getAboveLeft method

Tile getAboveLeft()

Returns the tile above left

@return tile above left

Implementation

Tile getAboveLeft() {
  int y = tileY - 1;
  int x = tileX - 1;
  if (y < 0) {
    y = getMaxTileNumber(zoomLevel);
  }
  if (x < 0) {
    x = getMaxTileNumber(zoomLevel);
  }
  return Tile(x, y, zoomLevel, indoorLevel);
}