更改：子弹采用爱心图片形式，飞船和外星人换成了个人照片（已打码）。改成了一个给女朋友玩儿的小游戏~

alien_invasion.py

import pygame
from pygame.sprite import Groupfrom settings import Settings
from ship import Ship
from game_stats import GameStas
from button import  Button
from scoreboard import Scoreboard
import game_function as gfdef run_game():# 初始化背景设置pygame.init()ai_settings = Settings()# （1200，800）为元组，确定了屏幕尺寸。screen是个surface，每一次循环都将重新绘制。screen = pygame.display.set_mode((ai_settings.screen_width,ai_settings.screen_height))pygame.display.set_caption("小付付大战小周周")#创建play按钮play_button = Button(ai_settings,screen,"play")#创建一个用于存储游戏统计信息的实例yijijifenpaistats =GameStas(ai_settings)sb = Scoreboard(ai_settings,screen,stats)#创建一个小周周\一个用于存储子弹的编组\一个用于存储外星人的编组ship = Ship(ai_settings,screen)bullets = Group()aliens = Group()#创建外星人#alien = Alien(ai_settings,screen)gf.creat_fleet(ai_settings,screen,ship,aliens)# 游戏主循环while True:gf.check_events(ai_settings,screen,stats,sb,play_button,ship,aliens,bullets)if stats.game_active:ship.update()#在屏幕更新前更新gf.update_bullets(ai_settings,screen,stats,sb,ship,aliens,bullets)gf.update_aliens(ai_settings,stats,sb,screen,ship,aliens,bullets)gf.update_screen(ai_settings,screen,stats,sb,ship,aliens,bullets,play_button)run_game()

setting.py

"""对游戏设置"""
import pygameclass Settings():"""存储游戏所有设置的类"""def __init__(self):"""初始化设置"""self.screen_width = 1200self.screen_height = 650# 设置背景色self.bg_color = (255,174,201)#飞船设置self.ship_speed_factor = 1.5self.ship_limit = 3#子弹设置self.bullet_speed_factor = 1# self.bullet_width = 3#self.bullet_height = 5# self.bullet_color = 255,0,0self.bullets_allowed = 3#外星人设置self.alien_speed_factor = 1self.fleet_drop_speed = 10self.fleet_direction = 1 #1右移，-1左移#游戏节奏以及点数提高速度self.speedup_scale = 1.1self.score_scale = 1.5self.initialize_dynamic_settings()def initialize_dynamic_settings(self):"""初始化随游戏进行而变化的设置"""self.ship_speed_factor =1.5self.bullet_speed_factor = 3self.alien_speed_factor = 1self.fleet_direction =1# 积分self.alien_points = 50def increase_speed(self):"""提高速度设置"""self.ship_speed_factor *= self.speedup_scaleself.bullet_speed_factor *= self.speedup_scaleself.alien_speed_factor *= self.speedup_scaleself.alien_points = int(self.alien_points * self.score_scale)print(self.alien_points)

scoreboard.py

import  pygame.font
from pygame.sprite import Group
from ship import  Shipclass Scoreboard():"""显示得分信息的类"""def __init__(self,ai_settings,screen,stats):self.screen = screenself.screen_rect = screen.get_rect()self.ai_settings = ai_settingsself.stats = stats#显示得分用的字体self.text_color = (255, 255, 255)self.font = pygame.font.SysFont(None, 24)#初始得分图像self.prep_score()self.prep_high_score()self.prep_level()self.prep_ships()def prep_score(self):"""将msg渲染成图像"""round_score = round(self.stats.score,-1)#-1表示圆整到最近的10、100、1000整数倍score_str = "Score - "+"{:,}".format(round_score)self.score_image = self.font.render(score_str, True, self.text_color, self.ai_settings.bg_color)#得分放在右上角self.score_rect = self.score_image.get_rect()self.score_rect.right = self.screen_rect.right - 20self.score_rect.top = 20def prep_high_score(self):"""渲染成图像"""high_score = round(self.stats.high_score,-1)#-1表示圆整到最近的10、100、1000整数倍high_score_str ="HighScore - " + "{:,}".format(high_score)self.high_score_image = self.font.render(high_score_str, True, self.text_color, self.ai_settings.bg_color)#得分放在中央self.high_score_rect = self.high_score_image.get_rect()self.high_score_rect.centerx = self.screen_rect.centerxself.high_score_rect.top = self.score_rect.topdef prep_level(self):"""渲染成图像"""self.level_image = self.font.render("Level - " +str(self.stats.level), True, self.text_color, self.ai_settings.bg_color)#放在得分下方self.level_rect = self.level_image.get_rect()self.level_rect.right = self.score_rect.rightself.level_rect.top = self.score_rect.bottom + 10def prep_ships(self):"""显示还剩多少飞船"""self.ships = Group()for ship_number in range(self.stats.ship_left):ship = Ship(self.ai_settings,self.screen)ship.rect.x = 10 + ship_number * ship.rect.widthship.rect.y = 10self.ships.add(ship)def show_score(self):"""显示得分"""self.screen.blit(self.score_image,self.score_rect)self.screen.blit(self.high_score_image, self.high_score_rect)self.screen.blit(self.level_image, self.level_rect)self.ships.draw(self.screen)

