Column with drilldown

author(s): Torstein Hønsi

by Rajan Paneru

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/data.js"></script>
<script src="https://code.highcharts.com/modules/drilldown.js"></script>
<script src="https://code.highcharts.com/modules/exporting.js"></script>
<script src="https://code.highcharts.com/modules/export-data.js"></script>
<script src="https://code.highcharts.com/modules/accessibility.js"></script>
<script type="text/javascript" src="https://blacklabel.github.io/custom_events/js/customEvents.js" crossorigin="anonymous"></script>

<figure class="highcharts-figure">
    <div id="container"></div>
    <p class="highcharts-description">
        Chart showing browser market shares. Clicking on individual columns
        brings up more detailed data. This chart makes use of the drilldown
        feature in Highcharts to easily switch between datasets.
    </p>
</figure>

CSS

.highcharts-figure, .highcharts-data-table table {
    min-width: 310px; 
    max-width: 800px;
    margin: 1em auto;
}

#container {
    height: 400px;
}

.highcharts-data-table table {
	font-family: Verdana, sans-serif;
	border-collapse: collapse;
	border: 1px solid #EBEBEB;
	margin: 10px auto;
	text-align: center;
	width: 100%;
	max-width: 500px;
}
.highcharts-data-table caption {
    padding: 1em 0;
    font-size: 1.2em;
    color: #555;
}
.highcharts-data-table th {
	font-weight: 600;
    padding: 0.5em;
}
.highcharts-data-table td, .highcharts-data-table th, .highcharts-data-table caption {
    padding: 0.5em;
}
.highcharts-data-table thead tr, .highcharts-data-table tr:nth-child(even) {
    background: #f8f8f8;
}
.highcharts-data-table tr:hover {
    background: #f1f7ff;
}

JavaScript

(function(H) {
  H.Axis.prototype.drilldownCategory = function() {}
})(Highcharts)

// Create the chart
Highcharts.chart('container', {
  chart: {
    type: 'column',
    events: {
      click: function() {
        const chart = this;
        const seriesName = chart.series[0].name;
        if (seriesName === 'Browsers') {
          console.log('Not a drilldown')
        }
      }
    }
  },
  xAxis: {
    type: 'category',
  },
  series: [{
    name: "Browsers",
    colorByPoint: true,
    data: [{
        name: "Chrome",
        y: 62.74,
        drilldown: "Chrome"
      },
      {
        name: "Firefox",
        y: 10.57,
        drilldown: "Firefox"
      },
      {
        name: "Internet Explorer",
        y: 7.23,
        drilldown: "Internet Explorer"
      },
      {
        name: "Safari",
        y: 5.58,
        drilldown: "Safari"
      },
      {
        name: "Edge",
        y: 4.02,
        drilldown: "Edge"
      },
      {
        name: "Opera",
        y: 1.92,
        drilldown: "Opera"
      },
      {
        name: "Other",
        y: 7.62,
        drilldown: null
      }
    ]
  }],
  drilldown: {
    series: [{
        name: "Chrome",
        id: "Chrome",
        data: [
          [
            "v65.0",
            0.1
          ],
          [
            "v64.0",
            1.3
          ],
          [
            "v63.0",
            53.02
          ],
          [
            "v62.0",
            1.4
          ],
          [
            "v61.0",
            0.88
          ],
          [
            "v60.0",
            0.56
          ],
          [
            "v59.0",
            0.45
          ],
          [
            "v58.0",
            0.49
          ],
          [
            "v57.0",
            0.32
          ],
          [
            "v56.0",
            0.29
          ],
          [
            "v55.0",
            0.79
          ],
          [
            "v54.0",
            0.18
          ],
          [
           ...