save project

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
+import random
 
 
 # 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()
 
 
 # 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()
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+my_font = pygame.font.Font('neuropol.ttf',18)
+
+
+x, y = 240, 120
+position = [(180,90),(180,120),(210,120),(x, y)]
+apple_x = 360
+apple_y = 360
+
+setheading = "right"
+snack_head = right
+score = 0
 
 
 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:
             # 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.key == locals.K_RIGHT and setheading != "left":
+                setheading = 'right'
+                snack_head = right
+            if event.key == locals.K_LEFT and setheading != "right":
+                setheading = 'left'
+                snack_head = left
+            if event.key == locals.K_UP and setheading != "down":
+                setheading = 'up'
+                snack_head = up
+            if event.key == locals.K_DOWN and setheading != "up":
+                setheading = 'down'
+                snack_head = down
+    if setheading == 'right':
+        x += 30
+    elif setheading == 'left':
+        x -= 30
+    elif setheading == 'up':
+        y -= 30
+    else:
+        y += 30
+    position.append((x, y))
+    if x == apple_x and y == apple_y:
+        num1 = random.randint(0,22)
+        num2 = random.randint(0,16)
+        apple_x = num1 * 30 - 30
+        apple_y = num2 * 30 - 30
+        score += 1
+    else:
+        position.pop(0)
+
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
-    # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    screen.blit(snack_head, position[-1])
+    for i in range(len(position)-1):
+        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, (apple_x, apple_y))
+    info = "Score"+ " : " + str(score)
+    text = my_font.render(info,True, (0,0,0))
+    screen.blit(text,(540,10))
     # 刷新画面
     # 刷新画面
-    pygame.display.update()
+    pygame.display.update()
\ No newline at end of file
+    FPSCLOCK.tick(3)
+