## Creature Project
## CSC323: Group 1: Nora, Terian, Josh, and Jordan
## 4/7/10
## enum.py: Enumerated types for different directions and states
###Borrowed code from Group 0

class Direction:
    class N:
        x = 0
        y = 1
        def __str__():
            return "N" 
    class NE:
        x = 1
        y = 1
        def __str__():
            return "NE"
    class E:
        x = 1
        y = 0
        def __str__():
            return "E" 
    class SE:
        x = 1
        y = -1
        def __str__():
            return "SE" 
    class S:
        x = 0
        y = -1
        def __str__():
            return "S" 
    class SW:
        x = -1
        y = -1
        def __str__():
            return "SW" 
    class W:
        x = -1
        y = 0
        def __str__():
            return "W"
    class NW:
        x = -1
        y = 1
        def __str__():
            return "NW"  
 
class State:
    __init__(self, ls)
    self.type = ls
    def addType(st):
        self.type.append(st)   
    def enum(self,st):
        if st in self.type
            return st
        else:
            return None