save project

snake.py

-import pygame
-
+import pygame,random
+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()
 
 
 # 创建一个窗口
 # 创建一个窗口
-??
+screen = pygame.display.set_mode((640,480))  
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+#载入图片
+bg = pygame.image.load("bg.png")
+body = pygame.image.load("body.png")
+left = pygame.image.load("left.png")
+down = pygame.image.load("down.png")
+up = pygame.image.load("up.png")
+right = pygame.image.load("right.png")
+apple = pygame.image.load("apple.png")
+#计时器
+Fps = pygame.time.Clock()
+x,y=240,120
+apple_x,apple_y=330,120
+position = [(120,120),(150,120),(180,120),(210,120),(x,y)]
+setheading = "right"
+head = right
+while True:
+    for event in pygame.event.get():  # 把窗口里面的所有事件遍历出来
+        if event.type == locals.QUIT:  # 判断下窗口事件类型是否等于  locals中的QUIT 就代表退出的意思
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading!="left":
+                setheading="right"
+                head = right
+            if event.key == locals.K_LEFT and setheading!="right":
+                setheading="left"
+                head = left
+            if event.key == locals.K_DOWN and setheading!="up":
+                setheading="down"
+                head = down
+            if event.key == locals.K_UP and setheading!="down":
+                setheading="up"
+                head = up
+    if setheading == "right":
+        x+=30
+    elif setheading == "left":
+        x-=30
+    elif setheading == "down":
+        y+=30
+    else:
+        y-=30
+    position.append((x,y))
+    if apple_x == x and apple_y:
+        apple_x = random.randint(0,660)
+        apple_y = random.randint(0,480)
+    
+    position.pop(0)
+    #图片的渲染
+    screen.blit(bg,(0,0))
+    screen.blit(head,position[-1])#蛇头
+    # screen.blit(body,(210,120))#蛇身体
+    # screen.blit(body,(180,120))
+    # screen.blit(body,(150,120))
+    # screen.blit(body,(120,120))
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    # 果实
+    screen.blit(apple,(apple_x,apple_y))
+
+    #刷新一下
+    pygame.display.update()
+    Fps.tick(10)