CN106534478A - Map information display system based on asynchronous loading - Google Patents
Map information display system based on asynchronous loading Download PDFInfo
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- CN106534478A CN106534478A CN201610796948.1A CN201610796948A CN106534478A CN 106534478 A CN106534478 A CN 106534478A CN 201610796948 A CN201610796948 A CN 201610796948A CN 106534478 A CN106534478 A CN 106534478A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
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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
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72457—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to geographic location
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
Abstract
The invention relates to the Internet information processing field, and more particularly, to a map information display system based on asynchronous loading. The system comprises a customer end and a service end wherein the customer end is communicated and connected with the service end. The customer end realizes the display of target map information based on asynchronous loading. When the customer enters a target map information display page through the customer end, the default map information is displayed firstly, and then through threads, the geographic coordinate information, text information and picture information stored in a service end target are read. And on the basis of the already displayed map page, according to the coordinate position of the target, the position of the target is drawn together with words and picture information corresponding to the target. The system of the invention solves the problems that for synchronous display, too much memory has to be occupied, that the page refreshing efficiency is low, and that pictures are not smooth and continuous. Therefore, when pictures have to be switched, it can be done in a smooth and continuous manner. And the user's use experience is increased.
Description
Technical field
Internet information process field of the present invention, more particularly to the cartographic information display systems based on Asynchronous loading.
Background technology
The rise of intelligent movable equipment provides many facilities for the live and work of people, and wherein smart mobile phone is being moved
Popularity highest in intelligent terminal, using most extensive.Also constantly updating and sending out for the types of applications of smart mobile phone
Exhibition；Existing smart mobile phone, limited memory, loading application programs are excessive, and when being used, picture interim card Jing often occurs, especially
Be having more picture while when showing, due to the internal memory occupied by picture it is very big, it is general using from by the way of the reading of backstage,
The mode shown in front end is carrying out；If picture is read from backstage, the conversion for proceeding through binary stream is generally required, read
Speed can affect the effect that picture shows and draws, page furbishing when these factors result in a large amount of words of simultaneous display and picture
Effect is poor, operates slack phenomenon, has a strong impact on the experience of user.
User is provided by the service based on GIS-Geographic Information System for example with application widely in types of applications
Location-based service, geographical information query of target etc.；But as the data volume for needing to show is increasing, how not affect to use
It is quick on the premise of the operating experience of family to show that mass data becomes an important problem.Mobile phone A PP is being realized greatly at present
When amount data display is on map tool, adopting includes, on map, obtaining by clicking on point with a point by target
This corresponding related data of point, reduces rendering for image, it is ensured that the smoothness at interface with this.But this kind of display system needs user
Click on target and just show details, increased the operating procedure of user, exhibition method is not directly perceived enough, and only without the need for once
Property intuitively just there is on the premise of the details of display data preferable display effect.
The content of the invention
It is an object of the invention to the above-mentioned deficiency in the presence of overcoming prior art, there is provided the map based on Asynchronous loading
Information display system.When user enters into first option card interface of acquiescence, just pass through asynchronous prestrain map circle of thread
Some information in face, accelerate the speed that user is switched to data loading after cartographic information option card interface, it is ensured that operation is smooth
Property.
In order to realize foregoing invention purpose, the invention provides technical scheme below：
Based on the cartographic information display systems of Asynchronous loading, including client and service end, the client and service end
Communication is connected；The client realizes the displaying of target map information based on the method for Asynchronous loading.
The client shows acquiescence cartographic information first when target map information displaying is carried out；Pass through thread again
Reading is stored in target geographic latitude and longitude information, Word message and the pictorial information of service end；The service end is according to client
Request information returned to into client shown accordingly；Client basis on the basic map page for having shown
The geographical latitude and longitude information of target shows target location, and shows corresponding word and pictorial information in correspondence position.
