讲解GIS空间数据水印信息隐藏与加密技术方法的论文，对编写GIS矢量数据的数字水印程序有一定帮助...

Examples of operate the map,such as zoom in,zoom out,pan and fix zoom.

采用Arcobject 加VB开发的一套软件。可以实现：文本数据导入SDE，源码＋文档＋模型＋注释- Uses Arcobject to add the VB development set of software. May realize: The text data inducts SDE, the source code+ documents+ model+ annotation

E:gisMap ObjectMapObject PDF

利用Mapx+Delphi编写电子地图的实例，自己变成时可直接放置mapx控件，这样更简单-Mapx Delphi use electronic maps example, when they become mapx placed directly controls, which is more simple

mapx开发的一个实用程序！-MapX development of a practical program!

用C#和ARCGIS编程实现地图基本操作：地图旋转-ARCGIS using C# programming and the basic operation of the map: Map Rotation

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.

本算法是我根据网上的一篇论文提供的一种思路，自己编写代码实现的缓冲区算法，编写本算法的初衷只是为了服务自己的项目，现在发布出来也是为了方便大家，以使大家免得再周折一番，但请务必不要作为学术论文发表。 1.MathTool.cs /******************************************************* * 文档作者：dxj * 创建时

投影转换功能,具备将其他不同类型的投影转换为统一的投影坐标系下-projection conversion function with other different types of projection into a unified projection coordinate system

VB6.0+MAPX开发原理-VB6.0 Connection Principle Development