game_function.py

import sys
import pygame
from time import sleepfrom bullet import Bullet
from alien import Aliendef check_keydown_events(event,ai_settings,screen,ship,bullets):"""响应按键"""if event.key == pygame.K_RIGHT:# 向右移动ship.moveing_right = Trueelif event.key == pygame.K_LEFT:# 向左移动ship.moveing_left = Trueelif event.key == pygame.K_SPACE:#创建一颗子弹，加入编组中fire_bullet(ai_settings,screen,ship,bullets)elif event.key == pygame.K_q:sys.exit()def check_keyup_events(event,ship):"""响应松开"""if event.key == pygame.K_RIGHT:ship.moveing_right = Falseelif event.key == pygame.K_LEFT:# 向左移动ship.moveing_left = Falsedef check_events(ai_settings,screen,stats,sb,play_button,ship,aliens,bullets):# 事件循环，侦听事件for event in pygame.event.get():if event.type == pygame.QUIT:sys.exit()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)elif event.type == pygame.KEYDOWN:check_keydown_events(event,ai_settings,screen,ship,bullets)elif event.type == pygame.KEYUP:check_keyup_events(event, ship)def check_play_button(ai_settings,screen,stats,sb,play_button,ship,aliens,bullets,mouse_x,mouse_y):"""点击按钮开始游戏"""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#重置记分牌图像sb.prep_score()sb.prep_high_score()sb.prep_level()sb.prep_ships()#清空外星人与子弹列表aliens.empty()bullets.empty()#创建外星人creat_fleet(ai_settings,screen,ship,aliens)ship.centre_ship()def update_screen(ai_settings,screen,stats,sb,ship,aliens,bullets,play_button):"""更新屏幕上的图像，并切换新的屏幕"""screen.fill(ai_settings.bg_color)#重绘子弹for bullet in bullets.sprites():bullet.draw_bullet()ship.blitme()aliens.draw(screen)#alien.blitme()#显示得分sb.show_score()#如果处于非活动状态，显示playif not stats.game_active:play_button.draw_button()# 让最近绘制的屏幕可见pygame.display.flip()def update_bullets(ai_settings,screen,stats,sb,ship,aliens,bullets):"""更新子弹位置，并删除已消失的子弹"""bullets.update()# 清除已消失的子弹for bullet in bullets.copy():if bullet.rect.bottom <= 0:bullets.remove(bullet)#print(len(bullets))#检查外星人是否被击中，击中后删除子弹与外星人check_bullet_alien_collision(ai_settings, screen, stats,sb,ship, aliens, bullets)def check_bullet_alien_collision(ai_settings,screen,stats,sb,ship,aliens,bullets):"""检查外星人是否被击中，击中后删除子弹与外星人"""collision = pygame.sprite.groupcollide(bullets, aliens, True, True)if collision:for aliens in collision.values():stats.score += ai_settings.alien_points * len(aliens)sb.prep_score()check_hign_score(stats,sb)if len(aliens) == 0:# 删除现有子弹，加快游戏节奏，创建一群新的外星人bullets.empty()ai_settings.increase_speed()#提高等级stats.level += 1sb.prep_level()creat_fleet(ai_settings, screen, ship, aliens)def fire_bullet(ai_settings,screen,ship,bullets):# 