DrilldownEvent

Represents the arguments for the drilldown event of the Chart component (see example).

Name	Type	Default	Description
point	SeriesPoint		Specifies the clicked series point.
sender	ChartComponent		Specifies the ChartComponent that triggered the event.
series	EventSeriesOptions		Specifies the clicked point series options.
value	any		Specifies the drilldown field value.

Methods

isDefaultPrevented
Returns true if the event was prevented by any of its subscribers.
Returns boolean true if the default action was prevented. Otherwise, returns false.

preventDefault
Prevents the default action for a specified event. The source component suppresses the built-in behavior that follows the event.