auto save

snake.py

@@ -6,27 +6,53 @@ pygame.init()
 
 
 # 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()
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
 
 
+x,y=240,120
+a=[(180,90),(180,120),(180,150),(x,y)]
+b='right'
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
+        print(event)
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
+
             exit()
             exit()
+        if event.type==locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and b !='left':
+                b='right'
+            if event.key == locals.K_LEFT and b !='right':
+                b='left'
+            if event.key == locals.K_DOWN and b !='up':
+                b='down'
+            if event.key == locals.K_UP and b !='down':
+                b='up'
+
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
+    if b == 'right':
+        x+=30
+    elif b == 'left':
+        x-=30
+    elif b == 'up':
+        y-=30
+    else :
+        y+=30
+    
+    a.append((x,y))
+    a.pop(0)
+    screen.blit(right, a[-1])
+    for i in range(len(a)-1):
+        screen.blit(body,a[i])
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
-    # 将果实画上去
+    
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面
-    pygame.display.update()
+    pygame.display.update()
\ No newline at end of file
+    FPSCLOCK.tick(3)
\ No newline at end of file