else {
// end of the world!
updateAOIService(null, null);
bounds = getMap().getBounds(null);
ViewportModelImpl vmi = (ViewportModelImpl) getMap().getViewportModel();
vmi.zoomToBox(bounds);
return;
}
}
else if (isNavigate && (mouseEvent.button == MapMouseEvent.BUTTON1)) {
selectedLayer = nextLayer != null ? nextLayer : activeLayer;