import random
import pygame
from os import path
img_dir = path.join(path.dirname(__file__), 'assets')
sound_folder = path.join(path.dirname(__file__), 'sounds')
WIDTH = 480
HEIGHT = 600
FPS = 60
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
RED = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE = (0, 0, 255)
YELLOW = (255, 255, 0)
pygame.init()
pygame.mixer.init()
screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption("太空射击")
clock = pygame.time.Clock()
background = pygame.image.load(path.join(img_dir, 'starfield.png')).convert()
background_rect = background.get_rect()
font_name = pygame.font.match_font('楷体', 16)
player_img = pygame.image.load(path.join(img_dir, 'playerShip1_orange.png')).convert()
bullet_img = pygame.image.load(path.join(img_dir, 'laserRed16.png')).convert()
meteor_images = []
meteor_list = [
'meteorBrown_tiny1.png',
'meteorBrown_small2.png',
'meteorBrown_small1.png',
'meteorBrown_med3.png',
'meteorBrown_med1.png',
'meteorBrown_big2.png',
'meteorBrown_big1.png',
]
for image in meteor_list:
meteor_images.append(pygame.image.load(path.join(img_dir, image)).convert())
explosion_anim = {}
explosion_anim['lg'] = []
explosion_anim['sm'] = []
for i in range(9):
filename = 'regularExplosion0{}.png'.format(i)
img = pygame.image.load(path.join(img_dir, filename)).convert()
img.set_colorkey(BLACK)
img_lg = pygame.transform.scale(img, (75, 75))
explosion_anim['lg'].append(img_lg)
img_sm = pygame.transform.scale(img, (32, 32))
explosion_anim['sm'].append(img_sm)
shooting_sound = pygame.mixer.Sound(path.join(sound_folder, 'pew.wav'))
expl_sounds = []
for sound in ['expl3.wav', 'expl6.wav']:
expl_sounds.append(pygame.mixer.Sound(path.join(sound_folder, sound)))
def draw_text(surf, text, size, x, y):
font = pygame.font.Font(font_name, size)
text_surface = font.render(text, True, WHITE)
text_rect = text_surface.get_rect()
text_rect.midtop = (x, y)
surf.blit(text_surface, text_rect)
def main_menu():
global screen
menu_song = pygame.mixer.music.load(path.join(sound_folder, 'menu.ogg'))
pygame.mixer.music.play(-1)
title = pygame.image.load(path.join(img_dir, 'main.png')).convert()
title = pygame.transform.scale(title, (WIDTH, HEIGHT), screen)
screen.blit(title, (0, 0))
pygame.display.update()
while True:
ev = pygame.event.poll()
if ev.type == pygame.KEYDOWN:
if ev.key == pygame.K_RETURN:
break
elif ev.key == pygame.K_q:
pygame.quit()
quit()
elif ev.type == pygame.QUIT:
pygame.quit()
quit()
else:
draw_text(screen, "Press [ENTER] TO Begin", 30, WIDTH / 2, HEIGHT / 2)
draw_text(screen, "or [Q] To Quit", 30, WIDTH / 2, (HEIGHT / 2) + 40)
pygame.display.update()
ready_song = pygame.mixer.Sound(path.join(sound_folder, 'getready.ogg'))
ready_song.play()
screen.fill(BLACK)
draw_text(screen, "GET READY!", 60, WIDTH / 2, HEIGHT / 2)
pygame.display.update()
class Bullet(pygame.sprite.Sprite):
def __init__(self, x, y):
pygame.sprite.Sprite.__init__(self)
self.image = bullet_img
self.image.set_colorkey(BLACK)
self.rect = self.image.get_rect()
self.rect.centerx = x
self.rect.bottom = y
self.speedy = -10
def update(self):
self.rect.y += self.speedy
if self.rect.bottom < 0:
self.kill()
class Mob(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image_orig = random.choice(meteor_images)
self.image_orig.set_colorkey(BLACK)
self.image = self.image_orig.copy()
self.rect = self.image.get_rect()
self.rect.x = random.randrange(0, WIDTH - self.rect.width)
self.rect.y = random.randrange(-150, -100)
self.speedy = random.randrange(5, 20)
self.speedx = random.randrange(-3, 3)
