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lesson8-diy2.py → lesson8-diy1.py

@@ -3,18 +3,6 @@ from pygame import locals
 import random
 
 pygame.init()  # 初始化
-
-class Block(pygame.sprite.Sprite):
-    def __init__(self,image1,image2,image3):
-        super().__init__()
-        # 加载障碍物的图片
-        self.image = random.choice([image1, image2, image3])
-        # 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 = 1000
-        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）
@@ -34,12 +22,14 @@ index = 0
 y = 400
 jumpState = "runing"
 t = 30
-
+# +++++++++++++++++++++++
 bg_x = 0
 road_x = 0
-
-# 创建障碍物
-obstacle = Block(bush,cacti,stone)
+# +++++++++++++++++++++++
+obstacle = random.choice([bush, stone, cacti])
+rect = obstacle.get_rect()
+rect.x = 1000
+rect.y = 500 - rect.height
 
 while True:
     for event in pygame.event.get():
@@ -72,6 +62,7 @@ while True:
         if index >= 5:
             index = 0
     # 将背景图画上去
+    # +++++++++++++++++++++++
     bg_x -= 1
     if bg_x<=-1000:
         bg_x = 0
@@ -80,14 +71,17 @@ while True:
     if road_x<=-1000:
         road_x = 0
     screen.blit(road, (road_x, 500))
+    # +++++++++++++++++++++++
     screen.blit(wukong, (150, y))     # 悟空
 
-# ++++++++++++++++++++++
-    if obstacle.rect.x <= 0-obstacle.rect.width:
-        obstacle = Block(bush,cacti,stone)
-    obstacle.rect.x -= 8
-# ++++++++++++++++++++++
-    screen.blit(obstacle.image, (obstacle.rect.x, obstacle.rect.y)) 
+    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)) 
     # 刷新画面
     pygame.display.update()
-    FPS.tick(60)
\ No newline at end of file
+    FPS.tick(30)
\ No newline at end of file