一个不错的GIS界面程序，可以实现图钉效果。

ArcGis Engine : Gis Programing, VBA, C-ArcGis Engine : Gis Programing, VBA, C++

vc实现GIS地图移动位置功能，双缓冲的运用。-vc mobile GIS map location, dual use of the buffer.

这是我在mapinfo下就修文县做的一个消防系统，包含有源表，适合mapinfo工作人员。-MapInfo under the revised County do a fire safety systems, including active table, MapInfo suitable staff.

ArcGIS中的CAD数据操作-ArcGIS of CAD data operation

基于MO实现ADO数据库的连接，访问与显示输出。速度比DAO快很多。-MO-based realize ADO database connectivity, access and display the output. Speed much faster than the DAO.

ＰＯＳＴＧＩＳ／ＯＬＡＰ，是空间数据挖掘工具的ＤＬＬ文件，-POSTGIS/OLAP, spatial data mining tools is the DLL file,

包括部分空间算法，如计算两坐标点距离、判断两坐标点是否相等、计算叉积、计算点积、判断点p是否在线段l上、计算点bp以点op为圆心逆时针旋转dAlpha(单位：弧度)后所在的坐标点位置、计算指定半径圆上指定角度的弦长、计算由起点坐标和终点坐标构成的线段在指定距离和指定方向的垂点坐标等空间算法-Including some space algorithms, such as calculating the distance between the two coordinates to determine whether the same two coordinates to calculate cross product, point multiplication calculation to determine whether point p on line l above the calculation point to point op for bp counterclockwise rotation center dAlpha (units : radian) after the location where the coordinates of points, calculated on the specified radius of a round angle specified chord length, calculated from the starting point coordinates and end coordinates of the line constitutes a specified distance and specified direction of the vertical space coordinate algorithm

这个项目是为注册学生来高校注册管理课程。

MAPX5.0用SetupFactory打包完全教程录象-MAPX5.0 SetupFactory packaged with complete tutorial video

MapX之VC设置非地球坐标系, 【环境】：vc6+mapx4.5+win2k+sp3 【提示】：CoordSys.set设置非地球坐标系时，必须定义坐标范围 -MapX Zhi VC set up in the earth coordinate system, the environment : vc6 mapx4.5 win2k sp3 suggested : CoordSys.set set up in the earth coordinate system, the scope must be defined coordinates