save project

snake.py

@@ -5,7 +5,7 @@ import random
 pygame.init()
 
 # 创建一个窗口
-screen = pygame.display.set_mode((660, 480))
+screen = pygame.display.set_mode((660, 480 ))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 
 # 背景
@@ -25,7 +25,8 @@ position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
 snake_head = right
-
+score = 0
+myFont = pygame.font.Font('neuropol.ttf' , 18)
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -53,10 +54,13 @@ while True:
     elif setheading == "up":
         y -= 30
     else:
-        y += 30
+        y += 30 
+
+    if x < 0 or x > 630 or y < 0 or y >450:
+        exit()
     
     position.append((x, y))
-
+    
     # 将背景图画上去
     screen.blit(background, (0, 0))
     if x == apple_X and y == apple_y:
@@ -64,6 +68,7 @@ while True:
         num2 = random.randint(0,15)
         apple_X = num1*30
         apple_y = num2*30
+        score +=1
     else:
         position.pop(0)
     # 将贪吃蛇的头画上去
@@ -74,6 +79,8 @@ while True:
 
     # 将果实画上去
     screen.blit(food, (apple_X,apple_y))
+    text = myFont.render("score:"+str(score) , True , (0,0,0))
+    screen.blit(text, (540,10))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)