最近在学习python的面向对象阶段以接近尾声，然后想自己试着开发一款面向对象的游戏，在简单了解了pygame之后就写了一款经典款的飞机大战，但是只实现了一些基本的功能，开发过程也是无比艰辛，但是收获也颇丰，在这里就把代码分享给大家。
import time
import pygame
import sys
import math
import random
import os
# 正常开发
pygame.init()
SCREEN_SIZE = (512, 768)
SCREEN_RECT = pygame.Rect(0,0,*SCREEN_SIZE)
# 将生成的敌人存放在列表当中
enemyList = []
# 补给品列表
goodsList=[]
# 子弹列表
bulletList = []
class GameSprite(pygame.sprite.Sprite):
"""所有类的基类"""
def __init__(self,image_name,pos,screen,speed):
super().__init__()
self.screen = screen
self.image = image_name
self.rect = self.image.get_rect()
self.x, self.y = pos
self.speed = speed
def move(self):
'''通用移动方法'''
self.rect.y += self.speed
class GameBG:
'''背景类'''
# 鼠标是否在暂停按钮范围内
isInSide = False
def __init__(self, img, screen, speed=1, pos=(0, 0)):
self.screen = screen
self.img1 = img
self.img1Rect = self.img1.get_rect()
self.img1Rect.x, self.img1Rect.y = pos
self.img2 = self.img1.copy()
self.img2Rect = self.img2.get_rect()
self.img2Rect.x, self.img2Rect.y = (0, -self.img2Rect.h)
self.speed = speed
def display(self):
# 调用rect的move方法
self.img1Rect = self.img1Rect.move(0, self.speed)
self.img2Rect = self.img2Rect.move(0, self.speed)
# 两张背景图的位置
if self.img1Rect.y >= SCREEN_RECT.height:
self.img1Rect.y = -SCREEN_RECT.height
if self.img2Rect.y >= SCREEN_RECT.height:
self.img2Rect.y = -SCREEN_RECT.height
# 渲染两张背景图
self.screen.blit(self.img1, self.img1Rect)
self.screen.blit(self.img2, self.img2Rect)
# 渲染暂停按钮
if isPause == False:
GameBG.isInSide = self.screen.blit(playpauseImage[0], (430, 0)).collidepoint(pygame.mouse.get_pos())
else:
GameBG.isInSide = self.screen.blit(playpauseImage[1], (430, 0)).collidepoint(pygame.mouse.get_pos())
heroImages = [pygame.image.load("./image/hero1.png"),
pygame.image.load("./image/hero2.png")]
class Hero(GameSprite):
'''英雄类'''
up = False
down = False
left = False
right = False
# 游戏得分
score = 0
# 游戏子弹数量
bulletCount = 0
# 全屏炸弹数量
bombCount = 0
# buff持有的时间
buffNum = 0
# 是否存活
isLife = True
# 无敌时间
invincibleTime = False
def __init__(self, image_name,heroImages, screen, pos, hp,speed):
super().__init__(image_name,pos,screen,speed)
self.heroImages = heroImages
self.image = self.heroImages[0]
self.rect = self.heroImages[0].get_rect()
self.rect.x,self.rect.y = pos
self.hp = hp
self.mask = pygame.mask.from_surface(self.image)
# 调整英雄出场的位置
self.rect.centerx = SCREEN_RECT.centerx
self.rect.y = SCREEN_RECT.centery + 200
# 英雄移动索引变量
self.index = 0
# 英雄图片索引
self.imgIndex = 0
def move(self):
# 判断英雄移动
if Hero.up:
self.rect = self.rect.move(0, -self.speed)
elif Hero.down:
self.rect = self.rect.move(0, self.speed)
elif Hero.left:
self.rect = self.rect.move(-self.speed, 0)
elif Hero.right:
self.rect = self.rect.move(self.speed, 0)
# 约束移动位置
if self.rect.x < 0:
self.rect.x = 0
if self.rect.x > self.screen.get_width() - self.image.get_width():
self.rect.x = self.screen.get_width() - self.image.get_width()
if self.rect.y < 0:
self.rect.y = 0
if self.rect.y > self.screen.get_height() - self.image.get_height():
self.rect.y = self.screen.get_height() - self.image.get_height()
def autofire(self):
