CN105447101A - Map engine implementation method and apparatus - Google Patents
Map engine implementation method and apparatus Download PDFInfo
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- CN105447101A CN105447101A CN201510769826.9A CN201510769826A CN105447101A CN 105447101 A CN105447101 A CN 105447101A CN 201510769826 A CN201510769826 A CN 201510769826A CN 105447101 A CN105447101 A CN 105447101A
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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
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/953—Querying, e.g. by the use of web search engines
- G06F16/9537—Spatial or temporal dependent retrieval, e.g. spatiotemporal queries
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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
Abstract
Embodiments of the present invention discloses a map engine implementation method and apparatus. The method comprises: performing map drawing according to a received map drawing request by using target map data to generate a target map, and returning to a client; transmitting a user input instruction that is received based on the target map to a corresponding interface of a target application so as to implement call execution on the target application; and updating the target map according to a call execution result of the target application, and returning an update result or the call execution result of the target application to the client. According to the technical scheme provided by embodiments of the present invention, a visualization display of a combination of secondary development service data of the user input instruction and target map data can be implemented; the existing map engine technology can be optimized; and an increasing demand of people for personalized map drawing can be met.
Description
Technical field
The embodiment of the present invention relates to engine map technical field, particularly relates to a kind of engine map implementation method and device.
Background technology
Network geographic information system (WebGeographicInformationSystem, WEBGIS) be utilize WWW (WorldWideWeb, WEB) technology is expanded and is improved Geographic Information System (GeographicInformationSystem, GIS) an engine map technology, its core is in WEBGIS, embed HTTP (Hypertexttransferprotocol, HTTP) standard, realizes management and the issue of the spatial information under Internet environment.WEBGIS can adopt many main frames, multiple database to carry out distributed deployment, realized interconnected by Internet, it is a kind of browser/server (B/S) structure, server end provides information and service to client, browser (client) has the function obtaining various spatial information and application, and WEBGIS technology is widely used at area of geographic information.
But along with the continuous progress of geographical information technology, existing WEBGIS engine map system cannot meet the mapping demand of the growing personalization of people and the secondary development of engine map business.
Summary of the invention
The embodiment of the present invention provides a kind of engine map system, to optimize existing engine map technology, meets the mapping demand of the growing personalization of people.
On the one hand, embodiments provide a kind of engine map implementation method, comprising:
Use target map data to carry out mapping according to the mapping request received, generate target map, and be back to client;
By the user input instruction received based on described target map, be passed to corresponding destination application interface, to realize calling execution to destination application;
Call execution result according to described destination application, upgrade described target map, and the execution result that calls upgrading result or described destination application is back to described client.
Further, also comprise:
Obtain the map element of the setting form issued in network, and the described map element obtained is converted to the target map data for carrying out mapping.
Further, the map element of the setting form issued in described acquisition network, and the target map data that the described map element obtained is converted to for carrying out mapping is comprised:
Obtain the map element to be transformed that the expansion of issuing in network is called .ship and/or .mif;
Based on setting format conversion algorithms, described map element to be transformed is converted into the target map data of expansion .ora by name.
Further, mapping request that described basis receives uses target map data to carry out mapping, generates target map, and is back to client and comprises:
According to mapping request structure at least two the mapping instructions received, wherein, described mapping instruction comprises the regional extent of institute's map making;
Respectively each described mapping instruction is sent in the server of specifying in cluster server, completes the mapping of specifying interval range to indicate each described server;
The map of the appointment interval range returned by each described server combines, and the map denotation size based on mapping requesting client generates described target map, and is back to client.
Further, mapping request structure at least two mapping instructions that described basis receives comprise:
According to the mapping request received, based on the map denotation size of mapping requesting client, structure is greater than the mapping area of described map denotation size setting multiple, and based at least two the mapping instructions of described mapping area structure;
Accordingly, also comprise:
The map exceeding described map denotation sized fraction after the map of the appointment interval range returned by each described server combines stores.
Further, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive the crash analysis instruction of user's input based on described target map, and obtain at least two primary importance information that described crash analysis instruction comprises;
Described at least two primary importance information are passed to crash analysis application programming interfaces, with realize to collision analysis application call execution;
Wherein, described crash analysis application programming interfaces comprise at least two primary importance parameters, described crash analysis application program is used for after obtaining at least two the primary importance parameter values received by crash analysis application programming interfaces, obtain the object that described in the interval inherence of setting-up time, at least two primary importance parameter value positions all occur, and obtained object is returned.
