CN102881182B - A kind of traffic information display method and device thereof - Google Patents
A kind of traffic information display method and device thereof Download PDFInfo
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- CN102881182B CN102881182B CN201210430596.XA CN201210430596A CN102881182B CN 102881182 B CN102881182 B CN 102881182B CN 201210430596 A CN201210430596 A CN 201210430596A CN 102881182 B CN102881182 B CN 102881182B
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Abstract
The invention discloses a kind of traffic information display method and device thereof.A kind of traffic information display method of the present invention comprises the following steps: obtain the traffic events on guidance path and described guidance path; Described guidance path is mapped as an abstract path to show in viewing area; According to described traffic events, described abstract path is divided, and described traffic events is shown in division place.The present invention shows transport information in independent viewing area, reaches the beneficial effect that traffic information display is clearly understood.
Description
Technical field
The present invention relates to navigation field, particularly relate to the display packing of transport information on electronic chart and device thereof.
Background technology
Location-based service terminal is that finger device itself possesses the various function of being correlated with position or device by the device of far-end online mode to user-provided location service and correlation function thereof.Location-based service terminal can be computer, mobile phone, guider etc., for guider, its principle of work is the position coordinates of guider determination ad-hoc location, it is mated with the position coordinates recorded in the electronic chart self stored, determines with this accurate location of navigation object in electronic chart carrying this guider.Guider can be car-mounted terminal, portable navigation device, mobile phone terminal etc.Navigation object can be vehicle, pedestrian etc.After user sets departure place and destination, the electronic map data that guider can store according to self calculates guidance path, and is user's navigation according to the guidance path calculated.Electronic chart is the map new varieties utilizing Techniques for Digital Mapping the eighties in 20th century and formed.Electronic chart is based on numerical map, with the visual product of multiple multimedia display map datum.Electronic chart can leave on digital storage media, such as floppy disk, hard disk, MO, CD-ROM, DVD-ROM etc.Electronic chart may be displayed on computing machine, mobile phone, navigating instrument or other can load on the device of electronic chart.Electronic chart is dynamic, interactive operate, also can printout at any time on paper.Electronic chart is all with operation interface.General and the DataBase combining of electronic chart, can carry out inquiring about and spatial analysis.Electronic chart relates to the modern high technologies such as Techniques for Digital Mapping, Geographic Information System, computer graphics, multimedia technology and network technology.Along with the development of electronic map technique, in recent years, electronic chart can realize the display to the transport information such as traffic events, traffic.
But in navigation procedure, the transport information of main focus on guidance path of user, transport information outside guidance path is not paid close attention to, electronic chart shows transport information, make together with transport information obscures with electronic map information, show cheer and bright not, will greatly affect the acceptance of user to transport information.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of traffic information display method and device thereof, makes the performance of transport information more cheer and bright.
The invention provides a kind of traffic information display method, comprising: obtain the traffic events on guidance path and described guidance path; Described guidance path is mapped as an abstract path to show in viewing area; According to described traffic events, described abstract path is divided, and described traffic events is shown in division place.
The present invention also provides a kind of traffic information display device, comprising: acquiring unit, for obtaining traffic events on guidance path, described guidance path and traffic, described current driving speed, described setting speed; Map unit, for being mapped as an abstract path to described guidance path; Division unit, for dividing described abstract path according to described traffic events; Display unit, for showing described traffic events, described traffic, described abstract path; Stage unit, for carrying out classification to the grade of described traffic events; Setup unit, for the scope of the grade setting the described traffic events that need show and the described guidance path that need map; Receiving element, for receiving current location, current location front residual paths; Judging unit: for judging whether current location front residual paths is greater than the scope setting and need map.
