save project

snake.py

@@ -12,15 +12,32 @@ 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')
+way=0
 x,y=240,120
 x,y=240,120
 position=[(180,90),(180,120),(210,120),(x,y)]
 position=[(180,90),(180,120),(210,120),(x,y)]
 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()
+            pygame.mouse.get_pos()
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_UP and way!=-1:
+                way=1
+            if event.key==locals.K_DOWN and way!=1:
+                way=-1
+            if event.key==locals.K_LEFT and way!=2:
+                way=-2
+            if event.key==locals.K_RIGHT and way!=-2:
+                way=2
+        if way==2:
             x+=30
             x+=30
+        if way==-2:
+            x-=30
+        if way==1:
+            y-=30
+        if way==-1:
+            y+=30
     position.append((x,y))
     position.append((x,y))
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去