CN103093686B - Method and system of electronic map line marking - Google Patents
Method and system of electronic map line marking Download PDFInfo
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- CN103093686B CN103093686B CN201110345405.5A CN201110345405A CN103093686B CN 103093686 B CN103093686 B CN 103093686B CN 201110345405 A CN201110345405 A CN 201110345405A CN 103093686 B CN103093686 B CN 103093686B
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Abstract
The invention provides a method and a system of electronic map line marking. The method and the system of the electronic map line marking solve the problems that an original line marking method is complicated and costs time. The method of the electronic map line marking comprises: obtaining a starting coordinate marked on an electronic map and a road where the starting coordinate is arranged; continuously obtaining a present coordinate of a location of a mouse on the electronic map according to a moving track of the mouse; automatically matching a line with a corresponding road according to the present coordinate of the moving mouse, and marking the line on the matched road; automatically and precisely matching the line with the corresponding road according to the moving track of the mouse, and then marking the line on the road; searching the line without the need of manual map view, and manually and continuously marking every inflection point along the road so as to connect the corresponding road of a setting-out marking. The method of the electronic map line marking has the advantages of being simple, and convenient to operate, and saving time of line marking.
Description
Technical field
The application relates to electronic map technique, particularly relates to a kind of electronic chart line marker method and system.
Background technology
Electronic chart (Electronic map), i.e. numerical map utilizes computer technology, the map storing in a digital manner and consult.
Utilize electronic chart to inquire about in advance and to determine circuit, conventional method is input starting point and terminal, system Auto-matching path.Such as, but sometimes need to plan the course of vehicle, the circuit of planning bus, needs to pass through some specific places between starting point and terminal, now just needs manually to plan circuit.
In prior art when manually planning circuit, first needing the road on consulting a map, searching the path that will pass through accurately, then manually mating road accurately according to the map.First starting point is determined during concrete operations, due to without Road how, be all that straight line is connected between starting point with mouse point, therefore to by place 1 place of arrival 2, need mouse constantly to mark each point along the road on map, realize line marker by the line segment between each point.Wherein, each flex point in road will connect in strict accordance with the deflection angle on map, particularly through bend, needs to mark several line segment and could realize accurately turning.
From the above, the method of this kind of planning circuit is very complicated, need manually check accurately and search the road on map, then mouse will go out the flex point of each approach along highway marking, under road very complicated situation, search circuit accurately and mark circuit and be all very easy to occur mistake, and it is long to expend time in.
Summary of the invention
This application provides a kind of electronic chart line marker method, complicated to solve original line marker method, time-consuming problem.
In order to solve the problem, this application discloses a kind of electronic chart line marker method, comprising:
Obtain the starting point coordinate that electronic chart marks, and the road at starting point coordinate place;
According to the motion track of mouse, constantly obtain the changing coordinates of mouse position on electronic chart;
According to the changing coordinates of described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.
Preferably, the described changing coordinates according to described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling, comprising:
According to the changing coordinates of described rolling mouse, calculate each bar road of rolling mouse in changing coordinates presetting range, and be labeled as optional road;
According to road and the changing coordinates at preposition coordinate place, select an optional road, automatically by line matching on selected optional road, wherein preposition coordinate is the last coordinate of changing coordinates;
Automatically on selected optional road, circuit is marked.
Preferably, the described road according to preposition coordinate place and changing coordinates, select an optional road, comprising:
If comprise the road at preposition coordinate place in optional road, then select the road at preposition coordinate place.
Preferably, the described road according to preposition coordinate place and changing coordinates, select an optional road, also comprise:
If do not comprise the road at preposition coordinate place in optional road, then select an optional road be connected with preposition coordinate place road.
Preferably, if do not comprise the road at preposition coordinate place in described optional road, then select an optional road be connected with preposition coordinate place road, comprising:
If do not comprise the road at preposition coordinate place in optional road, and the optional road be connected with preposition coordinate place road is n bar, wherein n > 1, n is positive integer, then in the optional road of n bar be connected with preposition coordinate place road, select the optional road nearest with changing coordinates.
Preferably, the described changing coordinates according to described rolling mouse, calculates each bar road of rolling mouse in changing coordinates preset distance, and after being labeled as optional road, also comprises:
Calculate the distance of each bar road in described changing coordinates preset distance and changing coordinates respectively.
