CN104731883B - Method for displaying network map and system - Google Patents
Method for displaying network map and system Download PDFInfo
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- CN104731883B CN104731883B CN201510106867.XA CN201510106867A CN104731883B CN 104731883 B CN104731883 B CN 104731883B CN 201510106867 A CN201510106867 A CN 201510106867A CN 104731883 B CN104731883 B CN 104731883B
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- coating
- administrative division
- target area
- rudimentary
- address
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/953—Querying, e.g. by the use of web search engines
- G06F16/9537—Spatial or temporal dependent retrieval, e.g. spatiotemporal queries
Abstract
The present invention relates to a kind of method for displaying network map and system.First, the advanced administrative division according to corresponding to application network electronic map region generates minimum enclosed rectangle to this method；And amplify the minimum enclosed rectangle, the boundary rectangle after generation expansion；Merge again with the advanced administrative division space, generate coating；Determine target area to display；The target area is matched with the address of the coating, the unmatched region in address is arranged to visible on the coating, and the region of address matching is arranged to invisible；The target area is one or more rudimentary administrative divisions in advanced administrative division.Position and authority according to where user, the map of the administrative division residing for user or the administrative division of Internet access is only shown, without showing peripheral map, to avoid causing information to disturb user, improve network map effect of visualization.
Description
Technical field
The present invention relates to the electronic map provided by network, more particularly to a kind of method for displaying network map and system.
Background technology
In recent years, it is various with fast development of the information technology for the Spatial Information Technology and Internet technology of representative that land
Based on network electronic map using more and more extensive.This network electronic map mainly provides base in the form of Map Service of Network
The Map Services such as plinth electronic map, photomap, thematic maps.At present, there are two kinds of main application models：First, some have ground
Figure issue qualification large enterprise or country map issuing unit by internet issue public basic map service and specially
Topic service.Such as Gao De, Baidu, Tengxun, mind map are new, Microsoft, Google and State Bureau of Surveying and Mapping, the mapping research institute of each province
Deng, there is provided the Map Services such as basic map, three-dimensional map, photomap, streetscape map.Second, some enterprises or unit according to
Itself application needs, the delivery network Map Services in LAN.
The Map Service of Network issued based on enterprise or unit itself, due to being internal issue, various Map Services
The contents such as content, parameter, pattern can need customized according to applying, and network map display control is fairly simple.And for
The network map of public internet, because coverage is wider, content also compare it is more, there is provided map be all whole region
, personalized map denotation control is relatively difficult, at present also without the application interface for providing this respect.Such as Beijing
The user in city, when using public internet Map Service of Network, if merely desiring to show Beijing's data, current public interconnection
Net network map will all show the map datum in Beijing and its periphery.
The content of the invention
The technical problems to be solved by the invention are the Map Service of Network provided in the prior art based on public internet
When showing the map of certain administrative division, all map datums on the administrative division and its periphery can all be shown, it is unnecessary
Cartographic information can cause information to disturb user.
For this purpose, the present invention proposes a kind of position according to where user and authority, the row residing for user is only shown
Administrative division is drawn or the map of the administrative division of Internet access, without showing peripheral map, to avoid the net interfered to user
Network map-indication method and system.
The invention discloses a kind of method for displaying network map, comprise the following steps：
Advanced administrative division generation minimum enclosed rectangle according to corresponding to application network electronic map region；And according to pre-
If the scaling minimum enclosed rectangle, the boundary rectangle after generation expansion；Boundary rectangle after the expansion again with it is described
Advanced administrative division space merges, and generates coating, and the advanced administrative division and described can be completely covered in the coating
The surrounding area of advanced administrative division；
Determine target area to display；
The target area is matched with the address of the coating, the unmatched region in address on the coating
Set it is visible, color for white, address matching region be arranged to invisible；
One of them advanced administrative division includes multiple rudimentary administrative divisions；
The target area is one or more rudimentary administrative divisions in the advanced administrative division.
Preferably, it is described to be matched the target area with the address of the coating, address on the coating
Unmatched region is arranged to visible, and color is white, and the region of address matching is arranged to also include before sightless step：
The coating is divided into multiple pels, each rudimentary administrative division corresponds to a figure of the coating
Member, the part beyond all rudimentary administrative divisions correspond to a pel of the coating.
Preferably, rudimentary administrative division or the use where the geographical position that the target area is presently in for user
The rudimentary administrative division of the unit functional jurisdiction of rudimentary administrative division or user where the geographical position of the unit at family or user
Rudimentary administrative division interested.
Preferably, it is described to be matched the target area with the address of the coating, address on the coating
Unmatched region is arranged to visible, and color is white, and the region of address matching, which is arranged to invisible step, to be included：
Obtain the geocoding of the pel in the coating；
Obtain the geocoding of the target area；
The geocoding of the geocoding of the target area and the pel is matched, by the mutually unmatched institute in address
State pel and be arranged to visible, color is white, and the region of address matching is arranged to invisible.