Further, the system also includes data-acquisition system, and the data-acquisition system is by the destination name for getting
Title, address, longitude, latitude and image data are stored in the distributed file system of service end.
Further, the data-acquisition system obtains right according at least two map platform interfaces of call by location of target
The geographical latitude and longitude information answered.Comprise the steps of：The first map platform interface is called, the first longitude data and the first latitude is obtained
Degrees of data；The second map platform interface is called, the second longitude data and the second latitude data is obtained.
Further, the system also includes, data verification system；The data verification system is according at least two maps
The data that platform interface is obtained, carry out being mutually authenticated and completion for longitude and latitude degrees of data.
Further, the data verification system realizes that longitude and latitude degrees of data is mutually authenticated and completion, is suitable for following rule bar
Part：
If a, the longitude and latitude degrees of data obtained from the first map platform are complete, and the longitude and latitude got from the second map platform
Degrees of data has disappearance, then select the first longitude data and the first latitude data as the geographical latitude and longitude information of enterprise；
In the data message that b, selection are got from platform, sorted according to credibility, select credible higher corresponding Jing
Longitude and latitude degrees of data of the latitude information for enterprise；
C, compare the first longitude data and the second longitude data, obtain difference data 1, compare the first latitude data and second
Latitude data, obtains difference data 2, if difference data 1 and difference data 2 are may be selected the in the threshold value for arranging
One longitude data, the first latitude data or the second longitude data, the second latitude data as enterprise geographical longitude and latitude degrees of data；
Above-mentioned rule condition is suitable in order.
Further, the service end sets up index using ElasticSearch, and the field for indexing storage includes name
Claim.
Further, the system is realized that target map information shows and is comprised the steps of：
(ST1) title of the user by client input inquiry target；
(ST2) into the cartographic information displayed page of target；
(ST2-A) show acquiescently diagram page；
(ST2-B) set up and the communication connection of service end by thread, according to search index and reading is stored in service end
Target designation, longitude data, latitude data and image data in file system；Longitude and latitude of the invocation map interface according to target
Information draws out the position of target on map, and shows target designation and correspondence image data in correspondence position.
Further, the client is to load on the APP applications in smart mobile phone；The service end, data acquisition system
System and data verification system are the server or server cluster for being loaded with above-mentioned correspondence system function program.
Compared with prior art, beneficial effects of the present invention：The present invention provides the cartographic information based on Asynchronous loading and shows
System, including client and service end, the client is connected with service end communication；The client is based on Asynchronous loading
Method realizes the displaying of target map information.When user enters the target map information display page, acquiescence map is shown first
Information, then geographic coordinate information, Word message and the pictorial information of the target for being stored in service end is read by thread；And
Target location and the corresponding word of target and picture are drawn out according to the coordinate position of target on the basic map page of display
Information.Based on Asynchronous loading mode, the system realizes that the flow process of multiple target map informations shows, reduce the occupancy of internal memory, carry
The efficiency that high page furbishing and picture are rendered, it is to avoid picture interim card, it is ensured that the fluency of operation, when user enters into map
Basic cartographic information is first shown during displayed page and then can see the location name of the target shown on map and corresponding
Pictorial information, picture progressively show that user operation impression is more smooth；The more synchronous load mode of display effect is significantly improved.Together
When the system include data verification system, it is ensured that the accuracy of data acquisition, ensured the quality of data.
Description of the drawings：
Fig. 1 is this system structure diagram based on the cartographic information display systems of Asynchronous loading.
Fig. 2 is this data-acquisition system and data verification system structure based on the cartographic information display systems of Asynchronous loading
Schematic diagram.
Fig. 3 is that this realizes step schematic diagram based on the map denotation of the cartographic information display systems of Asynchronous loading.
For the system, Fig. 4 realizes that the map of single target shows schematic diagram.
For the system, Fig. 5 realizes that the map of multiple targets shows schematic diagram.
