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main.py
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main.py
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import sys
import random
import pygame
WIDTH = 800
HEIGHT = 600
SIZE = WIDTH, HEIGHT
pygame.init()
screen = pygame.display.set_mode(SIZE)
ADDENEMY = pygame.USEREVENT
pygame.time.set_timer(ADDENEMY, 250) # 0.25s触发一次ADDENEMY的自定义事件
ADDCLOUD = pygame.USEREVENT + 1
pygame.time.set_timer(ADDCLOUD, 1000)
# 加载背景音乐
pygame.mixer.music.load("assets/sounds/bgm.mp3")
# 加载音效
move_up_sound = pygame.mixer.Sound("assets/sounds/up.ogg")
move_down_sound = pygame.mixer.Sound("assets/sounds/down.ogg")
# 循环播放背景音乐
pygame.mixer.music.play(loops=-1)
class Player(pygame.sprite.Sprite):
def __init__(self):
super().__init__()
self.surf = pygame.image.load("assets/sprites/jet.png")
self.surf.set_colorkey("white")
self.rect = self.surf.get_rect()
self.mask = pygame.mask.from_surface(self.surf)
def move(self):
pressed_keys = pygame.key.get_pressed()
if pressed_keys[pygame.K_DOWN]:
move_down_sound.play()
self.rect.move_ip(0, 10)
if pressed_keys[pygame.K_UP]:
move_up_sound.play()
self.rect.move_ip(0, -10)
if pressed_keys[pygame.K_LEFT]:
self.rect.move_ip(-10, 0)
if pressed_keys[pygame.K_RIGHT]:
self.rect.move_ip(10, 0)
# 限制玩家在屏幕中移动
if self.rect.bottom >= HEIGHT:
self.rect.bottom = HEIGHT
if self.rect.top <= 0:
self.rect.top = 0
if self.rect.right >= WIDTH:
self.rect.right = WIDTH
if self.rect.left <= 0:
self.rect.left = 0
def draw(self):
screen.blit(self.surf, self.rect)
class Enemy(pygame.sprite.Sprite):
def __init__(self):
super().__init__()
self.image = pygame.image.load("assets/sprites/missile.png")
self.image.set_colorkey("white")
self.rect = self.image.get_rect(center=(
random.randint(WIDTH + 10, WIDTH + 50),
random.randint(0, HEIGHT)
))
self.speed = random.randint(-10, -5)
self.mask = pygame.mask.from_surface(self.image)
def update(self):
self.rect.move_ip(self.speed, 0)
if self.rect.right <= 0:
self.kill()
class Cloud(pygame.sprite.Sprite):
def __init__(self):
super().__init__()
self.image = pygame.image.load("assets/sprites/cloud.png")
self.image.set_colorkey("black")
self.rect = self.image.get_rect(center=(
random.randint(WIDTH + 10, WIDTH + 50),
random.randint(0, HEIGHT)
))
def update(self):
self.rect.move_ip(-5, 0)
if self.rect.right <= 0:
self.kill()
player = Player()
enemies = pygame.sprite.Group()
clouds = pygame.sprite.Group()
clock = pygame.time.Clock()
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
# quit()
pygame.quit()
sys.exit()
if event.type == ADDENEMY:
enemies.add(Enemy())
if event.type == ADDCLOUD:
clouds.add(Cloud())
# move
player.move()
enemies.update()
clouds.update()
# 碰撞检测
# for enemy in enemies:
# if enemy.rect.colliderect(player.rect):
# pygame.quit()
# sys.exit()
if pygame.sprite.spritecollideany(player, enemies, pygame.sprite.collide_mask):
pygame.quit()
sys.exit()
# draw
screen.fill((135, 206, 250))
player.draw()
enemies.draw(screen)
clouds.draw(screen)
pygame.display.flip()
clock.tick(60)