The present invention also provides a kind of network map display system, including with lower module：
Generation module, the minimum external square of advanced administrative division generation according to corresponding to application network electronic map region
Shape；And amplify the minimum enclosed rectangle, the boundary rectangle after generation expansion according to preset ratio；External square after the expansion
Shape merges with the advanced administrative division space again, generates coating, and the advanced administration can be completely covered in the coating
Zoning and the surrounding area of the advanced administrative division；
Determining module, determine target area to display；
Setup module, the target area is matched with the address of the coating, address is not on the coating
The region of matching is arranged to visible, and color is white, and the region of address matching is arranged to invisible；
One of them advanced administrative division includes multiple rudimentary administrative divisions；
The target area is one or more rudimentary administrative divisions in the advanced administrative division.
Also include：
Split module, the coating is divided into multiple pels, each rudimentary administrative division corresponds to the covering
One pel of layer, the part beyond all rudimentary administrative divisions corresponds to a pel of the coating.
Preferably, rudimentary administrative division or the use where the geographical position that the target area is presently in for user
The rudimentary administrative division of the unit functional jurisdiction of rudimentary administrative division or user where the geographical position of the unit at family or user
Rudimentary administrative division interested.
Preferably, the setup module also includes：
First acquisition submodule, obtain the geocoding of the pel in the coating；
Second acquisition submodule, obtain the geocoding of the target area；
Submodule is set, the geocoding of the geocoding of the target area and the pel matched, by address
The mutually unmatched pel is arranged to visible, and color is white, and the region of address matching is arranged to invisible.
By using method for displaying network map disclosed in this invention and system, according to application network electronic map region
Corresponding advanced administrative division generation minimum enclosed rectangle；And amplify the minimum enclosed rectangle, generation according to preset ratio
Boundary rectangle after expansion；Boundary rectangle after the expansion merges with the advanced administrative division space again, generates coating,
The advanced administrative division and its surrounding area can be completely covered in the coating；Determine target area to display；Will
The target area is matched with the address of the coating, and be arranged to can for the unmatched region in address on the coating
See, color is white, and the region of address matching is arranged to invisible；One of them advanced administrative division includes multiple rudimentary administration
Zoning；The target area is one or more rudimentary administrative divisions in advanced administrative division.Position according to where user and
Authority, the map of the administrative division residing for user or the administrative division of Internet access is only shown, without showing peripheral map, with
Avoid causing user the interference of information.Meanwhile the region on target area periphery is not shown, can also avoid causing excessive data
Transmission, influences access speed.
Brief description of the drawings
The features and advantages of the present invention can be more clearly understood by reference to accompanying drawing, accompanying drawing is schematically without that should manage
Solve to carry out any restrictions to the present invention, in the accompanying drawings：
Fig. 1 shows the flow chart of the method for displaying network map of embodiment one；
Fig. 2 shows the coating schematic diagram of embodiment one；
Fig. 3 shows the structural representation of the network map region display control program of embodiment two.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is described in detail.
Embodiment one：
As shown in figure 1, a kind of method for displaying network map, comprises the following steps：
S1, the advanced administrative division generation minimum enclosed rectangle according to corresponding to application network electronic map region；And press
Amplify the minimum enclosed rectangle, the boundary rectangle after generation expansion according to preset ratio；Boundary rectangle after the expansion again with
The advanced administrative division space merges, and generates coating, the coating can be completely covered the advanced administrative division and
The surrounding area of the advanced administrative division；
S2, determine target area to display；
S3, the target area is matched with the address of the coating, address is unmatched on the coating
Region is arranged to visible, and color is white, and the region of address matching is arranged to invisible；
One of them advanced administrative division includes multiple rudimentary administrative divisions；
The target area is one or more rudimentary administrative divisions in the advanced administrative division.
Position and authority according to where user, only show the administrative division residing for user or the administrative area of Internet access
The map drawn, without showing peripheral map, to avoid causing user the interference of information, meanwhile, the region on target area periphery
Do not it has been shown that, can also avoid causing excessive data transfer, influence access speed.
In the present embodiment, so that Beijing borough draws figure as an example, 13 areas that Beijing divides into are rudimentary administrative division.
The preset ratio is arranged to 1/100 in the present embodiment.Still so that Beijing borough draws figure as an example, the coating of generation is as schemed
Shown in 2.After the minimum enclosed rectangle is expanded, it can be ensured that each point of Beijing's administrative map can fall into described
In coating, with avoid display when, have display less than place.
