def init_snake(self):
head = Snake()
head.body_part = self.game_board_canvas.create_rectangle(
120, 100, 130, 110, outline='#006400', fill='#008000', tags='S1')
head.id = 'S1'
body = Snake()
body.body_part = self.game_board_canvas.create_rectangle(
110, 100, 120, 110, outline='#006400', fill='#32CD32', tags='S2')
body.id = 'S2'
tail = Snake()
tail.body_part = self.game_board_canvas.create_rectangle(
100, 100, 110, 110, outline='#006400', fill='#32CD32', tags='S3')
tail.id = 'S3'
self.snake = [head, body, tail]
def play(self):
while self.game:
level = len(self.snake) // 3
snake_speed = (self.speed - level) / 100
if self.speed <= 0.01:
time.sleep(0.01)
else:
self.update_level_label(level)
time.sleep(snake_speed)
for trap in self.traps:
trap.increase_current_life_time()
if trap.can_remove():
trap.remove()
self.traps.remove(trap)
self.traps.append(
Trap(self.game_board_canvas, self.snake, self.prize))
if self.prize is not None:
self.prize.increase_current_life_time()
if self.prize.can_remove():
self.prize.remove()
self.prize = None
self.prize = Prize(self.game_board_canvas, self.snake,
self.traps)
if self.prize is not None:
head = self.snake[0]
tail = self.snake[len(self.snake) - 1]
pc = self.game_board_canvas.coords(self.prize.get())
hc = self.game_board_canvas.coords(head.body_part)
tc = self.game_board_canvas.coords(tail.body_part)
if pc[0] == hc[0] and pc[1] == hc[1] and pc[2] == hc[2] and pc[
3] == hc[3]:
np = Snake()
np.body_part = self.game_board_canvas.create_rectangle(
tc[0] - tail.x_pos,
tc[1] - tail.y_pos,
tc[2] - tail.x_pos,
tc[3] - tail.y_pos,
outline='#006400',
fill='#32CD32',
tags=('ss' + str(len(self.snake) + 1)))
np.id = 'S' + str(len(self.snake) + 1)
np.x_pos = tail.x_pos
np.y_pos = tail.y_pos
np.moves = []
for m in tail.moves:
np.moves.append(m)
self.snake.append(np)
self.score += self.prize.value
self.score_label_text.set('SCORE: ' + str(self.score))
self.snake_length.set('SNAKE LENGTH: ' +
str(len(self.snake)))
self.prize.remove()
self.prize = None
self.prize = Prize(self.game_board_canvas, self.snake,
self.traps)
if len(self.move_positions) > 0:
pos = self.move_positions[0]
for sp in self.snake:
sp.add_move(pos)
del self.move_positions[0]
for snake_part in self.snake:
c = self.game_board_canvas.coords(snake_part.body_part)
if len(snake_part.moves) > 0:
m = snake_part.moves[0]
if c[0] == m[0] and c[1] == m[1] and c[2] == m[2] and c[
3] == m[3]:
snake_part.x_pos = m[4]
snake_part.y_pos = m[5]
del snake_part.moves[0]
self.game_board_canvas.move(snake_part.body_part,
snake_part.x_pos, snake_part.y_pos)
if c[2] >= 400 and snake_part.x_pos == 10:
self.game_board_canvas.coords(snake_part.body_part,
[0, c[1], 10, c[3]])
if c[0] <= 0 and snake_part.x_pos == -10:
self.game_board_canvas.coords(snake_part.body_part,
[390, c[1], 400, c[3]])
if c[3] >= 300 and snake_part.y_pos == 10:
self.game_board_canvas.coords(snake_part.body_part,
[c[0], 0, c[2], 10])
if c[1] <= 0 and snake_part.y_pos == -10:
self.game_board_canvas.coords(snake_part.body_part,
[c[0], 290, c[2], 300])
snake_body = copy.copy(self.snake)
del snake_body[0]
sh_cords = self.str_coords(
self.game_board_canvas.coords(self.snake[0].body_part))
for snake_body_part in snake_body:
sbp_str_cords = self.str_coords(
self.game_board_canvas.coords(snake_body_part.body_part))
if sh_cords == sbp_str_cords:
self.game_over_text()
self.game = False
break
if len(self.traps) > 0:
head = self.snake[0]
hc = self.game_board_canvas.coords(head.body_part)
for trap in self.traps:
tc = self.game_board_canvas.coords(trap.get())
if tc[0] == hc[0] and tc[1] == hc[1] and tc[2] == hc[
2] and tc[3] == hc[3]:
self.game_over_text()
self.game = False
break
self.game_board.bind('<Key>',
lambda event, current_snake=self.snake: self.
move_snake(event, current_snake),
add='')
self.game_board_canvas.update()
self.game_board.mainloop()