bool IsPotentialDoor(Cell cell)
{
if (!cell.IsWalkable)
{
return(false);
}
Cell right = GroundMap.GetCell(cell.X + 1, cell.Y);
Cell left = GroundMap.GetCell(cell.X - 1, cell.Y);
Cell top = GroundMap.GetCell(cell.X, cell.Y - 1);
Cell bottom = GroundMap.GetCell(cell.X, cell.Y + 1);
if (GetDoor(cell.X, cell.Y) != null ||
GetDoor(right.X, right.Y) != null ||
GetDoor(left.X, left.Y) != null ||
GetDoor(top.X, top.Y) != null ||
GetDoor(bottom.X, bottom.Y) != null)
{
return(false);
}
if (right.IsWalkable && left.IsWalkable && !top.IsWalkable && !bottom.IsWalkable)
{
return(true);
}
if (!right.IsWalkable && !left.IsWalkable && top.IsWalkable && bottom.IsWalkable)
{
return(true);
}
return(false);
}