CN105575255B - A kind of position mark method and system based on map - Google Patents
A kind of position mark method and system based on map Download PDFInfo
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- CN105575255B CN105575255B CN201610089386.7A CN201610089386A CN105575255B CN 105575255 B CN105575255 B CN 105575255B CN 201610089386 A CN201610089386 A CN 201610089386A CN 105575255 B CN105575255 B CN 105575255B
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- 238000012946 outsourcing Methods 0.000 claims abstract description 106
- 108010001267 Protein Subunits Proteins 0.000 claims 2
- 238000002372 labelling Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
- G09B29/10—Map spot or coordinate position indicators; Map reading aids
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Abstract
The invention belongs to position mark technical fields, provide a kind of position mark method and system based on map.In the present invention, the geographical coordinate of N number of target device is obtained respectively, and N number of geographical coordinate is converted into corresponding N number of map page coordinates；Establish the outsourcing grid of each map page coordinates；The outsourcing grid for judging each map page coordinates successively and the outsourcing grid of remaining map page coordinates in N number of map page coordinates whether there is intersection point, and establish corresponding map location mark point according to judging result.This method may be implemented to carry out Fast Labeling to the position of target device based on map, so that loading velocity is fast when display is marked to a large amount of location informations in service system and operating cost is low.
Description
Technical field
The invention belongs to position mark technical field more particularly to a kind of position mark methods and system based on map.
Background technology
In current mobile internet era, for operator, in order to improve network operation effect, operator needs are known
The position of position and user where its operating facilities of road, therefore operator is to the location information of operating facilities and the position of user
The demand of information is larger.However, when service system is based on map to a large amount of operating facilities location information and customer position information
When display is marked, since the information content handled needed for service system is larger, the operating cost of service system is higher, and
It is slower for the loading velocity of a large amount of location informations.Therefore, existing service system based on map to a large amount of location informations into
Line flag has that operating cost is high and loading velocity is slow when showing.
Invention content
The purpose of the present invention is to provide a kind of position mark methods based on map, it is intended to solve of the existing technology
Service system has that expense is big and loading velocity is slow when display is marked to a large amount of location informations based on map.
The invention is realized in this way a kind of position mark method based on map, the position mark based on map
Method includes：
The geographical coordinate of N number of target device is obtained respectively, and N number of geographical coordinate is converted into corresponding N number of map
Page coordinates；N is positive integer；
Establish the outsourcing grid of each map page coordinates；
The outsourcing grid and remaining map page in N number of map page coordinates for judging each map page coordinates successively
The outsourcing grid of coordinate whether there is intersection point, and establish corresponding map location mark point according to judging result.
Another object of the present invention, which also resides in, provides a kind of location system based on map, the position based on map
Tagging system includes：
Page coordinates acquisition module obtains the geographical coordinate of N number of target device, and N number of geographical coordinate is turned respectively
It is changed to corresponding N number of map page coordinates；N is positive integer.
Grid establishes module, the outsourcing grid for establishing each map page coordinates.
Mark point establishes module, the outsourcing grid for judging each map page coordinates successively and N number of map sheet
The outsourcing grid of remaining map page coordinates whether there is intersection point in areal coordinate, and establish corresponding map position according to judging result
Tagging point.
In the present invention, the geographical coordinate of N number of target device is obtained respectively, and N number of geographical coordinate is converted into phase
The N number of map page coordinates answered；Establish the outsourcing grid of each map page coordinates；Each map sheet is judged successively
The outsourcing grid of areal coordinate and the outsourcing grid of remaining map page coordinates in N number of map page coordinates whether there is intersection point, and
Corresponding map location mark point is established according to judging result.This method may be implemented in place to the institute of target device based on map
Set carry out Fast Labeling so that loading velocity is fast when display is marked to a large amount of location informations in service system and operation at
This is low.
