view engine.py @ 104:c68b54a43501
Rule.rotate now accepts target direction, not number of times to rotate
author |
Daniil Alexeyevsky <me.dendik@gmail.com> |
date |
Mon, 20 Dec 2010 11:22:26 +0300 |
parents |
a804d1e0e69e |
children |
020c62119e6f |
line source
5 directions = [(0,1), (1,0), (0,-1), (-1,0)]
9 def __init__(self, x, y, canvas = None):
17 field_size = min(self.canvas.winfo_height(), self.canvas.winfo_width())
18 offset = ((self.canvas.winfo_width() - field_size)/2.0, (self.canvas.winfo_height() - field_size)/2.0)
19 x0=offset[0] + self.x*field_size/21.0
20 y0=offset[1] + self.y*field_size/21.0
21 x1=offset[0] + (self.x+1)*field_size/21.0
22 y1=offset[1] + (self.y+1)*field_size/21.0
23 x2=offset[0] + (self.x+1/2.0)*field_size/21.0
24 if self.type == 'wall':
25 self.canvas.create_rectangle(x0, y0, x1, y1, fill="grey")
27 elif self.type == 'empty':
28 self.canvas.create_rectangle(x0, y0, x1, y1, fill="black")
30 elif self.type == 'body':
31 self.canvas.create_rectangle(x0, y0, x1, y1, fill=self.snake.color)
33 elif self.type == 'head':
34 self.canvas.create_oval(x0, y0, x1, y1, fill=self.snake.color)
36 elif self.type == 'tail':
37 self.canvas.create_polygon(x0, y0, x1, y0, x2, y1, fill=self.snake.color)
40 def __eq__(self, pattern):
41 if pattern.type == 'any':
43 if pattern.type != self.type:
45 if pattern.snake_type == 'my' and pattern.snake != self.snake:
47 elif pattern.snake_type == 'enemy' and pattern.snake == self.snake:
57 def __init__(self, canvas):
59 self.w = min(canvas.winfo_height(), canvas.winfo_width())
60 self.h = min(canvas.winfo_height(), canvas.winfo_width())
61 self.snakes = [None, None, None, None]
64 def init_field (self):
68 self.field[x, y] = Cell(x, y, self.canvas)
70 self.field[0, y].type = 'wall'
71 self.field[20, y].type = 'wall'
73 self.field[x, 0].type = 'wall'
74 self.field[x, 20].type = 'wall'
79 for i, snake in enumerate(self.snakes):
81 if len(snake.cells) == 0:
84 self.legal_moves(snake)
85 self.move_snake(snake)
89 def move_snake(self, snake):
96 for rule in snake.rules:
97 if applied_dir == None:
98 for direction in snake.legal_dir:
99 rule.rotate(dir_to_numb_of_rot[direction])
100 if rule.applies(self.field, snake.cells[0].x, snake.cells[0].y) == True:
101 applied_dir = direction
104 self.move_do(snake, applied_dir)
106 if applied_dir == None:
107 self.move_do(snake, snake.legal_dir[0])
110 def move_do(self, snake, applied_dir):
111 dir_cell = self.field[snake.cells[0].y + applied_dir[0], snake.cells[0].x + applied_dir[1]]
112 if dir_cell.type == 'empty':
113 snake.cells.insert(0,dir_cell)
116 elif (dir_cell.type == 'tail' and dir_cell.snake != snake):
117 snake.cells.insert(0,dir_cell)
118 del dir_cell.snake.cells[-1]
121 def create_snake(self, snake_number):
124 cells_id.append((10, y+1))
125 for rot_num in range(snake_number - 1):
126 for i, cell in enumerate(cells_id):
127 cells_id[i] = ((tm[0][0]*(cell[0]-10) + tm[0][1]*(cell[1]-10))+10,(tm[1][0]*(cell[0]-10) + tm[1][1]*(cell[1]-10))+10)
129 for cell in cells_id:
130 cells.append(self.field[cell])
136 self.snakes[snake_number-1] = snake.Snake(cells, color_dic[snake_number])
137 return self.snakes[snake_number-1]
139 for x in range(1,20):
140 for y in range(1,20):
141 self.field[x, y].type = 'empty'
142 self.field[x, y].snake = None
144 for snake in self.snakes:
152 self.canvas.delete(all)
153 for cell_coord in self.field:
154 self.field[cell_coord].redraw()
156 def legal_moves(self, snake):
158 for direction in directions:
159 dir_cell = self.field[snake.cells[0].y + direction[0], snake.cells[0].x + direction[1]]
160 if (dir_cell.type == 'empty' or (dir_cell.type == 'tail' and dir_cell.snake != snake)):
161 snake.legal_dir.append(direction)
162 rnd.shuffle(snake.legal_dir)