地球经纬度输入（转换）控件，需要使用本人已上传的另一个控件NumEdit。 自己可以添加方法以支持更多的地理坐标转化...

一些mb+vb的原代码集,在此与大家一起学习,希望能对大家有所帮助-mb vb some of the original code sets, and in this we will study together, we hope to help

本人自己用VC6.0做的，GIS基本操作的工具，除了距离测量没完善和面积测量没实现外，都有了。-vc6.0+MapX,GIS,baseTOOL

使用VC++开发的微型GIS系统-use VC development of micro-GIS

Delphi版本mapobject的legend控件源代码-version of the source code control legend

美国Trimble公司的GPS专业处理软件。-the United States Trimble GPS professional processing software.

OpenGIS协会 OGC 制定的关于地理实体结构、方法的实现标准，这里给出了COM/OLE的实现规范，包括点、线、面、空间参考系统等一系列的实现标准规范，有COM和CORBA两种技术形式。可供开发组件GIS系统或深入学习GIS实体实现的人员参考-OGC OpenGIS Association on the development of the geographical entity structure, methods of achieving the standards, Here is a COM/OLE achieving the standard, including point, line, surface, Spatial Reference System Implementation of a series of standards and norms, COM and CORBA two forms of technology. Components for the development of GIS or GIS-depth study to achieve the entity reference

VC++实现底层开发，实现基本的放大缩小漫游等显示功能和鹰眼等功能-VC++ Achieve bottom of the development, realization of the basic zoom and roaming and other display features such as Eagle Eye

实现了一个密闭盒子与内部运动小球碰撞的场景模拟-Realize a closed box with the internal movement of small ball collision scene simulation

用VB＋MAPX编程，实现GIS的常见功能-VB+ Connection program, the common GIS functions

2维电子地图显示程序可放大缩小、图层选择功能，学习GIS软件开发必备-Two-dimensional electronic map display program can be enlarged or reduced, layer selection function, learning GIS software development necessary