专题制图符号库的设计与实现

The Design and Implementation of a Symbol Base in Thematic Mapping

介绍用面向对象方法实现专题图符号库设计，对符号库的组织方式、符号的分类及如何实现用户自行设计符号库进行详细的分析和论述，最后对本文所提出的符号设计思想进行总结。

The design and implementation of a symbol base, by object oriented approach in thematic mapping, is introduced. Then organization of the symbol base, symbol classification and how to develop a symbol base by the user are discussed. Finally ,a brief summary about the symbol designing thoughts is presented.