Cell.py

   1 # Agnibho's Game of Life - Python implementation of Conway's Game of Life
   2 # Copyright (C) 2014  Agnibho Mondal
   3
   4 # This file is part of Agnibho's Game of Life
   5
   6 # Agnibho's Game of Life is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # Agnibho's Game of Life is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with Agnibho's Game of Life.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 import Tkinter as tk
  20
  21 class Cell():
  22   __obj={}
  23   __parent={}
  24   __state="dead"
  25   __buff="dead"
  26   __original="dead"
  27
  28   def __init__(self, item, parent):
  29     self.__obj=item
  30     self.__parent=parent
  31     self.__parent.tag_bind(self.__obj, '<ButtonPress-1>', self.toggle)
  32
  33   def getState(self):
  34     return self.__state
  35
  36   def makeLive(self):
  37     self.__buff="live"
  38
  39   def makeDead(self):
  40     self.__buff="dead"
  41
  42   def commit(self):
  43     self.__state=self.__buff
  44     if(self.__state=="live"):
  45       self.__parent.itemconfig(self.__obj, fill="green")
  46     elif(self.__state=="dead"):
  47       self.__parent.itemconfig(self.__obj, fill="white")
  48
  49
  50   def toggle(self, event=False):
  51     if(self.__state=="live"):
  52       self.__state="dead"
  53       self.__buff="dead"
  54       self.__original="dead"
  55       self.__parent.itemconfig(self.__obj, fill="white")
  56     elif(self.__state=="dead"):
  57       self.__state="live"
  58       self.__buff="live"
  59       self.__original="live"
  60       self.__parent.itemconfig(self.__obj, fill="green")
  61
  62   def freeze(self):
  63     self.__parent.tag_unbind(self.__obj, '<ButtonPress-1>')
  64
  65   def unfreeze(self):
  66     self.__parent.tag_bind(self.__obj, '<ButtonPress-1>', self.toggle)
  67
  68   def revert(self):
  69     self.__buff=self.__original
  70     self.commit()
  71     self.unfreeze()
  72
  73   def clear(self):
  74     self.__buff="dead"
  75     self.__original="dead"
  76     self.commit()
  77     self.unfreeze()