[QPainter](QPainter.md) [QPixmap / QBitmap](QPixmap.md) [QImage](QImage.md) [QPicture](QPicture.md) [QImageWriter 创建图片](%E5%9B%BE%E5%83%8F/QImageWriter%E5%88%9B%E5%BB%BA%E5%9B%BE%E7%89%87.md) [QImageReader 读取图片信息](%E5%9B%BE%E5%83%8F/QImageReader%E8%AF%BB%E5%8F%96%E5%9B%BE%E7%89%87%E4%BF%A1%E6%81%AF.md)