applyHandlers(eventId)

Calls the handlers for an event.

This method allows an external object to trigger JsChartViewer events.

Argument	Default	Description
eventId	(Mandatory)	A text string representing the event to trigger. An example is "ViewPortChanged" (for the JsChartViewer.ViewPortChanged event).

The return value of the handler function of the event. If there are multiple handler functions for the event, the first return value that is not equivalent to "false" will be used.