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 (this.zoomLevel == 0) {
    return null;
  }

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