docs: public static Rect getTilesRect(final BoundingBox pBB,
                                      final int pZoomLevel){
          final int mapTileUpperBound = 1 << pZoomLevel;
          final int right = MapView.getTileSystem().getTileXFromLongitude(pBB.getLonEast(), pZoomLevel);
          final int bottom = MapView.getTileSystem().getTileYFromLatitude(pBB.getLatSouth(), pZoomLevel);
          final int left = MapView.getTileSystem().getTileXFromLongitude(pBB.getLonWest(), pZoomLevel);
          final int top = MapView.getTileSystem().getTileYFromLatitude(pBB.getLatNorth(), pZoomLevel);
          int width = right - left + 1; // handling the modulo
          if (width <= 0) {
              width += mapTileUpperBound;
          }
          int height = bottom - top + 1; // handling the modulo
          if (height <= 0) {
              height += mapTileUpperBound;
          }
          return new Rect(left, top, left + width - 1, top + height - 1);
      }