鼠标事件 移动与按下 pygame 230209

import pygame

# 初始化

# 加载背景图片
bg = pygame.image.load("images/background.png")
bg2 = bg.copy()
bg_rect = bg.get_rect()
bg_rect2 = bg2.get_rect()
bg_rect2.bottomleft = (0, 0)
# 设置游戏屏幕
screen_size = bg_rect.size
screen_rect = bg_rect.copy()
screen = pygame.display.set_mode(screen_size)
# 加载英雄飞机
hero = pygame.image.load("images/me1.png")
hero_rect = hero.get_rect()
hero_speed = 5
# 设置飞机的位置为屏幕正中间
# 飞机的中央x=屏幕的中央x
hero_rect.centerx = screen_rect.centerx
# 飞机的底部 = 屏幕的高度-30
hero_rect.bottom = screen_rect.height - 30

# 加载时钟对象
clock = pygame.time.Clock()

# 游戏循环
while True:
    # 设置游戏帧率
    clock.tick(15)
    # 鼠标与键盘操作的监听
    events = pygame.event.get()
    # 遍历事件列表
    if events:
        for event in events:
            if event.type == pygame.QUIT:
                exit(886)
            if event.type == pygame.MOUSEMOTION:
                print(event.pos)
                hero_rect.center = event.pos
            if event.type == pygame.MOUSEBUTTONDOWN:
                # 如果鼠标点击左键，发射子弹
                if event.button == 1:
                    print("发子弹。。。")
                # 如果鼠标点击右键，放大招
                if event.button == 3:
                    print("放大招。。。")
    # 计算相关数据
    # 让背景的y变大
    bg_rect.y += 5
    bg_rect2.y += 5
    # 位置的校正
    if bg_rect.y >= screen_rect.height:
        bg_rect.bottom = 0
    if bg_rect2.y >= screen_rect.height:
        bg_rect2.bottom = 0
    # 让飞机的y变小
    # hero_rect.y -= hero_speed
    # 屏幕绘制背景
    screen.blit(bg, bg_rect)
    screen.blit(bg2, bg_rect2)
    # 屏幕绘制英雄
    screen.blit(hero, hero_rect)
    # 更新显示
    pygame.display.update()