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')
+right = pygame.image.load("right.png")
+left = pygame.image.load("left.png")
+up = pygame.image.load("up.png")
+down = pygame.image.load("down.png")
+
+head_x , head_y=(240,120)
+FPSCLOCK = pygame.time.Clock()
+position = [(180,90),(180,120),(210,120),(head_x,head_y)]
+
+
+chaoxiang = "right"
+snake_head = 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_LEFT and chaoxiang !="right":
+                chaoxiang ="left"
+                snake_head = left
+                
+            if event.key ==  locals.K_RIGHT and chaoxiang !="left":
+                chaoxiang ="right"
+                snake_head = right
+                
+            if event.key ==  locals.K_DOWN and chaoxiang !="up":
+                chaoxiang ="down"
+                snake_head = down
+                
+            if event.key ==  locals.K_UP and chaoxiang !="down":
+                chaoxiang ="up"
+                snake_head = up
+
+    if chaoxiang == "right":
+        head_x +=30
+    if chaoxiang == "left":
+        head_x -=30
+    if chaoxiang == "up":
+        head_y -=30
+    if chaoxiang == "down":
+        head_y +=30
+    
+        
+    position.append((head_x,head_y))
+    position.pop(0)
+    print(position)
+    screen.blit(background, (0, 0))
+    screen.blit(snake_head,position[-1])
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
+    FPSCLOCK.tick(3)
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