CN113850994A - Road information display and change method and system - Google Patents
Road information display and change method and system Download PDFInfo
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- CN113850994A CN113850994A CN202111057632.8A CN202111057632A CN113850994A CN 113850994 A CN113850994 A CN 113850994A CN 202111057632 A CN202111057632 A CN 202111057632A CN 113850994 A CN113850994 A CN 113850994A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
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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
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/44—Browsing; Visualisation therefor
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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
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/54—Browsing; Visualisation therefor
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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
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/587—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using geographical or spatial information, e.g. location
Abstract
The invention discloses a road information display and change method and a system, which belong to the technical field of traffic management and comprise the following steps: acquiring road information, wherein the road information comprises import and export lane data, import and export lane names, road codes and road separation marks; processing the road information based on html, pug and svg technologies to obtain a dom element layout; and (4) distributing the dom elements on the client side, analyzing and generating lane form data, and displaying the lane form data. The method and the system for updating the road information in the real-time manner efficiently solve the problems that the original road information is difficult to update, is not updated in time and has poor user experience.
Description
Technical Field
The invention relates to the technical field of traffic management, in particular to a road information display and change method and system.
Background
The road refers to a highway, an urban road and a place which is in a unit jurisdiction range but allows social motor vehicles to pass, along with the development of a road traffic system in China, the problems of multiple road expansion, lane information change and the like exist, the information change often needs professional technicians to make a report to explain the change, the process is complex, and the change is not timely. Meanwhile, signs such as green belts, yellow solid lines, guardrails and the like are separated on the road sections of the front road and the back road, and are reflected in actual traffic, but specific signs are not made on the aspect of road information display, so that the evaluation of the measured area of the solid road is inconvenient to make.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and can simply and quickly change lane information.
To achieve the above object, in one aspect, the present invention provides a road information displaying and changing method, including:
acquiring road information, wherein the road information comprises import and export lane data, import and export lane names, road codes and road separation marks;
processing the road information based on html, pug and svg technologies to obtain a dom element layout;
and (4) distributing the dom elements on the client side, analyzing and generating lane form data, and displaying the lane form data.
Further, the dom element layout comprises a container element g and a div, the container element g is nested with label elements for constituting the road information, and the container element div is nested with label elements for img and a-icon.
Further, the step of analyzing and generating lane form data for displaying the dom element layout at the client comprises the following steps:
analyzing the container elements g at the client to generate lane form data, wherein the lane form data comprises lane adding icons, lane deleting icons, exit lane separation lines, green belt identifications, road section names, road section operation display areas, entrance lane separation lines, lane direction newly-added icons, lane direction function icons, main and auxiliary road section merging identifications and yellow-solid line identifications, and the width between the lane separation lines is generated according to the actual width of a lane for internet data transmission and the corresponding proportion, namely, lanes are generated between every two lane separation lines;
and analyzing the container element div at the client to generate a direction panel, wherein the direction panel displays each direction mark of the road and a panel control mark fork graph, and the direction panel is linked with the newly added icon of the lane direction.
Further, still include:
acquiring click instructions of the lane adding icon and the lane deleting icon, and modifying the number of lanes;
and acquiring a click instruction of the lane direction or a lane direction additional button, popping up the direction panel, and acquiring a click instruction of the direction mark so as to modify the lane direction.
Further, still include:
and transmitting the modified lane information to an Internet platform to change the lane information.
On the other hand, adopt a road information show and change system, including information acquisition module, overall arrangement module and show module, wherein:
the information acquisition module is used for acquiring road information, wherein the road information comprises import and export lane data, import and export lane names, road codes and road separation marks;
the layout module is used for processing the road information based on html, pug and svg technologies to obtain the layout of the dom elements;
the display module is used for analyzing and generating lane form data for displaying the dom element layout at the client.
Further, the dom element layout comprises a container element g and a div, the container element g is nested with label elements for constituting the road information, and the container element div is nested with label elements for img and a-icon.
Further, the display module is specifically configured to:
analyzing the container element g at the client to generate lane form data, wherein the lane form data comprises lane adding icons, lane deleting icons, exit lane separation lines, green belt identifications, road section names, road section operation display areas, entrance lane separation lines, lane direction newly-added icons, lane direction function icons, main and auxiliary road section merging identifications and yellow-solid line identifications;
and analyzing the container element div at the client to generate a direction panel, wherein the direction panel displays each direction mark of the road and a panel control mark fork graph, and the direction panel is linked with the newly added icon of the lane direction.
The system further comprises a road information modification module, a lane number modification module and a lane number modification module, wherein the road information modification module is used for acquiring click instructions of the lane adding icon and the lane deleting icon and modifying the number of lanes;
and acquiring a click instruction of the lane direction or a lane direction additional button, popping up the direction panel, and acquiring a click instruction of the direction mark so as to modify the lane direction.
