save project

snake.py

@@ -7,6 +7,8 @@ pygame.init()
 x=240
 x=240
 y=120
 y=120
 
 
+long=[(210,120),(180,120),(180,90),(x,y)]
+
 # 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))
 
 
@@ -23,15 +25,20 @@ while True:
         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()
+    x +=30
+    long.append((x,y))
+    long.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
-    # 将贪吃蛇画上去
-    x +=30
-    screen.blit(right, (x, y))
+     # 将贪吃蛇画上去
+    screen.blit(right, long[-1])
+    for i in range(len(long)-1):
+        screen.blit(body,long[i])
+    
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    #screen.blit(body, (210, 120))
+    #screen.blit(body, (180, 120))
+    #screen.blit(body, (180, 90))
     # 将果实画上去
     # 将果实画上去
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面