一个最基本的GIS通常包括以下部分：管理坐标数据的图形系统、管理性质数据的性质数据系统、图形系统与性质数据系统的连接系统。文章主要讲述在Vc++环境下开发GIS系统的思路。-GIS is usually regarded as a minimum include the following components: a graphical data management system coordinates, the nature of the nature of the data management information systems, graphics systems and the nature of the data link system. The article focuses on Vc++ environment in the realization of the idea of GIS systems.