#!/usr/bin/env?python?
#?-*-?coding:utf-8?-*-
_author_?=?‘18082192‘

import?pygame
from?pygame.sprite?import?Sprite

class?Alien（Sprite）:
????def?__init__（selfai_settingsscreen）:
????????super（Alienself）.__init__（）
????????self.screen?=?screen
????????self.ai_settings?=?ai_settings

????????self.image?=?pygame.image.load（‘images/alien.bmp‘）
????????self.rect?=?self.image.get_rect（）
????????#self.screen_rect?=?screen.get_rect（）

????????self.rect.x?=?self.rect.width
????????self.rect.y?=?self.rect.height

????????self.x?=?float（self.rect.x）
????#檢查是否碰到邊緣
????def?check_edges（self）:
????????screen_rect?=?self.screen.get_rect（）
????????if?self.rect.right?>=?screen_rect.right:
????????????return?True
????????elif?self.rect.left?<=?0:
????????????return?True

????def?update（self）:
????????self.x?+=?self.ai_settings.alien_speed_factor?*?self.ai_settings.fleet_direction
????????self.rect.x?=?self.x

????def?blitme（self）:
????????self.screen.blit（self.imageself.rect）

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-02-21?15:28??PythonProject\
?????目錄???????????0??2019-02-21?15:28??PythonProject\.idea\
?????文件?????????138??2018-12-06?19:46??PythonProject\.idea\encodings.xml
?????文件?????????310??2018-12-06?19:47??PythonProject\.idea\misc.xml
?????文件?????????285??2018-12-06?19:46??PythonProject\.idea\modules.xml
?????文件?????????478??2018-12-06?19:47??PythonProject\.idea\PythonProject.iml
?????文件???????27639??2019-02-21?15:28??PythonProject\.idea\workspace.xml
?????文件????????1032??2019-02-21?15:28??PythonProject\alien.py
?????文件????????1647??2019-02-20?20:20??PythonProject\alien_invasion.py
?????文件?????????978??2018-12-25?21:23??PythonProject\bullet.py
?????文件????????1177??2019-02-20?20:11??PythonProject\button.py
?????文件????????1617??2018-12-24?18:10??PythonProject\forimport.py
?????文件????????5928??2019-02-20?20:26??PythonProject\game_functions.py
?????文件?????????392??2019-02-20?19:47??PythonProject\game_stats.py
?????目錄???????????0??2019-02-18?16:36??PythonProject\images\
?????文件???????13214??2019-02-18?16:34??PythonProject\images\alien.bmp
?????文件???????14358??2018-12-24?16:29??PythonProject\images\ship.bmp
?????文件????????1236??2018-12-24?09:58??PythonProject\InternrtWorm.py
?????文件?????????619??2018-12-25?20:20??PythonProject\MyExample.py
?????文件?????????791??2019-02-20?20:21??PythonProject\Settings.py
?????文件????????1697??2019-02-21?15:28??PythonProject\ship.py
?????目錄???????????0??2019-02-18?16:00??PythonProject\venv\
?????目錄???????????0??2018-12-06?19:46??PythonProject\venv\Include\
?????目錄???????????0??2018-12-06?19:46??PythonProject\venv\Lib\
?????目錄???????????0??2018-12-24?13:50??PythonProject\venv\Lib\site-packages\
?????文件??????????55??2018-12-06?19:47??PythonProject\venv\Lib\site-packages\easy-install.pth
?????目錄???????????0??2018-12-06?19:47??PythonProject\venv\Lib\site-packages\pip-10.0.1-py3.7.egg\
?????目錄???????????0??2018-12-06?19:47??PythonProject\venv\Lib\site-packages\pip-10.0.1-py3.7.egg\EGG-INFO\
?????文件???????????1??2018-12-06?19:47??PythonProject\venv\Lib\site-packages\pip-10.0.1-py3.7.egg\EGG-INFO\dependency_links.txt
?????文件??????????98??2018-12-06?19:47??PythonProject\venv\Lib\site-packages\pip-10.0.1-py3.7.egg\EGG-INFO\entry_points.txt
?????文件???????????2??2018-12-06?19:47??PythonProject\venv\Lib\site-packages\pip-10.0.1-py3.7.egg\EGG-INFO\not-zip-safe
............此處省略1157個(gè)文件信息