It should be appreciated that all accompanying drawings of the present invention are schematically, real size and ratio is not represented.
Specific embodiment
With reference to test example and specific embodiment, the present invention is described in further detail.But this should not be understood
Scope for above-mentioned theme of the invention is only limitted to below example, and all technologies realized based on present invention belong to this
The scope of invention.
The present invention provides the cartographic information display systems based on Asynchronous loading, as shown in figure 1, including client and service
End, the client are connected with service end communication, and the client can be multiple；Side of the client based on Asynchronous loading
Method realizes the displaying of target map information.The client is shown acquiescently first when target map information displaying is carried out
Figure information；The target geographic latitude and longitude information, Word message and the pictorial information that are stored in service end are read by thread again；It is described
Information is returned to client according to the request of client and is shown accordingly by service end；The client is according to target
Geographical latitude and longitude information shows target location, and shows corresponding word and pictorial information in correspondence position.Due to not being
All word pictures are disposably shown in map, just reduced the occupancy of internal memory, it is to avoid the Caton phenomenon of picture, from
First it is seen that basic cartographic information, and then will be seen that target information is aobvious on map for the angle of user's impression
Show, picture is shown than smoother, improves Consumer's Experience.Such Asynchronous loading mode reduces and intelligent terminal's internal memory is made
With, it is ensured that the efficiency that interface is refreshed, rendered, make user operation more smooth.Present system is particularly well-suited in the map page
On disposably show big target word and pictorial information situation.
Further, the system also includes data-acquisition system and data verification system, and the data-acquisition system will
Target designation, address, longitude, latitude and the image data for getting is stored in the distributed file system of service end.Target
Selection (vertical search in such as a certain field) is set according to specific application, be arranged as required to field from the Internet
To obtain corresponding information, the analysis and reformation for related data provides basis.
Further, the data-acquisition system obtains right according at least two map platform interfaces of call by location of target
The geographical latitude and longitude information answered, ensures the preparatory of data acquisition, is mutually authenticated for longitude and latitude degrees of data and provides data with completion
Basis.Data acquisition is comprised the steps of：Call by location first map platform interface of the data-acquisition system according to target,
Obtain the first longitude data and the first latitude data；The second map platform interface is called, the second longitude data and the second latitude is obtained
Degrees of data.
Further, the data verification system is obtained from least two map platform interfaces according to data collecting system
Data, carry out being mutually authenticated and completion for longitude and latitude degrees of data；And by the data storage after checking completion in the distributed of service end
In file system, as shown in Figure 2.The data verification system realizes that longitude and latitude degrees of data is mutually authenticated and completion, is suitable for following rule
Then condition：
If a, the longitude and latitude degrees of data obtained from the first map platform are complete, and the longitude and latitude got from the second map platform
Degrees of data has disappearance, then select the first longitude data and the first latitude data as the geographical latitude and longitude information of enterprise；
In the data message that b, selection are got from platform, sorted according to credibility, select credible higher corresponding Jing
Longitude and latitude degrees of data of the latitude information for enterprise；
C, compare the first longitude data and the second longitude data, obtain difference data 1, compare the first latitude data and second
Latitude data, obtains difference data 2, if difference data 1 and difference data 2 are may be selected the in the threshold value for arranging
One longitude data, the first latitude data or the second longitude data, the second latitude data as enterprise geographical longitude and latitude degrees of data；
Above-mentioned rule condition is suitable in order.
Further, on the basis of data storage, the service end sets up index, rope using ElasticSearch
The field for drawing storage includes title.Specifically, the title of the target, longitude, latitude data are stored in into data base, by picture
It is stored in file distribution file；The indexed format comprising target designation is set up using ElasticSearch；Will and will be right
Information is answered to import in index.ElasticSearch is a search server based on Lucene, there is provided one distributed
The full-text search engine of multi-user capability, based on RESTful web interfaces, facilitates user by web interface to search for and read
Data.
