public static UnderCell CreateUnderCell(OverCell overCell)
{
if (overCell == null)
{
return(null);
}
var underCell = new UnderCell(overCell.Row, overCell.Column);
if (overCell.IsHorizontalPassage())
{
underCell.North = overCell.North;
overCell.North.South = underCell;
underCell.South = overCell.South;
overCell.South.North = underCell;
underCell.Link(underCell.North);
underCell.Link(underCell.South);
}
else
{
underCell.East = overCell.East;
overCell.East.West = underCell;
underCell.West = overCell.West;
overCell.West.East = underCell;
underCell.Link(underCell.East);
underCell.Link(underCell.West);
}
return(underCell);
}
public void TunnelUnder(OverCell overCell)
{
var underCell = new UnderCell(overCell);
_underCells.Add(underCell);
}
public void CreateUnderCell(OverCell cell)
{
this.underCells.Add(UnderCell.CreateUnderCell(cell));
}
