Highcharts 向下钻取饼图 · W3School Highcharts 教程

# Highcharts 向下钻取饼图以下实例演示了向下钻取饼图。我们在前面的章节已经了解了 Highcharts 基本配置语法。接下来让我们来看下其他的配置。 ## 配置 ### drilldown 配置 drilldown 用于向下钻取数据，通过点击某项深入到其中的具体数据。 ``` drilldown: { series: drilldownSeries } ``` ### 实例文件名：highcharts_pie_drilldown.htm ``` <html> <head> <title>Highcharts 教程 | 菜鸟教程(runoob.com)</title> <script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> <script src="/try/demo_source/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>  <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% ```