auto save

my_game.py

@@ -3,6 +3,18 @@ from pygame import locals
 import random
 
 pygame.init()  # 初始化
+
+class Block(pygame.sprite.Sprite):   # 创建障碍物精灵类,类名为Block首字母大写
+    # def定义 __init__()函数加上参数，形参123为障碍物123
+    def __init__(self,image1,image2,image3):
+        super().__init__()     # 调用super()函数继承父类属性
+        # 加载障碍物图片
+        self.image = random.choice([image1,image2,image3])  # 随机选择一种作为障碍物
+        # 根据障碍物位图的宽高设置矩形
+        self.rect = self.image.get_rect()
+        # 障碍物绘制坐标
+        self.rect.x = 100
+        self.rect.y = 500 - self.rect.height
 # 创建一个窗口
 screen = pygame.display.set_mode((1000, 600))
 FPS = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
@@ -24,6 +36,9 @@ jumpState = "runing"
 t = 30
 rect_x = 0  # 设置道路x坐标为0并赋值给变量road_x
 bg_x = 0   # 设置远景坐标为0并赋值给变量bg_x
+time = 0  # 给变量time赋值为0
+
+block_list = pygame.sprite.Group()  # 创建精灵组
 
 while True:
     for event in pygame.event.get():
@@ -65,15 +80,20 @@ while True:
         road_x = 0  # 道路x坐标回到0
     screen.blit(road, (road_x, 500))     # 道路背景代码中x坐标改为变量road_x
     screen.blit(wukong, (150, y))     # 悟空
-
-    if rect.x <= 0-rect.width:      # 障碍物消失
     # 创建障碍物对象
-        obstacle = random.choice([bush,stone,cacti])
-        rect = obstacle.get_rect()
-        rect.x = 1000
-        rect.y = 500 - rect.height
-    rect.x -= 8
-    screen.blit(obstacle, (rect.x, rect.y)) 
+    time += 1  # 将time值+1
+    if time >= 60:  # if判断time值达到60
+        r = random.randint(0, 100)  # 随机数0，100并赋值给变量r
+        if r > 40:  # if判断变量r>40
+            obstacle = Blcok(bush,cacti,stone)  # 创建障碍物精灵
+            block_list.add(obstacle)  # 将精灵添加进精灵组
+        time = 0  # 将变量time设为0
+    for prop in block_list:  # for循环，遍历、展示障碍物
+        prop.rect.x -=8  # 将精灵的x坐标-8
+        # 将程序渲染出来
+        screen.blit(prop.image,(prop.rect.x, prop.rect.y))
+        if prop.rect.x <= 0-prop.rect.width:  # if判断精灵是否完全消失在窗口左边
+            prop.kill()  # 使用kill()方法将自己清除
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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