Further, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive the upper figure instruction of single-point of user's input based on described target map, and obtain the second place information that the upper figure instruction of described single-point comprises;
Described second confidence breath is passed to the upper figure application programming interfaces of single-point, to realize calling execution to the upper figure application program of single-point;
Wherein, the upper figure application programming interfaces of described single-point comprise second place parameter, described single-point upper figure application program is for after obtaining the second place parameter value received by the upper figure application programming interfaces of single-point, obtain unique point around described second place parameter value position in setting regions, described second place parameter value and each unique point are drawn at the correspondence position of described target map and returns.
Further, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive the upper figure instruction of multiple spot of user's input based on described target map, and obtain at least one the 3rd positional information that the upper figure instruction of described multiple spot comprises;
At least one the 3rd confidence breath described is passed to the upper figure application programming interfaces of multiple spot, to realize calling execution to the upper figure application program of multiple spot;
Wherein, the upper figure application programming interfaces of described multiple spot comprise at least one the 3rd location parameter, described multiple spot upper figure application program is for after obtaining at least one the 3rd location parameter value received by the upper figure application programming interfaces of multiple spot, obtain unique point around at least one the 3rd location parameter value position described in setting regions, at least one the 3rd location parameter value described and each unique point are drawn at the correspondence position of described target map and returns.
Further, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive third party's engine map access instruction of user's input based on described target map, and obtain third party's engine map information that described third party's engine map access instruction comprises;
Described third party's engine map information is passed to third party's engine map access application interface, to realize calling execution to third party's engine map access application;
Wherein, described third party's engine map access application interface comprises third party's engine map parameter, described third party's engine map access application is used for, after obtaining the third party's engine map parameter value arrived by third party's engine map access application interface, calling the application programming interfaces of third party's engine map corresponding to described third party's engine map parameter value.
On the other hand, the embodiment of the present invention also provides a kind of engine map implement device, comprising:
Map drawing module, for using target map data to carry out mapping according to the mapping request received, generating target map, and being back to client;
Service interface module, for the user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize calling execution to destination application;
Upgrading display module, for calling execution result according to described destination application, upgrading described target map, and the execution result that calls upgrading result or described destination application is back to described client.
The engine map implementation method that the embodiment of the present invention provides and device, by user input instruction being passed to corresponding destination application interface based on the target map of completing, realize calling execution to destination application, execution result is called according to described destination application, upgrade described target map, with the user input instruction of the client according to target map data and acquisition by calling destination application, realize the secondary development business datum of user input instruction and target map data to combine visual display, optimize existing engine map technology, meet the mapping demand of the growing personalization of people.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the engine map implementation method that the embodiment of the present invention one provides;
Fig. 2 is the logical organization schematic diagram of the target map generation that the embodiment of the present invention one provides;
Fig. 3 is the structural representation of the cluster server that the embodiment of the present invention one provides;
Fig. 4 is the schematic diagram of the mapping area that the embodiment of the present invention one provides;
Fig. 5 is the process flow diagram of the engine map implementation method that the embodiment of the present invention two provides;
Fig. 6 is the logical organization schematic diagram of the engine map realization that the embodiment of the present invention two provides;
Fig. 7 is the structural representation of the engine map implement device that the embodiment of the present invention three provides.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the specific embodiment of the invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not full content.Before in further detail exemplary embodiment being discussed, it should be mentioned that some exemplary embodiments are described as the process or method described as process flow diagram.Although operations (or step) is described as the process of order by process flow diagram, many operations wherein can be implemented concurrently, concomitantly or simultaneously.In addition, the order of operations can be rearranged.Described process can be terminated when its operations are completed, but can also have the additional step do not comprised in the accompanying drawings.Described process can correspond to method, function, code, subroutine, subroutine etc.
Embodiment one
Fig. 1 gives the process flow diagram of the engine map implementation method that the embodiment of the present invention one provides.The method of the present embodiment can be performed by engine map implement device, and this device realizes by the mode of hardware and/or software, and the part that described device can be used as engine map server is arranged on described engine map server internal.
As shown in Figure 1, the engine map implementation method that the embodiment of the present invention one provides comprises the following steps:
The mapping request that step 101, basis receive uses target map data to carry out mapping, generates target map, and is back to client.