And further, the system also comprises a road information updating module which is used for transmitting the modified lane information to an internet platform so as to change the lane information.
Compared with the prior art, the invention has the following technical effects: according to the invention, by accessing the road information data of the Internet platform and under the comprehensive application of labels such as svg, g, line, path and the like, lane form data is generated for displaying, when lane information changes, the information can be modified by clicking an operation icon, specific identification is made for a separation identification on a road section for displaying, the generation width of a pattern is quantified according to the physical lane data fed back by the Internet data and the proportion requirement, and the evaluation of the measured area of a physical road is conveniently made.
Drawings
The following detailed description of embodiments of the invention refers to the accompanying drawings in which:
FIG. 1 is a flow chart of a road information presentation and modification method;
FIG. 2 is a diagram of lane type data display effect of a certain road section;
FIG. 3 is a graph showing the effect of different lanes on the same road section, which is generated by comparison in FIG. 2;
FIG. 4 is a graph showing the effect of different lanes on the same road section generated by comparison in FIG. 2;
FIG. 5 is a graph showing the effect of different lanes on the same road section, which is generated by comparison in FIG. 2;
FIG. 6 is a graph showing the effect of different lanes on the same road section generated by comparison in FIG. 2;
fig. 7 is a block diagram of a road information display and modification system.
In the figure:
1-lane add icon; 2-lane delete icon; 3-exit lane separation line; 4-green belt identification; 5-road section name; 6-road section operation display area; 7-an entrance lane separation line; 8, adding an icon in the lane direction; 9-lane direction function icon; 10-merging identification of the main road section and the auxiliary road section; 11-yellow solid line identification; 12-directional panel.
Detailed Description
To further illustrate the features of the present invention, refer to the following detailed description of the invention and the accompanying drawings. The drawings are for reference and illustration purposes only and are not intended to limit the scope of the present disclosure.
As shown in fig. 1, the present embodiment discloses a road information displaying and changing method, which includes the following steps:
s1, acquiring road information, wherein the road information comprises import and export lane data, import and export lane names, road codes and road separation marks;
s2, processing the road information based on html, pug and svg technologies to obtain a dom element layout;
and S3, analyzing and generating lane form data for displaying by the dom element layout at the client.
It should be noted that, in this embodiment, the road information is obtained by an axios or ajax technology source in a manner called by an interface under an internet http transmission protocol or an https transmission protocol, where the road information includes: the system comprises import and export lane data, import and export lane names, road codes and road separation marks, wherein the import and export lane data comprise lane codes, namely lane id, lane width, lane labels, lane direction marks, lane longitude and latitude and other basic information related to lanes. And the road information is processed through comprehensive application of html, pug and svg open source api, so that the layout of dom elements is completed, and diversified area display of lane form data is analyzed and generated at the client.
As a further preferred technical solution, the dom element layout includes container elements g and div, the container elements g are nested with tag elements for constituting the road information, and the container elements div are nested with tag elements for img and a-icon.
The tag elements for constituting the road information include a line tag element line, a pattern application combination tag element defs, a circular tag element circle, a path tag element path, a polyline tag element polyline, a text tag element text, and a pseudo tag element marker.
As a further preferable technical scheme, the dom elements are laid out at the client to analyze and generate lane form data for displaying, wherein the lane form data comprises lane adding icons, lane deleting icons, exit lane separation lines, green belt identifications, road section names, road section operation display areas, entrance lane separation lines, lane direction newly-added icons, lane direction function icons, main and auxiliary road section merging identifications, yellow and solid line identifications and a direction panel, the direction panel displays each direction identification of the road and a panel control identification fork graph, and the direction panel is linked with the lane direction newly-added icons.
The road information display scheme is formed in a hierarchical nesting mode as shown in fig. 2, line label elements are applied to lines in the graph, different linearity such as solid lines, broken lines and display colors of lines are generated in attributes of the lines according to actual scenes of the application, circle label elements are applied to circles in the graph, polyline label elements are applied to marks of separation lines of an entering lane and a leaving lane, solid lines, broken lines and display colors of the lines can also be generated, text label elements are applied to text information, defs label elements are applied to pattern application combinations, and directional marking lines are used (defs are generated by lines, defs are applied to attributes of the lines, and directional marking lines with directional marks are formed).
g is a combined element group formed by the frame, if the combined element group is a direction mark, the direction mark is formed by nesting a line label and a defs label under the g element, and if the combined element group is a circle label and a path label, an icon mark for adding a current lane and an icon mark for deleting the lane are generated. And g, nesting the line to generate a separation line, and distinguishing the color identification of the separation line through national standard codes of the main and auxiliary trunk roads on the lane data and lane codes returned by the data to generate yellow or green identification green according to the file attribute yellow on the line after the distinction is obtained. And the green tape identification and the yellow solid line identification are dynamically set under the combination of g and line labels according to the type of the lane data, besides the dynamic setting of the file attribute, the click-width attribute control is added, different widths are dynamically generated, and the corresponding yellow solid line and the green tape identification are generated according to the color and the width. g. the text label combination generates a name according to characters, the label combination of g, circle and path generates an adding icon and a deleting icon, the combination of g and polyline generates a zebra crossing, the reference of the attribute of g, path and path to the defs attribute identification id generates direction identification of each road on a lane, and the style attribute application on the attribute of g, path and path generates a gray highlight area.
