save project

snake.py

+import pygame
+from pygame import locals
+
+# 初始化pygame，为使用硬件做准备
+pygame.init()
+x,y = 240,120
+po = [(210,120),(180,120),(180,90),(x,y)]
+# 创建一个窗口
+screen = pygame.display.set_mode((660,480))
+FC = 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')
+
+setheading = '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.key == locals.K_RIGHT and setheading != 'left':
+                setheading = 'right'       
+            if event.key == locals.K_LEFT and setheading != 'right':
+                setheading = 'left'        
+            if event.key == locals.K_UP and setheading != 'down':
+                setheading = 'up'              
+            if event.key == locals.K_DOWN and setheading != 'up':
+                setheading = 'down'
+    if setheading == 'right':
+        x += 30
+    if setheading == 'left':
+        x -= 30
+    if setheading == 'up':
+        y -= 30
+    if setheading == 'down':
+        y += 30    
+    po.append((x,y))
+    po.pop(0)
+    screen.blit(background,(0,0))
+    screen.blit(right,(po[3]))
+    for i in range(len(po)-1):
+        screen.blit(body,(po[i]))
+    '''screen.blit(body,(po[2]))
+    screen.blit(body,(po[1]))
+    screen.blit(body,(po[0]))'''
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
+    FC.tick(3)