public TileCell(TileHandle floorTile, TileHandle objectTile)
{
Debug.Assert(floorTile.TileType == TileType.FloorTile);
Debug.Assert(objectTile.TileType == TileType.ObjectTile);
this.floorTile = floorTile;
this.objectTile = objectTile;
}
public TileCell()
{
floorTile = null;
objectTile = null;
}