save project

snake.py

@@ -3,11 +3,9 @@ import random
 from pygame import locals
 from pygame import locals
 # 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()  # pygame时钟，控制游戏速度（帧数）
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
-
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')      # 头 朝右
 right = pygame.image.load('right.png')      # 头 朝右
@@ -16,15 +14,12 @@ 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
-
 x, y = 240, 120
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
-
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right
 apple_x=240
 apple_x=240
 apple_y=120
 apple_y=120
-
 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:
@@ -53,11 +48,15 @@ while True:
         y -= 30
         y -= 30
     else:
     else:
         y += 30
         y += 30
-    position.append((x, y))
-    position.pop(0)
     if x==apple_x and y==apple_y:
     if x==apple_x and y==apple_y:
-        apple_x=random.randint(0,630)
-        apple_y=random.randint(0,450)
+        apple_x=random.randint(1,22)
+        apple_y=random.randint(1,16)
+        apple_x=apple_x*30-30
+        apple_y=apple_y*30-30
+    else:
+        position.pop(0)
+    position.append((x, y))
+
     # 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