public OrthographicCameraViewportListener(MapViewport viewport)
{
Viewport = viewport;
}
public IEnumerable <IViewportEventListener> Create(MapViewport viewport)
{
yield return(new PerspectiveCameraNavigationViewportListener(viewport));
yield return(new OrthographicCameraViewportListener(viewport));
}
public RightClickViewportListener(MapViewport viewport)
{
Viewport = viewport;
_contextMenu = new ContextMenuStrip();
}