CN106453822A - Map information display method based on asynchronous loading - Google Patents
Map information display method based on asynchronous loading Download PDFInfo
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- CN106453822A CN106453822A CN201610794595.1A CN201610794595A CN106453822A CN 106453822 A CN106453822 A CN 106453822A CN 201610794595 A CN201610794595 A CN 201610794595A CN 106453822 A CN106453822 A CN 106453822A
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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
-
- 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
-
- 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
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- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Data Mining & Analysis (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- User Interface Of Digital Computer (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
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Abstract
The invention relates to the field of Internet information processing, and particularly relates to a map information display method based on asynchronous loading. When a user enters a target map information display page, the default map information is displayed at first, and then the geographic coordinate information, the text information and the picture information of a target are read by a thread, and the target position and the character and picture information corresponding to the target are drawn on the displayed basic map page based on the target coordinate position. The method solves the problems that during the synchronous display, the memory occupation is too high, the page refreshing efficiency is low, and the frame is stuck; and the frame switching smoothness is guaranteed, and the user experience is improved. The method has high application values in the related service businesses of a mobile smart terminal based on the geography information, and is particularly suitable for the situation requiring the simultaneous displaying of a plurality of targets on the map page and the displaying of the description of the character and picture description of the target.
Description
Technical field
Internet information process field of the present invention, particularly to the cartographic information methods of exhibiting based on Asynchronous loading.
Background technology
The rise of intelligent movable equipment is that the live and work of people provides many facilities, and wherein smart mobile phone is moving
Popularity highest in intelligent terminal, using the most extensive.Types of applications for smart mobile phone is also constantly updating and is sending out
Exhibition;Existing smart mobile phone, limited memory, loading application programs are excessive, and when being used, picture interim card often occurs, especially
It is when there being more picture to show simultaneously, because the internal memory occupied by picture is very big, typically by the way of reading from backstage,
The mode shown in front end to be carried out;If picture reads from backstage, generally require the conversion proceeding through binary stream, read
Speed can affect the effect that picture shows and draws, page furbishing when these factors result in a large amount of word of simultaneous display and picture
Effect is poor, operates slack phenomenon, has a strong impact on the experience of user.
By application widely is had based on the service of GIS-Geographic Information System in types of applications, for example, provide user
Location-based service, the geographical information query of target, target area, the analysis of geographical commercial value and excavation etc.;A lot of mobile phone A PP carry
For the Data Information Service of correlation is shown based on geographical position on map tool, but it is as needing the data volume shown to get over
Come bigger, on the premise of not affecting user operation experience, how quickly to show that mass data becomes an important problem.
Mobile phone A PP, when realizing mass data is illustrated on map tool, adopts and for target to be shown in map with a point at present
On, put corresponding related data by clicking on point and obtaining this, render the smoothness it is ensured that interface with what this to reduce image.
But this kind of display packing needs user to click on target just shows details, increased the operating procedure of user, exhibition method is not
Enough directly perceived, and only disposably intuitively need not just have preferable display effect on the premise of the details of display data
Really.When needing the geographical position substantial amounts of information of displaying to be disposably based on map tool and includes pictorial information, existing
Technical scheme just cannot be suitable for.
Content of the invention
It is an object of the invention to the above-mentioned deficiency in the presence of overcoming prior art, provide the map based on Asynchronous loading
Information displaying method.When user enters into first option card interface of acquiescence, just by thread asynchronous prestrain map circle
Some information in face, on the premise of ensureing user operation smoothness, accelerate after user is switched to cartographic information option card interface
The speed that data loads.
In order to realize foregoing invention purpose, the invention provides technical scheme below:
Based on the cartographic information methods of exhibiting of Asynchronous loading, when user enters the target map information display page, aobvious first
Acquiescently diagram page is shown, reads geographic coordinate information, Word message and the pictorial information of target by thread;And showing
The basic map page on target location and the corresponding word of target and pictorial information are drawn out according to the coordinate position of target.
Specifically, before carrying out cartographic information displaying, the title of the word of described target and address information are through reptile skill
Art obtains from the Internet.
Further, the geographic coordinate information of described target information includes longitude information and latitude information, described longitude letter
Breath and latitude information obtain according to the call by location existing map platform interface of target.Obtain to improve latitude and longitude information
Accuracy, be mutually authenticated and completion by the longitude and latitude degrees of data getting from least two map platforms.
Further, the title of described target, latitude and longitude information, image data are stored in distributed file system and make
Set up the indexed format comprising target designation with ElasticSearch;And corresponding informance will be imported in index.
