auto save

snake.py

@@ -11,22 +11,69 @@ screen = pygame.display.set_mode((660, 480))
 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')
+left=pygame.image.load('left.png')
+up=pygame.image.load('up.png')
+down=pygame.image.load('down.png')
+
+x,y=240,120
+position=[(180,90),(180,120),(210,120),(x,y)]
 
 
+setheading="righi"
+snake_head=right
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         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()
-    # 将背景图画上去
-    screen.blit(background, (0, 0))
+        elif event in pygame.event.get():
+            if event.type==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))
+    position.pop(0)
+
+    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(food,(360,300))
+
+    pygame.display.update()
+    FPSCLOCK.tick(3)
+    #screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
+    #screen.blit(right, (240, 120))
     # 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))
+    #screen.blit(body, (210, 120))
+    #screen.blit(body, (180, 120))
+    #screen.blit(body, (180, 90))
     # 将果实画上去
     # 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()
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