| Placename management of city division takes an important part in city construction and development, the contents of which draws a close connection to social administration, economic activities, the building of countryside and city, social security, transportation, electronic communication, travel and the like. The foundation of placename division of information management system in Kunming is to do a great favor for placename management of Kunming, and to make a further progress in placename management of scientification, regulation, standardization and information. What's more, it will do a big help to supply an excellent service to economic construction, city management and development in Kunming.With the beginning of analyzing essentiality and feasibility of founding management system of placename division, as well as the definition and contents of GIS, the essay introduces development progress of this system in the aspect of software project. In the midst of it includes demand analysis of this system, brief design, concise design, encoding, test and system maintenance etc. Taking advantage of ESRI's mapobjects and Delphi, I program the information-management system of placename division in Kunming. Also the system obtained provides normal GIS functions, such as map display, zooming in, zooming out, wandering, and addition of special photographs. Furthermore, other functions, like placename statistic, receding, updating, resuming, naming of placename, renaming and log-outing, will be in the charge of this system.By making use of special database technology based on the mode of client/server relationship, the system adopts visual program technology of component model and integrates function models of layer management into classes. Undoubtedly, the system will also embodies the technology of interface creation, which is grounded on the method of fast prototype. What imposed on the system is to achieve swift exploitation and compound use . |
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