/// <summary>
/// Checks that the neighbors of the cell allow this option
/// </summary>
private bool GetIsValidByPlacement(ItemBlueprint item)
{
return(UpNeighbor.DoesDownConnectTo(item.Up) &&
DownNeighbor.DoesUpConnectTo(item.Down) &&
LeftNeighbor.DoesRightConnectTo(item.Left) &&
RightNeighbor.DoesLeftConnectTo(item.Right));
}
private void HandleContradiction()
{
ResetOptions();
LeftNeighbor.ResetOptions();
RightNeighbor.ResetOptions();
UpNeighbor.ResetOptions();
DownNeighbor.ResetOptions();
}