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#====导入相关库=====
import os
import sys
import cfg
import random
import pygame
from modules import *
#==========开始游戏==========
def startGame(screen):
clock = pygame.time.Clock()
# 加载字体
font = pygame.font.SysFont('arial', 18)
if not os.path.isfile('score'):
f = open('score', 'w')
f.write('0')
f.close()
with open('score', 'r') as f:
highest_score = int(f.read().strip())
# 敌方
enemies_group = pygame.sprite.Group()
for i in range(55):
if i < 11:
enemy = enemySprite('small', i, cfg.WHITE, cfg.WHITE)
elif i < 33:
enemy = enemySprite('medium', i, cfg.WHITE, cfg.WHITE)
else:
enemy = enemySprite('large', i, cfg.WHITE, cfg.WHITE)
enemy.rect.x = 85 + (i % 11) * 50
enemy.rect.y = 120 + (i // 11) * 45
enemies_group.add(enemy)
boomed_enemies_group = pygame.sprite.Group()
en_bullets_group = pygame.sprite.Group()
ufo = ufoSprite(color=cfg.RED)
#====================我方=================
myaircraft = aircraftSprite(color=cfg.GREEN, bullet_color=cfg.WHITE)
my_bullets_group = pygame.sprite.Group()
#==============用于控制敌方位置更新=========
#===========移动一行===========
enemy_move_count = 24
enemy_move_interval = 24
enemy_move_flag = False
#==改变移动方向(改变方向的同时集体下降一次)===
enemy_change_direction_count = 0
enemy_change_direction_interval = 60
enemy_need_down = False
enemy_move_right = True
enemy_need_move_row = 6
enemy_max_row = 5
#===用于控制敌方发射子弹===
enemy_shot_interval = 100
enemy_shot_count = 0
enemy_shot_flag = False
#===游戏进行中===
running = True
is_win = False
#=============主循环==================
while running:
screen.fill(cfg.BLACK)
for event in pygame.event.get():
#===点右上角的X或者按Esc键退出游戏=====
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
pygame.quit()
sys.exit()
#===============射击===================
if event.type == pygame.MOUSEBUTTONDOWN:
my_bullet = myaircraft.shot()
if my_bullet:
my_bullets_group.add(my_bullet)
#====我方子弹与敌方/UFO碰撞检测=============
for enemy in enemies_group:
if pygame.sprite.spritecollide(enemy, my_bullets_group, True, None):
boomed_enemies_group.add(enemy)
enemies_group.remove(enemy)
myaircraft.score += enemy.reward
if pygame.sprite.spritecollide(ufo, my_bullets_group, True, None):
ufo.is_dead = True
myaircraft.score += ufo.reward
#==========更新并画敌方============
#============敌方子弹=============
enemy_shot_count += 1
if enemy_shot_count > enemy_shot_interval:
enemy_shot_flag = True
enemies_survive_list = [enemy.number for enemy in enemies_group]
shot_number = random.choice(enemies_survive_list)
enemy_shot_count = 0
#==========敌方移动================
enemy_move_count += 1
if enemy_move_count > enemy_move_interval:
enemy_move_count = 0
enemy_move_flag = True
enemy_need_move_row -= 1
if enemy_need_move_row == 0:
enemy_need_move_row = enemy_max_row
enemy_change_direction_count += 1
if enemy_change_direction_count > enemy_change_direction_interval:
enemy_change_direction_count = 1
enemy_move_right = not enemy_move_right
enemy_need_down = True
#==========每次下降提高移动和射击速度=======
enemy_move_interval = max(15, enemy_move_interval-3)
enemy_shot_interval = max(50, enemy_move_interval-10)
#===========遍历更新====================
for enemy in enemies_group:
if enemy_shot_flag:
if enemy.number == shot_number:
