save project

snake.py

@@ -14,16 +14,35 @@ food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
 
 
 x,y=240,120
 x,y=240,120
+b="right"
 d=[(180, 90),(180, 120),(210,120),(x,y)]
 d=[(180, 90),(180, 120),(210,120),(x,y)]
 k=pygame.time.Clock()
 k=pygame.time.Clock()
 
 
 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.K_RIGHT and b!="left":
+                    b="right"
+            if event.type==locals.K_LEFT and b!="right":
+                    b="left"
+            if event.type==locals.K_UP and b!="down":
+                    b="up"
+            if event.type==locals.K_DOWN and b!="up":
+                    b="down"
+
+    if b=="right":
         x+=30
         x+=30
+    elif b=="left":
+        x-=30
+    elif b=="up":
+        y-=30
+    else:
+        y+=30
+
     d.append((x,y))
     d.append((x,y))
     d.pop(0)
     d.pop(0)