The present invention is special traffic information display district by described viewing area, and such transport information can not overlap with cartographic information, reaches and makes it show the beneficial effect clearly understood.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of a kind of traffic information display method first of the present invention embodiment;
Fig. 2 is the schematic diagram of a kind of traffic information display method of the present invention;
Fig. 3 is the process flow diagram of a kind of traffic information display method second of the present invention embodiment;
Fig. 4 is the process flow diagram of a kind of traffic information display method of the present invention the 3rd embodiment;
Fig. 5 is the structural representation of a kind of traffic information display device of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, it is the process flow diagram of the first embodiment of traffic information display method of the present invention, and it comprises the following steps:
Step 110: obtain the traffic events on guidance path and described guidance path.Concrete, obtain at least one guidance path according to departure place, destination, path planning principle, described path planning principle comprises system recommendation, at a high speed preferential, minimum charge etc.; Described traffic events comprises traffic events type and traffic event locations, and such as described traffic events comprises: traffic hazard, visiting, construction, obstacle, track are closed, the position at road collapsion etc. and place thereof.As following table:
Step 120: described guidance path is mapped as an abstract path and shows in viewing area.Preferably, can by abstract for described guidance path be that a line segment or strip rectangle show in viewing area.
Step 130: described abstract path is divided according to described traffic events, and described traffic events is shown in division place.Concrete, describedly according to described traffic events, the method that described abstract path divides to be comprised: the number according to described traffic events carries out single-candidate division to described abstract path, as as described in traffic events have 1, then there is division place, described abstract path is divided into single-candidate two sections, and described 1 traffic events is shown in described division place, as as described in traffic events have 3, then there are 3 divisions place that described abstract path is divided into single-candidate 4 sections, and described 3 traffic events are shown in described 3 divisions place.Or, describedly according to described traffic events, the method that described abstract path divides to be comprised: obtain current driving speed; Calculate the running time through described traffic events according to the physical length of described guidance path and described current driving speed, in proportion described abstract path is divided according to described running time, and described traffic events is shown in division place.Or described guidance path comprises setting speed, as the setting speed in path be 30KM/S, the setting speed of high speed path is 120KM/S, and described setting speed by user or can set; According to the physical length of described guidance path, setting speed calculates the running time through described traffic events, divides in proportion according to described running time to described abstract path.The display of described traffic events comprises: described traffic events can show in described division place by the form of icon and/or word.
Described viewing area is special traffic information display district, and such traffic events can not overlap with electronic map information, makes it show and clearly understands.
Consulting Fig. 2 is be the schematic diagram of a kind of traffic information display of the present invention.Concrete, comprise the part of display electronic chart, the viewing area showing described abstract path is rectangle, abstract path is strip rectangle, described abstract path there is a traffic events, described traffic events is visiting, and the method divided according to single-candidate divides, and is shown in division place by described traffic events.
Refer to Fig. 3, it is the process flow diagram of the second embodiment of traffic information display method of the present invention, and it comprises the following steps:
Step 210: obtain the traffic events on guidance path and described guidance path and traffic.Concrete, obtain at least one guidance path according to departure place, destination, path planning principle, described path planning principle comprises system recommendation, at a high speed preferential, minimum charge etc.; Described traffic events comprises traffic events type and traffic event locations, and such as described traffic events comprises: traffic hazard, visiting, construction, obstacle, track are closed, the position at road collapsion etc. and place thereof.Described traffic is the congestion information of road, and comprise the degree of blocking up, length of blocking up, starting point of blocking up and the direction blocked up, congestion level can comprise: unimpeded, slow, block up; The starting point of blocking up can be represented by location point or longitude and latitude, and the direction blocked up refers to corresponding travel direction of blocking up.Described traffic events and traffic are collectively referred to as transport information.As following table, not shown starting point of blocking up in following table:
Step 220: described guidance path is mapped as an abstract path and shows in viewing area.Preferably, can by abstract for described guidance path be that a line segment or strip rectangle show in viewing area.
Step 230: classification is carried out to described traffic events.Concrete, described traffic events can be divided into important level event according to described traffic events type, secondary level events, general level events.Serious and the traffic events type affecting road conditions is for a long time important level events, as road collapsion, rubble flow etc.; The traffic events type that long period affects road conditions is secondary level events, as traffic hazard, and traffic control etc.; Road conditions are had to impact but affect little traffic events type is general level events, as rainy road surface slippery situation is walked or drive slowly, and dense fog jogging etc.
Step 240: setting needs the grade of the described traffic events of display.Concrete, setting needs the traffic events grade of display to be described important level event, or described critical event and described secondary event, or gradational event.Described setting directly can be set by system, also can be set by user.
