Drilldown with label in JavaScript Treemap control

Yon can add a label template as <div> element to the tree map control when using the label template. To add a label template to the tree map control, you have to hide another labels by setting the showLabels property to false in leafItemSettings to show only the label template.

To add label template to tree map drilldown, follow the given steps:

Step 1:

Create a tree map control and enable the drill-down option.

import { TreeMap, IDrillStartEventArgs } from '@syncfusion/ej2-treemap';
import { CarSales } from './datasource';

let treemap: TreeMap = new TreeMap({
  dataSource: CarSales,
  enableDrillDown: true,
  weightValuePath: 'Sales',
  palette: ["white"],
  levels: [
    {
      groupPath: 'Continent',
      border: { width: 0.5, color: 'black' }
    },
    {
      groupPath: 'Company',
      border: { width: 0.5, color: 'black' }
    },
  ]
}, '#container');

Step 2:

Add the label template in the leafItemSettings options, and then set the showLabels property to false to hide another labels and show only label template.