Description of the drawings
Fig. 1 is the implementation flow chart of the position mark method provided in an embodiment of the present invention based on map；
Fig. 2 is the specific implementation flow chart of step S300 shown in Fig. 1；
Fig. 3 is the specific implementation flow chart of step S303 shown in Fig. 2；
Fig. 4 is the structural schematic diagram of the location system provided in an embodiment of the present invention based on map；
Fig. 5 is the structural schematic diagram that mark point shown in Fig. 4 establishes module；
Fig. 6 is the structural schematic diagram that the second mark point establishes unit shown in Fig. 5.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 shows the implementation process provided in an embodiment of the present invention based on map location labeling method, for the ease of saying
It is bright, illustrate only with the relevant part of the embodiment of the present invention, details are as follows：
In the step s 100, the geographical coordinate of N number of target device is obtained respectively, and N number of geographical coordinate is converted to accordingly
N number of map page coordinates；N is positive integer.
Specifically, N number of target device be the map page indication range corresponding to geographical coverage area in all mesh
Marking device, target device are operating facilities or the user of network operator.Geographical coordinate is the target indicated with longitude and latitude
For equipment in the spherical coordinate of ground point location, map page coordinates are two-dimensional coordinate of the target device on the map page.
In step s 200, the outsourcing grid of each map page coordinates is established.
Specifically, the outsourcing grid of map page coordinates is specially：Square area centered on map page coordinates,
The outsourcing net region area equation of each map page coordinates.
In step S300, the outsourcing grid and its in N number of map page coordinates that judge each map page coordinates successively
The outsourcing grid of leeway map sheet areal coordinate whether there is intersection point, and establish corresponding map location mark point according to judging result.
Specifically, the specific implementation flow of step S300 is as shown in Fig. 2, details are as follows：
In step S301, since the 1st map page coordinates in N number of map page coordinates, judge one by one n-th
The outsourcing grid of map page coordinates and the outsourcing grid of remaining map page coordinates in N number of map page coordinates, which whether there is, to be handed over
Point；Wherein, n is positive integer, and 1≤n≤N.
Specifically, step S301 is specially：First since the 1st map page coordinates in N number of map page coordinates,
Judge the outsourcing grid of the outsourcing grid and remaining map page coordinates in N number of map page coordinates of the 1st map page coordinates
With the presence or absence of intersection point, the 2nd map page coordinates are then traversed to n-th of map page coordinates, and judging n-th, (n is just whole
Number, and 2≤n≤N) map page coordinates outsourcing grid and N number of map page coordinates in remaining map page coordinates outsourcing
Grid whether there is intersection point.
In step s 302, if intersection point is not present, the n-th map location label is established at n-th of map page coordinates
Point.
Specifically, showing the number of target device at the position mark point simultaneously at the n-th map location mark point.When
The outsourcing grid of n map page coordinates and the outsourcing grid of remaining map page coordinates in N number of map page coordinates are not present
When intersection point, then the number of the target device shown at the n-th map location mark point is corresponding to n-th of map page coordinates
The number of target device.
In step S303, if there are intersection point, sat according to n-th of map page coordinates and with n-th of map page
Map page coordinates corresponding to the outsourcing grid of target outsourcing grid intersection establish the n-th map location mark point.
Specifically, the specific implementation flow of step S303 is as shown in figure 3, details are as follows：
In step S310, judge whether the outsourcing grid of n-th of map page coordinates only exists with an outsourcing grid
Intersection point.
In step S311, if so, according to n-th of map page coordinates and outer with n-th map page coordinates
Map page coordinates corresponding to the outsourcing grid of packet grid intersection establish the n-th map location mark point.
Specifically, step S311 is specially：Obtain n-th of map page coordinates and with n-th map page coordinates
The connecting line segment between map page coordinates corresponding to the outsourcing grid of outsourcing grid intersection, and in the midpoint of connecting line segment
Establish the n-th map location mark point.
Specifically, when the outsourcing grid of n-th of map page coordinates is only with an outsourcing grid there are when intersection point, then establish
The n-th map location mark point at the number of target device that is shown be：Target corresponding to n-th of map page coordinates is set
The sum of the number of target device corresponding to the outsourcing grid of standby number and intersection.
In step S312, if it is not, then obtaining all outsourcing nets intersected with the outsourcing grid of n-th of map page coordinates
The corresponding map page coordinates of lattice difference.
In step S313, corresponding from n-th map of map page coordinates middle-range of all outsourcing grids difference is obtained
The nearest intersection map page coordinates of page coordinates.
