true to display the scale control, false to hide
Optional
position: JMAP_POSITIONSthe position on the map where to display the scale control.
// Displays the scale control on the map
JMap.Map.setScaleControlVisibility(true)
// Hides the scale control on the map
JMap.Map.setScaleControlVisibility(false)
JMap.Map.setScaleControlVisibility
Changes the scale control panel visibility on the map.