Step 250: be that the traffic events that need show divides described abstract path according to described setting grade, and described traffic events is shown in division place.Concrete, as setting need the traffic events grade of display be as described in important level event, then the described traffic events being important level events according to described grade divides described abstract path, and is shown in division place by described traffic events, as set need display traffic events grade be as described in important level event and as described in secondary level events, then as setting need display traffic events grade be as described in important level event, the described traffic events being then important level events and secondary level events according to described grade divides described abstract path, and described traffic events is shown in division place, as such as setting needs the traffic events grade of display to be all level events, then according to all traffic events, described abstract path is divided, and described traffic events is shown in division place.Other guide is identical with step 130, does not repeat them here.Described traffic is shown in described viewing area by the form of text description.
Refer to Fig. 4, it is the process flow diagram of the 3rd embodiment of traffic information display method of the present invention, and it comprises the following steps:
Step 310: obtain the traffic events on guidance path and described guidance path and traffic.Particular content is identical with described step 210, is not repeating at this.
Step 320: receive current location information and current location front residual paths, sets the scope of the guidance path that need map.Such as, setting needs the scope in mapping navigation path to be 500 meters or 1000 meters or 2000 meters etc.Described setting directly can be set by system, also can be set by user.
Step 330: judge whether described residual paths is greater than and set the scope that need map, then enter step 3411 in this way, as otherwise enter step 3421.
Step 3411: the scope that need map according to described current location and described setting, the guidance path in the scope that need map the described setting in front, described position is face to face mapped as an abstract path.Such as, setting needs the scope mapped to be 500 meters, then the guidance path within the scope of 500 meters, current location front is mapped as an abstract path and shows in viewing area; If the scope setting mapping is 2000 meters, then the guidance path within the scope of 2000 meters, current location front is mapped as an abstract path and shows in viewing area;
Step 3412: the described setting according to front, position face to face needs the traffic events on the guidance path in mapping range to divide described abstract path, and shown in division place by described traffic events, and the traffic on the guidance path in mapping range is needed to show in viewing area the setting of current location front.Such as, the scope that setting need map is 500 meters, then according to described traffic events on the guidance path in the scope of current location front 500, described abstract path is divided, and described traffic events is shown in division place, and the traffic on guidance path within the scope of 500 meters, current location front is shown in viewing area; The scope that setting maps is 2000 meters, then according to the described traffic events on the guidance path within the scope of 2000 meters, described current location front, described abstract path is divided, and traffic events is shown in division place, and the traffic on guidance path within the scope of 2000 meters, current location front is shown in viewing area;
Step 3421: remaining guidance path whole are mapped as an abstract path and show in viewing area.
Step 3422: according to the traffic events on residue guidance path, abstract path is divided, and described traffic events is shown in division place, and display front remains traffic on described guidance path.
In another embodiment of the invention, the grade that simultaneously can set the described traffic events that need show and the scope of guidance path that need map, other steps are substantially identical, do not repeating at this.Understandable, the sequencing that described in the step of traffic events grade described in set and display and set and display, the step of guidance path scope is regardless of time.
Refer to Fig. 5, it is the structural drawing of the first embodiment of traffic information display device of the present invention, and described traffic information display device 500 comprises:
Acquiring unit 510, for obtaining traffic events, traffic, described present speed, the described setting speed on guidance path and described guidance path; Concrete, obtain at least one guidance path according to departure place, destination, path planning principle, described path planning principle comprises system recommendation, at a high speed preferential, minimum charge etc.; Described traffic events comprises traffic events type and traffic event locations, and such as described traffic events comprises: traffic hazard, visiting, construction, obstacle, track are closed, the position at road collapsion etc. and place thereof.Described traffic is the congestion information of road, and comprise the degree of blocking up, length of blocking up, the starting point of blocking up and the direction blocked up, congestion level can comprise: unimpeded, slow, block up; The direction blocked up refers to corresponding travel direction of blocking up.
Map unit 520, for being mapped as an abstract path by described guidance path.
Division unit 530, for dividing described abstract path according to described traffic events.
Display unit 540, for showing described traffic events, described traffic, described abstract path.
