基于MapFile的电子海图数据访问和制图表达

Data access and cartographic expression of electronic charts based on MapFile

以开源的MapServer为平台,利用其跨平台、开放特性以及新增的支持S-57电子海图数据的功能,深入研究基于MapFile的海图数据访问、制图表达等关键问题,旨在开发一种低成本、高性能的Web海图服务系统,以期增加Web电子海图理论和技术的多样性,更好地促进Web电子海图的应用.

In order to develop an open source and cross-platform application to replace costly commercial Web-GIS softwares for Web electronic chart service , the paper studied the key technologies for data access and cartographic expression of electronic chart data based on MapServer and its heart Mapfile , and opened up a new way for researching Web electronic chart service , which can help to reach a low-cost solution for Web electronic chart service and accelerate its popularization in the shipping information field .