From 6629605c1ac5cb71432ecdb49057a8fc9726d412 Mon Sep 17 00:00:00 2001 From: 206530235 <1828358204@qq.com> Date: Thu, 24 Jun 2021 21:28:03 +0800 Subject: [PATCH] =?UTF-8?q?=E5=88=A0=E9=99=A4=20'game=5Ffunctions.py'?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- game_functions.py | 231 ---------------------------------------------- 1 file changed, 231 deletions(-) delete mode 100644 game_functions.py diff --git a/game_functions.py b/game_functions.py deleted file mode 100644 index 23c6c5a..0000000 --- a/game_functions.py +++ /dev/null @@ -1,231 +0,0 @@ -import sys -import pygame -from bullet import Bullet -from alien import Alien -from time import sleep - - -def check_events(ai_settings, screen, stats, sb, play_button, ship, aliens, bullets): - # 监视键盘和鼠标事件 - for event in pygame.event.get(): - - if event.type == pygame.QUIT: # 关闭窗口退出 - sys.exit() - elif event.type == pygame.KEYDOWN: - check_keydown_events(event, ai_settings, screen, ship, bullets) - elif event.type == pygame.KEYUP: - check_keyup_events(event, ship) - elif event.type == pygame.MOUSEBUTTONDOWN: - mouse_x, mouse_y = pygame.mouse.get_pos() - check_play_button(ai_settings, screen, stats, sb, play_button, ship, aliens, bullets, mouse_x, mouse_y) - - -def check_play_button(ai_settings, screen, stats, sb, play_button, ship, aliens, bullets, mouse_x, mouse_y): - """在玩家单击Play按钮时开始游戏""" - button_clicked = play_button.rect.collidepoint(mouse_x, mouse_y) - if button_clicked and not stats.game_active: - # 重置游戏设置 - ai_settings.initialize_dynamic_settings() - - # 隐藏光标 - pygame.mouse.set_visible(False) - # 重置游戏统计信息 - stats.reset_stats() - stats.game_active = True - - # 重置计分牌图像 - sb.prep_score() - sb.prep_high_score() - sb.prep_level() - sb.prep_ships() - - # 清空外星人列表和子弹列表 - aliens.empty() - bullets.empty() - - # 创建一群新的外星人，并让飞船居中 - create_fleet(ai_settings, screen, ship, aliens) - ship.center_ship() - - -def update_screen(ai_settings, screen, stats, sb, ship, aliens, bullets, play_button): - '''更新屏幕上的图片，并切换到新屏幕''' - screen.fill(ai_settings.bg_color) # 设置背景颜色 - ship.blitme() # 绘制飞船 - aliens.draw(screen) - # 循环子弹组里面的元素，进行绘制 为空时不执行 - for bullet in bullets.sprites(): - bullet.draw_bullet() # 绘制子弹 - # 显示得分 - sb.show_score() - # 如果游戏处于非活跃状态，就显示Play按钮 - if not stats.game_active: - play_button.draw_button() - # 显示最新屏幕，擦拭旧屏幕 - pygame.display.flip() - # print('1') - - -def check_keydown_events(event, ai_settings, screen, ship, bullets): - if event.key == pygame.K_RIGHT: - ship.moving_right = True - elif event.key == pygame.K_LEFT: - ship.moving_left = True - elif event.key == pygame.K_SPACE: - fire_bullet(ai_settings, screen, ship, bullets) - elif event.key == pygame.K_q: - sys.exit() - - -def check_keyup_events(event, ship): - if event.key == pygame.K_RIGHT: - ship.moving_right = False - elif event.key == pygame.K_LEFT: - ship.moving_left = False - - -def update_bullets(ai_settings, screen, stats, sb, ship, aliens, bullets): - '''更新子弹位置，删除子弹''' - bullets.update() # 子弹组每个成员执行self.update()操作 - for bullet in bullets.sprites(): - if bullet.rect.bottom <= 0: # 子弹出界 删除 - bullets.remove(bullet) - check_bullet_alien_collisions(ai_settings, screen, stats, sb, ship, aliens, bullets) - - -def check_bullet_alien_collisions(ai_settings, screen, stats, sb, ship, aliens, bullets): - """响应外星人和子弹的碰撞""" - # 删除发生碰撞的子弹和外星人 - collisions = pygame.sprite.groupcollide(bullets, aliens, True, True) - - if collisions: - for aliens in collisions.values(): - stats.score += ai_settings.alien_points * len(aliens) - sb.prep_score() - check_high_score(stats, sb) - - if