Stage unit 550, for carrying out classification to the grade of described traffic events; Concrete, described traffic events comprises traffic events type and traffic event locations, described traffic events can be divided into important level event, secondary level events, general level events according to described traffic events type.
Receiving element 560, for receiving current location, current location front residual paths.
Setup unit 570, for the grade of the described traffic events of set and display and the scope of the described guidance path that need map.
Judging unit 580, for judging whether described residual paths is greater than the scope setting and need map.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within right of the present invention.
Claims (7)
1. a traffic information display method, is characterized in that, comprising:
Obtain the traffic events on guidance path and described guidance path;
Described guidance path is mapped as an abstract path to show in viewing area;
According to described traffic events, described abstract path is divided, and described traffic events is shown in division place;
Described according to described traffic events to the method that described abstract path divides comprise following any one or multiple:
Number according to described traffic events carries out single-candidate division to described abstract path;
Obtain current driving speed, calculate the running time through described traffic events according to the physical length of described guidance path and described current driving speed, in proportion described abstract path is divided according to described running time;
Described guidance path comprises setting speed, calculates the running time through described traffic events, divide in proportion according to described running time to described abstract path according to the physical length of described guidance path and described setting speed.
2. the method for claim 1, is characterized in that, also comprises: the step obtaining the traffic on described guidance path; Described traffic is carried out the step shown in described viewing area.
3. the method for claim 1, is characterized in that, described traffic events comprises important level event and/or secondary level events and/or general level events.
4. method as claimed in claim 3, it is characterized in that, described display packing comprises: the grade of the described traffic events of setting needs display; According to the traffic events that the grade of described setting is display, described abstract path is divided, and described traffic events is shown in division place.
5. the method for claim 1, is characterized in that: also comprise the residual paths receiving current location and current location front, sets the scope of the described guidance path that need map.
6. method as claimed in claim 5, is characterized in that: also comprise and judge whether described residual paths is greater than the scope setting the described guidance path that need map; In this way, then the scope of the described guidance path that need map according to described current location and described setting, the guidance path in the scope of the described guidance path that the setting in current location front need be mapped is mapped as an abstract path and shows in viewing area; Traffic events on guidance path in the scope of the described guidance path that need map according to the described setting in described current location front divides described abstract path, and is shown in division place by described traffic events; As no, then described residual paths whole be mapped as an abstract path and show in viewing area, according to the traffic events in described residual paths, described abstract path is divided, and described traffic events is shown in division place.
7. a traffic information display device, is characterized in that, comprising:
Acquiring unit, for obtaining traffic events on guidance path, described guidance path and traffic, current driving speed and setting speed;
Map unit, for being mapped as an abstract path to described guidance path;
Division unit, for dividing described abstract path according to described traffic events;
Described according to described traffic events to the method that described abstract path divides comprise following any one or multiple:
Number according to described traffic events carries out single-candidate division to described abstract path;
Obtain current driving speed, calculate the running time through described traffic events according to the physical length of described guidance path and described current driving speed, in proportion described abstract path is divided according to described running time;
Described guidance path comprises setting speed, calculates the running time through described traffic events, divide in proportion according to described running time to described abstract path according to the physical length of described guidance path and described setting speed;
Display unit, for showing described traffic events, described traffic and described abstract path;
Stage unit, for carrying out classification to the grade of described traffic events;
Setup unit, for the scope of the grade setting the described traffic events that need show and the described guidance path that need map;
Receiving element, for receiving current location and current location front residual paths;
Judging unit: for judging whether current location front residual paths is greater than the scope setting the described guidance path that need map.
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| GB201300901D0 (en) * | 2013-01-18 | 2013-03-06 | Tomtom Dev Germany Gmbh | Method and apparatus for creating map data |
| CN103234548A (en) * | 2013-04-18 | 2013-08-07 | 深圳市凯立德科技股份有限公司 | Information display method and equipment |
| CN103278166A (en) * | 2013-04-18 | 2013-09-04 | 深圳市凯立德科技股份有限公司 | Information display method and apparatus thereof |
| CN104807473A (en) * | 2015-04-27 | 2015-07-29 | 深圳市凯立德科技股份有限公司 | Method, device and equipment for displaying navigation information |
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