GIS平台软件开发中缓冲区生成模块的设计与实现  

Design and implement of the buffer generation module in GIS platform software development

作　　者：王结臣[1] 于庆[1] 李丽[1] 

机构地区：[1]南京大学地理信息科学系,南京210093

出　　处：《测绘科学》2009年第S1期124-126,共3页Science of Surveying and Mapping

基　　金：国家基础科学人才培养基金(J0630535)

摘　　要：从软件功能及技术实现的角度,介绍了GIS平台软件重要模块之一"缓冲区生成"的总体设计思想、特色技术及实现方法。阐述了该模块的功能体系,设计和实现了缓冲区生成的若干关键算法;为便于系统集成与二次开发应用,开发了独立性较强的缓冲区生成工具集和方法集,运用主流程序设计语言进行编程实现,实例表明所开发的模块具有较强的功能和很好的实用性。From the point of view of software functions and technical realization,this paper introduces the overall design scheme,characteristic technique and realizing method of buffer generation,which is one of the most important modules in GIS platform software.It is expounded in the paper,which includes the function architecture of the module,the related data structure and data organization method.Some critical algorithms of buffer generation are also designed and realized.With a view to system integration and secondary-developing easily,it develops a set of tools and functions of much independence for buffer generating,and realizes it with C/C++ programming language.It is tested that the developed module is powerful and greatly practical.

关 键 词：缓冲区生成 空间分析 地理信息系统 

分 类 号：P208[天文地球—地图制图学与地理信息工程]