Further, the system is realized that target map information shows and is comprised the steps of：
(ST1) title of the user by client input inquiry target；
(ST2) into the cartographic information displayed page of target；
(ST2-A) show acquiescently diagram page；
(ST2-B) set up and the communication connection of service end by thread, according to search index and reading is stored in service end
Target designation, longitude data, latitude data and image data in file system；Longitude and latitude of the invocation map interface according to target
Information draws out the position of target on map, and shows target designation and correspondence image data in correspondence position.
Further, the client is to load on the APP applications in smart mobile phone；The service end, data acquisition system
System and data verification system are the server or server cluster for being loaded with above-mentioned correspondence system function program.
Embodiment 1
Such as entitled Chengdu ABCD Science and Technology Ltd.s, address is：Chengdu Tianfu Avenue stage casing xx, according to address
Information calls the first map platform interface to get the corresponding geographical latitude and longitude information of destination address：
{"status"：0, " result "：{"location"：{"lng"：105.07392899855, " lat "：
36.555138880016, " precise "：1, " confidence "：80, " level "："\u5546\u52a1\u5927\
U53a6 " } } can get from return information " confidence "：80 correspond to credibilitys is：80, longitude is
105.07392899855, latitude is 36.555138880016.
Call the second map platform interface to get the corresponding geographical latitude and longitude information of destination address to be：{"status"：″
1 ", " info "："OK","infocode"：″1000","count"：″1","geocodes"：[{"formatted_
address"：" Sichuan Province Chengdu Wu Hou District so-and-so square Building B ", " province "：" Sichuan Province, " citycode "："
028 ", " city "：" Chengdu ", " district "：" Wuhou District ", " township "：[], " neighborhood "：{"
name"：[], " type "：[] }, " building "：{"name"：[], " type "：[] }, " adcode "：" 510107 ", "
street"：" Tianfu Avenue stage casing ", " number "：" No. xx ", " location "：" 104.067139,30.548830 ", "
level"：" number " }] }.Can get from above-mentioned return information：Credibility is number, and longitude is 105.067139,
Latitude is 36.548830.
The phase of longitude and latitude degrees of data is carried out in the data input data verification system that will be got in above-mentioned two map platform
Mutually checking and completion；Being mutually authenticated and completion rule according to longitude and latitude degrees of data, the data that above-mentioned two platform gets are complete
Whole, then application rule b is ranked up according to the credibility of the acquisition data of two platforms, such as by the second map platform
" level "：" number ", it is corresponding to be converted into " credibility：99 ", (data form that different map platforms are returned is slightly poor
Different, the implication of platform data according to the map, by " level "：The description of " number " literal type, changes into and can be compared
Numeral, be that the Reliability ratio of different map datum platforms relatively lays the foundation) relatively by the first map platform obtain it is " credible
Degree：80 " credibility is higher, then select the longitude that the second map platform gets to be 105.067139, and latitude is 36.548830
As：" Chengdu ABCD Science and Technology Ltd.s, Chengdu Tianfu Avenue stage casing xx " corresponding longitude and latitude data.Through data verification
The latitude and longitude information for getting is stored in the HDFS distributed file systems of service end after the checking of system, above procedure is complete
Acquisition, checking and storing process into latitude and longitude information.
Situation about showing as needed, obtains the related description picture of target, picture is stored in the distributed of service end
In file system；As needed, JSON forms are stored data as, such as：{ " title "：" the limited public affairs of Chengdu ABCD science and technology
Department ", " address "：" Chengdu Tianfu Avenue stage casing xx ", " longitude "：" ' 105.067139 ", " latitude "：" 36.548830 ", "
Picture path "：" XXXXXX " } ElasticSearch directory systems are created in service end：Create as needed
ElasticSearch index mapping formats：Field includes：Title；Corresponding informance is imported in index.
