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
