86 lines
3.4 KiB
Python
86 lines
3.4 KiB
Python
# # 创建得分Score类
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import pygame
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from pygame.sprite import Group
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from ship import Ship
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class Scoreboard():
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"""显示得分信息的类"""
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def __init__(self, ai_settings, screen, game_stats):
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"""初始化显示得分涉及的属性"""
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self.screen = screen
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self.screen_rect = screen.get_rect()
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self.ai_settings = ai_settings
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self.game_stats = game_stats
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# 显示得分信息时使用的字体设置
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self.text_color = (30, 30, 30)
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self.font = pygame.font.SysFont(None, 48)
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self.prep_images()
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def prep_images(self):
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"""准备包含 最高得分、当前得分、游戏等级、飞船 的图像"""
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# 当前得分图像
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self.prep_score()
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# 最高得分图像
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self.prep_high_score()
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# 等级图像
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self.prep_level()
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# 飞船组图像
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self.prep_ships()
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def prep_score(self):
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"""将当前得分转换为一幅渲染的图像"""
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round_score = round(self.game_stats.score, -1) # 使得分为10的倍数 -1----10的倍数 -2--100的倍数 -3--1000的倍数
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score_str = "score:" + "{:,}".format(round_score)
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self.score_image = self.font.render(score_str, True, self.text_color,
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self.ai_settings.bg_color)
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# 将当前得分放在屏幕右上角
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self.score_image_rect = self.score_image.get_rect()
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self.score_image_rect.right = self.screen_rect.right - 20
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self.score_image_rect.top = 20
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def prep_high_score(self):
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"""将最高得分转换为一幅渲染的图像"""
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high_round_score = round(self.game_stats.high_score, -1) # 使得分为10的倍数 -1----10的倍数 -2--100的倍数 -3--1000的倍数
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high_score_str = "Mscore:" + "{:,}".format(high_round_score)
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self.high_score_image = self.font.render(high_score_str, True, self.text_color,
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self.ai_settings.bg_color)
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# 将最高得分放在顶部屏幕中央
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self.high_score_image_rect = self.high_score_image.get_rect()
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self.high_score_image_rect.centerx = self.screen_rect.centerx
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self.high_score_image_rect.top = self.score_image_rect.top
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def prep_level(self):
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"""将等级转换为一幅渲染的图像"""
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self.level_image = self.font.render(("lev:" + str(self.game_stats.level)), True,
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self.text_color, self.ai_settings.bg_color)
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# 将等级放在等分下面
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self.level_image_rect = self.level_image.get_rect()
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self.level_image_rect.right = self.score_image_rect.right
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self.level_image_rect.top = self.score_image_rect.bottom + 10
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def prep_ships(self):
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"""显示还剩下多少艘飞船"""
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self.ships = Group()
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for ship_number in range(self.game_stats.ships_left):
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ship = Ship(self.ai_settings, self.screen)
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ship.rect.x = 10 + ship_number * ship.rect.width
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ship.rect.top = 10
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self.ships.add(ship)
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def show_score(self):
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"""在屏幕上显示当前得分和最高得分"""
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self.screen.blit(self.score_image, self.score_image_rect)
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self.screen.blit(self.high_score_image, self.high_score_image_rect)
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self.screen.blit(self.level_image, self.level_image_rect)
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# 绘制飞船
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self.ships.draw(self.screen) |