Python 写小游戏

import os
import cfg
import sys
import pygame
import random
from modules import *
 
 
'''游戏初始化'''
def initGame():
    # 初始化pygame, 设置展示窗口
    pygame.init()
    screen = pygame.display.set_mode(cfg.SCREENSIZE)
    pygame.display.set_caption('catch coins —— 九歌')
    # 加载必要的游戏素材
    game_images = {}
    for key, value in cfg.IMAGE_PATHS.items():
        if isinstance(value, list):
            images = []
            for item in value: images.append(pygame.image.load(item))
            game_images[key] = images
        else:
            game_images[key] = pygame.image.load(value)
    game_sounds = {}
    for key, value in cfg.AUDIO_PATHS.items():
        if key == 'bgm': continue
        game_sounds[key] = pygame.mixer.Sound(value)
    # 返回初始化数据
    return screen, game_images, game_sounds
 
 
'''主函数'''
def main():
    # 初始化
    screen, game_images, game_sounds = initGame()
    # 播放背景音乐
    pygame.mixer.music.load(cfg.AUDIO_PATHS['bgm'])
    pygame.mixer.music.play(-1, 0.0)
    # 字体加载
    font = pygame.font.Font(cfg.FONT_PATH, 40)
    # 定义hero
    hero = Hero(game_images['hero'], position=(375, 520))
    # 定义食物组
    food_sprites_group = pygame.sprite.Group()
    generate_food_freq = random.randint(10, 20)
    generate_food_count = 0
    # 当前分数/历史最高分
    score = 0
    highest_score = 0 if not os.path.exists(cfg.HIGHEST_SCORE_RECORD_FILEPATH) else int(open(cfg.HIGHEST_SCORE_RECORD_FILEPATH).read())
    # 游戏主循环
    clock = pygame.time.Clock()
    while True:
        # --填充背景
        screen.fill(0)
        screen.blit(game_images['background'], (0, 0))
        # --倒计时信息
        countdown_text = 'Count down: ' + str((90000 - pygame.time.get_ticks()) // 60000) + ":" + str((90000 - pygame.time.get_ticks()) // 1000 % 60).zfill(2)
        countdown_text = font.render(countdown_text, True, (0, 0, 0))
        countdown_rect = countdown_text.get_rect()
        countdown_rect.topright = [cfg.SCREENSIZE[0]-30, 5]
        screen.blit(countdown_text, countdown_rect)
        # --按键检测
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()
        key_pressed = pygame.key.get_pressed()
        if key_pressed[pygame.K_a] or key_pressed[pygame.K_LEFT]:
            hero.move(cfg.SCREENSIZE, 'left')
        if key_pressed[pygame.K_d] or key_pressed[pygame.K_RIGHT]:
            hero.move(cfg.SCREENSIZE, 'right')
        # --随机生成食物
        generate_food_count += 1
        if generate_food_count > generate_food_freq:
            generate_food_freq = random.randint(10, 20)
            generate_food_count = 0
            food = Food(game_images, random.choice(['gold',] * 10 + ['apple']), cfg.SCREENSIZE)
            food_sprites_group.add(food)
        # --更新食物
        for food in food_sprites_group:
            if food.update(): food_sprites_group.remove(food)
        # --碰撞检测
        for food in food_sprites_group:
            if pygame.sprite.collide_mask(food, hero):
                game_sounds['get'].play()
                food_sprites_group.remove(food)
                score += food.score
                if score > highest_score: highest_score = score
        # --画hero
        hero.draw(screen)
        # --画食物
        food_sprites_group.draw(screen)
        # --显示得分
        score_text = f'Score: {score}, Highest: {highest_score}'
        score_text = font.render(score_text, True, (0, 0, 0))
        score_rect = score_text.get_rect()
        score_rect.topleft = [5, 5]
        screen.blit(score_text, score_rect)
        # --判断游戏是否结束
        if pygame.time.get_ticks() >= 90000:
            break
        # --更新屏幕
        pygame.display.flip()
        clock.tick(cfg.FPS)
    # 游戏结束, 记录最高分并显示游戏结束画面
    fp = open(cfg.HIGHEST_SCORE_RECORD_FILEPATH, 'w')
    fp.write(str(highest_score))
    fp.close()
    return showEndGameInterface(screen, cfg, score, highest_score)
 
