save project

snake.py

@@ -2,21 +2,43 @@ import pygame
 from pygame import locals
 from pygame import locals
 # 初始化pygame，为使用pygame做准备
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 pygame.init()
-
+x,y=240,120
+position=[(180,90),(180,120),(210,120),(x,y)]
+setheading = "right"
 # 创建一个窗口
 # 创建一个窗口
 background=pygame.image.load("bg.png")
 background=pygame.image.load("bg.png")
 body=pygame.image.load("body.png")
 body=pygame.image.load("body.png")
 right=pygame.image.load("right.png")
 right=pygame.image.load("right.png")
 apple=pygame.image.load("apple.png")
 apple=pygame.image.load("apple.png")
 screen=pygame.display.set_mode((660,480))
 screen=pygame.display.set_mode((660,480))
+FPSCLOCK=pygame.time.Clock()
 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:
             exit()
             exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading !="left":
+                setheading = "right"
+            if event.key == locals.K_LEFT and setheading !="right":
+                setheading = "left"
+            if event.key == locals.K_UP and setheading !="down":
+                setheading = "up"
+            if event.key == locals.K_DOWN and setheading !="up":
+                setheading = "down"
+    if setheading == "right":
+        x += 30
+    elif setheading == "left":
+        x -= 30
+    elif setheading == "up":
+        y -= 30
+    else:
+        y += 30
+    position.append((x,y))
+    position.pop(0)
     screen.blit(background,(0,0))
     screen.blit(background,(0,0))
-    screen.blit(body,(210,120))
-    screen.blit(body,(180,120))
-    screen.blit(body,(180,90))
-    screen.blit(right,(240,120))
-    screen.blit(apple,(270,150))
+    screen.blit(right,position[-1])
+    screen.blit(apple,(360,300))
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
     pygame.display.update()
     pygame.display.update()
+    FPSCLOCK.tick(3)
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