CN102074158A - Road condition representation method for dynamic electronic map - Google Patents
Road condition representation method for dynamic electronic map Download PDFInfo
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- CN102074158A CN102074158A CN 201110034486 CN201110034486A CN102074158A CN 102074158 A CN102074158 A CN 102074158A CN 201110034486 CN201110034486 CN 201110034486 CN 201110034486 A CN201110034486 A CN 201110034486A CN 102074158 A CN102074158 A CN 102074158A
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Abstract
The embodiment of the invention discloses a road condition representation method for a dynamic electronic map, which comprises the following steps of: acquiring real-time road condition data of each required road section in the dynamic electronic map; obtaining color values corresponding to the real-time road condition data for the required road sections according to the real-time road condition data and the preset rules respectively; and displaying the required road sections with colors corresponding to the corresponding color values respectively. By obtaining the color values corresponding to the real-time road condition data for the required road sections according to the real-time road condition data and the preset rules respectively and then displaying the required road sections with the colors corresponding to the corresponding color values respectively in the embodiment of the invention, the required road sections in the electronic map can be displayed with the corresponding colors according to the road conditions, so that a user can learn the real-time conditions such as passing speed per hour and the like to arrange personal driving routes.
Description
Technical field
The present invention relates to the transport information field, more particularly, relate to a kind of condition of road surface method for expressing that is used for dynamic electronic map.
Background technology
Electronic chart, promptly numerical map is to utilize computer technology, with digital form storage and the map consulted.
The main effect of electronic chart generally comprises: search various places, all places; Search the route of some trips by map, for example take transit bus and how to sit, how to get to drive, select what route or the like.In addition, can also know and need search target the geographic position except seeing by electronic chart, as needs search company as phone, contact person and understand the information such as products ﹠ services that the said firm provides.
But prior art can't be represented condition of road surface easily in electronic chart, such as, the real-time speed of a motor vehicle of passing through in each highway section.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of condition of road surface method for expressing that is used for dynamic electronic map, to solve the problem that can't represent condition of road surface in electronic chart easily that prior art exists.
The embodiment of the invention is achieved in that
A kind of condition of road surface method for expressing that is used for dynamic electronic map comprises:
Obtain the real-time condition of road surface data in each required highway section in the dynamic electronic map;
According to described real-time condition of road surface data, according to preset rules, for each required highway section draws respectively and real-time condition of road surface data respective color colour;
Each described required highway section is shown as respectively and the pairing color of respective color colour.
Preferably, in embodiments of the present invention, described condition of road surface data comprise the speed per hour value that can pass through.
Preferably, in embodiments of the present invention, described preset rules comprises:
The scope of the speed per hour value that setting can be passed through, in described scope with institute's speed per hour value segmentation;
For every section described speed per hour value is set corresponding color colour.
Preferably, in embodiments of the present invention, described condition of road surface data also comprise the speed per hour value of the Maximum speed limit in required highway section.
Preferably, described according to described real-time condition of road surface data in embodiments of the present invention, according to preset rules,, each required highway section is specially for drawing respectively with real-time condition of road surface data respective color colour:
The scope of the speed per hour value that setting can be passed through, in described scope with institute's speed per hour value segmentation;
For every section described speed per hour value is set corresponding color colour;
When the speed per hour value of described Maximum speed limit during greater than the described real-time speed per hour value of passing through, described with real-time condition of road surface data respective color colour for and the described real-time corresponding color colour of the speed per hour value of passing through;
When the speed per hour value of described Maximum speed limit during less than the described real-time speed per hour value of passing through, described with real-time condition of road surface data respective color colour is the color colour corresponding with the speed per hour value of described Maximum speed limit.
Preferably, in embodiments of the present invention, described condition of road surface data also comprise special road status messages;
Described real root, also comprises for each required highway section draws respectively with real-time condition of road surface data respective color colour according to preset rules according to described real-time condition of road surface data:
For special road status messages is set corresponding color colour;
When described condition of road surface data were special road status messages, described with real-time condition of road surface data respective color colour was the color colour corresponding with described special road status messages.