 
'''run'''
if __name__ == '__main__':
    while main():
        pass

 import sys
import cfg
import pygame
from modules import *
 
 
'''定义按钮'''
def Button(screen, position, text, button_size=(200, 50)):
    left, top = position
    bwidth, bheight = button_size
    pygame.draw.line(screen, (150, 150, 150), (left, top), (left+bwidth, top), 5)
    pygame.draw.line(screen, (150, 150, 150), (left, top-2), (left, top+bheight), 5)
    pygame.draw.line(screen, (50, 50, 50), (left, top+bheight), (left+bwidth, top+bheight), 5)
    pygame.draw.line(screen, (50, 50, 50), (left+bwidth, top+bheight), (left+bwidth, top), 5)
    pygame.draw.rect(screen, (100, 100, 100), (left, top, bwidth, bheight))
    font = pygame.font.Font(cfg.FONTPATH, 30)
    text_render = font.render(text, 1, (255, 235, 205))
    return screen.blit(text_render, (left+50, top+10))
 
 
'''
Function:
    开始界面
Input:
    --screen: 游戏界面
Return:
    --game_mode: 1(单人模式)/2(双人模式)
'''
def startInterface(screen):
    clock = pygame.time.Clock()
    while True:
        screen.fill((41, 36, 33))
        button_1 = Button(screen, (150, 175), '1 Player')
        button_2 = Button(screen, (150, 275), '2 Player')
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()
            if event.type == pygame.MOUSEBUTTONDOWN:
                if button_1.collidepoint(pygame.mouse.get_pos()):
                    return 1
                elif button_2.collidepoint(pygame.mouse.get_pos()):
                    return 2
        clock.tick(10)
        pygame.display.update()
 
 
'''结束界面'''
def endInterface(screen, score_left, score_right):
    clock = pygame.time.Clock()
    font1 = pygame.font.Font(cfg.FONTPATH, 30)
    font2 = pygame.font.Font(cfg.FONTPATH, 20)
    msg = 'Player on left won!' if score_left > score_right else 'Player on right won!'
    texts = [font1.render(msg, True, cfg.WHITE),
            font2.render('Press ESCAPE to quit.', True, cfg.WHITE),
            font2.render('Press ENTER to continue or play again.', True, cfg.WHITE)]
    positions = [[120, 200], [155, 270], [80, 300]]
    while True:
        screen.fill((41, 36, 33))
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()
            if event.type == pygame.KEYDOWN:
                if event.key == pygame.K_RETURN:
                    return
                elif event.key == pygame.K_ESCAPE:
                    sys.exit()
                    pygame.quit()
        for text, pos in zip(texts, positions):
            screen.blit(text, pos)
        clock.tick(10)
        pygame.display.update()
 
 
'''运行游戏Demo'''
def runDemo(screen):
    # 加载游戏素材
    hit_sound = pygame.mixer.Sound(cfg.HITSOUNDPATH)
    goal_sound = pygame.mixer.Sound(cfg.GOALSOUNDPATH)
    pygame.mixer.music.load(cfg.BGMPATH)
    pygame.mixer.music.play(-1, 0.0)
    font = pygame.font.Font(cfg.FONTPATH, 50)
    # 开始界面
    game_mode = startInterface(screen)
    # 游戏主循环
    # --左边球拍(ws控制, 仅双人模式时可控制)
    score_left = 0
    racket_left = Racket(cfg.RACKETPICPATH, 'LEFT', cfg)
    # --右边球拍(↑↓控制)
    score_right = 0
    racket_right = Racket(cfg.RACKETPICPATH, 'RIGHT', cfg)
    # --球
    ball = Ball(cfg.BALLPICPATH, cfg)
    clock = pygame.time.Clock()
    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit(-1)
        screen.fill((41, 36, 33))
        # 玩家操作
        pressed_keys = pygame.key.get_pressed()
        if pressed_keys[pygame.K_UP]:
            racket_right.move('UP')
        elif pressed_keys[pygame.K_DOWN]:
            racket_right.move('DOWN')
        if game_mode == 2:
            if pressed_keys[pygame.K_w]:
                racket_left.move('UP')
            elif pressed_keys[pygame.K_s]:
                racket_left.move('DOWN')
        else:
            racket_left.automove(ball)
        # 球运动
        scores = ball.move(ball, racket_left, racket_right, hit_sound, goal_sound)
        score_left += scores[0]
        score_right += scores[1]
        # 显示
        # --分隔线
        pygame.draw.rect(screen, cfg.WHITE, (247, 0, 6, 500))
        # --球
        ball.draw(screen)
        # --拍
        racket_left.draw(screen)
        racket_right.draw(screen)
        # --得分
        screen.blit(font.render(str(score_left), False, cfg.WHITE), (150, 10))
        screen.blit(font.render(str(score_right), False, cfg.WHITE), (300, 10))
        if score_left == 11 or score_right == 11:
            return score_left, score_right
        clock.tick(100)
        pygame.display.update()
 
