# 精灵模块
import pygame
import random
#常量
#屏幕尺寸
PINGMU_CHICUN = pygame.Rect(0,0,400,700)
# 屏幕刷新频率
PINGMU_SHUAXIN = 60
A = 0
# 敌机出现定时
DIJI_DINGSHIQI = pygame.USEREVENT
ZIDAN_DINGSHIQI = pygame.USEREVENT+1
class JingLing(pygame.sprite.Sprite):
def __init__(self,img_name,speed=1):
super().__init__()
self.image = pygame.image.load(img_name)
self.rect = self.image.get_rect()
self.speed = speed
def update(self):
self.rect.y += self.speed
# 背景
class BgImg(JingLing):
def __init__(self,set = False):
super().__init__("./image/bg.jpg",speed=0)
if set:
self.rect.y = -self.rect.height
def update(self):
super().update()
if self.rect.y >= PINGMU_CHICUN.height:
self.rect.y = -self.rect.height
# 敌机
class DiJi(JingLing):
def __init__(self):
# 调用父类
super().__init__("./image/diren.png",speed=random.randint(1,3))
self.rect.y = -self.rect.height
#敌机出现速度
#敌机出现位置
self.rect.x = random.randint(0,310)
def __del__(self):
print("敌机销毁%s" % self.rect)
def update(self):
super().update()
if self.rect.y > PINGMU_CHICUN.height:
self.kill()
# 英雄
class YingXiong(JingLing):
def __init__(self):
#调用父类初始化英雄
super().__init__("./image/renwu.png",0)
#英雄初始位置
self.rect.centerx = PINGMU_CHICUN.centerx
self.rect.bottom = PINGMU_CHICUN.bottom - 120
self.zidan_group = pygame.sprite.Group()
def update(self):
# if self.rect.left>0 and self.rect.right<PINGMU_CHICUN.right:
self.rect.x += self.speed
if self.rect.left < 0:
self.rect.left = 0
if self.rect.right > PINGMU_CHICUN.right:
self.rect.right = PINGMU_CHICUN.right
def kaihuo(self):
zidan = ZiDan()
zidan.rect.bottom = self.rect.top +20
zidan.rect.centerx = self.rect.centerx
zidan.add(self.zidan_group)
class ZiDan(JingLing):
def __init__(self):
super().__init__("./image/zidan.png",-4)
def update(self):
self.rect.y += self.speed
if self.rect.bottom < PINGMU_CHICUN.top:
self.kill()
print("子弹销毁")
# 主模块
import pygame
from game_jingling import *
class GamePlay(object):
def __init__(self):
print("游戏初始化...")
self.a = 0
#创建游戏窗口
self.game_win = pygame.display.set_mode(PINGMU_CHICUN.size)
# 初始化时钟
self.clock = pygame.time.Clock()
#调用精灵和精灵组
self.__chuangjian_jingling()
#敌机出场定时器
pygame.time.set_timer(DIJI_DINGSHIQI,100)
#子弹定时器
pygame.time.set_timer(ZIDAN_DINGSHIQI,500)
#创建精灵与精灵组
def __chuangjian_jingling(self):
#创建背景精灵
bg1 = BgImg()
bg2 = BgImg(set = True)
self.back_group = pygame.sprite.Group(bg1,bg2)
#创建敌机精灵
self.diji_group = pygame.sprite.Group()
#创建英雄
self.yingxiong = YingXiong()
self.yingxiong_group = pygame.sprite.Group(self.yingxiong)
#开始游戏
def game_start(self):
print("游戏开始...")
while True:
#刷新屏幕
self.clock.tick(PINGMU_SHUAXIN)
#监听事件
self.__jianting()
#碰撞检测
self.__pengzhuan()
#更新精灵
self.__gengxin()
#计数器
self.__jishuqi()
#更新屏幕
pygame.display.update()
#监听函数
def __jianting(self):
#遍历监听
for event in pygame.event.get():
#监听到游戏结束
if event.type == pygame.QUIT:
self.__youxijieshu()
#监听到敌机事件定时器，生成敌机
elif event.type == DIJI_DINGSHIQI:
# print("敌机出场")
diji = DiJi()
self.diji_group.add(diji)
#监听到子弹事件定时器，生成子弹
elif event.type == ZIDAN_DINGSHIQI:
self.yingxiong.kaihuo()
#监听键盘事件
key_wd = pygame.key.get_pressed()
#按下右方向键
if key_wd[pygame.K_RIGHT]:
# if self.yingxiong.rect.right < PINGMU_CHICUN.right:
self.yingxiong.speed = 2
print("向右")
#按下左方向键
elif key_wd[pygame.K_LEFT]:
# if self.yingxiong.rect.left>0:
self.yingxiong.speed = -2
print("向左")
#按下上方向键
elif key_wd[pygame.K_UP]:
self.yingxiong.rect.y -= 2
if self.yingxiong.rect.top + 50 < PINGMU_CHICUN.top:
self.yingxiong.rect.bottom = PINGMU_CHICUN.bottom
#按下下方向键
elif key_wd[pygame.K_DOWN]:
self.yingxiong.rect.y += 2
if self.yingxiong.rect.bottom > PINGMU_CHICUN.bottom:
self.yingxiong.rect.bottom = PINGMU_CHICUN.bottom
#如果没按键盘，速度为0
else:
self.yingxiong.speed = 0
#碰撞检测
def __pengzhuan(self):
diji_pz = pygame.sprite.groupcollide(self.diji_group,
self.yingxiong.zidan_group,
True,True)
if len(diji_pz)>0:
self.a += 1
pz = pygame.sprite.spritecollide(self.yingxiong,
self.diji_group,True)
if len(pz)>0:
print("英雄牺牲")
self.yingxiong.kill()
self.__youxijieshu()
#更新位置
def __gengxin(self):
self.back_group.update()
self.back_group.draw(self.game_win)
self.diji_group.update()
self.diji_group.draw(self.game_win)
# key_wd = pygame.key.get_pressed()
# if key_wd[pygame.K_RIGHT] or key_wd[pygame.K_LEFT]:
self.yingxiong_group.update()
self.yingxiong_group.draw(self.game_win)
self.yingxiong.zidan_group.update()
self.yingxiong.zidan_group.draw(self.game_win)
def __jishuqi(self):
pygame.font.init()
text = pygame.font.SysFont("Microsoft Yahei",50)
text_fm = text.render(str(self.a),1,(0,255,255))
self.game_win.blit(text_fm,(PINGMU_CHICUN.left,PINGMU_CHICUN.bottom-50))
@staticmethod
def __youxijieshu():
print("游戏结束...")
pygame.quit()
exit()
if __name__ == '__main__':
# 创建游戏对象
game = GamePlay()
# 开始游戏
game.game_start()