创建一颗子弹，加入编组中if len(bullets) < ai_settings.bullets_allowed:new_bullet = Bullet(ai_settings, screen, ship)bullets.add(new_bullet)def creat_fleet(ai_settings,screen,ship,aliens):"""创建外星人群"""#创建一个外星人，并计算一行可容纳多少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for row_number in range(number_rows):for alien_number in range(number_aliens_x):creat_alien(ai_settings, screen, aliens, alien_number,row_number)def get_number_aliens_x(ai_settings,alien_width):# 创建一个外星人，并计算一行可容纳多少available_space_x = ai_settings.screen_width - 2 * alien_widthnumber_aliens_x = int(available_space_x / (2 * alien_width))return  number_aliens_xdef get_number_rows(ai_settings,ship_height,alien_height):"""计算屏幕可容纳多少行"""available_space_y = (ai_settings.screen_height - (3 * alien_height) - ship_height)number_rows = int(available_space_y / (2 * alien_height))return number_rowsdef creat_alien(ai_settings,screen,aliens,alien_number,row_number):alien = Alien(ai_settings, screen)alien_width = alien.rect.widthalien.x = alien_width + 2 * alien_width * alien_numberalien.rect.x = alien.xalien.rect.y = alien.rect.height + 2 * alien.rect.height * row_numberaliens.add(alien)def check_fleet_edges(ai_settings, aliens):"""到达边缘采取的措施"""for alien in aliens.sprites():if alien.check_edges():change_fleet_direction(ai_settings, aliens)breakdef change_fleet_direction(ai_settings, aliens):"""下移，并改变方向"""for alien in aliens.sprites():alien.rect.y += ai_settings.fleet_drop_speedai_settings.fleet_direction *= -1def ship_hit(ai_settings,stats,sb,screen,ship,aliens,bullets):"""响应被撞到的飞船"""if stats.ship_left > 0:stats.ship_left -= 1#更新飞船sb.prep_ships()#清空外星人与子弹aliens.empty()bullets.empty()#创建新的外星人creat_fleet(ai_settings,screen,ship,aliens)ship.centre_ship()#暂停sleep(1)else:stats.game_active = Falsepygame.mouse.set_visible(True)def check_aliens_bottom(ai_settings,stats,sb,screen,ship,aliens,bullets):"""检查是否有外星人到达了屏幕底端"""screen_rect = screen.get_rect()for alien in aliens.sprites():if alien.rect.bottom >= screen_rect.bottom:#按撞到飞船处理ship_hit(ai_settings,stats,sb,screen,ship,aliens,bullets)breakdef update_aliens(ai_settings,stats,sb,screen,ship,aliens,bullets):"""更新外星人的位置"""check_fleet_edges(ai_settings, aliens)aliens.update()#检测与飞船的碰撞if pygame.sprite.spritecollideany(ship,aliens):ship_hit(ai_settings,stats,sb,screen,ship,aliens,bullets)#检查是否到达屏幕底端check_aliens_bottom(ai_settings, stats,sb, screen, ship, aliens, bullets)def check_hign_score(stats,sb):"""检查是否产生最高分"""if stats.score > stats.high_score:stats.high_score = stats.scoresb.prep_high_score()