# 发射子弹
if isPause == False:
self.index += 1
# 调整子弹的生成速度，10帧发射一颗子弹
if self.index % 10 == 0:
# 没有得到补给品的情况下
if self.buffNum == 0:
# 判断是会为自动发射
if isAutoShoot:
# 创建子弹对象
Bullet(bulletImage[0], (hero.rect.centerx-10,hero.rect.y),screen, -10)
# 得到补给品
if 0 < self.buffNum <= 200:
if self.bulletCount >= 1 and isAutoShoot:
Bullet(bulletImage[1], (hero.rect.centerx-30,hero.rect.y), screen, -8)
Bullet(bulletImage[2], (hero.rect.centerx+30,hero.rect.y), screen, -8)
self.buffNum -= 2
print("buff时间剩余：%s"% self.buffNum)
elif self.buffNum > 200:
if self.bulletCount >= 2 and isAutoShoot:
Bullet(bulletImage[0], (hero.rect.centerx,hero.rect.y),
screen, -8)
Bullet(bulletImage[1], (hero.rect.centerx-30,hero.rect.y), screen, -8)
Bullet(bulletImage[2], (hero.rect.centerx+30,hero.rect.y), screen, -8)
self.buffNum -= 2
print("buff时间剩余：%s"% self.buffNum)
# 创建完成子弹对象之后让子弹移动
for i in bulletList:
i.move()
# 边移动，边检测碰撞
if self.isLife == True:
self.collideEnemy()
self.collideGoods()
# 判断英雄血量，是否能继续游戏
if self.hp <= 0:
# 播放音效
Sound.play(soundList[6])
BGM.pause()
self.buffNum = 0
hero.bombCount = 0
Hero.isLife = False
self.invincibleTime = 0
historyScore.changeHistory(self.score)
else:
# 子弹图片索引重新规整
if self.imgIndex == 2:
self.imgIndex = 0
# 渲染无敌的图片
if self.invincibleTime :
self.screen.blit(shieldImage, (hero.rect.centerx-75, hero.rect.top-30))
self.screen.blit(self.heroImages[self.imgIndex], self.rect)
def collideEnemy(self, enemys=enemyList):
'''英雄碰撞敌机'''
obj = pygame.sprite.spritecollideany(self, enemys, collided=pygame.sprite.collide_mask)
if obj in enemyList and obj.state == True and self.invincibleTime == False:
# 判断敌机型号
if obj.tag == 1:
obj.hp = 0
if self.invincibleTime == 0:
self.hp -= 1
elif obj.tag == 2:
obj.hp = 0
if self.invincibleTime == 0:
self.hp -= 2
elif obj.tag == 3:
obj.hp = 0
if self.invincibleTime == 0:
self.hp -= 5
if self.buffNum > 200:
self.buffNum -= 200
# 增加无敌时间
self.invincibleTime = True
# 添加英雄无敌事件
INVINCIBLETIME = pygame.USEREVENT+3
# 设置三秒时间
pygame.time.set_timer(INVINCIBLETIME,3000)
def collideGoods(self, goods=goodsList):
obj = pygame.sprite.spritecollideany(self, goods, collided=pygame.sprite.collide_mask)
if obj in goodsList:
if obj.tag == "bullet":
self.bulletCount += 1
self.buffNum += 200
Sound.play(soundList[2])
goodsList.remove(obj)
elif obj.tag == "bomb":
self.bombCount += 1
Sound.play(soundList[3])
goodsList.remove(obj)
else:
self.hp += 1
Sound.play(soundList[5])
goodsList.remove(obj)
# 子弹图片
bulletImage = [pygame.image.load("./image/bullet.png"),
pygame.image.load("./image/bullet1.png"),
pygame.image.load("./image/bullet2.png")]
# 子弹类
class Bullet(GameSprite):
'''子弹类'''
def __init__(self, image, pos, screen, speed, attackNum=1):
super().__init__(image,pos,screen,speed)
self.attackNum = attackNum
self.image = image
self.rect = self.image.get_rect()
self.rect.x, self.rect.y = pos
# 将发射出去的子弹存入子弹列表当中
bulletList.append(self)
# 播放背景音乐
Sound.play(soundList[1])
# 子弹索引
self.suo = 0
def move(self):
'''子弹移动的方法'''
# 郑玄函数索引
self.suo += 1
self.rect.y += self.speed
# self.rect.x += 30*math.sin(self.suo)
self.screen.blit(self.image, self.rect)