Preferably, in embodiments of the present invention, described special road status messages comprises highway section restricted driving and highway section accident.
Preferably, in embodiments of the present invention, the value that described color value obtains for the color showing method according to the three primary colours display system.
From above-mentioned technical scheme as can be seen, the embodiment of the invention is passed through according to real-time condition of road surface data, according to preset rules, for each required highway section draws respectively and real-time condition of road surface data respective color value; Then each described required highway section is shown as respectively with respective color and is worth pairing color; Make like this highway section of needs to be shown corresponding color according to condition of road surface in the electronic chart, thereby it is real-time such as can be by situations such as speed per hours, to arrange the traffic route of oneself that the user can be understood.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do simple the introduction to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is for being used for the condition of road surface method for expressing process flow diagram of dynamic electronic map described in the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
In order to solve in the prior art, solve the problem that can't in electronic chart, represent condition of road surface easily that prior art exists, the embodiment of the invention discloses a kind of condition of road surface method for expressing that is used for dynamic electronic map, as shown in Figure 1, comprise step:
S11, obtain the real-time condition of road surface data in each required highway section in the dynamic electronic map;
In embodiments of the present invention, concrete, can be to obtain the real-time condition of road surface data in each required highway section by urban highway traffic real time status monitoring system database; Described required highway section can be each highway section in the route chosen of user, also can be each highway section in the electronic chart that shown interface can show in the used displayed map equipment of user.
In embodiments of the present invention, described condition of road surface data can be the speed per hour values that can pass through; Concrete, the speed per hour value that can pass through can draw by the average speed of the vehicle in the highway section.
Further, described condition of road surface data can also comprise the speed per hour value of the Maximum speed limit in required highway section.Because in some highway section, the Maximum speed limit of road can be different with the Maximum speed limit in other highway sections; Such as, in some tourist district, its F-Zero can be restricted to 40 kilometers.
S12, according to described real-time condition of road surface data, according to preset rules, for each required highway section draws respectively and real-time condition of road surface data respective color colour;
In embodiments of the present invention, according to the different range of condition of road surface data, set different corresponding color colours; When obtaining real-time condition of road surface data,, draw the pairing color colour of real-time condition of road surface data according to the corresponding relation of status data and color colour.
Is example with the condition of road surface data for the speed per hour value that can pass through, and described preset rules can comprise: the scope of the speed per hour value that setting can be passed through, in described scope with institute's speed per hour value segmentation; For every section described speed per hour value is set corresponding color colour.
Concrete, the Maximum speed limit of urban road per hour can be the highest speed per hour of passing through for 80 kilometers, per 10 kilometers per hour is that a section is divided, promptly, 0 to 10 kilometer per hour is first section, 10 to 20 kilometers per hour is second section, by that analogy, per hour is the Section Eight section up to 70 to 80 kilometers.
After dividing good section, for each section is set corresponding color colour for the speed per hour value; In embodiments of the present invention, the color colour is concrete can be the value that the color showing method according to the three primary colours display system obtains.
Can corresponding green colour such as, 40 to 50 kilometers sections hourly; 20 to 30 kilometers per hour can corresponding yellow colour; By that analogy, other section also is respectively equipped with corresponding color colour.
Then, obtain the color colour corresponding according to the section under the current speed per hour value that can pass through with this section.Such as when the current speed per hour value that can pass through is 25 kilometers, the section under it is 20 to 30 kilometers, and corresponding color colour should be yellow colour.
S13, each described required highway section is shown as respectively with respective color is worth pairing color.
Next, be worth pairing color, make the user can see Tong Guo the speed per hour in required highway section intuitively, and then the user can plan the trip route of oneself by each described required highway section is shown as respectively with respective color.
In embodiments of the present invention, described condition of road surface data can also comprise the speed per hour value of the Maximum speed limit in required highway section.
