save project

snake.py

@@ -8,11 +8,14 @@ screen = pygame.display.set_mode((660, 480))
 FPSCLOCK=pygame.time.Clock()
 FPSCLOCK=pygame.time.Clock()
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
+left = pygame.image.load('left.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')
 up=pygame.image.load('up.png')
 up=pygame.image.load('up.png')
 down=pygame.image.load('down.png')
 down=pygame.image.load('down.png')
+seathing="right"
+snake_head=right
 x,y=240,120
 x,y=240,120
 pioition=[(180,90),(180,120),(210,120),(x,y)]
 pioition=[(180,90),(180,120),(210,120),(x,y)]
 while True:
 while True:
@@ -20,13 +23,33 @@ 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.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and seathing!="left":
+                seathing="right"
+                snake_head=right
+            if event.key == locals.K_LEFT and seathing!="right":
+                seathing="left"
+                snake_head=left
+            if event.key == locals.K_UP and seathing!="down":
+                seathing="up"
+                snake_head=up
+            if event.key == locals.K_DOWN and seathing!="up":
+                seathing="down"
+                snake_head=down
     # 将背景图画上去
     # 将背景图画上去
-    x+=30
+    if seathing =="up":
+        y-=30
+    elif seathing =="down":
+        y+=30
+    elif seathing =="right":
+        x+=30
+    elif seathing =="left":
+        x-=30
     pioition.append((x,y))
     pioition.append((x,y))
     pioition.pop(0)
     pioition.pop(0)
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
-    screen.blit(right,(x,y))
+    screen.blit(snake_head,(x,y))
     # 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, (210, 120))
     #screen.blit(body, (180, 120))
     #screen.blit(body, (180, 120))
@@ -37,4 +60,4 @@ while True:
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
-    FPSCLOCK.tick(3)
+    FPSCLOCK.tick(3)    
\ No newline at end of file