save project

snake.py

@@ -18,6 +18,15 @@ 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()
+        if event.tpye==locals.KEYDOWN:
+            if event.key=locals.K_RIGHT and setheanding!="left":
+                setheanding="right"
+            if event.key=locals.K_RIGHT and setheanding!="right":
+                setheanding="left"
+            if event.key=locals.K_RIGHT and setheanding!="up":
+                setheanding="down"
+            if event.key=locals.K_RIGHT and setheanding!="down":
+                setheanding="up"
     # 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
     # 将贪吃蛇画上去
@@ -36,3 +45,11 @@ while True:
     position.pop(0)
     position.pop(0)
     pygame.display.update()
     pygame.display.update()
     FPSCLOCK.tick(3)
     FPSCLOCK.tick(3)
+if event.key=locals.K_RIGHT and setheanding!="left":
+        setheanding="right"
+    if event.key=locals.K_RIGHT and setheanding!="right":
+        setheanding="left"
+    if event.key=locals.K_RIGHT and setheanding!="up":
+        setheanding="down"
+    if event.key=locals.K_RIGHT and setheanding!="down":
+        setheanding="up"
\ No newline at end of file