save project

snake.py

@@ -6,13 +6,21 @@ pygame.init()
 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')
+
 # 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))
 
 
 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:
-            exit()
+            exit() 
+        elif event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading !="left":
+                setheading == 'right'
+                snack_head = right
+            if event.key == locals.K_LEFT and setheading !="right":
+                
+
     screen. blit(background,(0,0))
     screen. blit(background,(0,0))
     screen. blit(right,(290,120))
     screen. blit(right,(290,120))
     screen. blit(food,(300,300))
     screen. blit(food,(300,300))