 
'''主函数'''
def main():
    # 初始化
    pygame.init()
    pygame.mixer.init()
    screen = pygame.display.set_mode((cfg.WIDTH, cfg.HEIGHT))
    pygame.display.set_caption('pingpong —— 九歌')
    # 开始游戏
    while True:
        score_left, score_right = runDemo(screen)
        endInterface(screen, score_left, score_right)
 
 
'''run'''
if __name__ == '__main__':
    main()

 import sys
import cfg
import pygame
import random
 
 
'''滑雪者类'''
class SkierClass(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        # 滑雪者的朝向(-2到2)
        self.direction = 0
        self.imagepaths = cfg.SKIER_IMAGE_PATHS[:-1]
        self.image = pygame.image.load(self.imagepaths[self.direction])
        self.rect = self.image.get_rect()
        self.rect.center = [320, 100]
        self.speed = [self.direction, 6-abs(self.direction)*2]
    '''改变滑雪者的朝向. 负数为向左，正数为向右，0为向前'''
    def turn(self, num):
        self.direction += num
        self.direction = max(-2, self.direction)
        self.direction = min(2, self.direction)
        center = self.rect.center
        self.image = pygame.image.load(self.imagepaths[self.direction])
        self.rect = self.image.get_rect()
        self.rect.center = center
        self.speed = [self.direction, 6-abs(self.direction)*2]
        return self.speed
    '''移动滑雪者'''
    def move(self):
        self.rect.centerx += self.speed[0]
        self.rect.centerx = max(20, self.rect.centerx)
        self.rect.centerx = min(620, self.rect.centerx)
    '''设置为摔倒状态'''
    def setFall(self):
        self.image = pygame.image.load(cfg.SKIER_IMAGE_PATHS[-1])
    '''设置为站立状态'''
    def setForward(self):
        self.direction = 0
        self.image = pygame.image.load(self.imagepaths[self.direction])
 
 
'''
Function:
    障碍物类
Input:
    img_path: 障碍物图片路径
    location: 障碍物位置
    attribute: 障碍物类别属性
'''
class ObstacleClass(pygame.sprite.Sprite):
    def __init__(self, img_path, location, attribute):
        pygame.sprite.Sprite.__init__(self)
        self.img_path = img_path
        self.image = pygame.image.load(self.img_path)
        self.location = location
        self.rect = self.image.get_rect()
        self.rect.center = self.location
        self.attribute = attribute
        self.passed = False
    '''移动'''
    def move(self, num):
        self.rect.centery = self.location[1] - num
 
 
'''创建障碍物'''
def createObstacles(s, e, num=10):
    obstacles = pygame.sprite.Group()
    locations = []
    for i in range(num):
        row = random.randint(s, e)
        col = random.randint(0, 9)
        location  = [col*64+20, row*64+20]
        if location not in locations:
            locations.append(location)
            attribute = random.choice(list(cfg.OBSTACLE_PATHS.keys()))
            img_path = cfg.OBSTACLE_PATHS[attribute]
            obstacle = ObstacleClass(img_path, location, attribute)
            obstacles.add(obstacle)
    return obstacles
 
 
'''合并障碍物'''
def AddObstacles(obstacles0, obstacles1):
    obstacles = pygame.sprite.Group()
    for obstacle in obstacles0:
        obstacles.add(obstacle)
    for obstacle in obstacles1:
        obstacles.add(obstacle)
    return obstacles
 
