auto save

snake.py

 import pygame
 import pygame
+import random
 from pygame import locals
 from pygame import locals
 
 
 # 初始化pygame，为使用硬件做准备
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 pygame.init()
-
+ys_x=360
+ys_y=300
 # 创建一个窗口
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 screen = pygame.display.set_mode((660, 480))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
@@ -11,7 +13,7 @@ FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')      # 头 朝右
 right = pygame.image.load('right.png')      # 头 朝右
-food = pygame.image.load('apple.png')       # 食物 苹果
+food = pygame.image.load('ys.png')       # 食物 苹果
 body = pygame.image.load('body.png')        # 身体
 body = pygame.image.load('body.png')        # 身体
 left = pygame.image.load('left.png')        # 头 朝左
 left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 up = pygame.image.load('up.png')            # 头 朝上
@@ -29,16 +31,16 @@ while True:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
         if event.type == locals.KEYDOWN:
         if event.type == locals.KEYDOWN:
-            if event.key == locals.K_RIGHT and setheading != "left":
+            if event.key == locals.K_d and setheading != "left":
                 setheading = 'right'
                 setheading = 'right'
                 snake_head = right
                 snake_head = right
-            if event.key == locals.K_LEFT and setheading != "right":
+            if event.key == locals.K_a and setheading != "right":
                 setheading = 'left'
                 setheading = 'left'
                 snake_head = left
                 snake_head = left
-            if event.key == locals.K_UP and setheading != "down":
+            if event.key == locals.K_w and setheading != "down":
                 setheading = 'up'
                 setheading = 'up'
                 snake_head = up
                 snake_head = up
-            if event.key == locals.K_DOWN and setheading != "up":
+            if event.key == locals.K_s and setheading != "up":
                 setheading = 'down'
                 setheading = 'down'
                 snake_head = down
                 snake_head = down
 
 
@@ -53,6 +55,10 @@ while True:
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
     position.pop(0)
     position.pop(0)
+
+    if x==ys_x and y==ys_y:
+        ys_x=random.randint(0,660)
+        ys_y=random.randint(0,480)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去
@@ -62,7 +68,7 @@ while True:
         screen.blit(body, position[i])
         screen.blit(body, position[i])
 
 
     # 将果实画上去
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (ys_x, ys_y))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
-    FPSCLOCK.tick(3)
+    FPSCLOCK.tick(5)
\ No newline at end of file