1.1 --- a/engine.py	Sat Dec 11 18:51:57 2010 +0300
     1.2 +++ b/engine.py	Sun Dec 12 21:02:27 2010 +0300
     1.3 @@ -1,4 +1,5 @@
     1.4  directions = [(0,1), (1,0), (0,-1), (-1,0)]
     1.5 +rtm = [[0, -1], [1, 0]]
     1.6  
     1.7  class Cell(object):
     1.8      def __init__(self, x, y, canvas):
     1.9 @@ -28,17 +29,38 @@
    1.10          self.w = min(canvas.height, canvas.width)
    1.11          self.h = min(canvas.height, canvas.width)
    1.12          self.snakes = []
    1.13 -        self.field = []
    1.14 +        self.init_field()
    1.15 +        return
    1.16 +    def init_field (self):
    1.17 +        self.field = {}
    1.18 +        for x in range(21):
    1.19 +            for y in range(21):
    1.20 +                self.field[x, y] = Cell(x, y, self.canvas)
    1.21 +                pass
    1.22 +            pass
    1.23 +        for y in range(21):
    1.24 +            self.field[0, y].type = 'wall'
    1.25 +            self.field[20, y].type = 'wall'
    1.26 +            pass
    1.27 +        for x in range(1,20):
    1.28 +            self.field[x, 0].type = 'wall'
    1.29 +            self.field[x, 20].type = 'wall'
    1.30 +            pass
    1.31          return
    1.32      def step(self):
    1.33 -        pass
    1.34 -    def move_snake(self):
    1.35 +        for snake in self.snakes:
    1.36 +            self.legal_moves()
    1.37 +            self.move_snake(snake)
    1.38 +            self.refill()
    1.39 +        self.redraw()    
    1.40 +        return
    1.41 +    def move_snake(self, snake):
    1.42          pass
    1.43      def create_snake(self, snake_number):
    1.44          pass
    1.45      def refill(self):
    1.46          pass
    1.47 -    def redraw(self, w, h):
    1.48 +    def redraw(self):
    1.49          pass
    1.50      def legal_moves(self, snake):
    1.51          snake.legal_dir = []