import pygame
from plane_sprites import *


class PlaneGame(object):
    """飛機大戰主遊戲"""

 def __init__(self):
 print("遊戲初始化")
 # 1，繪製螢幕視窗
 self.screen = pygame.display.set_mode(SCREEN_RECT.size)
 # 2，建立時鐘
 self.clock = pygame.time.Clock()
 # 3，呼叫私有方法，精靈和精靈組的建立
 self.sprite_creat()
 # 4,設定定時器事件，建立敵機
 pygame.time.set_timer(CREATE_ENEMY_EVENT, 400)
 pygame.time.set_timer(HERO_FIRE_EVENT, 200)
 def sprite_creat(self):
 bg1 = BackGround()
 bg2 = BackGround(True)
 self.bg_group = pygame.sprite.Group(bg1, bg2)
 self.enemy_group = pygame.sprite.Group()

 # 建立英雄的精靈和精靈組
 self.hero = Hero()
 self.hero_group = pygame.sprite.Group(self.hero)

 def start_game(self):
 print("遊戲開始。。。")
 while True:
 # 1，設定重新整理幀率
 self.clock.tick(FRAME_PER_SEC)
 # 2，事件監聽
 self.__event_handle()
 # 3，碰撞檢測
 self.__check_collide()
 # 4，更新/繪製精靈和精靈組
 self.__updtae_sprites()
 # 5，更新顯示
 pygame.display.update()

 def __event_handle(self):
 for event in pygame.event.get():
 if event.type == pygame.QUIT:
 PlaneGame.__game_over()
 elif event.type == CREATE_ENEMY_EVENT:
 print("敵機出場。。。")
 # 建立敵機精靈
 enemy = Enemy()
 # 敵機精靈新增到敵機精靈組
 self.enemy_group.add(enemy)
 elif event.type == HERO_FIRE_EVENT:
 self.hero.fire()

 # 移動英雄
 keys_pressed = pygame.key.get_pressed()
 if keys_pressed[pygame.K_RIGHT]:
 self.hero.speed = 5
 elif keys_pressed[pygame.K_LEFT]:
 self.hero.speed = -5
 else:
 self.hero.speed = 0

 def __check_collide(self):
 pygame.sprite.groupcollide(self.hero.bullets, self.enemy_group, True, True)
 enemies = pygame.sprite.spritecollide(self.hero, self.enemy_group, True)
 if len(enemies) > 0:
 self.hero.kill()
 PlaneGame.__game_over()

 def __updtae_sprites(self):

 self.bg_group.update()
 self.bg_group.draw(self.screen)

 self.enemy_group.update()
 self.enemy_group.draw(self.screen)

 self.hero_group.update()
 self.hero_group.draw(self.screen)

 self.hero.bullets.update()
 self.hero.bullets.draw(self.screen)

 @staticmethod
 def __game_over():
 print("遊戲結束了")
 pygame.quit()
 exit()


if __name__ == '__main__':

 # 建立遊戲物件
 game = PlaneGame()

 # 啟動遊戲
 game.start_game()
 

import pygame
import random

# 螢幕大小
SCREEN_RECT = pygame.Rect(0, 0, 480, 700)
# 重新整理幀率
FRAME_PER_SEC = 60
# 建立敵機的定時器常量
CREATE_ENEMY_EVENT = pygame.USEREVENT
# 建立發射子彈事件常量
HERO_FIRE_EVENT = pygame.USEREVENT + 1


class GameSprite(pygame.sprite.Sprite):

 def __init__(self, image_name, speed=1):
 super().__init__()
 self.image = pygame.image.load(image_name)
 self.rect = self.image.get_rect()
 self.speed = speed

 def update(self):
 self.rect.y += self.speed


class BackGround(GameSprite):

 def __init__(self, is_alt=False):
 super().__init__("timg (1).jpg")
 if is_alt:
 self.rect.y = -self.rect.height

 def update(self):
 self.rect.y += self.speed
 # self.speed += 0.0001
 # 判斷背景圖片是否移出螢幕視窗
 if self.rect.y > SCREEN_RECT.height:
 self.rect.y = -self.rect.height


class Enemy(GameSprite):

 def __init__(self):
 super().__init__("aline222.png")
 # 隨機敵機的速度
 self.speed = random.randint(2, 5)

 # 隨機敵機的水平位置
 self.rect.x = random.randint(0, (SCREEN_RECT.width-self.rect.width))

 def update(self):
 super().update()
 # 判斷敵機是否移出螢幕
 if self.rect.y > SCREEN_RECT.height:
 print("飛出螢幕。。。")
 # 將敵機從敵機精靈組中刪除
 self.kill()

 def __del__(self):
 print("刪除敵機")


class Hero(GameSprite):
 """英雄類"""

 def __init__(self):
 super(Hero, self).__init__("plane33.png", 0)
 self.rect.centerx = SCREEN_RECT.centerx
 self.rect.bottom = SCREEN_RECT.bottom - 80
 self.bullets = pygame.sprite.Group()

 def update(self):
 self.rect.x += self.speed
 if self.rect.x <= 0:
 self.rect.x = 0
 elif self.rect.x >= (SCREEN_RECT.width - self.rect.width):
 self.rect.x = SCREEN_RECT.width - self.rect.width

 def fire(self):
 # 建立子彈精靈
 bullet = Bullet()

 # 設定子彈精靈的位置
 bullet.rect.bottom = self.rect.y -5
 bullet.rect.centerx = self.rect.centerx

 # 將子彈精靈新增到子彈精靈組中去
 self.bullets.add(bullet)


class Bullet(GameSprite):

 def __init__(self):
 super(Bullet, self).__init__('buleet6.png', -2)

 def update(self):
 super(Bullet, self).update()
 if self.rect.y <= 0:
 self.kill()