Before this step, can also comprise the following steps: the map element obtaining the setting form issued in network, and the described map element obtained is converted to the target map data for carrying out mapping.
Wherein, the map element of the setting form issued in described acquisition network, and the target map data that the described map element obtained is converted to for carrying out mapping can specifically be comprised: obtain the map element to be transformed that the expansion of issuing in network is called .ship and/or .mif; Based on setting format conversion algorithms, described map element to be transformed is converted into the target map data of expansion .ora by name.
Described target map data can for the setting form that obtains from network (such as, expansion .ship and/or .mif form by name) map element, also can be called the target map data of .ora for the expansion obtained from database, also can transform based on setting format conversion algorithms the target map data that the expansion generated is called .ora for the map element of the setting form obtained from network.Wherein, described database comprises PostGIS, Mysql and Oracle.
The logical organization schematic diagram that the target map that Fig. 2 gives the embodiment of the present invention one to be provided generates.As shown in Figure 2, data access layer 21 obtains map element for carrying out mapping, and (described map element can such as expand the file of .ship by name for setting form, also can be the data stored in database such as PostGIS), data structure layer 22 is resolved described map element based on setting format conversion algorithms and is obtained target map data, and Plotting data layer 23 draws target map according to described target map data.Wherein, target map object (Map object) is made up of one group of map overlay, and the corresponding map element of each layer, Map is to the container liking layer (Layer), and layer is to the container liking pel.
This step specifically can comprise: according to mapping request structure at least two the mapping instructions received, wherein, described mapping instruction comprises the regional extent of institute's map making; Respectively each described mapping instruction is sent in the server of specifying in cluster server, completes the mapping of specifying interval range to indicate each described server; The map of the appointment interval range returned by each described server combines, and the map denotation size based on mapping requesting client generates described target map, and is back to client.
Wherein, described appointment interval range can be determined according to the performance of each server in cluster server, also according to the quantity of server in cluster server, the regional extent of institute's map making can be distributed equally acquisition.Such as, in cluster server, the quantity of server is 9, then each server can be indicated to complete the whole mapping treating 1/9 of map making regional extent.
Fig. 3 gives the structural representation of the cluster server that the embodiment of the present invention one provides.As shown in Figure 3, the regional extent (summation of Img_1 to Img_9) of institute's map making is distributed to each server by the quantity according to the server in server cluster, indicates each server to complete and specifies interval range (Img_1 or Img_2 ... or Img_9) the drafting treating map making.The benefit of such setting is: the drafting can supporting massive map data on the one hand, also mitigates the burden of engine map server on the other hand, accelerates speed and the efficiency of mapping.
Wherein, mapping request structure at least two mapping instructions that described basis receives comprise: according to the mapping request received, based on the map denotation size of mapping requesting client, structure is greater than the mapping area of described map denotation size setting multiple, and based at least two the mapping instructions of described mapping area structure; Accordingly, can also comprise: the map exceeding described map denotation sized fraction after the map of the appointment interval range returned by each described server combines stores.
Fig. 4 gives the schematic diagram of the mapping area that the embodiment of the present invention one provides, as shown in Figure 4, according to the mapping request received, based on the map denotation size A of mapping requesting client, structure is greater than the mapping area (A+B) that described map denotation size A sets multiple, the map of the appointment interval range returned by each described server combines, map denotation size A based on mapping requesting client generates described target map, and be back to client, to make the target map showing a-quadrant scope on the client, i.e. interface display Map as shown in Figure 4, and the map of the appointment interval range returned by each described server exceedes described map denotation sized fraction B map i.e. buffer memory Map as shown in Figure 4 after combining carries out buffer memory.The benefit of such setting is: when receiving the mapping request of user to B region, directly can obtain the map in the described B region of buffer memory, accelerates the speed of response user mapping request.
Step 102, the user input instruction will received based on described target map, be passed to corresponding destination application interface, to realize calling execution to destination application;
This step specifically can comprise: the crash analysis instruction receiving user's input based on described target map, and obtains at least two primary importance information that described crash analysis instruction comprises; Described at least two primary importance information are passed to crash analysis application programming interfaces, with realize to collision analysis application call execution; Wherein, described crash analysis application programming interfaces comprise at least two primary importance parameters, described crash analysis application program is used for after obtaining at least two the primary importance parameter values received by crash analysis application programming interfaces, obtain the object that described in the interval inherence of setting-up time, at least two primary importance parameter value positions all occur, and obtained object is returned.
