莫为多边形

VB＋MapX 实现图层的下拉功能.如打开中国地图,下拉至四川,再到成都地区地图-VB MapX realize the drop-down feature layers. Such as to open the map of China, the drop-down to Sichuan, Chengdu and then map

ArcGIS二次开发编程实例。全书分两部分：基础篇和提高篇。基础篇通过 100多个具体的实例详细地讲解了ArcGIS 二次开发过程中涉及到的各个主要的知识点；提高篇则以实际项目开发为例，综合运用基础篇的各个知识点，详细地展示ArcGIS 二次开发的流程、方法和各种开发技巧。-ArcGIS programming examples of secondary development. The whole book in two parts: the basis of papers and articles improve. The basis of more than 100 articles, through specific examples to explain in detail the process of secondary development of the ArcGIS involved in each of the major points of knowledge improve articles while the actual project development as an example, the integrated use of knowledge based on various papers, the detailed display ArcGIS secondary flow development, methods and development techniques.

一个GIS作品，实现了放大、缩小、移动、定位等基本功能.

读取ESRI公司Shapefile格式的源代码-read ESRI Shapefile format of the source code

This source code is useful to modify depth resolution of any images.

图元操作源代码，包括图元闪烁和添加站点。-Operation of featrue in the GIS source code

仿真工具ithink的应用简介，对于仿真领域的同学很有用-Application of simulation tool ithink profiles of students for the field of simulation is useful

等值线生成与图形填充算法,这个是很有用的东东阿-isoline generation and graphics filling algorithm, it is very useful to the Eastern A

基于ArcGIS开发的通过功能俱全的GIS小软件，GIS基本功能俱全，视图管理、图层管理，图层属性管理，创建元素，属性查询、属性表浏览、借助第三方UI组建开发实现的GIS小软件

A link exchange (also known as a banner exchange) is a confederation of websites that operates similarly to a web ring. Webmasters register their web sites with a central organization, that runs the exchange, and in turn receive from-A link exchange (also known as a banner exchange) is a confederation of websites that operates similarly to a web ring. Webmasters register their web sites with a central organization, that runs the exchange, and in turn receive from