save project

snake.py

@@ -12,27 +12,37 @@ 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')
 
 
-setheading = 'right'
+x,y=240,120
+posttion = [(180,90),(180,120),(210,120),(x,y)]
 
 
+setheading = 'right'
+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()
         if event.type == locals.KEYDOWN:
         if event.type == locals.KEYDOWN:
-            if event.type == locals.K_RIGHT and setheading !="left"
+            if event.type == locals.K_RIGHT and setheading !="left":
                 setheading = 'right'
                 setheading = 'right'
-            if event.type == locals.K_LEFT and setheading !="right"
+            if event.type == locals.K_LEFT and setheading !="right":
                 setheading = 'left'
                 setheading = 'left'
-            if event.type == locals.K_UP and setheading !="down"
+            if event.type == locals.K_UP and setheading !="down":
                 setheading = 'up'
                 setheading = 'up'
-            if event.type == locals.K_DOWN and setheading !="up"
+            if event.type == locals.K_DOWN and setheading !="up":
                 setheading = 'down'
                 setheading = 'down'
-    if setheading == "right"
+    if setheading == "right":
         x  += 30
         x  += 30
-    elif setheading == "left"
-
+    elif setheading == "left":
+        x -= 30
+    elif setheading == "up":
+        y -= 30
+    else:
+        y   +=30