save project

snake.py

@@ -6,8 +6,6 @@ pygame.init()
 x, y=240, 120
 F=pygame.time.Clock()
 J=[(180, 90),(180, 120),(210, 120),(x,y)]
-s='right'
-h=right
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 
@@ -20,6 +18,9 @@ down = pygame.image.load('down.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 
+h=right
+s='right'
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -41,17 +42,20 @@ while True:
     if s=='rihgt':
         x += 30
     elif s=='left':
+        x -= 30
+    elif s=='up':
+        y -= 30
+    else:
+        y += 30
     J.append((x,y))
     J.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, J[-1])
+    screen.blit(h, J[-1])
     # 将贪吃蛇的身体画上去
     for i in range(len(J)-1):
         screen.blit(body, J[i])
-    # 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