On the basis of said process, the target map information of the inventive method shows and comprises implemented below step:
(ST1) user input query target;
(ST2) enter the cartographic information displayed page of target;
(ST2-A) display acquiescently diagram page;
(ST2-B) set up by thread and be connected with the communication on backstage, according to search index and read and be stored in file system
In target designation, longitude data, latitude data and image data;Invocation map interface is according to the latitude and longitude information of target on ground
The position of target is drawn out on figure, and shows target designation and corresponding image data in correspondence position.
Compared with prior art, beneficial effects of the present invention:The present invention provides the cartographic information based on Asynchronous loading to show
Method, when user enters the target map information display page, shows acquiescence cartographic information first, then reads target by thread
Geographic coordinate information, Word message and pictorial information;And on the basic map page of display the coordinate bit according to target
Put and draw out target location and the corresponding word of target and pictorial information.When the information that need are shown includes pictorial information, such as
Disposably all information on map will take substantial amounts of mobile phone EMS memory to fruit, cause picture interim card, impact page furbishing and picture
The efficiency rendering;The inventive method, by the way of Asynchronous loading, decreases the occupancy of internal memory, improves page furbishing and picture
The efficiency rendering, it is to avoid picture interim card, it is ensured that the fluency of operation, first shows base when user enters into map displayed page
Then this cartographic information can see the location name of target of display and corresponding pictorial information on map, and picture is progressively opened up
Show, user operation impression is more smooth;The more synchronous load mode of display effect significantly improves.
Brief description:
Fig. 1 shows schematic diagram for target map information.
Fig. 2 is the interface schematic diagram that multiple target map information show simultaneously.
Fig. 3 be this cartographic information methods of exhibiting based on Asynchronous loading realize step schematic diagram.
It should be appreciated that all accompanying drawings of the present invention are schematically, do not represent real size and ratio.
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 the above-mentioned theme of the present invention is only limitted to below example, all belongs to this based on the technology that present invention is realized
The scope of invention.
The present invention provides the cartographic information methods of exhibiting based on Asynchronous loading.Enter into first option of acquiescence in user
During card interface, just by some information of thread asynchronous prestrain map interface, on the premise of ensureing user operation smoothness, plus
Fast user be switched to cartographic information option card interface after the speed that loads of data.
In order to realize foregoing invention purpose, the invention provides technical scheme below:
Based on the cartographic information methods of exhibiting of Asynchronous loading, when user enters the target map information display page, aobvious first
Illustrate to give tacit consent to cartographic information, then geographic coordinate information, Word message and the pictorial information reading target by thread;And aobvious
On the basic map page showing, target location and the corresponding word of target and picture letter are drawn out according to the coordinate position of target
Breath is as shown in Figure 2.Due to not being disposably to be shown all word pictures in map, just decrease the occupancy of internal memory, keep away
Exempt from the Caton phenomenon of picture, first it is seen that basic cartographic information for the angle of user's impression, and then will see
To display on map for the target information, picture shows that ratio is smoother, improves Consumer's Experience.Such Asynchronous loading mode subtracts
Few use to mobile phone EMS memory, it is ensured that interface refreshing, the efficiency rendering, makes user operation more smooth.The inventive method is special
It is applied on the map page once property and show the word of big target and the situation of pictorial information.Specifically, carry out map letter
Before breath is shown, the title of the word of described target, address information and pictorial information obtain from the Internet through crawler technology.
The selection of target, according to specifically applying to set (vertical search in such as a certain field), is arranged as required to field from interconnection
Corresponding information is obtained, the analysis for related data and offer of reforming are basic in net.
Further, the geographic coordinate information of described target information connects according to the call by location existing map platform of target
Mouthful obtaining.In order to improve the accuracy of latitude and longitude information acquisition, by from least two longitudes and latitudes that map platform gets
Data is being mutually authenticated and completion.
Further, described data is mutually authenticated and completion, comprises implemented below process:
(1) call the first map platform interface, obtain enterprise first longitude data and the first latitude data;
(2) call the second map platform interface, obtain enterprise second longitude data and the second latitude data;
(3) described data is mutually authenticated and completion, is suitable for following rule condition:
If the longitude and latitude degrees of data that a obtains from the first map platform is complete, and the longitude and latitude getting 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;
B, selection, from the data message that platform gets, are sorted according to credibility, select credible higher corresponding warp
Latitude information is the longitude and latitude degrees of data of 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, all in the threshold value of setting, may be selected the
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, by the title of described target, latitude and longitude information data storage in data base, image data is stored in
In distributed file system;Set up the indexed format comprising target designation using ElasticSearch;Will and by corresponding informance
Import in index.ElasticSearch is a search server based on Lucene, there is provided a distributed multi-user
The full-text search engine of ability, based on RESTful web interface, facilitates user to search for by web interface and read data.
