大地坐标转换为球坐标

一个地图导航的程序-a map navigation procedures

构建Delaunay三角网的源程序，采用vb6.0加ae9.1环境下开发-Construction of Delaunay Triangulation source, using VB6.0 development environment plus ae9.1

MapGIS-IMS实例开发之柱状图、饼状图的实现-MapGIS-IMS examples of the development of the histograms, pie charts of the realization of

测试坐标换算VC,WGS84,BJ54,BL->XL->BL-testing coordinates conversion VC, WGS84, BJ54, BL-

实现自定义GIS图层中图标的显示。 可以指定任意的ICON，BMP文件。-realize definition of GIS layers which show the icon. Can specify arbitrary ICON, a BMP file.

一个开源面向对象通用地图投影程序，支持多种地图投影算法。-An open source object-oriented common map projection procedures, supports a wide range of map projection algorithm.

vc++ MapX二次开发中问题较多的中文标注的解决。在地图上标绘图标，可输入经纬度精确定位，并显示最多可输入50个汉字的标注，图标在地图上拖动移位，图标删除等，附带缩放、漫游、归心、状态栏显示当前鼠标位置经纬度等基本功能。-vc++ MapX secondary development of the Chinese are more marked resolved. Drawing on the map superscript superscript, enter the latitude and longitude accurate positioning, and display up to 50 Chinese characters input tagging, drag the icon on the map shift, delete the icon, etc., with zoom, roam, in the heart, the status bar displays the current mouse and other basic functions of latitude and longitude position.

收集的很好的C++相关网址，还有一些其他的Gis网址，都是日常累积的-Very good collection of C++ Related web site, there are a number of other Gis Web site, are the daily cumulative

地理信息系统的设计和实现-Geographic Information System Design and Implementation

提供几篇矢量文件空间索引的资料,主要针对大数据量的shp数据-Several vector file space to provide information on the index