Because might be different in different highway sections at the speed limit of road, such as, the speed limit in city thoroughfare highway section may for 80 kilometers per hour, near the highway section speed limit tourist district then might for 40 kilometers per hour.In the condition of road surface data that obtained in the embodiment of the invention, comprised the speed per hour value of the Maximum speed limit in required highway section, thereby made the user to avoid in the special highway section hypervelocity of some speed limit by the prompting of electronic chart.
When the road status data comprise required highway section Maximum speed limit the speed per hour value and can be by the speed per hour value time, according to described real-time condition of road surface data, according to preset rules,, each required highway section is specifically as follows for drawing respectively with real-time condition of road surface data respective color colour:
Step S12 is similar at first and among the last embodiment, the scope of the speed per hour value that setting can be passed through, in described scope with institute's speed per hour value segmentation;
Is example with the condition of road surface data for the speed per hour value that can pass through, and described preset rules can comprise: the scope of the speed per hour value that setting can be passed through, in described scope with institute's speed per hour value segmentation; For every section described speed per hour value is set corresponding color colour.
Concrete, the Maximum speed limit of urban road per hour can be the highest speed per hour of passing through for 80 kilometers, per 10 kilometers per hour is that a section is divided, promptly, 0 to 10 kilometer per hour is first section, 10 to 20 kilometers per hour is second section, by that analogy, per hour is the Section Eight section up to 70 to 80 kilometers.
After dividing good section, for each section is set corresponding color colour for the speed per hour value; In embodiments of the present invention, the color colour is concrete can be the value that the color showing method according to the three primary colours display system obtains.
Can corresponding green colour such as, 40 to 50 kilometers sections hourly; 30 to 40 kilometers per hour can corresponding yellow colour; By that analogy, other section also is respectively equipped with corresponding color colour.
Then, obtain the color colour corresponding according to the section under the current speed per hour value that can pass through with this section.Such as when the current speed per hour value that can pass through is 35 kilometers, the section under it is 30 to 40 kilometers, and corresponding color colour should be yellow colour.
Then, also the current speed per hour value of passing through in this highway section and the Maximum speed limit value in this highway section to be compared:
When the speed per hour value of described Maximum speed limit during greater than the described real-time speed per hour value of passing through, described with real-time condition of road surface data respective color colour for and the described real-time corresponding color colour of the speed per hour value of passing through;
Such as, when the speed per hour value of described Maximum speed limit be 40 kilometers per hour, and the current speed per hour value that can pass through is when being 35 kilometers, because the speed per hour value of Maximum speed limit is greater than the real-time speed per hour value of passing through, thus with real-time condition of road surface data respective color colour for and the described real-time corresponding color colour of the speed per hour value of passing through; According to the section under the speed per hour value that can pass through, corresponding color colour should be yellow colour.
When the speed per hour value of described Maximum speed limit during less than the described real-time speed per hour value of passing through, described with real-time condition of road surface data respective color colour is the color colour corresponding with the speed per hour value of described Maximum speed limit.
Such as, when the speed per hour value of described Maximum speed limit be 40 kilometers per hour, and the current speed per hour value that can pass through is when being 45 kilometers, because the speed per hour value of Maximum speed limit is less than the real-time speed per hour value of passing through, so with real-time condition of road surface data respective color colour is the color colour corresponding with the speed per hour value of described Maximum speed limit, since speed limit be 40 kilometers per hour in, so corresponding color colour should be yellow colour.
Next, by being shown as respectively with respective color, each described required highway section is worth pairing color, make the user can see the speed per hour passed through in required highway section intuitively, and can understand some special speed-limiting road section, and then the user can better plan the trip route of oneself and the travel time of budget oneself.
In embodiments of the present invention, in order to obtain the traffic related information in highway section more accurately, can also comprise in real-time condition of road surface data by special road status messages; Then, set corresponding color colour for special road status messages; Thereby make that described with real-time condition of road surface data respective color colour is the color colour corresponding with described special road status messages when described condition of road surface data are special road status messages.
