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#coding=utf-8 import pygame from pygame.locals import * ''' 5. 实现玩家飞机发射子弹 接下来要做的任务: 1. 实现飞机在你想要的位置显示 2. 实现按键控制飞机移动 3. 实现按下空格键的时候,显示一颗子弹 ''' class HeroPlane(object): def __init__(self,screen): #设置飞机默认的位置 self.x = 150 self.y = 480 #设置要显示内容的窗口 self.screen = screen self.imageName = "hero0.png" self.image = pygame.image.load(self.imageName).convert() #用来存储英雄飞机发射的所有子弹 self.bulletList = [] def display(self): self.screen.blit(self.image,(self.x,self.y)) for bullet in self.bulletList: bullet.display()#显示一个子弹的位置 bullet.move()#让这个子弹进行移动,下次再显示的时候就会看到子弹在修改后的位置 def moveLeft(self): self.x -= 10 def moveRight(self): self.x += 10 def moveUp(self): self.y -= 10 def moveDown(self): self.y += 10 def sheBullet(self): newBullet = Bullet(self.x, self.y, self.screen) self.bulletList.append(newBullet) class Bullet(object): def __init__(self,x,y,screen): self.x = x+20 self.y = y-20 self.screen = screen self.image = pygame.image.load("bullet.png").convert() def move(self): self.y -= 5 def display(self): self.screen.blit(self.image,(self.x,self.y)) def key_control(heroPlane): #判断是否是点击了退出按钮 for event in pygame.event.get(): # print(event.type) if event.type == QUIT: print("exit") exit() elif event.type == KEYDOWN: if event.key == K_a or event.key == K_LEFT: print('left') heroPlane.moveLeft() #控制飞机让其向左移动 elif event.key == K_d or event.key == K_RIGHT: print('right') heroPlane.moveRight() elif event.key == K_w or event.key == K_UP: print('up') # 控制飞机让其向上移动 heroPlane.moveUp() elif event.key == K_s or event.key == K_DOWN: print('down') # 控制飞机让其向下移动 heroPlane.moveDown() elif event.key == K_SPACE: print('space') heroPlane.sheBullet() def main(): #1. 创建一个窗口,用来显示内容 screen = pygame.display.set_mode((400,654),0,32) #2. 创建一个和窗口大小的图片,用来充当背景 background = pygame.image.load("background.png").convert() #3. 创建一个飞机对象 heroPlane = HeroPlane(screen) #3. 把背景图片放到窗口中显示 while True: screen.blit(background,(0,0)) heroPlane.display() key_control(heroPlane) pygame.display.update() if __name__ == "__main__": main()
运行程序,结果如下:
space
left
space
right
space
space
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