save project

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
-import  
-if x == apple_x and y == apple_y:
-        apple_x = random.randint(0, 660)
-        apple_y = random.randint(0, 480)
+import random
 
 
+# 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
@@ -19,13 +17,18 @@ body = pygame.image.load('body.png')        # 身体
 left = pygame.image.load('left.png')        # 头 朝左
 left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
 down = pygame.image.load('down.png')        # 头 朝下
+my_font = pygame.font.Font('neuropol.ttf', 18)  # 字体
+
+x, y = 240, 120
+position = 
+[
+(180, 90), (180, 120), (210, 120), (x, y)]
 apple_x = 360   # 苹果横坐标
 apple_x = 360   # 苹果横坐标
 apple_y = 300   # 苹果纵坐标
 apple_y = 300   # 苹果纵坐标
-x, y = 240, 120
-position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right
+score = 0
 
 
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
@@ -46,9 +49,7 @@ while True:
                 setheading = 'down'
                 setheading = 'down'
                 snake_head = down
                 snake_head = down
 
 
-    info = "Score:"+ str(score)
-    text = my_font.render(info, True, (0, 0, 0))
-    screen.blit(text, (540, 10))
+    # 设置贪吃蛇的头部坐标
     if setheading == "right":
     if setheading == "right":
         x += 30
         x += 30
     elif setheading == "left":
     elif setheading == "left":
@@ -58,17 +59,37 @@ while True:
     else:
     else:
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
+    # 贪吃蛇吃到了苹果
+    if x == apple_x and y == apple_y:
+        num1= random.randint(1, 22)   # 横排第几个格子
+        num2 = random.randint(1, 16)   # 竖排第几个格子
+        apple_x = 30*num1-30   # 苹果的x坐标
+        apple_y = 30*num2-30   # 苹果的y坐标
+        score+= 10
+    else:
         position.pop(0)
         position.pop(0)
+    # 贪吃蛇撞墙
+    if x < 0 or x > 630 or y < 0 or y > 450:
+        exit()
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去
-    screen.blit(snake_head, position[-1])
+    screen.blit(snake_head, position
+[
+-1])
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
     for i in range(len(position)-1):
-        screen.blit(body, position[i])
+        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))
+    # 绘制分数
+    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()
     FPSCLOCK.tick(3)
     FPSCLOCK.tick(3)
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