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Comparison and Analysis of Open Image Model for Map Symbol
Author(s): 
Pages: 71-74
Year: Issue:  4
Journal: Hydrographic Surveying and Charting

Keyword:  地图符号成像模型可伸缩矢量图形符号共享通用图形标准;
Abstract: 开放共享是地理信息应用的重要研究方向,是实现陆海空地理信息融合的有效方式之一,是地理信息进一步融入信息行业的重要趋势.对于地理空间数据的开放共享已经得到普遍认可,但是对于地图符号的共享却未得到应有的重视,也未形成统一认识.本文对四个适合于地图符号共享的成像模型(PostScript、HPGL、TrueType和SVG)进行了梳理总结,分析比较了各自的优缺点,认为SVG可作为陆海空地图符号统一的基础.
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