难得的VC开发的Mapbasic程序，采用OLE技术实现的。

不用注册就可以完成各种常用的地图投影：UTM、Albers、高斯、兰勃特、墨卡托等几十种投影，以及它们之间的相互转换；数据处理方式多样：单点、多点、文件方式；椭球可选；注册后功能更多。 -Registration can be completed without a variety of commonly used map projection: UTM, Albers, Gauss, Lambert, Mercator, etc. dozens of projection, and their mutual conversion data processing and diverse ways: a single point, multi-point , paper ellipsoid optional register more after the function.

ArcEngine命令加载Licence-Command to load ArcEngine License

高斯投影正反变换-Gaussian transform projection pros

ArcGIS基础教程，适合初学者使用，包括基本界面介绍、数据分析，建立专题地图，商业选址等等

首先安装MapX控件，该实例能够实现地图标注，缓冲区查询分析，图层控制管理等主要功能。-first install MapX, the case can be achieved marked maps, a buffer for analysis, control and management layers main functions.

Natural Resources Database GIS源代码-Natural Resources Database GIS source code

在测绘制图和地理信息系统中,地模应用,首先要建立三角网-In the mapping of cartography and geographic information systems, and mold applications, we must first establish a triangulation

读取dxf，shp，mif,是C++的代码。需要的人可以根据自己的需要改进-read dxf ,shp,and mif file

vc+ArcEngine建立框架程序:制作浮动可变大小的控制窗口，可以实现图层拖放-vc+ ArcEngine procedures for the establishment of the framework: the production of a floating variable to control the size of the window, you can drag and drop layers to achieve

用JAVA写的最短路径算法(在GIS开发尤其是WEBGIS开发中非常有用！)-using Java to write the shortest path algorithm (especially in the development of GIS development of WEBGIS is very useful!)