game_stats.py

class GameStas():"""跟踪游戏的统计信息"""def __init__(self,ai_settings):self.ai_settings = ai_settingsself.reset_stats()self.game_active = Falseself.score = 0self.level = 1#最高得分self.high_score = 0def reset_stats(self):"""初始化统计信息"""self.ship_left = self.ai_settings.ship_limitself.score = 0self.level = 1

button.py

import  pygame.fontclass Button():def __init__(self,ai_settings,screen,msg):"""初始化按钮属性"""self.screen = screenself.screen_rect = screen.get_rect()#设置按钮属性self.width , self.height = 200 , 50self.button_color = (0,0,0)self.text_color = (255,255,255)self.font = pygame.font.SysFont(None,48)#让按钮居中self.rect = pygame.Rect(0,0,self.width,self.height)self.rect.center = self.screen_rect.center#按钮的标签只需创建一次self.prep_msg(msg)def prep_msg(self,msg):"""将msg渲染成图像"""self.msg_image = self.font.render(msg,True,self.text_color,self.button_color)self.msg_image_rect = self.msg_image.get_rect()self.msg_image_rect.center = self.rect.centerdef draw_button(self):#绘制一个用颜色填充的按钮，再绘制文本self.screen.fill(self.button_color,self.rect)

bullet.py

import pygame
from pygame.sprite import Spriteclass Bullet(Sprite):"""管理子弹"""def __init__(self,ai_settings,screen,ship):"""在飞船处创建一个子弹对象"""super(Bullet,self).__init__()self.screen = screen#在(0,0)处创建一个表示子弹的矩形，再设置正确的位置#self.rect = pygame.Rect(0,0,ai_settings.bullet_width,ai_settings.bullet_height)self.image = pygame.image.load('image/3.bmp')self.rect = self.image.get_rect()self.rect.centerx = ship.rect.centerxself.rect.top = ship.rect.top#小数存储子弹位置self.y = float(self.rect.y)#self.color = ai_settings.bullet_colorself.speed_factor = ai_settings.bullet_speed_factordef update(self):"""向上移动子弹"""self.y -= self.speed_factorself.rect.y = self.ydef draw_bullet(self):"""在屏幕上绘制"""# pygame.draw.rect(self.screen,self.color,self.rect)self.screen.blit(self.image, self.rect)

ship.py

"""管理小周周"""
from pygame.sprite import Sprite
import pygameclass Ship(Sprite):def __init__(self,ai_settings,screen,):"""初始化飞船并设置其初始位置"""super().__init__()self.screen = screenself.ai_settings = ai_settings#load返回一个飞船的surfaceself.image = pygame.image.load('image/2.bmp')# 加载图像并获得外接矩形,哪怕图形本身并不是矩形self.rect = self.image.get_rect()self.screen_rect = screen.get_rect()#将图像放置在屏幕底部中央self.rect.centerx = self.screen_rect.centerxself.rect.bottom =  self.screen_rect.bottom#在飞船属性centre中存储小数值self.centre = float(self.rect.centerx)#移动标志self.moveing_right =Falseself.moveing_left = Falsedef update(self):"""根据moveing_right调整位置更新cenre值,更新前检查位置"""if self.moveing_right and self.rect.right < self.screen_rect.right:self.centre += self.ai_settings.ship_speed_factorif self.moveing_left and self.rect.left > 0:self.centre -= self.ai_settings.ship_speed_factor#根据center更新rect，只存储整数部分self.rect.centerx = self.centredef blitme(self):"""在指定位置绘制飞船"""self.screen.blit(self.image,self.rect)def centre_ship(self):"""让飞船居中"""self.centre = self.screen_rect.centerx

allen.py

import  pygame
from pygame.sprite import Spriteclass Alien(Sprite):"""创建单个外星人"""def __init__(self,ai_settings,screen,):"""初始化外星人并设置其初始位置"""super().__init__()self.screen = screenself.ai_settings = ai_settings# load返回一个surface，加载图像并获得外接矩形,哪怕图形本身并不是矩形self.image = pygame.image.load('image/1.bmp')self.rect = self.image.get_rect()#每个外星人最初在屏幕左上角附近self.rect.x =  self.rect.widthself.rect.y = self.rect.height * 1.5#存储外星人的准确位置self.x = float(self.rect.x)def blitme(self):"""在指定位置绘制外星人"""self.screen.blit(self.image,self.rect)def update(self):"""向右移动外星人"""self.x += (self.ai_settings.alien_speed_factor * self.ai_settings.fleet_direction)self.rect.x = self.xdef check_edges(self):"""如果位于边缘，返回True"""screen_rect = self.screen.get_rect()if self.rect.right >= screen_rect.right:return Trueelif self.rect.right <= 0 :return True

效果：

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python编程从入门到实践项目一:外星人入侵

alien_invasion.py

setting.py

scoreboard.py

game_function.py

game_stats.py

button.py

bullet.py

ship.py

allen.py

效果：

python编程从入门到实践项目一:外星人入侵相关推荐

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python编程从入门到实践 项目一:外星人入侵

alien_invasion.py

setting.py

scoreboard.py

game_function.py

game_stats.py

button.py

bullet.py

ship.py

allen.py

效果：

python编程从入门到实践 项目一:外星人入侵相关推荐

最新文章

热门文章

python编程从入门到实践项目一:外星人入侵

python编程从入门到实践项目一:外星人入侵相关推荐