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snake.py
import pygame import pygame
from pygame import locals from pygame import locals
import random
# 初始化pygame，为使用硬件做准备
pygame.init() # 初始化pygame，为使用硬件做准备
pygame.init()
# 创建一个窗口
screen = pygame.display.set_mode((660, 480)) # 创建一个窗口
FPSCLOCK = pygame.time.Clock() # pygame时钟，控制游戏速度（帧数） screen = pygame.display.set_mode((660, 480))
FPSCLOCK = pygame.time.Clock() # pygame时钟，控制游戏速度（帧数）
# 背景
background = pygame.image.load('bg.png') # 背景
right = pygame.image.load('right.png') # 头 朝右 background = pygame.image.load('bg.png')
food = pygame.image.load('apple.png') # 食物 苹果 right = pygame.image.load('right.png') # 头 朝右
body = pygame.image.load('body.png') # 身体 food = pygame.image.load('apple.png') # 食物 苹果
left = pygame.image.load('left.png') # 头 朝左 body = pygame.image.load('body.png') # 身体
up = pygame.image.load('up.png') # 头 朝上 left = pygame.image.load('left.png') # 头 朝左
down = pygame.image.load('down.png') # 头 朝下 up = pygame.image.load('up.png') # 头 朝上
down = pygame.image.load('down.png') # 头 朝下
x, y = 240, 120
position = [(180, 90), (180, 120), (210, 120), (x, y)] x, y = 240, 120
apple_x, apple_y = 360, 300
setheading = "right" position = [(180, 90), (180, 120), (210, 120), (x, y)]
snake_head = right
setheading = "right"
while True: snake_head = right
for event in pygame.event.get():
if event.type == locals.QUIT: while True:
# 接收到退出事件后退出程序 for event in pygame.event.get():
exit() if event.type == locals.QUIT:
if event.type == locals.KEYDOWN: # 接收到退出事件后退出程序
if event.key == locals.K_RIGHT and setheading != "left": exit()
setheading = 'right' if event.type == locals.KEYDOWN:
snake_head = right if event.key == locals.K_RIGHT and setheading != "left":
if event.key == locals.K_LEFT and setheading != "right": setheading = 'right'
setheading = 'left' snake_head = right
snake_head = left if event.key == locals.K_LEFT and setheading != "right":
if event.key == locals.K_UP and setheading != "down": setheading = 'left'
setheading = 'up' snake_head = left
snake_head = up if event.key == locals.K_UP and setheading != "down":
if event.key == locals.K_DOWN and setheading != "up": setheading = 'up'
setheading = 'down' snake_head = up
snake_head = down if event.key == locals.K_DOWN and setheading != "up":
setheading = 'down'
# 设置贪吃蛇的头部坐标 snake_head = down
if setheading == "right":
x += 30 # 设置贪吃蛇的头部坐标
elif setheading == "left": if setheading == "right":
x -= 30 x += 30
elif setheading == "up": elif setheading == "left":
y -= 30 x -= 30
else: elif setheading == "up":
y += 30 y -= 30
position.append((x, y)) else:
position.pop(0) y += 30
# 将背景图画上去
screen.blit(background, (0, 0)) position.append((x, y))
# 将贪吃蛇的头画上去
screen.blit(snake_head, position[-1]) if x == apple_x and y == apple_y:
# 将贪吃蛇的身体画上去 apple_x = random.randint(0,21) * 30
for i in range(len(position)-1): apple_y = random.randint(0,15) * 30
screen.blit(body, position[i]) else:
position.pop(0)
# 将果实画上去 # 将背景图画上去
screen.blit(food, (360, 300)) screen.blit(background, (0, 0))
# 刷新画面 # 将贪吃蛇的头画上去
pygame.display.update() screen.blit(snake_head, position[-1])
# 将贪吃蛇的身体画上去
for i in range(len(position)-1):
screen.blit(body, position[i])
# 将果实画上去
screen.blit(food, (apple_x, apple_y))
# 刷新画面
pygame.display.update()
FPSCLOCK.tick(3) FPSCLOCK.tick(3)
\ No newline at end of file
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