Accordingly, disclosed herein as well is a kind of electronic chart line marker system, comprising:
Obtain starting point coordinate module, for obtaining the starting point coordinate that electronic chart marks, and the road at starting point coordinate place;
Obtain changing coordinates module, for the motion track according to mouse, constantly obtain the changing coordinates of mouse position on electronic chart;
Coupling road also marks line module, for the changing coordinates according to described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.
Preferably, described coupling road also marks line module, comprising:
Calculate and mark optional road submodule, for the changing coordinates according to described rolling mouse, calculating each bar road of rolling mouse in changing coordinates presetting range, and be labeled as optional road;
Select and mate optional road submodule, for according to the road at preposition coordinate place and changing coordinates, selecting an optional road, automatically by line matching on selected optional road, wherein preposition coordinate is the last coordinate of changing coordinates;
Mark line way module, marks circuit for automatic on selected optional road.
Preferably, described selection also mates optional road submodule, comprising:
First selection unit, if the road for comprising preposition coordinate place in optional road, then selects the road at preposition coordinate place.
Preferably, described selection also mates optional road submodule, also comprises:
Second selection unit, if the road for not comprising preposition coordinate place in optional road, then selects an optional road be connected with preposition coordinate place road.
Compared with prior art, the application comprises following advantage:
First mark the starting point coordinate on electronic chart, and determine the road at starting point coordinate place, then according to the motion track of mouse, obtain the changing coordinates of mouse position on electronic chart.According to the changing coordinates of described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.Automatically circuit can be matched accurately on corresponding road according to the motion track of mouse, then on road, mark circuit, do not need manually to consult a map, search circuit, then along each flex point of the continuous hand labeled of road, to connect circuit corresponding to setting-out mark.Described method is simple, easy to operate, and saves the time of line marker.
Secondly, in the method and system described in the application, first the road at starting point coordinate place can be determined when marking starting point, when subsequent match road marks circuit, first can select the road at place originally, the nearest optional road that selection is connected with script place road, automatically path adaptation is completed, automatic identification Road turnings also selects best road, makes line marker more simple, the circuit of the best that is more easy to get.
Accompanying drawing explanation
Fig. 1 is a kind of electronic chart line marker method flow diagram described in the embodiment of the present application;
Fig. 2 mates road process flow diagram in a kind of electronic chart line marker method described in the embodiment of the present application;
Fig. 3 is a kind of electronic chart line marker system construction drawing described in the embodiment of the present application;
Fig. 4 mates road in a kind of electronic chart line marker system described in the embodiment of the present application and marks circuit function structure chart.
Embodiment
For enabling above-mentioned purpose, the feature and advantage of the application more become apparent, below in conjunction with the drawings and specific embodiments, the application is described in further detail.
The application provides a kind of electronic chart line marker method, can solve original line marker method complicated, time-consuming problem.Method described in the application is simple, easy and simple to handle, and saves the time of line marker.
With reference to Fig. 1, give a kind of electronic chart line marker method flow diagram described in the embodiment of the present application.
Step 11, obtains the starting point coordinate that electronic chart marks, and the road at starting point coordinate place;
In line marker, first can determine starting point coordinate, therefore first server obtains the starting point coordinate that electronic chart marks, and obtains the road at starting point coordinate place.Follow-up needs mate road according to the road at starting point coordinate place.
Wherein, above-mentioned starting point coordinate can mark with geographic coordinate, and such as the longitude and latitude of middle mouse position marks according to the map, can certainly use other coordinate marking methods, should not be understood as the restriction to the application herein.
Step 12, according to the motion track of mouse, constantly obtains the changing coordinates of mouse position on electronic chart;
According to the track of mouse movement, constantly obtain the coordinate of mouse position on electronic chart, the coordinate of mouse current location i.e. changing coordinates, a series of coordinate therefore obtained i.e. the track of mouse movement.
Step 13, according to the changing coordinates of described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.
According to the changing coordinates of described rolling mouse, the current location of mouse in the motion track of namely mouse, automatically by line matching on the road of correspondence, realize the Auto-matching of road, and mark circuit on the road of described coupling, realize automatic mark.
Above-mentioned acquisition coordinate, coupling road and mark circuit are dynamic processes.Method described in the application according to the track of mouse movement, can mate pavement marker circuit.Therefore mouse is in the middle of the process of movement, constantly can obtain the coordinate of mouse position, and then the road that constantly coupling is corresponding, the line marker of formative dynamics.
