mapx与数据库绑定，需要mapx控件，sql server database.主要是在图层上快速布图元点。-mapx and database binding, need to mapx control, sql server database. mainly in the layer quickly layout yuan point.

基于VC的mapx示例程序，实现了地图漫游、放大缩小以及增加图元，选择图元等功能。-VC-based mapx sample program, the realization of the map roam, zoom and increased primitives, select primitives and other functions.