I am using a customised version of the mapview (OSMDroid version). I am using custom tiles within it and I only want the user to be able to view the area where I have my custom
Update: I know this is an old question, but osmdroid now has a setScrollableAreaLimit() method that will achieve what you are looking for. There is also a setMinZoomLevel() and setMaxZoomLevel() method to easily restrict zoom levels.
Original answer:
Please keep an eye on:
http://code.google.com/p/osmdroid/issues/detail?id=209
A patch has already been created, and will likely be integrated shortly.