For the acquisition methods of coordinate, the system of electronic chart can provide the method obtaining mouse coordinates, can certainly apply other method, should not be understood as the restriction to the application herein.
In sum, first mark the starting point coordinate on electronic chart, and determine the road at starting point coordinate place, then according to the motion track of mouse, obtain the changing coordinates of mouse position on electronic chart.According to the changing coordinates of described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.Realize automatically circuit being matched accurately on corresponding road according to the motion track of mouse, then on road, mark circuit, do not need manually to consult a map, search circuit, then along each flex point of the continuous hand labeled of road, to connect circuit corresponding to setting-out mark.Described method is simple, easy to operate, and saves the time of line marker.
Method described in the application can be applied in layout of roads.Such as, plan a new public bus network in certain city, starting point can be marked by this method, the namely initial station of bus, then according to follow-up website, on map, rolling mouse can form corresponding circuit automatically, and can mark described website.Can also be applied to the haulage track of planning fleet of transport enterprise, described haulage track can be transprovincially, realizes the layout of roads between each province.
With reference to Fig. 2, give in a kind of electronic chart line marker method described in the embodiment of the present application and mate road process flow diagram.
Concrete, according to the changing coordinates of described rolling mouse described in step 13, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling, comprising:
Step 131, according to the changing coordinates of described rolling mouse, calculates each bar road of rolling mouse in changing coordinates presetting range, and is labeled as optional road;
The above-mentioned changing coordinates obtaining described rolling mouse, and can presetting range be obtained according to system configuration, the each bar road of rolling mouse in the region of changing coordinates presetting range can be calculated, and be optional road by described pavement marker in presetting range.Such as, calculating the region in changing coordinates presetting range geographic position in electronic chart of rolling mouse, search the road in described geographic location area, is optional road by described pavement marker.
Wherein, described presetting range is pre-configured a certain scope, and the road in described scope is the road that may be used for mating.Such as, described presetting range is 100 meters, being then all optional road at the road of rolling mouse within the scope of changing coordinates 100 meters, is the road that can mate.
Step 132, according to road and the changing coordinates at preposition coordinate place, selects an optional road, automatically by line matching on selected optional road, wherein preposition coordinate is the last coordinate of changing coordinates;
In above-mentioned steps, determine optional road, then according to road and the changing coordinates at preposition coordinate place, select an optional road wherein, then automatic by line matching on selected optional road then.Concrete system of selection is discussed below in detail.
Wherein, described preposition coordinate is the last coordinate of changing coordinates, server constantly obtains the coordinate of mouse position according to the motion track of mouse, therefore a series of coordinate can be obtained, this is a dynamic process, at a time in this series of coordinate, last is changing coordinates, and penultimate is exactly preposition coordinate.
The road at described preposition coordinate place refers to the road of preposition coordinate matching, and such as, the last coordinate of changing coordinates is starting point coordinate, then preposition coordinate is starting point coordinate, and the road at preposition coordinate place is exactly the road at starting point coordinate place.
Step 133, marks circuit automatically on selected optional road.
Determine the optional road of selection in above-mentioned steps, then automatic on selected optional road setting-out mark circuit.
Preferably, according to the road at preposition coordinate place and changing coordinates described in step 132, select an optional road, comprising:
If comprise the road at preposition coordinate place in optional road, then select the road at preposition coordinate place.
If do not comprise the road at preposition coordinate place in optional road, then select an optional road be connected with preposition coordinate place road.
Road in one width map is very complicated often, therefore a lot of bar road can be comprised in above-mentioned optional road, the road at preposition coordinate place can be comprised, the road be connected with preposition coordinate place road can be comprised, also may comprise not with the road that preposition coordinate place road is connected (such as, parallel with preposition coordinate place road road).If do not comprise preposition coordinate place road in optional road, can judge in optional road, have which road to be connected with preposition coordinate place road.Such as, mark the road be connected with the road at preposition coordinate place, and mate with described optional road, the road that can mate is exactly the road be connected with preposition coordinate place road in optional road.Certainly, this is the one in embodiment, should not be understood as the restriction to the application herein.
