【摘要】 以淮南市电子地图浏览器的设计和开发为例,对组件式技术和组件式GIS的应用与发展进行了充分调研,根据电子地图浏览器系统功能需求及系统规模,选择MapObjects2.2和Visual Basic6.0作为开发平台;按照软件工程的思想并结合项目的需要,对系统进行了需求分析、总体设计、详细设计,主要实现电子地图的距离测量、面积测量、属性信息显示、地名查询等功能。更多还原

【Abstract】 Taking the design and development of Huainan electronic map browser as a example,this paper makes enough investigation on the application and development of the component technology and component GIS,and according to the function demand and system scale of electronic map browser system,selects MapObjects 2.2 and Visual Basic 6.0 as development platform,and in the light of the thought of software engineering and connecting with the demand of the project,makes the requirement analysis,total design and detail design of the system,and mainly achieves the functions of electronic map such as the distance measurement,area measurement,attribute information display,and place-name information query,etc.更多还原