resource.zip

import pygame import random import math pygame.init() screen=pygame.display.set_mode((800,600)) pygame.display.set_caption("飞机大战") icon=pygame.image.load('bg.png') pygame.display.set_icon(icon) bgImg=pygame.image.load('bg.png') pygame.mixer.music.load('bg.wav') pygame.mixer.music.play(-1) bao_sound=pygame.mixer.Sound('exp.wav') playerImg=pygame.image.load('player.png') playerX=400 playerY=500 playerStep=0 score=0 font=pygame.font.Font('freesansbold.ttf',32) def show_score(): text=f"score{score}" score_render=font.render(text,True,(0,255,0)) screen.blit(score_render,(10,10)) is_over=False over_font=pygame.font.Font('freesansbold.ttf',64) def check_is_over(): if is_over: text="loser" score_render=over_font.render(text,True,(255,0,0)) screen.blit(score_render,(200,250)) number_of_enemies=6 class Enemy(): def __init__(self): self.img=pygame.image.load('enemy.png') self.x=random.randint(200,600) self.y=random.randint(50,250) self.step=random.randint(2,6) def reset(self): self.x=random.randint(200,600) self.y=random.randint(50,200) enemies = [] for i in range(number_of_enemies): enemies.append(Enemy()) def distance(bx,by,ex,ey): a=bx-ex b=by-ey return math.sqrt(a*a+b*b) class Bullet(): def __init__(self): self.img=pygame.image.load('bullet.png') self.x=playerX+16 self.y=playerY+10 self.step=10 def hit(self): global score for e in enemies: if(distance(self.x,self.y,e.x,e.y)<30): bao_sound.play() bullets.remove(self) e.reset() score+=1 print(score) bullets=[] def show_bullets(): for b in bullets: screen.blit(b.img,(b.x,b.y)) b.hit( ) b.y -=b.step if b.y<0: bullets.remove(b) def show_enemy(): global is_over for e in enemies: screen.blit(e.img,(e.x,e.y)) e.x += e.step if (e.x>736 or e.x<0): e.step *= -1 e.y +=40 if e.y>450: is_over=True print("loser") enemies.clear() def move_player(): global playerX playerX += playerStep if playerX > 736: playerX = 736 if playerX < 0: playerX = 0 running=True while running: screen.blit(bgImg,(0,0)) show_score() for event in pygame.event.get(): if event.type==pygame.QUIT: running=False if event.type==pygame.KEYDOWN: if event.key==pygame.K_RIGHT: playerStep=5 elif event.key==pygame.K_LEFT: playerStep=-5 elif event.key==pygame.K_SPACE: print('发射子弹....') bullets.append(Bullet()) if event.type==pygame.KEYUP: playerStep=0 screen.blit(playerImg, (playerX, playerY)) move_player() show_enemy() show_bullets() check_is_over() pygame.display.update()