In this embodiment, a source api is opened through pug, a technical scheme framework is generated by applying an svg technical label, and a framework style is generated by a css technology, for example:
as a further preferred technical solution, a panel element whole is generated by a container div element, img and a-icon labels are nested in the panel element to generate a cross graph of each direction mark and panel control mark of a road on the panel, as follows:
as will be shown below, in the following,
div
img
a-icon
as a further preferred technical solution, when the lane information needs to be changed, the operation interaction on the nested framework can be realized by javaScript opening source api, applying technical events such as mouseDown, mouseUp, mouseMove, click, and the like, for example:
and the Test is applied to a certain operation event under the api open source api, and dynamically modifies or creates a generated style frame through the dynamic change of a variable flag value under the window or the acquisition of a dom element. The method comprises the steps of increasing the number of lanes, modifying the direction, changing the color identification of the separation line under different values, switching the shape of the separation, and the like.
As shown in fig. 2, when the lane change needs to be modified, such as adding a new lane, clicking an icon of the new lane to generate a new lane information effect display fig. 3, when the lane is abandoned or temporarily not needed, clicking a deleting icon to generate a lane information effect display fig. 4, when the direction of a single lane needs to be modified, clicking a lane direction icon, popping up a direction panel as shown in fig. 6, and replacing the direction in the clicked direction panel with a new direction mark.
When the lanes are changed, the visual interaction is embodied by the operation of the information after the information is accessed to the internet, for example, the increase of the number of the imported lanes is the increase and decrease of the data of the imported lanes, the change of the lane direction is the change of the data identification of the lane direction, the internet data is synchronously updated when the data is changed, the real-time synchronization effect is achieved, and the visual interaction effect is generated by re-rendering through html, pug and svg technologies after the data is updated.
Meanwhile, the line color or the graphic color displayed on the browser is embodied by the application of color, background and file in the technologies of css and svg. For example, the separation marks of the entrance lane and the exit lane are distinguished by the type of the separation marks between the entrance lane data and the exit lane data, for example, green marks are used for identifying green belts by type1, yellow solid lines are used for identifying the type2, and yellow solid lines are used for identifying the type3, and the type is other marks which are defined by other types, and so on, the separation line marks are formed by analogy, and data marks flag are generated according to different road codes, such as different main road codes and auxiliary road codes, and color marks are generated according to the flag marks between the two marks for distinguishing.
As a further preferred technical solution, in this embodiment, the modified direction information is transmitted to an internet platform according to the internet, and lane information change on a certain road section on an application platform of the internet system is completed.
It should be noted that, in this embodiment, according to information provided by internet data, separation line identifiers of an exit lane and an entrance lane are dynamically generated, for example, if a current road section adopts a green belt or a yellow solid line (as shown in fig. 5 to fig. 6), if the current road section has a secondary road blended in addition to a main road, for example, a primary and secondary road section merged identifier is included, and if the middle of the lane is shown by a virtual solid line of a changeable road, for example, a road name identifier of the entrance lane section and the exit lane section is included. The road section information display application effect is achieved, users modify and use the road information in an materialized manner by means of the real-time performance of the current internet information, and the effects that the original road information is difficult to update, is not updated timely and is poor in user experience are effectively achieved
Compared with the existing road information, the lane information can be modified and changed in the embodiment, such as the change caused by the extension or abandonment of the current lane or the change of the direction of the current lane, isolation zones between the front lane and the reverse lane can be displayed, the real-time interconnection data updating of the interaction is operated through the network information, the efficient mastering of daily travel of people on the road condition is facilitated, and the traffic pressure of a certain section is favorably relieved. People can change a trip plan or bypass a certain road section as early as possible according to the change of the road information in time, and the problem of traffic pressure caused by road repair or expansion change is solved. Through the display function of each information of the road, the information of a user on a certain road section can be mastered, and the application is more comprehensive and efficient.
As shown in fig. 7, the present embodiment discloses a road information displaying and changing system, which includes an information obtaining module 10, a layout module 20 and a displaying module 30, wherein:
the information acquisition module 10 is configured to acquire road information, where the road information includes data of an entrance lane and an exit lane, names of the entrance lane and the exit lane, road codes, and road separation identifiers;
the layout module 20 is configured to process the road information based on html, pug, and svg technologies to obtain a dom element layout;
the display module 30 is used for analyzing and generating lane form data for displaying the dom element layout at the client.