self.radius = int(self.rect.width * .90 / 2)
self.rotation = 0
self.rotation_speed = random.randrange(-8, 8)
self.last_update = pygame.time.get_ticks()
def rotate(self):
time_now = pygame.time.get_ticks()
if time_now - self.last_update > 50:
self.last_update = time_now
self.rotation = (self.rotation + self.rotation_speed) % 360
new_image = pygame.transform.rotate(self.image_orig, self.rotation)
old_center = self.rect.center
self.image = new_image
self.rect = self.image.get_rect()
self.rect.center = old_center
def update(self):
self.rotate()
self.rect.x += self.speedx
self.rect.y += self.speedy
if (self.rect.top > HEIGHT + 10) or (self.rect.left < -25) or (self.rect.right > WIDTH + 20):
self.rect.x = random.randrange(0, WIDTH - self.rect.width)
self.rect.y = random.randrange(-100, -40)
self.speedy = random.randrange(1, 8)
def newmob():
mob_element = Mob()
all_sprites.add(mob_element)
mobs.add(mob_element)
class Explosion(pygame.sprite.Sprite):
def __init__(self, center, size):
self.size = size
pygame.sprite.Sprite.__init__(self)
self.image = explosion_anim[self.size][0]
self.rect = self.image.get_rect()
self.rect.center = center
self.frame = 0
self.frame_rete = 75
self.last_update = pygame.time.get_ticks()
def update(self):
now = pygame.time.get_ticks()
if now - self.last_update > self.frame_rete:
self.last_update = now
self.frame += 1
if self.frame == len(explosion_anim[self.size]):
self.kill()
else:
center = self.rect.center
self.image = explosion_anim[self.size][self.frame]
self.rect = self.image.get_rect()
self.rect.center = center
class Player(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.transform.scale(player_img, (50, 38))
self.image.set_colorkey(BLACK)
self.rect = self.image.get_rect()
self.redius = 20
self.rect.centerx = WIDTH / 2
self.rect.bottom = HEIGHT - 10
self.speedx = 0
self.shoot_delay = 250
self.last_shoot = pygame.time.get_ticks()
def update(self):
self.speedx = 0
pygame.event.poll()
keystate = pygame.key.get_pressed()
if keystate[pygame.K_LEFT]:
self.speedx = -5
elif keystate[pygame.K_RIGHT]:
self.speedx = 5
if keystate[pygame.K_SPACE]:
self.shoot()
if self.rect.right > WIDTH:
self.rect.right = WIDTH
if self.rect.left < 0:
self.rect.left = 0
self.rect.x += self.speedx
def shoot(self):
now = pygame.time.get_ticks()
if now - self.last_shoot > self.shoot_delay:
self.last_shoot = now
bullet = Bullet(self.rect.centerx, self.rect.top)
all_sprites.add(bullet)
bullets.add(bullet)
shooting_sound.play()
running = True
menu_display = True
while running:
if menu_display:
main_menu()
pygame.time.wait(2000)
pygame.mixer.music.stop()
pygame.mixer.music.load(path.join(sound_folder, 'tgfcoder-FrozenJam-SeamlessLoop.ogg'))
pygame.mixer.music.play(-1)
menu_display = False
all_sprites = pygame.sprite.Group()
player = Player()
all_sprites.add(player)
bullets = pygame.sprite.Group()
mobs = pygame.sprite.Group()
for i in range(8):
newmob()
clock.tick(FPS)
for event in pygame.event.get():
if event.type == pygame.QUIT:
running = False
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
running = False
all_sprites.update()
hits = pygame.sprite.groupcollide(mobs, bullets, True, True)
for hit in hits:
random.choice(expl_sounds).play()
expl = Explosion(hit.rect.center, 'lg')
all_sprites.add(expl)
newmob()
screen.fill(BLACK)
screen.blit(background, background_rect)
all_sprites.draw(screen)
pygame.display.flip()
pygame.quit()
Original: https://www.cnblogs.com/stblack/p/16637208.html
Author: 司徒小夜
Title: 太空射击python
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