public static Coordinate FindNeighbour(Coordinate coord, Compass direction)
{
var x = coord.XCoord;
var y = coord.YCoord;
switch (direction)
{
case Compass.East:
return(new Coordinate(x + 1, y));
case Compass.SouthEast:
return(new Coordinate(x + 1, y - 1));
case Compass.South:
return(new Coordinate(x, y - 1));
case Compass.SouthWest:
return(new Coordinate(x - 1, y - 1));
case Compass.West:
return(new Coordinate(x - 1, y));
case Compass.NorthWest:
return(new Coordinate(x - 1, y + 1));
case Compass.North:
return(new Coordinate(x, y + 1));
case Compass.NorthEast:
return(new Coordinate(x + 1, y + 1));
}
return(new Coordinate(x, y));
}
public static Compass GetOpposite(Compass direction)
{
switch (direction)
{
case Compass.East:
return(Compass.West);
case Compass.SouthEast:
return(Compass.NorthWest);
case Compass.South:
return(Compass.North);
case Compass.SouthWest:
return(Compass.NorthEast);
case Compass.West:
return(Compass.East);
case Compass.NorthWest:
return(Compass.SouthEast);
case Compass.North:
return(Compass.South);
case Compass.NorthEast:
return(Compass.SouthWest);
}
return(Compass.West);
}
public static bool AreOpposite(Compass dir1, Compass dir2)
{
return(GetOpposite(dir1) == dir2);
}