en_bullet = enemy.shot()
en_bullets_group.add(en_bullet)
if enemy_move_flag:
if enemy.number in range((enemy_need_move_row-1)*11, enemy_need_move_row*11):
if enemy_move_right:
enemy.update('right', cfg.SCREENSIZE[1])
else:
enemy.update('left', cfg.SCREENSIZE[1])
else:
enemy.update(None, cfg.SCREENSIZE[1])
if enemy_need_down:
if enemy.update('down', cfg.SCREENSIZE[1]):
running = False
is_win = False
enemy.change_count -= 1
enemy.draw(screen)
enemy_move_flag = False
enemy_need_down = False
enemy_shot_flag = False
#================敌方爆炸特效===============
for boomed_enemy in boomed_enemies_group:
if boomed_enemy.boom(screen):
boomed_enemies_group.remove(boomed_enemy)
del boomed_enemy
#============敌方子弹与我方飞船碰撞检测===========
if not myaircraft.one_dead:
if pygame.sprite.spritecollide(myaircraft, en_bullets_group, True, None):
myaircraft.one_dead = True
if myaircraft.one_dead:
if myaircraft.boom(screen):
myaircraft.resetBoom()
myaircraft.num_life -= 1
if myaircraft.num_life < 1:
running = False
is_win = False
else:
#===========更新飞船================
myaircraft.update(cfg.SCREENSIZE[0])
#============画飞船=============
myaircraft.draw(screen)
if (not ufo.has_boomed) and (ufo.is_dead):
if ufo.boom(screen):
ufo.has_boomed = True
else:
#=========更新UFO=========
ufo.update(cfg.SCREENSIZE[0])
#===画UFO===
ufo.draw(screen)
#===画我方飞船子弹===
for bullet in my_bullets_group:
if bullet.update():
my_bullets_group.remove(bullet)
del bullet
else:
bullet.draw(screen)
#===画敌方子弹===
for bullet in en_bullets_group:
if bullet.update(cfg.SCREENSIZE[1]):
en_bullets_group.remove(bullet)
del bullet
else:
bullet.draw(screen)
if myaircraft.score > highest_score:
highest_score = myaircraft.score
# --得分每增加2000我方飞船增加一条生命
if (myaircraft.score % 2000 == 0) and (myaircraft.score > 0) and (myaircraft.score != myaircraft.old_score):
myaircraft.old_score = myaircraft.score
myaircraft.num_life = min(myaircraft.num_life + 1, myaircraft.max_num_life)
# --敌人都死光了的话就胜利了
if len(enemies_group) < 1:
is_win = True
running = False
# --显示文字
# ----当前得分
showText(screen, 'SCORE: ', cfg.WHITE, font, 200, 8)
showText(screen, str(myaircraft.score), cfg.WHITE, font, 200, 24)
# ----敌人数量
showText(screen, 'ENEMY: ', cfg.WHITE, font, 370, 8)
showText(screen, str(len(enemies_group)), cfg.WHITE, font, 370, 24)
# ----历史最高分
showText(screen, 'HIGHEST: ', cfg.WHITE, font, 540, 8)
showText(screen, str(highest_score), cfg.WHITE, font, 540, 24)
# ----FPS
showText(screen, 'FPS: ' + str(int(clock.get_fps())), cfg.RED, font, 8, 8)
# --显示剩余生命值
showLife(screen, myaircraft.num_life, cfg.GREEN)
pygame.display.update()
clock.tick(cfg.FPS)
with open('score', 'w') as f:
f.write(str(highest_score))
return is_win
#=============主函数======================
def main():
# 初始化
pygame.init()
pygame.display.set_caption('宇宙演化——为什么外星人来不了地球')
screen = pygame.display.set_mode(cfg.SCREENSIZE)
pygame.mixer.init()
pygame.mixer.music.load(cfg.BGMPATH)
pygame.mixer.music.set_volume(0.4)
pygame.mixer.music.play(-1)
while True:
is_win = startGame(screen)
endInterface(screen, cfg.BLACK, is_win)
#=============运行======================
if __name__ == '__main__':
main()
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