flywave-mapview.mapview.addeventlistener

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MapView.addEventListener() method

Adds an event listener. There are various events that are sent before or after a new frame is rendered.

Signature:

addEventListener(type: MapViewEventNames, listener: (event: RenderEvent) => void): void;

Parameters

Parameter	Type	Description
type	MapViewEventNames	One of the [[MapViewEventNames]] strings.
listener	(event: RenderEvent) => void	The callback invoked when the MapView needs to render a new frame.

Returns:

void

## Example


```TypeScript
let frameCount = 0;
mapView.addEventListener(MapViewEventNames.Render, () => {
    ++frameCount;
});