In step S314, the n-th map location mark is established according to n-th of map page coordinates and intersection map page coordinates
Note point.
Specifically, step S314 is specially：It obtains n-th of map page coordinates and intersects the company between map page coordinates
Wiring section, and establish the n-th map location mark point in the midpoint of connecting line segment.
Specifically, the n-th map location mark point established according to n-th of map page coordinates and intersection map page coordinates
The number for the target device that place is shown is：The number of target device corresponding to n-th of map page coordinates with intersect map
The sum of number of target device corresponding to page coordinates.
To realize that the above-mentioned position mark method based on map, the embodiment of the present invention additionally provide a kind of position based on map
Tagging system, as shown in figure 4, the location system based on map, which includes page coordinates acquisition module 100, grid, establishes mould
Block 200 and mark point establish module 300.In practical applications, the location system based on map can be server, and coordinate obtains
Modulus block 100, grid establish module 200 and mark point is established module 300 and can be built in server.
Page coordinates acquisition module 100, the geographical coordinate for obtaining N number of target device respectively, and by N number of geographical coordinate
Be converted to corresponding N number of map page coordinates；N is positive integer.
Grid establishes module 200, the outsourcing grid for establishing each map page coordinates.
Mark point establishes module 300, the outsourcing grid for judging each map page coordinates successively and N number of map page
The outsourcing grid of remaining map page coordinates whether there is intersection point in coordinate, and establish corresponding map location according to judging result
Mark point.
Specifically, N number of target device be the map page indication range corresponding to geographical coverage area in all mesh
Marking device, target device are operating facilities or the user of network operator.Geographical coordinate is the target indicated with longitude and latitude
For equipment in the spherical coordinate of ground point location, map page coordinates are two-dimensional coordinate of the target device on the map page.
Specifically, the outsourcing grid of map page coordinates is specially：Square area centered on map page coordinates,
The outsourcing net region area equation of each map page coordinates.
As an embodiment of the present invention, as shown in figure 5, it includes intersection point judging unit 301, that mark point, which establishes module 300,
One mark point establishes unit 302 and the second mark point establishes unit 303.
Intersection point judging unit 301, for since the 1st map page coordinates in N number of map page coordinates, sentencing one by one
Break n-th of map page coordinates outsourcing grid and the outsourcing grid of remaining map page coordinates in N number of map page coordinates be
It is no that there are intersection points；Wherein, n is positive integer, and 1≤n≤N.
First mark point establishes unit 302, is used for when the judging result of intersection point judging unit 301 is no, n-th
The n-th map location mark point is established at map sheet areal coordinate.
Second mark point establishes unit 303, when for being when the judging result of intersection point judging unit 301, according to n-th
The map page corresponding to map page coordinates and the outsourcing grid intersected with the outsourcing grid of n-th of map page coordinates is sat
Mark establishes the n-th map location mark point.
Specifically, intersection point judging unit 301 judges that the process of intersection point is specially：First from N number of map page coordinates
1st map page coordinates start, the outsourcing grid for judging the 1st map page coordinates and remaining in N number of map page coordinates
The outsourcing grid of map page coordinates whether there is intersection point, then traverses the 2nd map page coordinates to n-th of map page and sits
Mark, judge n-th (n is positive integer, and 2≤n≤N) map page coordinates outsourcing grid and N number of map page coordinates in its
The outsourcing grid of leeway map sheet areal coordinate whether there is intersection point.
Specifically, showing the number of target device at the position mark point simultaneously at the n-th map location mark point.When
The outsourcing grid of n map page coordinates and the outsourcing grid of remaining map page coordinates in N number of map page coordinates are not present
When intersection point, then the number of the target device shown at the n-th map location mark point is corresponding to n-th of map page coordinates
The number of target device.
As an embodiment of the present invention, as shown in fig. 6, it includes intersection point judgment sub-unit that the second mark point, which establishes unit 303,
310, the first mark point establishes subelement 311 and the second mark point establishes subelement 312.
Intersection point judgment sub-unit 310, for judge n-th of map page coordinates outsourcing grid whether with an outsourcing
There are intersection points for grid.