# 子弹发射出范围后删除
if self.rect.y > SCREEN_RECT.height:
bulletList.remove(self)
# 子弹移动中调用检测是否碰撞敌人方法
self.collideEnemy()
def display(self):
'''渲染子弹'''
self.screen.blit(self.image, self.rect)
def collideEnemy(self, enemys=enemyList):
# 精灵一对多方法，返回一个精灵对象
obj = pygame.sprite.spritecollideany(self, enemys, collided=pygame.sprite.collide_mask)
if isinstance(obj, Enemy):
obj.hp -= 1
if isinstance(self, Bullet) and self in bulletList:
bulletList.remove(self)
# 敌人图片
enemy0Images = [pygame.image.load("./image/enemy0.png"),
pygame.image.load("./image/enemy0_down1.png"),
pygame.image.load("./image/enemy0_down2.png"),
pygame.image.load("./image/enemy0_down3.png"),
pygame.image.load("./image/enemy0_down4.png")]
enemy1Images = [pygame.image.load("./image/enemy1.png"),
pygame.image.load("./image/enemy1_down1.png"),
pygame.image.load("./image/enemy1_down2.png"),
pygame.image.load("./image/enemy1_down3.png"),
pygame.image.load("./image/enemy1_down4.png"),
pygame.image.load("./image/enemy1_hit.png")]
enemy2Images = [pygame.image.load("./image/enemy2.png"),
pygame.image.load("./image/enemy2_down1.png"),
pygame.image.load("./image/enemy2_down2.png"),
pygame.image.load("./image/enemy2_down3.png"),
pygame.image.load("./image/enemy2_down4.png"),
pygame.image.load("./image/enemy2_down5.png"),
pygame.image.load("./image/enemy2_down6.png"),
pygame.image.load("./image/enemy2_hit.png")]
class Enemy(GameSprite):
'''敌机类'''
def __init__(self, iamge_name,imgs,screen, pos, hp, speed, tag):
super().__init__(iamge_name,pos,screen,speed)
self.imgs = imgs
self.image = imgs[0]
self.rect = self.image.get_rect()
self.rect.topleft = pos
self.hp = hp
self.speed = speed
self.tag = tag
# 敌人状态 True为活着，False为死亡
self.state = True
# 产生的敌人加入到敌人列表
enemyList.append(self)
# 死亡帧频索引
self.index = 0
# 死亡图片索引
self.imageIndex = 0
@staticmethod
def creatEnemy():
# 根据难度生成敌机
# 10分之内只生成小飞机
if hero.hp :
# 玩家分数小于10分时，只生成小飞机
if hero.score <= 10:
ranWidth = random.randint(0, (screen.get_width() - enemy0Images[0].get_width()))
Enemy(enemy0Images[0], enemy0Images, screen, (ranWidth, -enemy0Images[0].get_height()), 1, 10, 1)
# 玩家分数大于10分时，生成中飞机
elif hero.score > 10 and hero.score <= 30:
ranNum = random.randint(1, 900)
# 随机生成小飞机
if ranNum <= 600:
ranWidth = random.randint(0, (screen.get_width() - enemy0Images[0].get_width()))
Enemy(enemy0Images[0], enemy0Images, screen, (ranWidth, -enemy0Images[0].get_height()), 1, 10, 1)
# 随机生成中飞机
elif ranNum <= 800:
ranWidth = random.randint(0, (screen.get_width() - enemy1Images[0].get_width()))
Enemy(enemy1Images[0], enemy1Images, screen, (ranWidth, -enemy1Images[0].get_height()), 3, 6, 2)
# 随机生成小飞机
# 玩家分数大于30分时，生成大飞机
elif hero.score >= 30:
ranNum = random.randint(1, 1000)
if ranNum <= 700:
ranWidth = random.randint(0, (screen.get_width() - enemy0Images[0].get_width()))
Enemy(enemy0Images[0], enemy0Images, screen, (ranWidth, -enemy0Images[0].get_height()), 1, 10, 1)
# 随机生成中飞机
elif ranNum <= 950:
ranWidth = random.randint(0, (screen.get_width() - enemy1Images[0].get_width()))
Enemy(enemy1Images[0], enemy1Images, screen, (ranWidth, -enemy1Images[0].get_height()), 3, 6, 2)
