public Field NextField(directionID direction)
{
if (direction == directionID.NE)
{
return(NE);
}
if (direction == directionID.EA)
{
return(EA);
}
if (direction == directionID.SE)
{
return(SE);
}
if (direction == directionID.SW)
{
return(SW);
}
if (direction == directionID.WE)
{
return(WE);
}
if (direction == directionID.NW)
{
return(NW);
}
else
{
return(null);
}
}
public Field GetNeighbour(directionID dir)
{
if (dir == directionID.NE)
{
return((NE != null) ? NE: null);
}
if (dir == directionID.EA)
{
return((EA != null) ? EA : null);
}
if (dir == directionID.SE)
{
return((SE != null) ? SE : null);
}
if (dir == directionID.SW)
{
return((SW != null) ? SW : null);
}
if (dir == directionID.WE)
{
return((WE != null) ? WE : null);
}
if (dir == directionID.NW)
{
return((NW != null) ? NW : null);
}
else
{
throw new ArgumentException("Direction id not supported : " + dir.ToString());
}
}
