day_5.17 飞机大战

　　

'''
2018-5-13 19:53:46 完善成功
一个打飞机的游戏
其实就是面向对象那个
有个主方法. 然后有飞机然后又子弹,逐步的迭代

2018-5-14 18:40:15
继续开干
2018-5-17 17:42:29
继续完善
2018-5-17 20:00:32
写基类(父类)
然后写其他的子类
'''
import pygame
import time
from pygame.locals import *
import random


class EnemyPlane(object):
    '''敌机的类'''
    def __init__(self,screen_temp):
        self.x=0
        self.y=0
        self.screen =screen_temp
        self.image =pygame.image.load("./feiji/enemy0.png")
        self.bullet_list = [] #储存发射出去子弹对象引用
        self.direction ="right" #用来存储飞机默认的显式方向

    def display(self):
        self.screen.blit(self.image,(self.x,self.y))
        for bullet in self.bullet_list:
            bullet.display()
            bullet.move()
    def move(self):
        if self.direction =="right":
            self.x+= 10
        elif self.direction =="left":
            self.x -= 10
        if self.x>480-50:
            self.direction ="left"
        elif self.x<0:
            self.direction ="right"

    def fire(self):
        random_num = random.randint(1,100)
        if random_num ==8 or random_num ==20:
            self.bullet_list.append(EnemyBullet(self.screen,self.x,self.y))

class HeroPlane(object):
    '''玩家飞机'''
    def __init__(self,screen_temp):
        self.x=210
        self.y=700
        self.screen =screen_temp
        self.image =pygame.image.load("./feiji/hero1.png")
        self.bullet_list = [] #储存发射出去子弹对象引用
    def display(self):
        self.screen.blit(self.image,(self.x,self.y))
        for bullet in self.bullet_list:
         bullet.display()
         bullet.move()
         if bullet.judge(): #判断子弹是否越界
             self.bullet_list.remove(bullet)
    def move_left(self):
        self.x -=10
    def move_right(self):
        self.x +=10
    def fire(self):
        self.bullet_list.append(Bullet(self.screen,self.x,self.y))

class Bullet(object):
    def __init__(self,screen_temp,x,y):
        self.x=x+40
        self.y=y-20
        self.screen =screen_temp
        self.image =pygame.image.load("./feiji/bullet.png")
    def display(self):
        self.screen.blit(self.image,(self.x,self.y))
    def move(self):
        self.y-=20
    def judge(self): #判断是否越界
        if self.y <0:
            return True
        else:
            return False

class EnemyBullet(object):
    def __init__(self,screen_temp,x,y):
        self.x=x+25
        self.y=y+40
        self.screen =screen_temp
        self.image =pygame.image.load("./feiji/bullet1.png")
    def display(self):
        self.screen.blit(self.image,(self.x,self.y))
    def move(self):
        self.y+=10
    def judge(self):
        if self.y >852:
            return True
        else:
            return False

def key_control(hero_temp):
    # 获取事件，比如按键等
    for event in pygame.event.get():
        # 判断是否是点击了退出按钮
        if event.type == QUIT:
            print("exit")
            exit()
        # 判断是否是按下了键
        elif event.type == KEYDOWN:
            # 检测按键是否是a或者left
            if event.key == K_a or event.key == K_LEFT:
                print('left')
                hero_temp.move_left()
            # 检测按键是否是d或者right
            elif event.key == K_d or event.key == K_RIGHT:
                print('right')
                hero_temp.move_right()
            # 检测按键是否是空格键
            elif event.key == K_SPACE:
                print('space')
                hero_temp.fire()

def main():
    #1.创建一个窗口
    screen = pygame.display.set_mode((480,852),0,32)
    #2. 创建一个背景图片
    background = pygame.image.load("./feiji/background.png")
    #3 创建一个飞机图片
    hero = HeroPlane(screen)
    #4.创建一个敌机
    enemy = EnemyPlane(screen)
    while True:
        screen.blit(background,(0,0))
        hero.display()
        enemy.display()
        enemy.move()#调用敌机的移动方法
        enemy.fire()#敌机开火
        pygame.display.update()
        key_control(hero)
        time.sleep(0.1)


if __name__ =="__main__":
    main()