Also include before the step S3：
The coating is divided into multiple pels, each rudimentary administrative division corresponds to a figure of the coating
Member, the part beyond all rudimentary administrative divisions correspond to a pel of the coating.
As shown in Figure 2, it can be seen that each area on Beijing's administrative map correspond to one on the coverage diagram
Pel, the surrounding area beyond all areas form a pel, that is to say, that coverage diagram corresponding to Beijing's administrative map
There are 14 pels.
The list of rudimentary administrative division or the user where the geographical position that the target area is presently in for user
The rudimentary administrative division of the unit functional jurisdiction of rudimentary administrative division or user where the geographical position of position or user are interested
Rudimentary administrative division.
The step S3 includes：
S31, obtain the geocoding of the pel in the coating；
S32, obtain the geocoding of the target area；
S33, the geocoding of the geocoding of the target area and the pel is matched, address is mutually mismatched
The pel be arranged to visible, color for white, address matching region be arranged to invisible.
When determining the coverage diagram of Beijing's administrative map, as each pel has carried out geocoding, it is assumed that display mesh
Mark region is Chaoyang District, and Chaoyang District has the geocoding of oneself, and the geocoding of Chaoyang District is covered in figure layer with described
The coding of pel matches one by one, matching not to pel be arranged to visible, color is white, and what is matched pair is arranged to invisible,
The map for so then there was only Chaoyang District shows that its peripheral map will not be shown completely, and user is made so as to avoid irrelevant information
Into interference.
Embodiment two：
The invention also discloses a kind of network map display system, including with lower module：
Generation module, the minimum external square of advanced administrative division generation according to corresponding to application network electronic map region
Shape；And amplify the minimum enclosed rectangle, the boundary rectangle after generation expansion according to preset ratio；External square after the expansion
Shape merges with the advanced administrative division space again, generates coating, and the advanced administration can be completely covered in the coating
Zoning and the surrounding area of the advanced administrative division；
Determining module, determine target area to display；
Setup module, the target area is matched with the address of the coating, address is not on the coating
The region of matching is arranged to visible, and color is white, and the region of address matching is arranged to invisible；
One of them advanced administrative division includes multiple rudimentary administrative divisions；
The target area is one or more rudimentary administrative divisions in the advanced administrative division.
Position and authority according to where user, only show the administrative division residing for user or the administrative area of Internet access
The map drawn, without showing peripheral map, to avoid causing user the interference of information, meanwhile, the region on target area periphery
Do not it has been shown that, can also avoid causing excessive data transfer, influence access speed.
Also include：
Split module, the coating is divided into multiple pels, each rudimentary administrative division corresponds to the covering
One pel of layer, the part beyond all rudimentary administrative divisions corresponds to a pel of the coating.
The list of rudimentary administrative division or the user where the geographical position that the target area is presently in for user
The rudimentary administrative division of the unit functional jurisdiction of rudimentary administrative division or user where the geographical position of position or user are interested
Rudimentary administrative division.
The setup module also includes：
First acquisition submodule, obtain the geocoding of the pel in the coating；
Second acquisition submodule, obtain the geocoding of the target area；
Submodule is set, the geocoding of the geocoding of the target area and the pel matched, by address
The mutually unmatched pel is arranged to visible, and color is white, and the region of address matching is arranged to invisible.
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can not depart from this hair
Various modifications and variations are made in the case of bright spirit and scope, such modifications and variations are each fallen within by appended claims
Within limited range.
Claims (6)
1. a kind of method for displaying network map, it is characterised in that comprise the following steps：
Advanced administrative division generation minimum enclosed rectangle according to corresponding to application network electronic map region；And according to default ratio
Example amplifies the minimum enclosed rectangle, the boundary rectangle after generation expansion；Boundary rectangle after the expansion again with it is described advanced
Administrative division space merges, and generates coating, and the advanced administrative division and described advanced can be completely covered in the coating
The surrounding area of administrative division；
Determine target area to display；
The target area is matched with the address of the coating, the unmatched region in address is set on the coating
It can be seen that color is white, the region of address matching is arranged to invisible；
One of them advanced administrative division includes multiple rudimentary administrative divisions；
The target area is one or more rudimentary administrative divisions in the advanced administrative division；
It is described to be matched the target area with the address of the coating, the unmatched region in address on the coating
It is arranged to visible, color is white, and the region of address matching is arranged to also include before sightless step：
The coating is divided into multiple pels, each rudimentary administrative division corresponds to a pel of the coating,
Part beyond all rudimentary administrative divisions corresponds to a pel of the coating.
2. method for displaying network map according to claim 1, it is characterised in that
The unit of rudimentary administrative division or the user where the geographical position that the target area is presently in for user
The rudimentary administrative division of the unit functional jurisdiction of rudimentary administrative division or user where geographical position or interested low of user
Level administrative division.
