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WebGIS是Internet与地理信息系统相结合的产物,它使在全球范围内实现地理信息资源的网上发布与共享成为可能。本文介绍了将空间几何数据和属性数据编码成SVG文档的方法,并提出了基于SVG建立WebGIS的体系结构方案。
WebGIS is a product of the combination of Internet and geographic information system, which makes it possible to publish and share the geographic information resources on a global scale. This paper introduces the method of encoding spatial geometry data and attribute data into SVG document, and proposes the architecture of WebGIS based on SVG.