import pygame
import time
from pygame.locals import *
import random
hero_nums = 0
enermy_nums = 0
class BasePlane(object):
def __init__(self, screen, x, y, image):
self.x = x
self.y = y
self.screen = screen
self.image = pygame.image.load(image)
self.is_hit = False # 此标志用来表示飞机是否被击中了
self.bullets = []
def test(self, bullets):
for bullet in bullets:
if self.x < bullet.x < self.x + self.image.get_width() and
self.y < bullet.y < self.y + self.image.get_height():
self.is_hit = True
# 检测子弹碰撞
for item in self.bullets:
for bullet in bullets:
if item.x < bullet.x < item.x + item.image.get_width() and
item.y < bullet.y < item.y + item.image.get_height():
item.is_hit = True
bullet.is_hit = True
class HeroPlane(BasePlane):
def __init__(self, screen, image="./feiji/hero1.png"):
super().__init__(screen, 210, 700, image)
def display(self):
self.screen.blit(self.image, (self.x, self.y))
for bullet in self.bullets:
if bullet.is_hit:
self.bullets.remove(bullet)
else:
bullet.display()
bullet.move()
if bullet.y <= 0:
self.bullets.remove(bullet)
def move_left(self):
if not (self.x < 0):
self.x -= 5
def move_right(self):
if (self.x + self.image.get_width()) < self.screen.get_width():
self.x += 5
def fire(self):
self.bullets.append(Bullet(self.screen, self.x + 40, self.y - 20))
class EnermyPlane(BasePlane):
def __init__(self, screen):
self.direciton = "right"
self.bullets = []
super().__init__(screen, 215, 0, "./feiji/enemy0.png")
def display(self):
self.screen.blit(self.image, (self.x, self.y))
for item in self.bullets:
if item.is_hit:
self.bullets.remove(item)
else:
item.display()
item.move()
if item.y > 852:
self.bullets.remove(item)
def move(self):
if self.direciton == "right":
self.x += 3
elif self.direciton == "left":
self.x -= 3
if self.x > 430:
self.direciton = "left"
elif self.x <= 0:
self.direciton = "right"
def fire(self):
num = random.randint(0, 100)
if num == 50 or num == 25:
self.bullets.append(EnermyBullet(self.screen, self.x + 25, self.y + 20))
class BaseBullet(object):
def __init__(self, screen, x, y, image):
self.screen = screen
self.x = x
self.y = y
self.image = pygame.image.load(image)
self.is_hit = False
def display(self):
self.screen.blit(self.image, (self.x, self.y))
def test(self, bullets):
for bullet in bullets:
if bullet.x > self.x and bullet.x < self.x + 100 and bullet.y > self.y and bullet.y < self.y + 124:
self.is_hit = True
class Bullet(BaseBullet):
def __init__(self, screen, x, y):
super().__init__(screen, x, y, "./feiji/bullet.png")
def move(self):
self.y -= 5
class EnermyBullet(BaseBullet):
def __init__(self, screen, x, y):
super().__init__(screen, x, y, "./feiji/bullet1.png")
def move(self):
self.y += 3
def display(self):
self.screen.blit(self.image, (self.x, self.y))
# 键盘控制飞机的坐标
def key_control(hero):
for event in pygame.event.get():
if event.type == QUIT:
print("exit")
exit()
elif event.type == KEYDOWN:
if event.key == K_a or event.key == K_LEFT:
hero.move_left()
print("left")
elif event.key == K_d or event.key == K_RIGHT:
hero.move_right()
print("right")
elif event.key == K_SPACE:
hero.fire()
print("space")
def main():
global is_hit
global nums
screen = pygame.display.set_mode((480, 852), 0, 32)
background = pygame.image.load("./feiji/background.png")
# 创建飞机
hero = HeroPlane(screen)
enermy_plane = EnermyPlane(screen)
while True:
global hero_nums
global enermy_nums
# 显示背景
screen.blit(background, (0, 0))
# 显示我方飞机
hero.display()
# 测试是否被子弹击中
hero.test(enermy_plane.bullets)
if hero.is_hit:
hero_nums += 1
if hero_nums == 10:
hero.image = pygame.image.load("./feiji/hero_blowup_n1.png")
elif hero_nums == 20:
hero.image = pygame.image.load("./feiji/hero_blowup_n2.png")
elif hero_nums == 30:
hero.image = pygame.image.load("./feiji/hero_blowup_n3.png")
elif hero_nums == 40:
hero.image = pygame.image.load("./feiji/hero_blowup_n4.png")
elif hero_nums > 50:
break
# 显示敌飞机
enermy_plane.display()
enermy_plane.test(hero.bullets)
if enermy_plane.is_hit:
enermy_nums += 1
if enermy_nums == 10:
enermy_plane.image = pygame.image.load("./feiji/enemy0_down1.png")
elif enermy_nums == 20:
enermy_plane.image = pygame.image.load("./feiji/enemy0_down2.png")
elif enermy_nums == 30:
enermy_plane.image = pygame.image.load("./feiji/enemy0_down3.png")
elif enermy_nums == 40:
enermy_plane.image = pygame.image.load("./feiji/enemy0_down4.png")
elif enermy_nums > 50:
enermy_plane = EnermyPlane(screen)
enermy_nums = 0
else:
enermy_plane.move()
enermy_plane.fire()
# 控制飞机左右
key_control(hero)
# 刷新屏幕
pygame.display.update()
# 程序休眠0.01秒
time.sleep(0.01)
if __name__ == "__main__":
main()
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