save project

snake.py

-import pygame
+import pygame,random
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
@@ -16,9 +16,13 @@ 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
+my_font = pygame.font.Font('neuropol.ttf',18)   #字体对象
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
+apple_x = 360   # 苹果横坐标
+apple_y = 300   # 苹果纵坐标
+score = 0
 
 setheading = "right"
 snake_head = right
@@ -52,7 +56,19 @@ while True:
     else:
         y += 30
     position.append((x, y))
-    position.pop(0)
+    # 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 = num1 * 30 - 30      #苹果的x坐标
+        apple_y = num2 * 30 - 30      #苹果的y坐标
+        score += 10
+    else:
+        position.pop(0)
+    # 贪吃蛇是否撞墙
+    if x < 0 or x > 630 or y < 0 or y > 450:
+        exit()
+
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -62,7 +78,11 @@ while True:
         screen.blit(body, position[i])
 
     # 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
     pygame.display.update()
     FPSCLOCK.tick(3)
\ No newline at end of file