The road at preposition coordinate place is that priority is the highest, if therefore comprise the road at preposition coordinate place in optional road, then selects the road at preposition coordinate place.If do not comprise the road at preposition coordinate place in optional road, then select an optional road be connected with preposition coordinate place road.Under normal circumstances, above-mentionedly can not to select with the road that preposition coordinate place road is connected (such as, parallel with preposition coordinate place road road).
Preferably, if do not comprise the road at preposition coordinate place in described optional road, then select an optional road be connected with preposition coordinate place road, comprising:
If do not comprise the road at preposition coordinate place in optional road, and the optional road be connected with preposition coordinate place road is n bar, wherein n > 1, n is positive integer, then in the optional road of n bar be connected with preposition coordinate place road, select the optional road nearest with changing coordinates.
If do not comprise the road at preposition coordinate place in above-mentioned optional road, then can select an optional road be connected with preposition coordinate place road.But, if the optional road be connected with preposition coordinate place road is n bar, wherein n > 1, n is positive integer, then can calculate in the optional road of n bar be connected with preposition coordinate place road respectively, the distance of each road and changing coordinates, selects wherein nearest with changing coordinates optional road.
Preferably, the described changing coordinates according to described rolling mouse, calculates each bar road of rolling mouse in changing coordinates preset distance, and after being labeled as optional road, also comprises:
Calculate the distance of each bar road in described changing coordinates preset distance and changing coordinates respectively.
According to above-mentioned content, when the optional road be connected with preposition coordinate place road has many, need therefrom to select the optional road nearest with changing coordinates.Therefore calculating each bar road in changing coordinates preset distance, and after being labeled as optional road, the distance of each bar road in described changing coordinates preset distance and changing coordinates can also calculated respectively, facilitate in subsequent step and select optional road.
In sum, in method described in the application, first the road at starting point coordinate place can be determined when marking starting point, when subsequent match road marks circuit, first can select the road at place originally, the nearest optional road that selection is connected with script place road, automatically path adaptation is completed, automatic identification Road turnings also selects best road, makes line marker more simple, the circuit of the best that is more easy to get.
With reference to Fig. 3, give a kind of electronic chart line marker system construction drawing described in the embodiment of the present application.
Accordingly, disclosed herein as well is a kind of electronic chart line marker system, comprising: obtain starting point coordinate module 11, obtain changing coordinates module 12 and mate road and mark line module 13, wherein,
Obtain starting point coordinate module 11, for obtaining the starting point coordinate that electronic chart marks, and the road at starting point coordinate place;
Obtain changing coordinates module 12, for the motion track according to mouse, constantly obtain the changing coordinates of mouse position on electronic chart;
Coupling road also marks line module 13, for the changing coordinates according to described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.
With reference to Fig. 4, give in a kind of electronic chart line marker system described in the embodiment of the present application and mate road and mark circuit function structure chart.
Preferably, described coupling road also marks line module 13, comprising:
Calculate and mark optional road submodule 131, for the changing coordinates according to described rolling mouse, calculating each bar road of rolling mouse in changing coordinates presetting range, and be labeled as optional road;
Select and mate optional road submodule 132, for according to the road at preposition coordinate place and changing coordinates, selecting an optional road, automatically by line matching on selected optional road, wherein preposition coordinate is the last coordinate of changing coordinates;
Mark line way module 133, marks circuit for automatic on selected optional road.
Preferably, described selection also mates optional road submodule 132, comprising:
First selection unit 1321, if the road for comprising preposition coordinate place in optional road, then selects the road at preposition coordinate place.
Preferably, described selection also mates optional road submodule 132, also comprises:
Second selection unit 1322, if the road for not comprising preposition coordinate place in optional road, then selects an optional road be connected with preposition coordinate place road.
Preferably, described second selection unit 1322, if also for not comprising the road at preposition coordinate place in optional road, and the optional road be connected with preposition coordinate place road is n bar, wherein n > 1, n is positive integer, then, in the optional road of n bar be connected with preposition coordinate place road, select the optional road nearest with changing coordinates.
Preferably, described calculating also marks optional road submodule 131, also for calculating the distance of each bar road in described changing coordinates preset distance and changing coordinates respectively.
For system embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually see.
Above to a kind of electronic chart line marker method and system that the application provides, be described in detail, apply specific case herein to set forth the principle of the application and embodiment, the explanation of above embodiment is just for helping method and the core concept thereof of understanding the application; Meanwhile, for one of ordinary skill in the art, according to the thought of the application, all will change in specific embodiments and applications, in sum, this description should not be construed as the restriction to the application.