First mark point establishes subelement 311, when for being when the judging result of intersection point judgment sub-unit 310, according to
Map corresponding to n-th of map page coordinates and the outsourcing grid intersected with the outsourcing grid of n-th of map page coordinates
Page coordinates establish the n-th map location mark point.
Second mark point establishes subelement 312, for when the judging result of intersection point judgment sub-unit 310 is no, obtaining
The map page coordinates corresponding to all outsourcing grids difference intersected with the outsourcing grid of n-th of map page coordinates, obtain
The nearest intersection map page of corresponding from the n-th map page coordinates of map page coordinates middle-range of all outsourcing grids difference
Coordinate establishes the n-th map location mark point according to n-th of map page coordinates and intersection map page coordinates.
Specifically, the first mark point establish subelement 311 according to n-th of map page coordinates and with n-th of map sheet
Map page coordinates corresponding to the outsourcing grid of the outsourcing grid intersection of areal coordinate establish the process of the n-th map location mark point
Specially：The outsourcing grid institute for obtaining n-th of map page coordinates and intersecting with the outsourcing grid of n-th of map page coordinates
Connecting line segment between corresponding map page coordinates, and establish the n-th map location mark point in the midpoint of connecting line segment.
Further specifically, when the outsourcing grid of n-th map page coordinates is only with an outsourcing grid there are when intersection point,
The number of the target device shown at the n-th map location mark point then established is：Corresponding to n-th of map page coordinates
The sum of the number of target device corresponding to the number of target device and the outsourcing grid of intersection.
Specifically, the second mark point establishes subelement 312 according to n-th of map page coordinates and intersection map page coordinates
The process for establishing the n-th map location mark point is specially：It obtains n-th of map page coordinates and intersects between map page coordinates
Connecting line segment, and establish the n-th map location mark point in the midpoint of connecting line segment.
Further specifically, the n-th map location established according to n-th of map page coordinates and intersection map page coordinates
The number of the target device shown at mark point is：The number and phase of target device corresponding to n-th of map page coordinates
Hand over the sum of the number of target device corresponding to map page coordinates.
In the present invention, the geographical coordinate of N number of target device is obtained respectively, and N number of geographical coordinate is converted into phase
The N number of map page coordinates answered；Establish the outsourcing grid of each map page coordinates；Each map sheet is judged successively
The outsourcing grid of areal coordinate and the outsourcing grid of remaining map page coordinates in N number of map page coordinates whether there is intersection point, and
Corresponding map location mark point is established according to judging result.This method may be implemented in place to the institute of target device based on map
Set carry out Fast Labeling so that loading velocity is fast when display is marked to a large amount of location informations in service system and operation at
This is low.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (6)
1. a kind of position mark method based on map, which is characterized in that the position mark method based on map includes：
The geographical coordinate of N number of target device is obtained respectively, and N number of geographical coordinate is converted into corresponding N number of map page
Coordinate；N is positive integer；
Establish the outsourcing grid of each map page coordinates；The outsourcing grid of the map page coordinates is specially：With institute
State the square area centered on map page coordinates；
The outsourcing grid for judging each map page coordinates successively and remaining map page coordinates in N number of map page coordinates
Outsourcing grid whether there is intersection point, and corresponding map location mark point is established according to judging result；
The outsourcing grid for judging each map page coordinates and remaining map page coordinates in N number of map page coordinates
Outsourcing grid whether there is intersection point, and the step of establishing corresponding map location mark point according to judging result is specially：
Since the 1st map page coordinates in N number of map page coordinates, the outer of n-th map page coordinates is judged one by one
Packet grid and the outsourcing grid of remaining map page coordinates in N number of map page coordinates whether there is intersection point；Wherein, n is just whole
Number, and 1≤n≤N；
If intersection point is not present, the n-th map location mark point is established at n-th of map page coordinates；
If there are intersection point, the outsourcing net according to n-th of map page coordinates and with n-th of map page coordinates
Map page coordinates corresponding to the outsourcing grid of lattice intersection establish the n-th map location mark point.