As a further preferred technical solution, the dom element layout includes container elements g and div, the container elements g are nested with tag elements for constituting the road information, and the container elements div are nested with tag elements for img and a-icon.
As a further preferred technical solution, the display module 30 is specifically configured to:
analyzing the container element g at the client to generate lane form data, wherein the lane form data comprises lane adding icons, lane deleting icons, exit lane separation lines, green belt identifications, road section names, road section operation display areas, entrance lane separation lines, lane direction newly-added icons, lane direction function icons, main and auxiliary road section merging identifications and yellow-solid line identifications;
and analyzing the container element div at the client to generate a direction panel, wherein the direction panel displays each direction mark of the road and a panel control mark fork graph, and the direction panel is linked with the newly added icon of the lane direction.
As a further preferred technical solution, the system further comprises a road information modification module, which is used for acquiring click instructions of the lane adding icon and the lane deleting icon to modify the number of lanes;
and acquiring a click instruction of the lane direction or a lane direction additional button, popping up the direction panel, and acquiring a click instruction of the direction mark so as to modify the lane direction.
As a further preferable technical solution, the system further comprises a road information updating module, which is used for transmitting the modified lane information to an internet platform to change the lane information.
The system provided by the embodiment of the present invention is used for executing the above method embodiments, and for details of the process and the details, reference is made to the above embodiments, which are not described herein again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A road information display and change method is characterized by comprising the following steps:
acquiring road information, wherein the road information comprises import and export lane data, import and export lane names, road codes and road separation marks;
processing the road information based on html, pug and svg technologies to obtain a dom element layout;
and (4) distributing the dom elements on the client side, analyzing and generating lane form data, and displaying the lane form data.
2. The road information presentation and modification method of claim 1, wherein the dom element layout includes container elements g nested with tag elements for constituting road information and div nested with tag elements for img and a-icon.
3. The method for displaying and changing road information according to claim 2, wherein the step of analyzing and generating the lane form data for displaying on the client side by laying out the dom elements comprises the following steps:
analyzing the container element g at the client to generate lane form data, wherein the lane form data comprises lane adding icons, lane deleting icons, exit lane separation lines, green belt identifications, road section names, road section operation display areas, entrance lane separation lines, lane direction newly-added icons, lane direction function icons, main and auxiliary road section merging identifications and yellow-solid line identifications;
and analyzing the container element div at the client to generate a direction panel, wherein the direction panel displays each direction mark of the road and a panel control mark fork graph, and the direction panel is linked with the newly added icon of the lane direction.
4. The road information presentation and modification method of claim 3, further comprising:
acquiring click instructions of the lane adding icon and the lane deleting icon, and modifying the number of lanes;
and acquiring a click instruction of the lane direction or a lane direction additional button, popping up the direction panel, and acquiring a click instruction of the direction mark so as to modify the lane direction.
5. The road information presentation and modification method of claim 4, further comprising:
and transmitting the modified lane information to an Internet platform to change the lane information.
6. The utility model provides a road information shows and change system which characterized in that, includes information acquisition module, overall arrangement module and show module, wherein:
the information acquisition module is used for acquiring road information, wherein the road information comprises import and export lane data, import and export lane names, road codes and road separation marks;
the layout module is used for processing the road information based on html, pug and svg technologies to obtain the layout of the dom elements;
the display module is used for analyzing and generating lane form data for displaying the dom element layout at the client.
7. The road information presentation and modification system of claim 6, wherein the dom element layout includes container elements g nested with tag elements for constructing road information and div nested with tag elements for img and a-icon.
8. The road information presentation and modification system of claim 7, wherein the presentation module is specifically configured to:
analyzing the container element g at the client to generate lane form data, wherein the lane form data comprises lane adding icons, lane deleting icons, exit lane separation lines, green belt identifications, road section names, road section operation display areas, entrance lane separation lines, lane direction newly-added icons, lane direction function icons, main and auxiliary road section merging identifications and yellow-solid line identifications;
and analyzing the container element div at the client to generate a direction panel, wherein the direction panel displays each direction mark of the road and a panel control mark fork graph, and the direction panel is linked with the newly added icon of the lane direction.
9. The road information display and change system of claim 8, further comprising a road information modification module for obtaining click commands of the lane addition icon and the lane deletion icon to modify the number of lanes;
and acquiring a click instruction of the lane direction or a lane direction additional button, popping up the direction panel, and acquiring a click instruction of the direction mark so as to modify the lane direction.
10. The road information presentation and change system of claim 9, further comprising a road information update module for communicating the modified lane information to an internet platform for making changes to the lane information.
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