关于位图文件操作的资料很多。为了方便开发人员的工作，写下本文，介绍了位图文件结构，在此基础之上设计了通用类CFG_DIB，用于进行位图文件的读写操作。-Bitmap file operations on the information a lot. In order to facilitate the development of staff, wrote this article, introduced the bitmap file structure, and on this basis