This sample demonstrates a drill down chart with a pie for automobiles sales by category. By clicking one category, you can navigate to other sub-categories where companies are differentiated.
In this example, you can see how to achieve the drilldown concept using a pie chart. Automobile sales are shown in different categories. By clicking each category, you can navigate to the next level, which shows the sales by categories made by each company. Datalabels are used in this sample to show information about the data points.
Injecting Module
Accumulation chart component features are segregated into individual feature-wise modules. To use datalabel, we need to inject AccumulationDataLabelService into the @NgModule.providers section..