snake: engine.py annotate

snake

annotate engine.py @ 10:f25c0439251f

Automated merge with ssh://kodomo.fbb.msu.ru/snake

author	Alex Martynov <martiran@kodomo.fbb.msu.ru>
date	Sun, 12 Dec 2010 21:02:27 +0300
parents	1b6cfae2315b 2c9ca13b4413
children	0ece930a4d1b a1a766440639

rev	line source
martiran@6	1 directions = [(0,1), (1,0), (0,-1), (-1,0)]
martiran@9	2 rtm = [[0, -1], [1, 0]]
martiran@1	3
martiran@5	4 class Cell(object):
martiran@5	5 def __init__(self, x, y, canvas):
martiran@1	6 self.x = x
martiran@1	7 self.y = y
martiran@1	8 self.canvas = canvas
martiran@1	9 self.snake = None
martiran@1	10 self.type = empty
martiran@1	11 return
martiran@6	12 def redraw(self):
martiran@1	13 pass
martiran@6	14 def __eq__(self, pattern):
martiran@6	15 if pattern.type == self.type:
martiran@6	16 return True
martiran@6	17 else:
martiran@6	18 return False
martiran@6	19 return
martiran@6	20 def clear(self):
martiran@1	21 self.snake = None
martiran@1	22 self.type = 'empty'
martiran@1	23 return
martiran@1	24
martiran@2	25
martiran@5	26 class Engine(object):
martiran@6	27 def __init__(self, canvas):
martiran@1	28 self.canvas = canvas
martiran@6	29 self.w = min(canvas.height, canvas.width)
martiran@6	30 self.h = min(canvas.height, canvas.width)
martiran@1	31 self.snakes = []
martiran@9	32 self.init_field()
martiran@9	33 return
martiran@9	34 def init_field (self):
martiran@9	35 self.field = {}
martiran@9	36 for x in range(21):
martiran@9	37 for y in range(21):
martiran@9	38 self.field[x, y] = Cell(x, y, self.canvas)
martiran@9	39 pass
martiran@9	40 pass
martiran@9	41 for y in range(21):
martiran@9	42 self.field[0, y].type = 'wall'
martiran@9	43 self.field[20, y].type = 'wall'
martiran@9	44 pass
martiran@9	45 for x in range(1,20):
martiran@9	46 self.field[x, 0].type = 'wall'
martiran@9	47 self.field[x, 20].type = 'wall'
martiran@9	48 pass
martiran@1	49 return
martiran@6	50 def step(self):
martiran@9	51 for snake in self.snakes:
martiran@9	52 self.legal_moves()
martiran@9	53 self.move_snake(snake)
martiran@9	54 self.refill()
martiran@9	55 self.redraw()
martiran@9	56 return
martiran@9	57 def move_snake(self, snake):
martiran@1	58 pass
martiran@6	59 def create_snake(self, snake_number):
martiran@1	60 pass
martiran@6	61 def refill(self):
martiran@1	62 pass
martiran@9	63 def redraw(self):
martiran@1	64 pass
martiran@6	65 def legal_moves(self, snake):
martiran@6	66 snake.legal_dir = []
martiran@6	67 for direction in directions:
me@8	68 dir_cell = field[snake.cells[0].y + direction[0], snake.cells[0].x + direction[1]]
martiran@6	69 if (dir_cell.type == 'empty' or (dir_cell.type == 'tail' and dir_cell.snake == 'enemy')):
martiran@6	70 snake.legal_dir.append(direction)
martiran@6	71 return
martiran@6	72 return
martiran@6	73