save project

snake.py

+import pygame
+from pygame import locals
+
+# 初始化pygame，为使用硬件做准备
+pygame.init()
+
+# 创建一个窗口
+screen = pygame.display.set_mode((660, 480))
+x,y=240,120
+dog=[(210,120),(180,120),(180,90),(x,y)]
+m=pygame.time.Clock()
+# 背景
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+left= pygame.image.load('left.png')
+up= pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+u="right"
+sk=right
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            # 接收到退出事件后退出程序
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.type == locals.RIGHT and u!='left':
+                u='right'
+                sk=right
+            if events.type == locals.LEFT and u!='right':
+                u='left'
+                sk=left
+            if event.type == locals.DOWN and u!='up':
+                u='down'
+                sk=down
+            if event.type == locals.UP and u!='down':
+                u='up'
+                sk=up
+    if u=="right":
+            x+=30
+    elif u=="left":
+            x-=30
+    elif u=="up":
+            y-=30
+    else: 
+            y+=30
+    
+    dog.append((x,y))
+    dog.pop(0)
+    # 将背景图画上去
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇画上去
+    screen.blit(right, dog[-1])
+    # 将贪吃蛇的身体画上去
+    for i in range(len(dog)-1):
+        screen.blit(body,dog[i])
+
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    m.tick(3)
+    pygame.display.update()
+