save project

snake.py

+import pygame
+from pygame import locals
+FPSCLOCK=pygame.time.Clock()
+
+# 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((750, 600))
+
+# 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')
+down = pygame.image.load('down.png')
+up = pygame.image.load('up.png')
+left = pygame.image.load('left.png')
+sath='right'
+snake_head=right
+
+
+x,y=240,120
+po=[(180,90),(180,120),(210,120),(x,y)]
+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()
+    # 将背景图画上去
+        elif event.type==locals.KEYDOWN:
+            if event.key ==locals.K_RIGHT and sath != 'left':
+                sath='right'
+                snake_head=right
+            if event.key ==locals.K_LEFT and sath != 'right':
+                sath='left'
+                snake_head=left
+            if event.key ==locals.K_UP and sath != 'down':
+                sath='up'
+                snake_head=up
+            if event.key ==locals.K_DOWN and sath != 'up':
+                sath='down'
+                snake_head=down
+    if sath=='right':
+        x  +=  30
+    if sath=='left':
+        x  -=  30
+    if sath=='up':
+        y  -=  30
+    if sath=='down':
+        y  +=  30
+    po.append((x,y))
+    po.pop(0)
+    screen.blit(background,(0, 0))
+    # 将贪吃蛇画上去
+    screen.blit(snake_head,po[-1])
+    # 将贪吃蛇的身体画上去
+    for i in range(len(po)-1):
+        screen.blit(body,po[i])
+    # 将果实画上去
+    screen.blit(food,(360, 300))
+    # 刷新画面
+    pygame.display.update()
+    FPSCLOCK.tick(5)
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