 
'''显示游戏开始界面'''
def ShowStartInterface(screen, screensize):
    screen.fill((255, 255, 255))
    tfont = pygame.font.Font(cfg.FONTPATH, screensize[0]//5)
    cfont = pygame.font.Font(cfg.FONTPATH, screensize[0]//20)
    title = tfont.render(u'滑雪游戏', True, (255, 0, 0))
    content = cfont.render(u'按任意键开始游戏', True, (0, 0, 255))
    trect = title.get_rect()
    trect.midtop = (screensize[0]/2, screensize[1]/5)
    crect = content.get_rect()
    crect.midtop = (screensize[0]/2, screensize[1]/2)
    screen.blit(title, trect)
    screen.blit(content, crect)
    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()
            elif event.type == pygame.KEYDOWN:
                return
        pygame.display.update()
 
 
'''显示分数'''
def showScore(screen, score, pos=(10, 10)):
    font = pygame.font.Font(cfg.FONTPATH, 30)
    score_text = font.render("Score: %s" % score, True, (0, 0, 0))
    screen.blit(score_text, pos)
 
 
'''更新当前帧的游戏画面'''
def updateFrame(screen, obstacles, skier, score):
    screen.fill((255, 255, 255))
    obstacles.draw(screen)
    screen.blit(skier.image, skier.rect)
    showScore(screen, score)
    pygame.display.update()
 
 
'''主程序'''
def main():
    # 游戏初始化
    pygame.init()
    pygame.mixer.init()
    pygame.mixer.music.load(cfg.BGMPATH)
    pygame.mixer.music.set_volume(0.4)
    pygame.mixer.music.play(-1)
    # 设置屏幕
    screen = pygame.display.set_mode(cfg.SCREENSIZE)
    pygame.display.set_caption('滑雪游戏 —— 九歌')
    # 游戏开始界面
    ShowStartInterface(screen, cfg.SCREENSIZE)
    # 实例化游戏精灵
    # --滑雪者
    skier = SkierClass()
    # --创建障碍物
    obstacles0 = createObstacles(20, 29)
    obstacles1 = createObstacles(10, 19)
    obstaclesflag = 0
    obstacles = AddObstacles(obstacles0, obstacles1)
    # 游戏clock
    clock = pygame.time.Clock()
    # 记录滑雪的距离
    distance = 0
    # 记录当前的分数
    score = 0
    # 记录当前的速度
    speed = [0, 6]
    # 游戏主循环
    while True:
        # --事件捕获
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()
            if event.type == pygame.KEYDOWN:
                if event.key == pygame.K_LEFT or event.key == pygame.K_a:
                    speed = skier.turn(-1)
                elif event.key == pygame.K_RIGHT or event.key == pygame.K_d:
                    speed = skier.turn(1)
        # --更新当前游戏帧的数据
        skier.move()
        distance += speed[1]
        if distance >= 640 and obstaclesflag == 0:
            obstaclesflag = 1
            obstacles0 = createObstacles(20, 29)
            obstacles = AddObstacles(obstacles0, obstacles1)
        if distance >= 1280 and obstaclesflag == 1:
            obstaclesflag = 0
            distance -= 1280
            for obstacle in obstacles0:
                obstacle.location[1] = obstacle.location[1] - 1280
            obstacles1 = createObstacles(10, 19)
            obstacles = AddObstacles(obstacles0, obstacles1)
        for obstacle in obstacles:
            obstacle.move(distance)
        # --碰撞检测
        hitted_obstacles = pygame.sprite.spritecollide(skier, obstacles, False)
        if hitted_obstacles:
            if hitted_obstacles[0].attribute == "tree" and not hitted_obstacles[0].passed:
                score -= 50
                skier.setFall()
                updateFrame(screen, obstacles, skier, score)
                pygame.time.delay(1000)
                skier.setForward()
                speed = [0, 6]
                hitted_obstacles[0].passed = True
            elif hitted_obstacles[0].attribute == "flag" and not hitted_obstacles[0].passed:
                score += 10
                obstacles.remove(hitted_obstacles[0])
        # --更新屏幕
        updateFrame(screen, obstacles, skier, score)
        clock.tick(cfg.FPS)
 
 
'''run'''
if __name__ == '__main__':
    main()；