auto save

snake.py

@@ -6,27 +6,61 @@ pygame.init()
 
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
-
+FPSCLOCK=pygame.time.Clock()
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.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
+qwe=[(180,90),(180,120),(210,120),(x,y)]
+setheading="right"
+s=right
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit() 
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and setheading != "left":
+                    setheading='right'
+                    s=right
+            if event.key==locals.K_LEFT and setheading != "right":
+                    setheading='left'
+                    s=left
+            if event.key==locals.K_UP and setheading != "down":
+                    setheading='up'
+                    s=up
+            if event.key==locals.K_DOWN and setheading != "up":
+                    setheading='down'
+                    s=down
+    if setheading=="right":
+        x +=30    
+    elif setheading=="left":
+        x -=30 
+    elif setheading=="up":
+        y -=30 
+    else:                   
+        y +=30
+    qwe.append((x,y))
+    qwe.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
+
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
+    screen.blit(s,  qwe[-1])
+    for i in range(len(qwe)-1):
+        screen.blit(body,qwe[i])
     # 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
     screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()
+    FPSCLOCK.tick(3)
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