3. method for displaying network map according to claim 1 or 2, it is characterised in that it is described by the target area with
The address of the coating is matched, and the unmatched region in address is arranged to visible on the coating, and color is white, ground
The region of location matching, which is arranged to invisible step, to be included：
Obtain the geocoding of the pel in the coating；
Obtain the geocoding of the target area；
The geocoding of the geocoding of the target area and the pel is matched, by the mutually unmatched figure in address
Member is arranged to visible, and color is white, and the region of address matching is arranged to invisible.
4. a kind of network map display system, it is characterised in that including with lower module：
Generation module, the advanced administrative division generation minimum enclosed rectangle according to corresponding to application network electronic map region；And
Amplify the minimum enclosed rectangle, the boundary rectangle after generation expansion according to preset ratio；Boundary rectangle after the expansion is again
Merge with the advanced administrative division space, generate coating, the advanced administrative division can be completely covered in the coating
And the surrounding area of the advanced administrative division；
Determining module, determine target area to display；
Setup module, the target area is matched with the address of the coating, address mismatches on the coating
Region be arranged to visible, color for white, address matching region be arranged to invisible；
One of them advanced administrative division includes multiple rudimentary administrative divisions；
The target area is one or more rudimentary administrative divisions in the advanced administrative division；
Also include：
Split module, the coating is divided into multiple pels, each rudimentary administrative division corresponds to the coating
One pel, the part beyond all rudimentary administrative divisions correspond to a pel of the coating.
5. network map display system according to claim 4, it is characterised in that
The unit of rudimentary administrative division or the user where the geographical position that the target area is presently in for user
The rudimentary administrative division of the unit functional jurisdiction of rudimentary administrative division or user where geographical position or interested low of user
Level administrative division.
6. the network map display system according to claim 4 or 5, it is characterised in that the setup module also includes：
First acquisition submodule, obtain the geocoding of the pel in the coating；
Second acquisition submodule, obtain the geocoding of the target area；
Submodule is set, the geocoding of the geocoding of the target area and the pel is matched, by address phase not
The pel of matching is arranged to visible, and color is white, and the region of address matching is arranged to invisible.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510106867.XA CN104731883B (en) | 2015-03-11 | 2015-03-11 | Method for displaying network map and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510106867.XA CN104731883B (en) | 2015-03-11 | 2015-03-11 | Method for displaying network map and system |
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| CN104731883A CN104731883A (en) | 2015-06-24 |
| CN104731883B true CN104731883B (en) | 2017-11-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106780667A (en) * | 2016-12-12 | 2017-05-31 | 湖北金拓维信息技术有限公司 | A kind of hybrid index method of multi-layer image |
| CN106991330A (en) * | 2017-03-27 | 2017-07-28 | 武汉地大信息工程股份有限公司 | A kind of method of data access authority control on three-dimensional map |
| CN107291829B (en) * | 2017-05-27 | 2021-01-05 | 西安未来国际信息股份有限公司 | LBS-based information resource authority management method |
| CN108553894B (en) * | 2018-05-07 | 2022-02-18 | 网易（杭州）网络有限公司 | Display control method and device, electronic equipment and storage medium |
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| CN102967303A (en) * | 2012-07-19 | 2013-03-13 | 杭州九树网络科技有限公司 | Rapid geographical position search locating system and method |
| CN103473984A (en) * | 2013-08-14 | 2013-12-25 | 中国地质大学（武汉） | Template-based dynamic map obtaining method in network environment |
| CN103530456A (en) * | 2013-10-10 | 2014-01-22 | 中国电子科技集团公司第十五研究所 | Method for building floor plan map and floor plan map generating system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9135751B2 (en) * | 2012-06-05 | 2015-09-15 | Apple Inc. | Displaying location preview |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967303A (en) * | 2012-07-19 | 2013-03-13 | 杭州九树网络科技有限公司 | Rapid geographical position search locating system and method |
| CN103473984A (en) * | 2013-08-14 | 2013-12-25 | 中国地质大学（武汉） | Template-based dynamic map obtaining method in network environment |
| CN103530456A (en) * | 2013-10-10 | 2014-01-22 | 中国电子科技集团公司第十五研究所 | Method for building floor plan map and floor plan map generating system |
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Address after: 1107, block a, Nongke building, No. 11, Shuguang garden middle road, Haidian District, Beijing, 100097 Patentee after: Information technology research center of Beijing Academy of agricultural and Forestry Sciences Address before: 100097 318b, block a, agricultural science building, 11 Shuguang Huayuan Middle Road, Haidian District, Beijing Patentee before: BEIJING RESEARCH CENTER FOR INFORMATION TECHNOLOGY IN AGRICULTURE |
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