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')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+# 时间帧数
+FPSLOCK = pygame.time.Clock()
+# 贪吃蛇xy坐标
+x,y = 240,120
+# 贪吃蛇身体列表
+position = [(180,90),(180,120),(270,120),(x,y)]
+
+setheading = "right"
+snake_head = right
+
+# 循环游戏
+while True:
+# 玩家动作设置
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            # 接收到退出事件后退出程序
+            exit()
+        #头的方向
+        elif event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading !="left":
+                setheading ="right"
+                snake_head = right
+            if event.key == locals.K_LEFT and setheading !="right":
+                setheading ="left"
+                snake_head = left
+            if event.key == locals.K_UP and setheading !="down":
+                setheading ="up"
+                snake_head = up
+            if event.key == locals.K_DOWN and setheading !="up":
+                setheading ="down"
+                snake_head = down
+    # 贪吃蛇头部x坐标增加            
+    #蛇的坐标
+    if setheading =="right":
+        x +=30
+    elif setheading =="left":
+        x -=30
+    elif setheading =="up":
+        y -=30
+    else:
+        y +=30
+# 游戏设置
+    
+     
+    # 追加x,y坐标
+    position.append((x,y))
+    # 删除第一个坐标
+    position.pop(0)
+    # 将背景图画上去
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇画上去
+    screen.blit(snake_head, position[-1])
+    # 将贪吃蛇的身体画上去
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
+    # 帧数设定
+    FPSLOCK.tick(3)
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