# 随机生成大飞机
else:
ranWidth = random.randint(0, (screen.get_width() - enemy2Images[0].get_width()))
Enemy(enemy2Images[0], enemy2Images, screen, (ranWidth, -enemy2Images[0].get_height()), 10, 2, 3)
@staticmethod
def allEnemyMove():
for i in enemyList:
if isinstance(i, Enemy):
i.move()
def move(self):
self.rect = self.rect.move(0, self.speed)
# 敌人移出屏幕范围死亡
if self.rect.y >= 750:
enemyList.remove(self)
# 判断敌人血量，调用死亡方法
if self.hp <= 0:
self.state = False
self.dead()
else:
# 渲染存活画面
self.screen.blit(self.image, self.rect)
def dead(self):
# 执行敌人死亡动画
self.index += 1
if self.index % 3 == 0: # 每3帧更新一次
if self.tag == 1:
self.imageIndex += 1
if self.imageIndex == 4:
if self in enemyList:
Hero.score += 1
enemyList.remove(self)
elif self.tag == 2:
self.imageIndex += 1
if self.imageIndex == 4:
if self in enemyList:
Hero.score += 5
enemyList.remove(self)
elif self.tag == 3:
self.imageIndex += 1
if self.imageIndex == 6:
if self in enemyList:
Hero.score += 10
enemyList.remove(self)
# 渲染死亡画面
self.screen.blit(self.imgs[self.imageIndex], self.rect)
# 生命状态
self.state = False
# 开始界面所有图片
StartImage = [
pygame.image.load("./image/load.jpg"),
pygame.image.load("./image/LOGO.png"),
pygame.image.load("./image/kaishi.jpg"),
pygame.image.load("./image/bg.png")
]
# 开始界面图片类
class StartInterface:
# 鼠标是否在开始按钮区域
isInside = False
def __init__(self, StartImage, screen):
self.bgImage = StartImage[0]
self.nameImage = StartImage[1]
self.startImage = StartImage[2]
self.screen = screen
# 名字图片运动变量
self.index = 0
def display(self):
# 游戏开始界面
# 背景图片
screen.blit(self.bgImage, (0, 0))
# 游戏名字动图
self.index += 0.09
screen.blit(self.nameImage, (50, 100+40*math.sin(self.index)))
# 开始游戏按钮图片
buttonRect = screen.blit(self.startImage, (160, 480))
StartInterface.isInside = buttonRect.collidepoint(pygame.mouse.get_pos())
# 历史最高分类
class HistoryScore:
hisScore = 0
def __init__(self, path = "./history.txt"):
self.path = path
# 判断文件是否存在
if os.path.exists(path):
with open(path, "r") as f_r:
HistoryScore.hisScore = f_r.read()
else: # 不存在，创建
with open(path, "w") as f_w:
f_w.write("0")
def changeHistory(self, score):
if score > int(HistoryScore.hisScore):
with open(self.path, "w") as f_w:
f_w.write(str(score))
def readHistory(self):
with open(self.path, "r")as f_r:
HistoryScore.hisScore = f_r.read()
goodsImage= [pygame.image.load("./image/prop_type_0.png"),
pygame.image.load("./image/prop_type_1.png"),
pygame.image.load("./image/plane.png")]
# 补给品类
class Goods:
def __init__(self, image, screen, pos, speed, tag):
self.image = image
self.rect = self.image.get_rect()
self.screen = screen
self.rect.topleft = pos
self.speed = speed
self.tag = tag
goodsList.append(self)
def move(self):
self.rect = self.rect.move(0, self.speed)
self.screen.blit(self.image, self.rect)
# 物资移出屏幕范围消失
if self.rect.y >= 750:
goodsList.remove(self)
@staticmethod
def creatGoods():
ranNum = random.randint(1, 1000)
# 随机生成物资
if ranNum <= 100:
ranWidth = random.randint(0, (screen.get_width() - goodsImage[2].get_width()))
Goods(goodsImage[2], screen, (ranWidth, -goodsImage[2].get_height()), 10, "plane")
