save project

snake.py

 import pygame
+import random
 from pygame import locals
 
-# 初始化pygame，为使用硬件做准备
 pygame.init()
+backgroung = pygame.image.load("bg.png")
+apple = pygame.image.load("apple.png")
+right = pygame.image.load("right.png")
+left = pygame.image.load("left.png")
+up = pygame.image.load("up.png")
+down = pygame.image.load("down.png")
+body = pygame.image.load("body.png")
 
-# 创建一个窗口
-screen = pygame.display.set_mode((660, 480))
-FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
-
-# 背景
-background = pygame.image.load('bg.png')
-right = pygame.image.load('right.png')      # 头 朝右
-food = pygame.image.load('apple.png')       # 食物 苹果
-body = pygame.image.load('body.png')        # 身体
-left = pygame.image.load('left.png')        # 头 朝左
-up = pygame.image.load('up.png')            # 头 朝上
-down = pygame.image.load('down.png')        # 头 朝下
 
-x, y = 240, 120
-position = [(180, 90), (180, 120), (210, 120), (x, y)]
-
-setheading = "right"
-snake_head = right
 
+# 创建一个窗口
+pingmu = pygame.display.set_mode((660,480))
+x=270
+y=240
+apple_x = 360
+apple_y = 330
+heading = "Right"
+postion = [(210,240),(240,240),(x,y)]
+fps = pygame.time.Clock()
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
-            # 接收到退出事件后退出程序
             exit()
         if event.type == locals.KEYDOWN:
-            if event.key == locals.K_RIGHT and setheading != "left":
-                setheading = 'right'
-                snake_head = right
-            if event.key == locals.K_LEFT and setheading != "right":
-                setheading = 'left'
-                snake_head = left
-            if event.key == locals.K_UP and setheading != "down":
-                setheading = 'up'
-                snake_head = up
-            if event.key == locals.K_DOWN and setheading != "up":
-                setheading = 'down'
-                snake_head = down
+            if event.key == locals.K_RIGHT and heading != "Left":
+                heading = "Right"
+            if event.key == locals.K_LEFT and heading != "Right":
+                heading = "Left"
+            if event.key == locals.K_UP and heading != "Down":
+                heading = "Up"
+            if event.key == locals.K_DOWN and heading != "Up":
+                heading = "Down"
+    
+    pingmu.blit(backgroung,(0,0))
+    pingmu.blit(apple,(apple_x,apple_y))    
+    postion.append((x,y))
+    postion.pop(0)
+
+    if heading == "Right":      
+        pingmu.blit(right,(x,y))
+        x+=30
+    elif heading == "Left":       
+        pingmu.blit(left,(x,y))
+        x-=30
+    elif heading == "Up":       
+        pingmu.blit(up,(x,y))
+        y-=30
+    elif heading == "Down":        
+        pingmu.blit(down,(x,y))
+        y+=30
+        
+
+    if apple_x == x and apple_y == y:
+        apple_x = random.randint(0,21)*30
+        apple_y = random.randint(0,15)*30
 
-    # 设置贪吃蛇的头部坐标
-    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)
-    # 将背景图画上去
-    screen.blit(background, (0, 0))
-    # 将贪吃蛇的头画上去
-    screen.blit(snake_head, position[-1])
-    # 将贪吃蛇的身体画上去
-    for i in range(len(position)-1):
-        screen.blit(body, position[i])
+    for i in range(len(postion)-1):
+        pingmu.blit(body,(postion[i]))
     
-    # 将果实画上去
-    screen.blit(food, (360, 300))
-    # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(3)
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+    fps.tick(5)
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