auto save

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
+import random
 
 
 # 初始化pygame，为使用pygame做准备
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 pygame.init()
 
 
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+my_font = pygame.font.Font('neuropol.ttf',18)
+
+x,y = 240,120
+position = [(180,90),(180,120),(210,120),(x,y)]
+apple_x = 360
+apple_y = 300
+
+setheading = "right"
+snake_head = right
+score = 0
 
 
 # 创建一个窗口
 # 创建一个窗口
 screen = pygame.display.set_mode((660,480))
 screen = pygame.display.set_mode((660,480))
+
+FPSCLOCK = pygame.time.Clock()
+
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         print(event)
         print(event)
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             exit()
             exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading != "left":
+                setheading = 'right'
+                snake_head = right
+            if event.key == locals.K_LEFT and setheading != "right":
+                setheading = 'left'
+                snake_head = left
+            if event.key == locals.K_UP and setheading != "down":
+                setheading = 'up'
+                snake_head = up
+            if event.key == locals.K_DOWN and setheading != "up":
+                setheading = 'down'
+                snake_head = down
+    if setheading == "right":
+        x += 30
+    elif setheading == "left":
+        x -= 30
+    elif setheading == "up":
+        y -= 30
+    else:
+        y += 30
+   
+    position.append((x,y))
+
+    if x == apple_x and y == apple_y:
+        score += 10
+        num1 = random.randint(1,22)
+        num2 = random.randint(1,16)
+        apple_x = 30*num1-30
+        apple_y = 30*num2-30
+    else:
+        position.pop(0)
+
+    if x < 0 or x > 630 or y < 0 or y > 450:
+        exit()
+    #y += 30
+    screen.blit(background,(0,0))
+    screen.blit(snake_head,position[-1])
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    #screen.blit(body,(210,120))
+    #screen.blit(body,(180,120))
+    #screen.blit(body,(180,90))
+    screen.blit(food,(apple_x,apple_y))
+    info = "Score " + str(score)
+    text = my_font.render(info,True,(0,0,0))
+    screen.blit(text,(540,10))
+    FPSCLOCK.tick(3)
+    pygame.display.update()
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