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地圖整飾要素的數(shù)據(jù)庫管理與應(yīng)用

發(fā)布時(shí)間:2018-12-14 23:06
【摘要】:當(dāng)?shù)貓D作為地理信息可視化載體時(shí),可視化要素不僅包括圖層渲染中的點(diǎn)線面,還包括整飾要素等可視化要素。本文中地圖整飾指地圖圖廓外的整飾,根據(jù)地圖主題配置的圖幅輔助元素,與地圖內(nèi)容緊密聯(lián)系。綜上所述,整飾要素是地圖的必備要素,本文研究的整飾要素主要?dú)w納為圖名、圖幅號、行政隸屬、接圖表、比例尺、坡度尺、三北方向、密級、技術(shù)說明和責(zé)任表十種要素,通過分析目前國內(nèi)外比較成熟的地理信息系統(tǒng)制圖軟件地圖整飾添加的方法以及存在的問題,本文提出了整飾要素的數(shù)據(jù)庫管理思想,明確不依賴于特定GIS平臺建立整飾要素信息規(guī)范庫的重要意義,通過數(shù)據(jù)庫驅(qū)動制圖,實(shí)現(xiàn)整飾要素智能化添加以及添加后整飾要素的管理,并以visual studio.net為開發(fā)平臺,使用C#編程語言和ArcGIS Engine組件庫設(shè)計(jì)了標(biāo)準(zhǔn)比例尺制圖下整飾要素智能化添加接口,并實(shí)現(xiàn)國家基本比例尺制圖下的應(yīng)用。 整飾要素的數(shù)據(jù)庫管理是指標(biāo)準(zhǔn)制圖下的整飾要素規(guī)范信息存儲和制圖輸出整飾要素?cái)?shù)據(jù)的存儲,主要工作是設(shè)計(jì)整飾要素信息存儲結(jié)構(gòu)。由于存儲信息量大會引起冗余重復(fù),因此本文采用了空間索引技術(shù),面向?qū)ο蠹夹g(shù)和模版管理技術(shù)進(jìn)行數(shù)據(jù)庫結(jié)構(gòu)設(shè)計(jì),同時(shí),制圖完成后實(shí)現(xiàn)了整飾要素?cái)?shù)據(jù)的分層管理和對象序列化數(shù)據(jù)庫存儲,都為整飾要素信息的存儲、檢索、管理和維護(hù)提供了新的思路和方法。 整飾要素智能化添加接口主要完成訪問數(shù)據(jù)庫規(guī)范信息和要素添加兩部分,以建立的整飾要素規(guī)范庫為基礎(chǔ),將檢索到的整飾要素信息采用ArcGIS Engine的Element形式添加到圖面上。該接口既可以實(shí)現(xiàn)整飾要素單獨(dú)添加,,也可整體添加,還可集成到其它制圖平臺方便使用和擴(kuò)展。制圖時(shí)只要給定制圖比例尺,圖件類型和圖幅范圍,調(diào)用該接口即可確定圖面整飾要素內(nèi)容,訪問數(shù)據(jù)庫中整飾要素規(guī)范信息,即可實(shí)現(xiàn)該比例尺下圖面整飾要素的智能添加。本文主要對國家基本比例尺以及20萬地質(zhì)圖整飾要素添加進(jìn)行接口設(shè)計(jì),同時(shí)可擴(kuò)展移植應(yīng)用在其他領(lǐng)域制圖。
[Abstract]:When the map is used as the geographic information visualization carrier, the visualization elements include not only the points, lines and surfaces in the layer rendering, but also the visualization elements such as the finishing elements. In this paper, map decoration refers to the decoration outside the map profile, which is closely related to the map content according to the map theme collocation of the map auxiliary elements. To sum up, the decoration elements are essential elements of the map. The main factors studied in this paper are map name, map number, administrative membership, connection chart, scale, slope scale, three north direction, density level, technical description and ten elements of responsibility table. Based on the analysis of the methods and problems existing in the map decoration of GIS cartographic software which is mature at home and abroad at present, this paper puts forward the idea of database management of the finishing elements. The importance of establishing the information specification library of decoration elements without relying on a specific GIS platform is clear. Through database driven drawing, the intelligent adding and management of finishing elements are realized, and the visual studio.net is used as the development platform. Using C # programming language and ArcGIS Engine component library, the intelligent adding interface of finishing elements under standard scale drawing is designed, and the application of national basic scale drawing is realized. The database management of decoration elements refers to the storage of normative information of decoration elements under standard cartography and the storage of data of finishing elements output from cartography. The main work is to design the information storage structure of decoration elements. Because of the redundant duplication caused by the storage amount of information, this paper adopts spatial index technology, object-oriented technology and template management technology to design the database structure, at the same time, After the completion of cartography, the hierarchical management of decoration element data and the storage of object serialization database are realized, which provide new ideas and methods for the storage, retrieval, management and maintenance of decoration element information. The intelligent adding interface of finishing elements is mainly used to access the standard information of database and add the elements. Based on the standard library of finishing elements, the retrieved information is added to the graphic surface in the form of Element of ArcGIS Engine. The interface can be added separately or as a whole, and can be integrated into other cartographic platforms for easy use and extension. As long as the drawing scale, the type and the scope of the map are given, the interface can be used to determine the content of the surface decoration elements, to access the specification information of the finishing elements in the database, and to realize the intelligent addition of the facet finishing elements of the scale. In this paper, the interface design of the national basic scale and the 200000 geological map finishing elements is carried out. At the same time, extensible transplanting can be used in other fields of cartography.
【學(xué)位授予單位】:中國地質(zhì)大學(xué)(北京)
【學(xué)位級別】:碩士
【學(xué)位授予年份】:2013
【分類號】:P208

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