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提出了地图控件 MO(Map Objects)在农田信息系统开发中的应用方法 ,利用 VC+ +开发环境编程实现了农田信息系统的图层显示、属性查询、自动漫游及图形输出等功能 ,并且实现了 Ag GPS132接收机与台式机 (PC机 )之间的通讯
The application of Map Objects (MO) in the development of farmland information system was put forward. The functions of layer display, attribute query, automatic roaming and graphic output of farmland information system were realized by using VC ++ development environment programming. And the functions of Ag GPS132 receiver and desktop (PC) communication between