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作 者:杨秋菊 彭春晖[1] 卜若 YANG Qiuju;PENG Chunhui;BU Ruo(Jiangsu Geologic Surveying and Mapping Institute,Nanjing 211102,China)
出 处:《城市勘测》2023年第4期48-52,共5页Urban Geotechnical Investigation & Surveying
摘 要:地形图数据在ArcGIS平台中表示需要经过符号化处理,基于ArcGIS中自带的符号库无法完全满足地形图表达的需求,采用FontCreator软件和ArcGIS的Style Manage工具制作符合《江苏省1∶5001∶10001∶2000基础地理信息地形要素数据规范》的符号库,通过ArcEngine所提供的接口,采用C#语言,对Symbol类进行扩展,编程实现了部分复杂图式的符号化,从而实现了对大比例尺地形图的符号化显示。并且利用C#语言开发了批量符号化工具,极大地提高了生产的工作效率。最后验证了地形图符号库的正确性与实用性。The representation of topographic map data in ArcGIS platform needs symbolic processing,the symbol library in ArcGIS can not completely meet the needs of topographic map expression.The topographic map symbol library comply with the specifications for topographic feature data of 1∶5001∶10001∶2000 basic fundamental geographic information of Jiangsu Province is made by using FontCreator software and ArcGIS Style Manage tools.Through the interface provided by ArcEngine,the Symbol class is extended by using C#language,and the symbolization of some complex schemas is realized by programming.The symbolic display of large-scale topographic map is realized.A batch symbolization tool is developed by using C#language,and it greatly improves the work efficiency of production.Finally,the correctness and practicability of topographic map symbol library are verified.
分 类 号:P208.1[天文地球—地图制图学与地理信息工程]
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