Claims (6)
1. an electronic chart line marker method, is characterized in that, comprising:
Obtain the starting point coordinate that electronic chart marks, and the road at starting point coordinate place;
According to the motion track of mouse, constantly obtain the changing coordinates of mouse position on electronic chart;
According to the changing coordinates of described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.
2. method according to claim 1, is characterized in that, the described changing coordinates according to described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling, comprising:
According to the changing coordinates of described rolling mouse, calculate each bar road of rolling mouse in changing coordinates presetting range, and be labeled as optional road;
According to road and the changing coordinates at preposition coordinate place, select an optional road, automatically by line matching on selected optional road, wherein preposition coordinate is the last coordinate of changing coordinates;
Automatically on selected optional road, circuit is marked.
Wherein, the described road according to preposition coordinate place and changing coordinates, select an optional road, comprising:
If comprise the road at preposition coordinate place in optional road, then select the road at preposition coordinate place;
If do not comprise the road at preposition coordinate place in optional road, then select an optional road be connected with preposition coordinate place road.
3. method according to claim 2, is characterized in that, if do not comprise the road at preposition coordinate place in described optional road, then selects an optional road be connected with preposition coordinate place road, comprising:
If do not comprise the road at preposition coordinate place in optional road, and the optional road be connected with preposition coordinate place road is n bar, wherein n > 1, then in the optional road of n bar be connected with preposition coordinate place road, select the optional road nearest with changing coordinates.
4. method according to claim 2, is characterized in that, the described changing coordinates according to described rolling mouse, calculates each bar road of rolling mouse in changing coordinates preset distance, and after being labeled as optional road, also comprises:
Calculate the distance of each bar road in described changing coordinates preset distance and changing coordinates respectively.
5. an electronic chart line marker system, is characterized in that, comprising:
Obtain starting point coordinate module, for obtaining the starting point coordinate that electronic chart marks, and the road at starting point coordinate place;
Obtain changing coordinates module, for the motion track according to mouse, constantly obtain the changing coordinates of mouse position on electronic chart;
Coupling road also marks line module, for the changing coordinates according to described rolling mouse, automatically by line matching on the road of correspondence, and mark circuit on the road of described coupling.
6. system according to claim 5, is characterized in that, described coupling road also marks line module, comprising:
Calculate and mark optional road submodule, for the changing coordinates according to described rolling mouse, calculating each bar road of rolling mouse in changing coordinates presetting range, and be labeled as optional road;
Select and mate optional road submodule, for according to the road at preposition coordinate place and changing coordinates, selecting an optional road, automatically by line matching on selected optional road, wherein preposition coordinate is the last coordinate of changing coordinates;
Mark line way module, marks circuit for automatic on selected optional road.
Wherein, described selection also mates optional road submodule, comprising:
First selection unit, if the road for comprising preposition coordinate place in optional road, then selects the road at preposition coordinate place.
Second selection unit, if the road for not comprising preposition coordinate place in optional road, then selects an optional road be connected with preposition coordinate place road.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110345405.5A CN103093686B (en) | 2011-11-04 | 2011-11-04 | Method and system of electronic map line marking |
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| CN201110345405.5A CN103093686B (en) | 2011-11-04 | 2011-11-04 | Method and system of electronic map line marking |
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| CN103093686B true CN103093686B (en) | 2015-03-11 |
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| CN104978895B (en) * | 2014-04-03 | 2018-03-30 | 北京四维图新科技股份有限公司 | A kind of labeling method and device of map wire annotation |
| CN104991727B (en) * | 2015-07-20 | 2019-05-07 | 无线生活（杭州）信息科技有限公司 | A kind of information display method and device |
| CN106781602B (en) * | 2016-12-05 | 2019-09-10 | 北京中交兴路信息科技有限公司 | A kind of method and device showing vehicle running track |
| CN111024079B (en) * | 2019-11-27 | 2022-04-08 | 北京中交兴路信息科技有限公司 | Method and system for matching with route according to multiple position points |
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| WO2008010276A1 (en) * | 2006-07-20 | 2008-01-24 | Navitime Japan Co., Ltd. | Map display system, map display device, map display method, and map distribution server |
| CN101813489A (en) * | 2009-02-20 | 2010-08-25 | 环达电脑(上海)有限公司 | Route planning device and route planning method |
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