elif ranNum <= 650:
ranWidth = random.randint(0, (screen.get_width() - goodsImage[0].get_width()))
Goods(goodsImage[0], screen, (ranWidth, -goodsImage[0].get_height()), 8, "bullet")
else:
ranWidth = random.randint(0, (screen.get_width() - goodsImage[1].get_width()))
Goods(goodsImage[1], screen, (ranWidth, -goodsImage[1].get_height()), 8, "bomb")
@staticmethod
def goodsmanager():
for i in goodsList:
i.move()
# 开始界面背景音乐
pygame.mixer.init()
bgmList = [pygame.mixer.music.load("./sound/纯音乐-太阳的眼睛.mp3")]
# 背景音乐类
class BGM:
@staticmethod
def play():
pygame.mixer.music.play(2)
@staticmethod
def pause():
pygame.mixer.music.pause()
# 音效
soundList = [pygame.mixer.Sound("./sound/button.ogg"),
pygame.mixer.Sound("./sound/bullet.wav"),
pygame.mixer.Sound("./sound/get_double_laser.ogg"),
pygame.mixer.Sound("./sound/get_bomb.ogg"),
pygame.mixer.Sound("./sound/use_bomb.ogg"),
pygame.mixer.Sound("./sound/plane.wav"),
pygame.mixer.Sound("./sound/game_over.ogg")]
# 背景音效类
class Sound:
@staticmethod
def play(sound):
sound.play()
# 主程序
pygame.init()
pygame.display.init()
# 设置窗口大小
screen = pygame.display.set_mode(SCREEN_SIZE)
# 设置游戏标题名字
pygame.display.set_caption("~飞机大战~")
# 背景音乐播放
BGM.play()
# 开始界面对象
startInterface = StartInterface(StartImage, screen)
# 游戏界面暂停与播放图片
playpauseImage = [pygame.image.load("./image/game_pause_nor.png"),
pygame.image.load("./image/game_resume_nor.png")]
# 游戏背景图片
gameBG = pygame.image.load("./image/bg2.jpg")
# 死亡后背景图片
die = pygame.image.load("./image/load.jpg")
# 重新开始图片
restart = pygame.image.load("./image/restart_nor.png")
# 退出游戏图片
quitgame = pygame.image.load("./image/quit_nor.png")
# 保护盾图片
shield = pygame.image.load("./image/shield.png")
shieldImage = pygame.transform.scale(shield, (150, 150))
# 英雄对象
hero = Hero(heroImages[0],heroImages, screen, (200, 500), 5, 8)
# 游戏背景对象
bg = GameBG(gameBG, screen, 3)
# 炸弹图片
bombImage = pygame.image.load("./image/bomb.png")
# 英雄血量图片
heartImage = pygame.image.load("./image/heart2.png")
# 历史最高分对象
historyScore = HistoryScore()
# 设置计时器,产生敌人
pygame.time.set_timer(pygame.USEREVENT+1, 1000)
# 设置计时器,产生物资
pygame.time.set_timer(pygame.USEREVENT+2, 8000)
# 产生字体对象
font = pygame.font.Font("./font/MarkerFelt.ttf", 30)
# 声明时间
clock = pygame.time.Clock()
# 是否自动射击
isAutoShoot = True
# 是否开始游戏
isPlay = False
# 是否暂停游戏
isPause = False
# 检测事件
def EventDection():
global isPlay
global isPause
global isAutoShoot
for event in pygame.event.get():
# 检测退出事件
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
# 时间计时器检测产生敌人
if event.type == pygame.USEREVENT+1 and isPause == False:
Enemy.creatEnemy()
# 时间计时器检测产生物资
if event.type == pygame.USEREVENT+2 and isPause == False:
Goods.creatGoods()
# 检测英雄无敌时间
if event.type == pygame.USEREVENT+3 and isPause == False:
hero.invincibleTime = False
# 检测鼠标事件
if event.type == pygame.MOUSEBUTTONDOWN:
# 开始游戏
if event.button == 1 and StartInterface.isInside and isPlay == False:
Sound.play(soundList[0])
BGM.play()
hero.hp = 5
Hero.score = 0
hero.imgIndex = 0
historyScore.readHistory()
goodsList.clear()
enemyList.clear()
