save project

snake.py

+import pygame  #导入游戏模块
+from pygame import locals  #导入子模块
+
+pygame.init()  #初始化pygame，为使用硬件做准备
+
+screen = pygame.display.set_mode((660, 480))  #创建一个窗口
+
+FPSCLOCK=pygame.time.Clock()  #  监视时间
+
+background = pygame.image.load('bg.png')  #导入图片并赋值给变量
+right = pygame.image.load('right.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+
+x,y=240,120  #将头部的坐标设为变量
+position=[(180,90),(180,120),(210,120),(x,y)]  #将蛇身各部位坐标列表
+
+setheading="right"  #头部初始变量
+snack_head=right  #头部初始朝向
+
+while True:
+    for event in pygame.event.get():  #遍历事件
+        if event.type == locals.QUIT:
+            exit()  #接收到退出事件后退出程序
+        elif event.type==locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and setheading!="left":
+                setheading='right'
+                snack_head=right
+            if event.key==locals.K_LEFT and setheading!="right":
+                setheading='left'
+                snack_head=left
+            if event.key==locals.K_UP and setheading!="down":
+                setheading='up'
+                snack_head=up
+            if event.key==locals.K_DOWN and setheading!="up":
+                setheading='down'
+                snack_head=down  #判断按键
+    if setheading=="right":
+        x+=30
+    elif setheading=="left":
+        x-=30
+    elif setheading=="up":
+        y-=30
+    else:
+        y+=30  #移动
+    position.append((x,y))
+    position.pop(0)
+    screen.blit(background, (0, 0))  #将背景图画上去
+    screen.blit(right,position[-1])  #将贪吃蛇画上去
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])  #将贪吃蛇画上去
+    screen.blit(food, (360, 300))  #将食物画上去
+    pygame.display.update()  #刷新画面
+    FPSCLOCK.tick(3)  #游戏画面每秒不超过3帧
\ No newline at end of file