elif (e.key == pygame.K_s
or e.key == pygame.K_DOWN) and hero.side[-1] != Side.UP:
hero.turn_to(Side.DOWN)
elif (e.key == pygame.K_a
or e.key == pygame.K_LEFT) and hero.side[-1] != Side.RIGHT:
hero.turn_to(Side.LEFT)
elif (e.key == pygame.K_w
or e.key == pygame.K_UP) and hero.side[-1] != Side.DOWN:
hero.turn_to(Side.UP)
screen.fill((5, 5, 5))
zet.render(surface_to_render=screen)
hero.move()
if hero.check_collision(zet):
zet.x = choice(coordinates)
zet.y = choice(coordinates)
hero.len()
# TODO: To be moved into snake itself
for each_cell in hero.tail[1:]:
if each_cell.x == hero.x and each_cell.y == hero.y:
hero.length = each_cell.number
hero.render(surface_to_render=screen)
window.blit(screen, (0, 0))
pygame.display.flip()
pygame.time.delay(300)
if hero.length <= 1:
caption = "Hello Pygame"
else:
caption = "Your score is %d" % (hero.length - 1)
pygame.display.set_caption(caption)
class Scene:
def __init__(self):
self.started = False
self.bg_colour = (240, 160, 212)
self.area_info = (0, 0, 450, 450)
self.cell_amt = 18
self.back_colour = Color(231, 242, 198)
self.cell_colour = Color(200, 200, 227)
self.cell_size = (self.area_info[2] // self.cell_amt,
self.area_info[3] // self.cell_amt)
self.play_rect = Rect(self.area_info)
self.play_surf = Surface(self.area_info[2:])
self.play_surf.fill(self.back_colour)
self.circ_radius = 25
self.fruit = Collectible(self.cell_size, self.cell_amt)
self.score = 0
self.snake = Snake(self.cell_size, self.cell_amt)
self.snake_is_dead = False
self.draw_checkerboard()
self.font = SysFont("Arial", 30)
self.text = self.font.render("Score: 0", False, self.back_colour)
def draw_checkerboard(self):
for i in range(self.cell_amt):
for j in range(self.cell_amt):
if (i % 2 == 0) ^ (j % 2 == 0):
cr = Rect((i * self.cell_size[0], j * self.cell_size[1]),
self.cell_size)
draw_rect(self.play_surf, self.cell_colour, cr)
def start(self):
self.fruit.start()
self.snake.start()
self.started = True
return self.started
def update(self, delta):
if not self.snake_is_dead:
if get_pressed_keys()[K_SPACE]:
self.fruit.reposition()
elif get_pressed_keys()[K_p]:
self.snake.set_growth()
self.handle_collected()
self.snake.move()
self.fruit.update(delta)
self.collect()
self.snake.update(delta)
if not self.snake.check_alive():
self.snake_is_dead = True
self.text = self.font.render(f"Game Over", False,
self.back_colour)
def render(self, target):
target.fill(self.bg_colour)
if not self.snake_is_dead:
target.blit(self.play_surf, self.play_rect)
self.fruit.render(target)
self.snake.render(target)
target.blit(self.text, (560, 90))
else:
target.blit(self.text, (90, 90))
def collect(self):
if self.fruit.get_current_cell() == self.snake.get_head():
self.snake.set_growth()
snake_pos = self.snake.get_snake()
while self.fruit.get_current_cell() in snake_pos:
self.fruit.reposition()
self.handle_collected()
def handle_collected(self):
self.score += 1
if self.score % 5 == 0:
self.snake.speed_change = True
self.text = self.font.render(f"Score: {self.score}", False,
self.back_colour)