bulletList.clear()
isPlay = True
# 检测是否重新开始游戏
if event.button == 1 and Hero.isLife == False and GameBG.isInSide1:
Sound.play(soundList[0])
BGM.play()
hero.hp = 5
Hero.score = 0
hero.imgIndex = 0
historyScore.readHistory()
goodsList.clear()
enemyList.clear()
bulletList.clear()
isPlay = True
Hero.isLife = True
main()
# 检测是否退出游戏
if event.button == 1 and Hero.isLife == False and GameBG.isInSide:
pygame.quit()
sys.exit()
# 检测是否暂停游戏
if event.button == 1 and isPlay == True and GameBG.isInSide:
isPause = not isPause
if isPause:
hero.speed=0
bg.speed=0
BGM.pause()
for i in enemyList:
i.speed = 0
for j in goodsList:
j.speed = 0
Sound.play(soundList[0])
else:
BGM.play()
hero.speed = 10
bg.speed = 3
for i in enemyList:
if i.tag == 1:
i.speed = 10
elif i.tag == 2:
i.speed = 6
elif i.tag == 3:
i.speed = 2
for j in goodsList:
j.speed = 8
Sound.play(soundList[0])
# 检测是否自动射击
if event.button == 3:
isAutoShoot = not isAutoShoot
# 检测键盘事件
if event.type == pygame.KEYDOWN:
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
if event.key == pygame.K_ESCAPE:
Sound.play(soundList[0])
isPlay = False
Hero.score = 0
# 按q键全屏爆炸
if event.key == pygame.K_q:
if hero.bombCount != 0:
hero.bombCount -= 1
Sound.play(soundList[4])
for i in enemyList:
i.hp = 0
# 英雄移动操作
if event.key == pygame.K_UP or event.key == pygame.K_w:
Hero.up = True
if event.key == pygame.K_DOWN or event.key == pygame.K_s:
Hero.down = True
if event.key == pygame.K_LEFT or event.key == pygame.K_a:
Hero.left = True
if event.key == pygame.K_RIGHT or event.key == pygame.K_d:
Hero.right = True
# 松开键盘，英雄不移动
if event.type == pygame.KEYUP:
if event.key == pygame.K_UP or event.key == pygame.K_w:
Hero.up = False
if event.key == pygame.K_DOWN or event.key == pygame.K_s:
Hero.down = False
if event.key == pygame.K_LEFT or event.key == pygame.K_a:
Hero.left = False
if event.key == pygame.K_RIGHT or event.key == pygame.K_d:
Hero.right = False
# 主函数
def main():
while True:
EventDection()
# 游戏界面
if isPlay and Hero.isLife:
bg.display()
Enemy.allEnemyMove()
Goods.goodsmanager()
hero.move()
hero.autofire()
# 渲染血量图片
for i in range(0, hero.hp):
screen.blit(heartImage, (30 * i + 100, 10))
# 显示血量字体
bloodFont = font.render(" Hp :", True, (0, 0, 0))
screen.blit(bloodFont, (0, 5))
# 显示分数字体
scoreFont = font.render(" Score :%s" % Hero.score, True, (0, 0, 0))
screen.blit(scoreFont, (0, 35))
# 显示历史分数字体
historyFont = font.render("History:%s" % historyScore.hisScore, True, (0, 0, 0))
screen.blit(historyFont, (0, 65))
# 显示炸弹字体
bombFont = font.render(" X :%s" % hero.bombCount, True, (0, 0, 0))
screen.blit(bombFont, (65, 720 - 40))
# 渲染炸弹图片
screen.blit(bombImage, (0, 720 - 53))
elif Hero.isLife == False:
# 渲染死亡画面，游戏结束
screen.blit(die, (0, 0))
GameBG.isInSide1 = screen.blit(restart, (200, 200)).collidepoint(pygame.mouse.get_pos())
GameBG.isInSide = screen.blit(quitgame, (200, 400)).collidepoint(pygame.mouse.get_pos())
else:
# 开始界面
startInterface.display()
# 更新界面
pygame.display.update()
# 设置帧频速率
clock.tick(60)
if __name__ == "__main__":
main()其中有很多地方仍然需要完善，功能还需要拓展，希望哪位大牛大佬看到的话能指点一二。。。
最后说一句，python不易，且学且努力。