len(aliens) == 0: - # 删除现有的子弹并新建一群外星人,加快游戏进度节奏 - bullets.empty() - ai_settings.increase_speed() - - # 提高等级 - stats.level += 1 - sb.prep_level() - - create_fleet(ai_settings, screen, ship, aliens) - - -def update_ship(ship): - ship.update() - - -def fire_bullet(ai_settings, screen, ship, bullets): - # 创建一个子弹对象 加入到子弹组 - if len(bullets) < ai_settings.bullets_allowed: # 子弹少于允许值时再生成 - new_bullet = Bullet(ai_settings, screen, ship) - bullets.add(new_bullet) - - -def get_number_aliens_x(ai_settings, alien_width): - """计算每行可容纳多少个外星人""" - available_space_x = ai_settings.screen_width - 2 * alien_width - number_aliens_x = int(available_space_x / (2 * alien_width)) - return number_aliens_x - - -def get_number_rows(ai_settings, ship_height, alien_height): - """计算屏幕可容纳多少行外星人""" - available_space_y = (ai_settings.screen_height - (3 * alien_height) - ship_height) - number_rows = int(available_space_y / (2 * alien_height)) - return number_rows - - -def create_aliens(ai_settings, screen, aliens, alien_number, row_number): - """创建一个外星人并将其放在当期行""" - alien = Alien(ai_settings, screen) - alien_width = alien.rect.width - alien.x = alien_width + 2 * alien_width * alien_number - alien.rect.x = alien.x - alien.rect.y = alien.rect.height + 2 * alien.rect.height * row_number - aliens.add(alien) - - -def create_fleet(ai_settings, screen, ship, aliens): - """创建外星人群""" - # 创建一个外星人，并计算一行可以容纳多少个外星人 - # 外星人间距为外星人宽度 - alien = Alien(ai_settings, screen) - number_aliens_x = get_number_aliens_x(ai_settings, alien.rect.width) - number_rows = get_number_rows(ai_settings, ship.rect.height, alien.rect.height) - - # 创建第一行外星人 - for row_number in range(number_rows): - for alien_number in range(number_aliens_x): - # 创建一个外星人并将其加入当前行 - create_aliens(ai_settings, screen, aliens, alien_number, row_number) - - -def check_fleet_edges(ai_settings, aliens): - """有外星人到达边缘时采取相应措施""" - for alien in aliens.sprites(): - if alien.check_edges(): - change_fleet_direction(ai_settings, aliens) - break - - -def change_fleet_direction(ai_settings, aliens): - """将整群外星人下移，并改变他们的运动方向""" - for alien in aliens.sprites(): - alien.rect.y += ai_settings.fleet_drop_speed - ai_settings.fleet_direction *= -1 - - -def ship_hit(ai_settings, stats, screen, sb, ship, aliens, bullets): - """响应被外星人撞到的飞船""" - if stats.ships_left > 0: - # 将ship_left减1 - stats.ships_left -= 1 - - # 更新记分牌 - sb.prep_ships() - - # 清空外星人列表和子弹列表 - aliens.empty() - bullets.empty() - # 创建一群新的外星人，并将飞船放到屏幕低端中央 - create_fleet(ai_settings, screen, ship, aliens) - ship.center_ship() - # 暂停 - sleep(0.5) - else: - stats.game_active = False - pygame.mouse.set_visible(True) - - -def check_aliens_bottom(ai_settings, stats, screen, sb, ship, aliens, bullets): - """检查是否有外星人到达屏幕低端""" - screen_rect = screen.get_rect() - for alien in aliens.sprites(): - if alien.rect.bottom >= screen_rect.bottom: - # 像飞船被撞到一样进行处理 - ship_hit(ai_settings, stats, screen, sb, ship, aliens, bullets) - break - - -def update_aliens(ai_settings, stats, screen, sb, ship, aliens, bullets): - """更新外星人群中所有外星人的位置""" - check_fleet_edges(ai_settings, aliens) - aliens.update() - # 检测外星人和飞船之间的碰撞 - if pygame.sprite.spritecollideany(ship, aliens): - ship_hit(ai_settings, stats, screen, sb, ship, aliens, bullets) - # 检查是否有外星人到达屏幕低端 - check_aliens_bottom(ai_settings, stats, screen, sb, ship, aliens, bullets) - - -def check_high_score(stats, sb): - """检查是否诞生了新的最高纪录""" - if stats.score > stats.high_score: - stats.high_score = stats.score - sb.prep_high_score() \ No newline at end of file