question: private void initMapLayer ( ) { float zoom = getInitZoom ( mapView . getWidth ( ) , mapView . getHeight ( ) , image . getWidth ( ) , image . getHeight ( ) ) ; Log . i ( TAG , Float . toString ( zoom ) ) ; mapView . setCurrentZoom ( zoom , 0 , 0 ) ; float width = mapView . getWidth ( ) - zoom * image . getWidth ( ) ; float height = mapView . getHeight ( ) - zoom * image . getHeight ( ) ; mapView . translate ( width / 2 , height / 2 ) ; }
target:  init map image layer