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))
+
+# 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")
+down=pygame.image.load("down.png")
+up=pygame.image.load("up.png")
+x=240
+y=120
+n='right'
+b=right
+f=pygame.time.Clock()
+p=[(180, 90),(180, 120),(210, 120),(x,y)]
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and n!="left":
+                n="right"
+                b=right
+            if  event.key==locals.K_LEFT and n!="right":
+                n="left"
+                b=left
+            if  event.key==locals.K_DOWN and n!="up":
+                n="down"
+                b=down
+            if  event.key==locals.K_UP and n!="down":
+                n="up"
+                b=up
+            # 接收到退出事件后退出程序
+    if  n=="right":
+        x+=30
+    if  n=="left":
+        x-=30
+    if  n=="down":
+        y+=30
+    if  n=="up":
+        y-=30       
+    # 将背景图画上去
+    p.append((x,y))
+    p.pop(0)
+    screen.blit(background, (0, 0))
+    screen.blit(b,(x,y))
+    # 将贪吃蛇画上去
+    #screen.blit(right,x)
+    for i in range(len(p)-1):
+        screen.blit(body,p[i])
+        
+    
+    screen.blit(food, (360, 300))
+    f.tick(3)
+    pygame.display.update()
+