getParent method

Tile? getParent()

@return the parent tile of this tile or null, if the zoom level of this tile is 0.

Implementation

Tile? getParent() {
  if (zoomLevel == 0) {
    return null;
  }

  return Tile((tileX / 2).floor(), (tileY / 2).floor(), (zoomLevel - 1), indoorLevel);
}