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# main.py

import pygame

import sys

import traceback

import myplane

import enemy

import bullet

from pygame.locals import *

from random import *

pygame.init()

pygame.mixer.init()

bg_size =width, height = 480, 800

screen =pygame.display.set_mode(bg_size)

pygame.display.set_caption("飞机大战")

background =pygame.image.load("images/bg_01.jpg").convert()

#载入游戏声音

pygame.mixer.music.load("music/BGM.mp3")

pygame.mixer.music.set_volume(0.2)

def add_Plane1_enemies(group1,group2,num):

for i in range(num):

e1 =enemy.Plane1(bg_size)

group1.add(e1)

group2.add(e1)

def add_Plane2_enemies(group1,group2,num):

for i in range(num):

e2 =enemy.Plane1(bg_size)

group1.add(e2)

group2.add(e2)

def add_Plane3_enemies(group1,group2,num):

for i in range(num):

e3 =enemy.Plane1(bg_size)

group1.add(e3)

group2.add(e3)

def add_Plane4_enemies(group1,group2,num):

for i in range(num):

e4 =enemy.Plane1(bg_size)

group1.add(e4)

group2.add(e4)

def main():

pygame.mixer.music.play(-1)

#生成我方飞机

me = myplane.MyPlane(bg_size)

enemies =pygame.sprite.Group()

#生成敌方飞机1

Plane1_enemies =pygame.sprite.Group()

add_Plane1_enemies(Plane1_enemies,enemies,15)

#生成敌方飞机2

Plane2_enemies =pygame.sprite.Group()

add_Plane2_enemies(Plane2_enemies,enemies,6)

#生成敌方飞机3

Plane3_enemies =pygame.sprite.Group()

add_Plane3_enemies(Plane3_enemies,enemies,3)

#生成敌方飞机4

Plane4_enemies =pygame.sprite.Group()

add_Plane4_enemies(Plane4_enemies,enemies,1)

#生成普通子弹

bullet1 = []

bullet1_index = 0

BULLET1_NUM = 6

for i in range(BULLET1_NUM):

bullet1.append(bullet.Bullet1(me.rect.midtop))

clock =pygame.time.Clock()

#用于切换图片

switch_image = True

#用于延迟

delay = 99

running =True

while running:

for event in pygame.event.get():

if event.type == QUIT:

pygame.quit()

sys.exit()

#检测用户的键盘操作

key_pressed = pygame.key.get_pressed()

if key_pressed[K_w] or key_pressed[K_UP]:

me.moveUp()

if key_pressed[K_s] or key_pressed[K_DOWN]:

me.moveDown()

if key_pressed[K_a] or key_pressed[K_LEFT]:

me.moveLeft()

if key_pressed[K_d] or key_pressed[K_RIGHT]:

me.moveRight()

screen.blit(background,(0, 0))

#发射子弹

if not (delay % 10):

bullet1[bullet1_index].reset(me.rect.midtop)

bullet1_index =(bullet1_index+1) % BULLET1_NUM

#检测子弹是否击中敌机

for b in bullet1:

if b.active:

b.move()

screen.blit(b.image, b.rect)

enemy_hit = pygame.sprite.spritecollide(b, enemies, False)

if enemy_hit:

b.active = False

for e in enemy_hit:

e.active = False

#绘制敌方飞机4

for each in Plane4_enemies:

if each.active:

each.move()

screen.blit(each.image, each.rect)

else:

#毁灭

each.reset()

#绘制敌方飞机3

for each in Plane3_enemies:

if each.active:

each.move()

screen.blit(each.image, each.rect)

else:

each.reset()

#绘制敌方飞机2

for each in Plane2_enemies:

if each.active:

each.move()

screen.blit(each.image, each.rect)

else:

each.reset()

#绘制敌方飞机1

for each in Plane1_enemies:

if each.active:

each.move()

screen.blit(each.image, each.rect)

else:

each.reset()

#检测我方飞机是否碰撞

enemies_down = pygame.sprite.spritecollide(me,enemies,False,pygame.sprite.collide_mask)

if enemies_down:

#me.active =False

for e in enemies_down:

e.active = False

# 绘制我方飞机

if me.active:

screen.blit(me.image, me.rect)

else:

#毁灭

print("Gameover!")

running = False

#切换图片

if not(delay % 5):

switch_image = not switch_image

delay-=1

if not delay:

delay =99

pygame.display.flip()

clock.tick(60)

if __name__ == '__main__':

try:

main()

except SystemExit:

pass

except:

traceback.print_exc()

pygame.quit()

input()