save project

snake.py

@@ -6,34 +6,55 @@ 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))
+x=180
+y=180
+a=[(180,90),(180,120),(180,150),(x,y)]
+a1=pygame.time.Clock()
 
 
+f="right"
 # 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')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down= pygame.image.load('down.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')
 
 
+snakeHead=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()
+        if event.type ==locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and f !="left":
+                f="right"
+                snakeHead=right
+            if event.key == locals.K_LEFT and f !="right":
+                f="left"
+                snakeHead=left
+            if event.key == locals.K_UP and f !="down":
+                f="up"
+                snakeHead=up
+            if event.key == locals.K_DOWN and f !="up":
+                f="down"
+                snakeHead=down
     
     
-    
-    
-    
-    
-    
-    
+    x=x+30
+    a.append((x,y))
+    a.pop(0)
+        
     # 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))
+    screen.blit(right, a[-1])
     # 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))
+    for i in range(len(a)-1):
+        screen.blit(body, a[i])
     # 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()
\ No newline at end of file
+    a1.tick(3)
\ No newline at end of file