getMapBoundary method
Implementation
MapRectangle getMapBoundary() {
if (_mapBoundary != null) return _mapBoundary!;
double tileSize = MapsforgeSettingsMgr().tileSize;
_mapBoundary = MapRectangle((tileX * tileSize), (tileY * tileSize), (tileX * tileSize + tileSize), (tileY * tileSize + tileSize));
return _mapBoundary!;
}