On the basis of service end data storage and index, user is when client carries out the cartographic information display page, defeated
When entering " Chengdu ABCD Science and Technology Ltd.s ", acquiescently diagram page is initially entered, request of data is sent to service end by thread,
Request of data of the service end according to client, retrieves corresponding data and returns in client, client call map platform
Interface, and the datum target returned according to client：The position of " Chengdu ABCD Science and Technology Ltd.s ", title and picture description
Show, as shown in Figure 4.
Embodiment 2
The mode same with embodiment obtains the title of multiple targets, address, longitude, latitude, picture；And will import to it is right
In the index answered, the information of multiple targets when geographic information displaying is carried out, is read by way of Asynchronous loading, in correspondence
Position display go out the relevant information of target, as shown in Figure 5.
Claims (10)
1. cartographic information display systems based on Asynchronous loading, including client and service end, it is characterised in that the client
It is connected with service end communication；The client realizes the displaying of target map information based on the method for Asynchronous loading.
2. the system as claimed in claim 1, rises and is characterised by：The client is when target map information displaying is carried out, first
Acquiescence cartographic information is shown first；
The target geographic latitude and longitude information, Word message and the pictorial information that are stored in service end are read by thread again；
Information is returned to client according to the request of client by the service end；
The client shows target map position according to the geographical latitude and longitude information of target, and show in correspondence position it is right
The word answered and pictorial information.
3. system as claimed in claim 2, it is characterised in that the system also includes data-acquisition system, the data are obtained
Take the distributed file system that the target designation for getting, address, longitude, latitude and image data are stored in system service end
In.
4. system as claimed in claim 3, it is characterised in that the data-acquisition system is by crawler technology from the Internet
Obtain title and the address of target.
5. system as claimed in claim 3, it is characterised in that the data-acquisition system according to the call by location of target at least
Two map platform interfaces obtain corresponding geographical latitude and longitude information.
6. system as claimed in claim 5, it is characterised in that the system also includes, data verification system；The data are tested
The data that card system is obtained according at least two map platform interfaces, carry out being mutually authenticated and completion for longitude and latitude degrees of data.
7. system as claimed in claim 6, it is characterised in that the data verification system realizes that longitude and latitude degrees of data is mutually authenticated
And completion, it is suitable for following rule condition：
If a, the longitude and latitude degrees of data obtained from the first map platform are complete, and the longitude and latitude number of degrees got from the second map platform
According to there is disappearance, then the first longitude data and the first latitude data is selected as the geographical latitude and longitude information of enterprise；
In the data message that b, selection are got from platform, sorted according to credibility, select credible higher corresponding longitude and latitude
Longitude and latitude degrees of data of the information for enterprise；
C, compare the first longitude data and the second longitude data, obtain difference data 1, compare the first latitude data and the second latitude
Data, obtain difference data 2, if difference data 1 and difference data 2 are selected the first longitude in the threshold value for arranging
Data, the first latitude data or the second longitude data, the second latitude data as enterprise geographical longitude and latitude degrees of data；
Above-mentioned rule condition is suitable in order.
8. system as claimed in claim 7, it is characterised in that the service end sets up index using ElasticSearch,
The field of index storage includes title.
9. system as claimed in claim 8, it is characterised in that the system realizes that target map information is shown comprising following step
Suddenly：
(ST1) title of the user by client input inquiry target；
(ST2) into the cartographic information displayed page of target；
(ST2-A) show acquiescently diagram page；
(ST2-B) set up and the communication connection of service end by thread, according to search index and reading is stored in service end file
Target designation, longitude data, latitude data and image data in system；Latitude and longitude information of the invocation map interface according to target
The position of target is drawn out on map, and shows target designation and correspondence image data in correspondence position.
10. the system as described in one of claim 1 to 9, it is characterised in that the client is loaded in smart mobile phone；Institute
It is the server or server cluster for being loaded with one of claim 1 to 9 systemic-function to state service end.
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