Framing model and framing method for large-scale digital topographic map
A topographic map and scale technology, applied in the field of surveying and mapping engineering, can solve the problems of inconvenient use of topographic map results, poor aesthetics, and large number of files, so as to reduce the workload of framing, reduce editing and modification, and save storage space Effect
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[0044] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but not as a basis for limiting the present invention.
[0045] Example. A framing model of a large-scale digital topographic map, including a graphic framing sub-module, which is used to: divide the general topographic map into corresponding framing according to the set framing scale, framing specification, and framing range parameters Topographic and / or tiled maps;
[0046] The layout creation sub-module is used to: sequentially output the framing topographic map and / or framing joint map in the form of layout space;
[0047] The viewport creation sub-module is used for: creating a viewport in the layout, and displaying the graphic content of the tiled topographic map / or tiled joint map in the viewport.
[0048] The aforementioned framing model also includes a frame deletion sub-module, which is used for: before framing, delete the original frame in th...
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