Concrete, can comprise that special road status messages comprises highway section restricted driving and highway section accident, because in some cases, can restrict driving in some highway section, like this, the traffic capacity in this highway section is zero, takeing for these highway sections for fear of the user just can be lower by speed per hour, and selects this highway section, so the walking along the street section of can exceeding is provided with corresponding color value, thereby on electronic chart, show, to remind the user.
Similarly, in embodiments of the present invention, can also be highway section that traffic hazard takes place or the color value that correspondence just is being set in the highway section of road maintenance, thereby make the user can more comprehensively understand road conditions.Like this, the user needs the detour section by checking that electronic chart can be understood, and then improves user's the line efficiency that goes out.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For the disclosed device of embodiment, because it is corresponding with the embodiment disclosed method, so description is fairly simple, relevant part partly illustrates referring to method and gets final product.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (8)
1. a condition of road surface method for expressing that is used for dynamic electronic map is characterized in that, comprising:
Obtain the real-time condition of road surface data in each required highway section in the dynamic electronic map;
According to described real-time condition of road surface data, according to preset rules, for each required highway section draws respectively and real-time condition of road surface data respective color colour;
Each described required highway section is shown as respectively and the pairing color of respective color colour.
2. according to the described condition of road surface method for expressing of claim 1, it is characterized in that described condition of road surface data comprise the speed per hour value that can pass through.
3. according to the described condition of road surface method for expressing of claim 2, it is characterized in that described preset rules comprises:
The scope of the speed per hour value that setting can be passed through, in described scope with the segmentation of described speed per hour value;
For every section described speed per hour value is set corresponding color colour.
4. according to the described condition of road surface method for expressing of claim 2, it is characterized in that described condition of road surface data also comprise the speed per hour value of the Maximum speed limit in required highway section.
5. according to the described condition of road surface method for expressing of claim 4, it is characterized in that, described according to described real-time condition of road surface data, according to preset rules,, each required highway section is specially for drawing respectively with real-time condition of road surface data respective color colour:
The scope of the described speed per hour value that setting can be passed through, in described scope with institute's speed per hour value segmentation;
For every section described speed per hour value is set corresponding color colour;
When the speed per hour value of described Maximum speed limit during greater than the described real-time speed per hour value of passing through, described with real-time condition of road surface data respective color colour for and the described real-time corresponding color colour of the speed per hour value of passing through;
When the speed per hour value of described Maximum speed limit during less than the described real-time speed per hour value of passing through, described with real-time condition of road surface data respective color colour is the color colour corresponding with the speed per hour value of described Maximum speed limit.
6. according to the described condition of road surface method for expressing of claim 5, it is characterized in that described condition of road surface data also comprise special road status messages;
Described real root, also comprises for each required highway section draws respectively with real-time condition of road surface data respective color colour according to preset rules according to described real-time condition of road surface data:
For special road status messages is set corresponding color colour;
When described condition of road surface data were special road status messages, described with real-time condition of road surface data respective color colour was the color colour corresponding with described special road status messages.
7. according to the described condition of road surface method for expressing of claim 6, it is characterized in that described special road status messages comprises highway section restricted driving and highway section accident.
8. according to arbitrary described condition of road surface method for expressing in the claim 1 to 7, it is characterized in that the value that described color value obtains for the color showing method according to the three primary colours display system.
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| CN 201110034486 CN102074158A (en) | 2011-02-01 | 2011-02-01 | Road condition representation method for dynamic electronic map |
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| CN 201110034486 CN102074158A (en) | 2011-02-01 | 2011-02-01 | Road condition representation method for dynamic electronic map |
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| CN109269513A (en) * | 2018-09-10 | 2019-01-25 | 克立司帝控制系统（上海）股份有限公司 | Intelligent road recognition methods and system in electronic map |
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Application publication date: 20110525 |