2. the position mark method based on map as described in claim 1, which is characterized in that described according to n-th of the ground
The map page corresponding to map sheet areal coordinate and the outsourcing grid intersected with the outsourcing grid of n-th of map page coordinates
Coordinate establishes the step of the n-th map location mark point and is specially：
Judge n-th of map page coordinates outsourcing grid whether only there are intersection points with an outsourcing grid；
If so, intersecting according to n-th of map page coordinates and with the outsourcing grid of n-th of map page coordinates
Outsourcing grid corresponding to map page coordinates establish the n-th map location mark point；
If it is not, then obtaining corresponding to all outsourcing grids difference intersected with the outsourcing grid of n-th of map page coordinates
Map page coordinates；
Obtain the corresponding map page coordinates middle-range of all outsourcing grid difference most from n-th of map page coordinates
Close intersection map page coordinates；
The n-th map location mark point is established according to n-th of map page coordinates and the intersection map page coordinates.
3. the position mark method based on map as claimed in claim 2, which is characterized in that described according to n-th of the ground
The map page corresponding to map sheet areal coordinate and the outsourcing grid intersected with the outsourcing grid of n-th of map page coordinates
Coordinate establishes the step of the n-th map location mark point and is specially：
The outsourcing for obtaining n-th of map page coordinates and intersecting with the outsourcing grid of n-th of map page coordinates
The connecting line segment between map page coordinates corresponding to grid；
The n-th map location mark point is established in the midpoint of the connecting line segment.
4. the position mark method based on map as claimed in claim 2, which is characterized in that described according to n-th of the ground
The step of map sheet areal coordinate and the intersection map page coordinates establish the n-th map location mark point be specially：
Obtain n-th of map page coordinates and the connecting line segment intersected between map page coordinates；
The n-th map location mark point is established in the midpoint of the connecting line segment.
5. a kind of location system based on map, which is characterized in that the location system based on map includes：
Page coordinates acquisition module, the geographical coordinate for obtaining N number of target device respectively, and N number of geographical coordinate is turned
It is changed to corresponding N number of map page coordinates；N is positive integer；
Grid establishes module, the outsourcing grid for establishing each map page coordinates；Outside the map page coordinates
Packet grid is specially：Square area centered on the map page coordinates；
Mark point establishes module, for judging that the outsourcing grid of each map page coordinates is sat with N number of map page successively
The outsourcing grid of remaining map page coordinates whether there is intersection point in mark, and establish corresponding map location mark according to judging result
Note point；
The mark point establishes module：
Intersection point judging unit, for since the 1st map page coordinates in N number of map page coordinates, judging one by one n-th
The outsourcing grid of map page coordinates and the outsourcing grid of remaining map page coordinates in N number of map page coordinates, which whether there is, to be handed over
Point；Wherein, n is positive integer, and 1≤n≤N；
First mark point establishes unit, is used for when the judging result of the intersection point judging unit is no, in n-th of map
The n-th map location mark point is established at page coordinates；
Second mark point establishes unit, when for being when the judging result of the intersection point judging unit, according to n-th of the ground
The map page corresponding to map sheet areal coordinate and the outsourcing grid intersected with the outsourcing grid of n-th of map page coordinates
Coordinate establishes the n-th map location mark point.
6. the location system based on map as claimed in claim 5, which is characterized in that second mark point is established single
Member includes：
Intersection point judgment sub-unit, for judge n-th of map page coordinates outsourcing grid whether only with an outsourcing net
There are intersection points for lattice；
First mark point establishes subelement, when for being when the judging result of the intersection point judgment sub-unit, according to described n-th
Map corresponding to a map page coordinates and the outsourcing grid intersected with the outsourcing grid of n-th of map page coordinates
Page coordinates establish the n-th map location mark point；
Second mark point establishes subelement, for when the judging result of the intersection point judgment sub-unit be it is no when, obtain with it is described
Map page coordinates corresponding to all outsourcing grids difference of the outsourcing grid intersection of n-th of map page coordinates, obtain institute
With stating the intersection nearest from n-th of map page coordinates of the corresponding map page coordinates middle-range of all outsourcing grids difference
Map sheet areal coordinate establishes the n-th map location label according to n-th of map page coordinates and the intersection map page coordinates
Point.
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