0    26.61%
Microsoft Internet Explorer 9.0    16.96%
Chrome 18.0    8.01%
Chrome 19.0    7.73%
Firefox 12    6.72%
Microsoft Internet Explorer 6.0    6.40%
Firefox 11    4.72%
Microsoft Internet Explorer 7.0    3.55%
Safari 5.1    3.53%
Firefox 13    2.16%
Firefox 3.6    1.87%
Opera 11.x    1.30%
Chrome 17.0    1.13%
Firefox 10    0.90%
Safari 5.0    0.85%
Firefox 9.0    0.65%
Firefox 8.0    0.55%
Firefox 4.0    0.50%
Chrome 16.0    0.45%
Firefox 3.0    0.36%
Firefox 3.5    0.36%
Firefox 6.0    0.32%
Firefox 5.0    0.31%
Firefox 7.0    0.29%
Proprietary or Undetectable    0.29%
Chrome 18.0 - Maxthon Edition    0.26%
Chrome 14.0    0.25%
Chrome 20.0    0.24%
Chrome 15.0    0.18%
Chrome 12.0    0.16%
Opera 12.x    0.15%
Safari 4.0    0.14%
Chrome 13.0    0.13%
Safari 4.1    0.12%
Chrome 11.0    0.10%
Firefox 14    0.10%
Firefox 2.0    0.09%
Chrome 10.0    0.09%
Opera 10.x    0.09%
Microsoft Internet Explorer 8.0 - Tencent Traveler Edition    0.09%