Function setScaleControlVisibility

setScaleControlVisibility(isVisible, position?): void
JMap.Map.setScaleControlVisibility

Changes the scale control panel visibility on the map.
Parameters
- isVisible: boolean
  true to display the scale control, false to hide
- Optional position: JMAP_POSITIONS
  the position on the map where to display the scale control.
Returns void
Example
```
// Displays the scale control on the map
JMap.Map.setScaleControlVisibility(true)

// Hides the scale control on the map
JMap.Map.setScaleControlVisibility(false)
```