auto save

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
-
+#创建窗口
 pygame.init()
 pygame.init()
 a = pygame.display.set_mode((660,480))
 a = pygame.display.set_mode((660,480))
+#创建计时器
+FPS = pygame.time.Clock()
+#设置初始坐标
+x,y =240,120
+#导入图片
+bg=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')
+right=pygame.image.load('right.png')
+up=pygame.image.load('up.png')
+down=pygame.image.load('down.png')
+#创建列表
+POS =[(180,90),(180,120),(210,120),(x,y)]
+#设置初始方向
+setheading = 'right'
+sanke = right
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type==locals.QUIT:
         if event.type==locals.QUIT:
+            #退出程序
             exit()
             exit()
-    bg=pygame.image.load('bg.png')
-    right=pygame.image.load('right.png')
-    food=pygame.image.load('apple.png')
-    body=pygame.image.load('body.png')
-
+            #控制方向
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_LEFT and setheading != "right":
+                setheading = 'left'
+                sanke = left
+            if event.key==locals.K_RIGHT and setheading != "left":
+                sanke = right
+            if event.key==locals.K_UP and setheading != "down":
+                setheading = 'up'
+                sanke = up
+            if event.key==locals.K_DOWN and setheading != "up":
+                setheading = 'down'
+                sanke = down
+    #控制坐标
+    if setheading=="left":
+        x-=30
+    elif setheading=="right":
+        x+=30
+    elif setheading=="up":
+        y-=30
+    else:
+        y+=30
+    #改变坐标并重新赋值
     a.blit(bg,(0,0))
     a.blit(bg,(0,0))
-    a.blit(right,(240,120))
+    a.blit(sanke,(x,y))
+    POS.append((x,y))
+    POS.pop(0)
+    #重新渲染图片
+    for i in range(len(POS)-1):
+        a.blit(body,POS[i])
+    
     a.blit(food,(360,300))
     a.blit(food,(360,300))
-    a.blit(body,(210,120))
-    a.blit(body,(180,120))
-    a.blit(body,(180,90))
+    #刷新
+    pygame.display.update()
+    FPS.tick(3)
+import pygame
+from pygame import locals
+#创建窗口
+pygame.init()
+a = pygame.display.set_mode((660,480))
+#创建计时器
+FPS = pygame.time.Clock()
+#设置初始坐标
+x,y =240,120
+#导入图片
+bg=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')
+right=pygame.image.load('right.png')
+up=pygame.image.load('up.png')
+down=pygame.image.load('down.png')
+#创建列表
+POS =[(180,90),(180,120),(210,120),(x,y)]
+#设置初始方向
+setheading = 'right'
+sanke = right
+while True:
+    for event in pygame.event.get():
+        if event.type==locals.QUIT:
+            #退出程序
+            exit()
+            #控制方向
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_LEFT and setheading != "right":
+                setheading = 'left'
+                sanke = left
+            if event.key==locals.K_RIGHT and setheading != "left":
+                sanke = right
+            if event.key==locals.K_UP and setheading != "down":
+                setheading = 'up'
+                sanke = up
+            if event.key==locals.K_DOWN and setheading != "up":
+                setheading = 'down'
+                sanke = down
+    #控制坐标
+    if setheading=="left":
+        x-=30
+    elif setheading=="right":
+        x+=30
+    elif setheading=="up":
+        y-=30
+    else:
+        y+=30
+    #改变坐标并重新赋值
+    a.blit(bg,(0,0))
+    a.blit(sanke,(x,y))
+    POS.append((x,y))
+    POS.pop(0)
+    #重新渲染图片
+    for i in range(len(POS)-1):
+        a.blit(body,POS[i])
     
     
+    a.blit(food,(360,300))
+    #刷新
     pygame.display.update()
     pygame.display.update()
+    FPS.tick(3)
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