On the basis of said process, the target map information of the inventive method shows and comprises implemented below step:
(ST1) user input query target;
(ST2) enter the cartographic information displayed page of target;
(ST2-A) display acquiescently diagram page;
(ST2-B) set up by thread and be connected with the communication on backstage, according to search index and read and be stored in file system
In target designation, longitude data, latitude data and image data;Invocation map interface is according to the latitude and longitude information of target on ground
The position of target is drawn out on figure, and shows target designation and corresponding image data in correspondence position.
Embodiment 1
From network, target designation and corresponding address information and pictorial information, such as name are crawled according to field setting
Referred to as Chengdu ABCD Science and Technology Ltd., address is:Chengdu Tianfu Avenue stage casing xx, calls the first ground according to address information
Figure platform interface gets destination address corresponding geography latitude and longitude information:{″status″:0, " result ":{″
location″:{″lng″:105.07392899855, " 1at ":36.555138880016, " precise ":1, "
confidence″:80, " level ":" u5546 u52al u5927 u53a6 " credibility can be got from return information
For:80, longitude is 105.07392899855, and latitude is 36.555138880016.
Call the second map platform interface get destination address corresponding geography latitude and longitude information 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 data that above-mentioned two platform gets is all complete, then application rule b, the acquisition data according to two platforms can
Reliability is being ranked up, such as " level " by the second map platform:" number ", corresponding is converted into " credibility:
99 ", relatively pass through the " credibility that the first map platform obtains:80 " credibility is higher, then select the second map platform to get
Longitude be 105.067139, latitude be 36.548830 conducts:" in Chengdu ABCD Science and Technology Ltd., Chengdu Tianfu Avenue
The corresponding longitude and latitude data of section xx ".The latitude and longitude information getting is stored in HDFS distributed file system, above procedure
Complete acquisition and the storing process of latitude and longitude information.
Create ElasticSearch index mapping format:Field includes:Title, address;Corresponding informance is imported to index
In.
Said process is as shown in Figure 1.On the basis of this data, user, when carrying out the cartographic information display page, inputs
When " Chengdu ABCD Science and Technology Ltd. ", initially enter acquiescently diagram page, read " to become according to from backstage by other thread
The corresponding informance of all ABCD Science and Technology Ltd.s ", invocation map interface is by target:The position of " Chengdu ABCD Science and Technology Ltd. "
Put, title and picture description show, as shown in Figure 2.
Embodiment 2
The mode same with embodiment obtains the title of multiple targets, address, longitude, latitude, picture;And will import to right
By way of Asynchronous loading, in the index answered, when carrying out geographic information displaying, read the information of multiple targets, corresponding to
Position display go out the relevant information of target, as shown in Figure 3.
Claims (5)
1. the cartographic information methods of exhibiting based on Asynchronous loading is it is characterised in that user enters the target map information display page
When, show acquiescence cartographic information, more geographical latitude and longitude information, Word message and the picture letter reading target by thread first
Breath;And on the basic map page of display according to the coordinate position of target show target location and corresponding word and
Pictorial information.
2. before the method for claim 1 is it is characterised in that carry out cartographic information displaying, the title of described target and
Address obtains from the Internet through crawler technology.
3. method as claimed in claim 2 corresponds to it is characterised in that being obtained according to the call by location map platform interface of target
Geographical latitude and longitude information, and carry out being mutually authenticated by the longitude and latitude degrees of data getting from least two map platforms and
Completion.
4. method as claimed in claim 3 is it is characterised in that be stored in the latitude and longitude information of described target, title, picture
In distributed file system;And the indexed format comprising name field is set up using ElasticSearch;To and believe corresponding
Breath imports in index.
5. the method as described in one of Claims 1-4 comprises implemented below step it is characterised in that target map information shows
Suddenly:
(ST1) user passes through client input inquiry target;
(ST2) enter the cartographic information displayed page of target;
(ST2-A) display acquiescently diagram page;
(ST2-B) set up by thread and be connected with the communication on backstage, according to search index and read and be stored in file system
Target designation, longitude data, latitude data and image data;Invocation map interface is according to the latitude and longitude information of target on map
Draw out the position of target, and show target designation and corresponding image data in correspondence position.
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Cited By (4)
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CN108647071A (en) * | 2018-05-02 | 2018-10-12 | 山东浪潮通软信息科技有限公司 | A kind of general purpose module of quick obtaining latitude and longitude coordinates |
WO2019056697A1 (en) * | 2017-09-20 | 2019-03-28 | 广东省建设信息中心 | Method for processing address association data, user terminal and server |
CN109634544A (en) * | 2018-11-23 | 2019-04-16 | 北京梧桐车联科技有限责任公司 | Application interface display methods and device, display equipment and storage medium |
CN110191006A (en) * | 2019-06-25 | 2019-08-30 | 苏州市协力环保设备有限公司 | Internet of Things cloud platform and its working method |
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