save project

snake.py

@@ -5,6 +5,8 @@ x,y=210,120
 pygame.init()
 pygame.init()
 position=[(180,90),(180,120),(210,120),(x,y)]
 position=[(180,90),(180,120),(210,120),(x,y)]
 # 创建一个窗口
 # 创建一个窗口
+apple_x=360
+apple_y=300
 screen = pygame.display.set_mode((660, 480))
 screen = pygame.display.set_mode((660, 480))
 
 
 # 背景
 # 背景
@@ -18,7 +20,19 @@ 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=x+30 
+     
+    if setheading =="left":
+        x-=30
+    elif setheaing== "right":
+        x+=30
+    elif setheading== "up" :
+        y-=30
+    else:
+        y+=30
+    if x==apple_x and  y==apple_y:
+        apple_x=random.randint(0,660)
+        apple_y=random.randint(0,480)
+
     position.append((x,y))
     position.append((x,y))
     position.pop(0)
     position.pop(0)
    
    
@@ -30,7 +44,7 @@ while True:
     for i in range(len(position)-1):
     for i in range(len(position)-1):
        screen.blit(body,position[i])
        screen.blit(body,position[i])
     # 将果实画上去
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x,apple_y))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
     hyfhsihfu.tick(3)
     hyfhsihfu.tick(3)
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