• python 打飞机项目 ( 基类封装 )


    项目代码 | plane

    # -*- coding:utf-8 -*-
    import pygame, time
    from Plane import Plane
    from HeroPlane import HeroPlane
    from Screen import Screen
    from pygame.locals import *
    
    def key_control(plane_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')
                    plane_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')
                    plane_temp.move_right()
                # 检测按键是否是空格键
                elif event.key == K_SPACE:
                    print('space')
                    plane_temp.fire()
    
    def main():
    
        screen = pygame.display.set_mode((480, 852), 0, 32)
    
        # 创建窗口对象
        screen_temp = Screen(screen)
    
        # 创建一个飞机对象
        plane = Plane(screen)
    
        # 创建敌机对象
        enemyPlane = HeroPlane(screen)
    
        while True:
            screen_temp.display()  # 显示窗口
            plane.display(plane.bullet_list)  # 显示飞机
            enemyPlane.display(enemyPlane.bullet_list)  # 敌机显示
            enemyPlane.move()  # 敌机移动
            enemyPlane.fire()  # 敌机开火
            key_control(plane)  # 键盘事件监听
            pygame.display.update()  # 更新窗口
            time.sleep(0.01)  # 延时0.01秒,防止程序内存溢出
    
    if __name__ == '__main__':
        main()

    Base.py 基类

    # -*- coding:utf-8 -*-
    import pygame
    
    class Base(object):
        # 背景图片
        image = None
    
        def __init__(self, screen_temp, x, y, image_path):
            self.x = x
            self.y = y
            self.screen = screen_temp
            self.image_load(image_path)
    
        # 飞机赋值图片对象
        def image_load(self, image_path):
            self.image = pygame.image.load(image_path)

    BasePlane.py 飞机基类

    # -*- coding:utf-8 -*-
    from Base import Base
    
    class BasePlane(Base):
        def __init__(self, screen_temp, x, y, image_path):
            Base.__init__(self, screen_temp, x, y, image_path)
    
        # 显示飞机
        def display(self, bullet_list):
    
            self.screen.blit(self.image, (self.x, self.y))  # 显示飞机
    
            for bullet in bullet_list:  # 循环取出子弹对象
                # 判断子弹是否越界
                if bullet.judge():
                    bullet_list.remove(bullet)  # 如果子弹越界就删除子弹
    
                bullet.display()  # 显示子弹
                bullet.move()  # 子弹移动步长

    Plane.py 飞机对象

    # -*- coding:utf-8 -*-
    from Bullet import Bullet
    from BasePlane import BasePlane
    
    class Plane(BasePlane):
    
        # 储存子弹对象
        bullet_list = []
    
        def __init__(self, screen_temp):
            BasePlane.__init__(self, screen_temp, 210, 700, "./resource/hero1.png")
    
        # 飞机向左移动偏移量
        def move_left(self):
            self.x -= 10
    
        # 飞机向右移动偏移量
        def move_right(self):
            self.x += 10
    
        # 将飞机创建的子弹对象存储进 bullet_list 列表中
        def fire(self):
            self.bullet_list.append(Bullet(self.screen, self.x, self.y))
            print(self.bullet_list)

    HeroPlane.py 敌机对象

    # -*- coding:utf-8 -*-
    import random
    from BasePlane import BasePlane
    from EnemyBullet import EnemyBullet
    
    class HeroPlane(BasePlane):
        # 定义一个类属性用来保存
        direction = 'right'
    
        # 储存子弹对象
        bullet_list = []
    
        def __init__(self, screen_temp):
            BasePlane.__init__(self, screen_temp, 0, 0, "./resource/enemy-1.gif")
    
        # 敌机移动轨迹
        def move(self):
            # 敌机创建的子弹默认向右移动
            if self.direction == 'right':
                self.x += 5  # 每次向右移动增加 5px 的步长
            elif self.direction == 'left':  # 向左移动
                self.x -= 5  # 每次向左移动减少 5px 的步长
    
            # 当敌机向右移动到了边界就向左移动
            if self.x > 480 - 50:  # 480 是界面总宽度; 50 是飞机宽度. 所以敌机移动的距离应该是界面宽度-敌机宽度  ( 移动距离 = 界面宽度 - 敌机宽度 )
                self.direction = 'left'
            elif self.x <= 0:  # 当敌机移动到了最左边就会继续向右移动
                self.direction = 'right'
    
        # 开火
        def fire(self):
            random_temp = random.randint(1, 100)  # 随机生成 1 - 100的随机数
            if (random_temp == 20) or (random_temp == 78):  # 随机数概率
                self.bullet_list.append(EnemyBullet(self.screen, self.x, self.y))  # 创建敌机子弹对象

    BaseBullet.py 子弹基类

    # -*- coding:utf-8 -*-
    from Base import Base
    
    class BaseBullet(Base):
        def __init__(self, screen_temp, x, y, image_path):
            Base.__init__(self, screen_temp, x, y, image_path)
    
        # 子弹背景
        def display(self):
            self.screen.blit(self.image, (self.x, self.y))

    Bullet.py 子弹对象

    # -*- coding:utf-8 -*-
    from BaseBullet import BaseBullet
    
    class Bullet(BaseBullet):
        def __init__(self, screen_temp, x, y):
            BaseBullet.__init__(self, screen_temp, x + 40, y - 20, "./resource/bullet.png")
    
        # 子弹步长
        def move(self):
            self.y -= 10
    
        # 判断子弹y轴是否已经越界
        def judge(self):
            if self.y < 0:
                return True
            else:
                return False

    EnemyBullet.py 敌机子弹对象

    # -*- coding:utf-8 -*-
    from BaseBullet import BaseBullet
    
    class EnemyBullet(BaseBullet):
        def __init__(self, screen_temp, x, y):
            BaseBullet.__init__(self, screen_temp, x + 30, y + 30, "./resource/bullet-1.gif")
    
        # 子弹移动步长
        def move(self):
            self.y += 20
    
        # 判断子弹y轴是否已经越界
        def judge(self):
            if self.y > 890:  # 890 界面总高度
                return True
            else:
                return False

    Screen.py 窗口对象

    # -*- coding:utf-8 -*-
    from Base import Base
    
    class Screen(Base):
        def __init__(self, screen_temp):
            Base.__init__(self, screen_temp, 0, 0, "./resource/background.png")
    
        def display(self):
            self.screen.blit(self.image, (self.x, self.y))
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  • 原文地址:https://www.cnblogs.com/pypypy/p/12051795.html
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