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import random
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import sys
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import time
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import pygame
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import event as E
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from settings import Settings
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from ship import Ship
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from background import BackGround
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from alien import Rock, Alien1, Alien2, Alien3
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from explode import Explode, Explode1
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from stats import Stats
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from explode import Explode2
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from power import Prop
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class AlienInvasion:
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def __init__(self):
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# 初始化
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pygame.init()
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pygame.mixer.init()
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# 设置对象
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self.settings = Settings(self)
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# 屏幕对象
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self.screen = pygame.display.set_mode((self.settings.screen_width, self.settings.screen_height))
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self.screen_rect = self.screen.get_rect()
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pygame.display.set_caption("AlienInvasion")
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# 飞船精灵
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self.ship = Ship(self)
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self.ships = self.settings.ships
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self.ships.add(self.ship)
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# boss
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self.boss = Alien3(self)
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# 子弹精灵
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self.bullets = self.settings.bullets
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# 外星人精灵
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self.aliens = self.settings.aliens
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self.boss_aliens = self.settings.boss_aliens
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# 敌人子弹精灵
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self.enemy_bullets = self.settings.enemy_bullets
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self.boss_bullets = self.settings.boss_bullets
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# 背景精灵
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self.background = BackGround(self)
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self.background1 = BackGround(self)
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self.background1.rect.bottom = self.background.rect.top
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self.backgrounds = self.settings.backgrounds
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self.backgrounds.add(self.background, self.background1)
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# 炸弹精灵
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self.explodes = self.settings.explodes
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# 道具类
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self.props = self.settings.props
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# 统计对象
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self.stats = Stats(self) # 用于管理分数 需要传入ship，所以要写在ship创建后的后面
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# 事件触发
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self.flag1 = 0
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self.flag1_time = pygame.time.get_ticks()
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self.flag2 = 0
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self.flag2_time = pygame.time.get_ticks()
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self.flag3 = 0
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self.flag3_time = pygame.time.get_ticks()
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self.flag4 = 0
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self.flag4_time = pygame.time.get_ticks()
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self.init_time = pygame.time.get_ticks()
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self.now_time = pygame.time.get_ticks()
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# 出怪数量
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self.number_of_enemy = 2
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def run_game(self):
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while True:
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# 设置刷新率
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self.settings.clock.tick(self.settings.clock_fps)
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# 检测事件
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self._check_events()
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# 检测碰撞
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self._check_collide()
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# 游戏更新
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self._update_sprites()
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# 屏幕更新
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self._update_screen()
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def _check_events(self):
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for event in pygame.event.get():
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if event.type == pygame.QUIT or (event.type == pygame.KEYDOWN and event.key == pygame.K_q):
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sys.exit()
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if event.type == E.CREATE_ENEMY:
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for i in range(2):
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rock = Rock(self)
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self.aliens.add(rock)
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self._create_enemy() # 生成外星人事件
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def _create_enemy(self):
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self.now_time = pygame.time.get_ticks()
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if self.now_time - self.init_time > 10000: # 触发事件，当游戏时间超过10s后，没过3s出现一次一级飞船
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if self.flag1 == 0:
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self.flag1_time = self.now_time
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self.flag1 = 1
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if self.now_time - self.flag1_time > 3000 and self.flag1 == 1:
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self.flag1_time = self.now_time
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for i in range(self.number_of_enemy):
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alien = Alien1(self)
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self.aliens.add(alien)
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if self.now_time - self.init_time > 15000: # 当游戏时间超过10s后，每隔4s出现一次ufo
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if self.flag2 == 0:
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self.flag2_time = self.now_time
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self.flag2 = 1
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if self.now_time - self.flag2_time > 4000 and self.flag2 == 1:
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self.flag2_time = self.now_time
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for i in range(self.number_of_enemy):
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alien = Alien2(self)
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self.aliens.add(alien)
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if self.now_time - self.init_time > 60000: # 当游戏时间超过60s后，出现boss
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if self.flag3 == 0:
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self.boss_aliens.add(self.boss)
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self.flag3 = 1
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if self.flag3 == 1: # boss一出现，其它的外星人就不会出现
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self.flag1 = 2
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self.flag2 = 2
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self.flag3 = 2
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if 30000 >= self.now_time - self.init_time > 20000:
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self.number_of_enemy = 3
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elif 35000 < self.now_time - self.init_time < 40000:
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self.number_of_enemy = 4
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def _check_collide(self):
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# 敌人与我方子弹碰撞
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collisions = pygame.sprite.groupcollide(self.aliens, self.bullets, True, True)
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for alien in collisions:
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self.stats.score += int(alien.radius / 8)
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explode = Explode(self)
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explode.rect.center = alien.rect.center
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self.explodes.add(explode)
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if random.random() > 0.95:
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prop = Prop(self)
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prop.rect.center = alien.rect.center
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self.props.add(prop)
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# boss和我方子弹
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if self.boss.alive and self.boss.rect.top > 0:
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collisions = pygame.sprite.spritecollide(self.boss, self.bullets, True)
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for hit in collisions:
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explode = Explode(self)
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explode.rect.center = hit.rect.center
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if self.boss.hp >= 0:
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self.boss.hp -= 1
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elif self.boss.hp < 0:
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self.boss.alive = 0
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self.boss.kill()
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# 敌人子弹和飞船碰撞
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if self.ship.alive:
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collisions = pygame.sprite.spritecollide(self.ship, self.enemy_bullets, True)
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for hit in collisions:
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explode = Explode2(self)
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self.explodes.add(explode)
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if self.ship.hp >= 0:
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self.ship.hp -= 5
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elif self.ship.hp < 0:
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self.ship.alive = 0
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self.ship.kill()
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# boss子弹和飞船碰撞
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if self.ship.alive:
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collisions = pygame.sprite.spritecollide(self.ship, self.boss_bullets, True)
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for hit in collisions:
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explode = Explode2(self)
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self.explodes.add(explode)
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if self.ship.hp > 0:
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self.ship.hp -= 20
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elif self.ship.hp < 0:
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self.ship.alive = 0
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self.ship.kill()
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# 敌人与飞机的碰撞
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if self.ship.alive:
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ship_collision = pygame.sprite.spritecollide(self.ship, self.aliens, True, pygame.sprite.collide_circle)
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for enemy in ship_collision:
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self.ship.hp -= (enemy.radius / 2)
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explode1 = Explode(self)
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explode1.rect.center = enemy.rect.center
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explode = Explode2(self)
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self.explodes.add(explode, explode1)
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if self.ship.hp <= 0:
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self.ship.alive = 0
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explode1 = Explode1(self)
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explode1.rect = self.ship.rect
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self.explodes.add(explode1)
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self.ship.kill()
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# 宝物碰撞
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if self.ship.alive:
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prop_collision = pygame.sprite.spritecollide(self.ship, self.props, True)
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for prop in prop_collision:
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if prop.type == 'shield':
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self.ship.hp += 10
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sound = pygame.mixer.Sound('resource/Bonus/sfx_shieldUp.ogg')
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sound.set_volume(0.3)
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sound.play()
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if self.ship.hp > 100:
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self.ship.hp = 100
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elif prop.type == 'bolt':
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self.ship.grade_up()
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if self.ship.alive == 0:
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self._game_over()
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def _update_sprites(self):
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for group in [self.backgrounds, self.ships, self.bullets, self.aliens, self.boss_aliens,
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self.enemy_bullets, self.boss_bullets, self.explodes, self.props]:
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group.update()
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def _update_screen(self):
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for group in [self.backgrounds, self.ships, self.bullets, self.aliens, self.boss_aliens,
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self.enemy_bullets, self.boss_bullets, self.explodes, self.props]:
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group.draw(self.screen)
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self.stats.update() # 更新统计
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# print(self.explodes)
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pygame.display.update()
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# print(self.enemy_bullets)
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def _game_over(self):
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# print("game over")
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pass
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if __name__ == '__main__':
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ai = AlienInvasion()
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ai.run_game()
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