Wherein, the described object all occurred in described at least two primary importance parameter value positions, it can be the relevant information of people or thing, such as, after receiving the crash analysis instruction comprising place A information and place B information, the people that place A and place B occurs simultaneously can be analyzed, to obtain the information for arresting suspect by calling crash analysis application programming interfaces.
This step specifically can comprise: the upper figure instruction of single-point receiving user's input based on described target map, and obtains the second place information that the upper figure instruction of described single-point comprises; Described second confidence breath is passed to the upper figure application programming interfaces of single-point, to realize calling execution to the upper figure application program of single-point; Wherein, the upper figure application programming interfaces of described single-point comprise second place parameter, described single-point upper figure application program is for after obtaining the second place parameter value received by the upper figure application programming interfaces of single-point, obtain unique point around described second place parameter value position in setting regions, described second place parameter value and each unique point are drawn at the correspondence position of described target map and returns.
This step specifically can also comprise: the upper figure instruction of multiple spot receiving user's input based on described target map, and obtains at least one the 3rd positional information that the upper figure instruction of described multiple spot comprises; At least one the 3rd confidence breath described is passed to the upper figure application programming interfaces of multiple spot, to realize calling execution to the upper figure application program of multiple spot; Wherein, the upper figure application programming interfaces of described multiple spot comprise at least one the 3rd location parameter, described multiple spot upper figure application program is for after obtaining at least one the 3rd location parameter value received by the upper figure application programming interfaces of multiple spot, obtain unique point around at least one the 3rd location parameter value position described in setting regions, at least one the 3rd location parameter value described and each unique point are drawn at the correspondence position of described target map and returns.
Wherein, the unique point around described position in setting regions can be the information of second place surrounding enviroment, as building building, hotel, base station and advertising message etc.
This step can also comprise: the third party's engine map access instruction receiving user's input based on described target map, and obtains third party's engine map information that described third party's engine map access instruction comprises; Described third party's engine map information is passed to third party's engine map access application interface, to realize calling execution to third party's engine map access application; Wherein, described third party's engine map access application interface comprises third party's engine map parameter, described third party's engine map access application is used for, after obtaining the third party's engine map parameter value arrived by third party's engine map access application interface, calling the application programming interfaces of third party's engine map corresponding to described third party's engine map parameter value.
Wherein, described third party's engine map comprises Google Maps engine, Baidu's engine map, sky map engine map and ArcgisServer platform.
This step can also comprise: the map dimension selection instruction receiving user's input based on described target map, and obtains the map dimension information that described map dimension selection instruction comprises; Described map dimension information is passed to map dimension selective gist routine interface, to realize calling execution to map dimension selective gist program; Wherein, described map dimension selective gist routine interface comprises map dimension parameter, described map dimension selective gist program is used for after obtaining the map dimension parameter value received by map dimension selective gist routine interface, determine the dimension type of the application program of subsequent calls, wherein, described dimension comprises two and three dimensions.
Step 103, call execution result according to described destination application, upgrade described target map, and the execution result that calls upgrading result or described destination application is back to described client.
Exemplary, when described user input instruction is crash analysis instruction, result will be called to collision analysis application: the object that described in the interval inherence of the setting-up time of acquisition, at least two primary importance parameter value positions all occur, is back to described client; When described user input instruction is the upper figure instruction of single-point, according to calling result to single-point upper figure application program: the unique point around the described second place parameter value position of acquisition in setting regions, upgrade described target map, and renewal result is back to described client.
The technical scheme that the embodiment of the present invention one provides, by user input instruction being passed to corresponding destination application interface based on the target map of completing, realize calling execution to destination application, execution result is called according to described destination application, upgrade described target map, with the user input instruction of the client according to target map data and acquisition by calling destination application, realize the secondary development business datum of user input instruction and target map data to combine visual display, optimize existing engine map technology, meet the mapping demand of the growing personalization of people.
Embodiment two
Fig. 5 gives the process flow diagram of the engine map implementation method that the embodiment of the present invention two provides.The present embodiment, based on above-described embodiment one, provides a kind of preferred embodiment, and the details of not detailed description is in the present embodiment see above-described embodiment one.As shown in Figure 5, the engine map implementation method that the present embodiment provides, comprises the following steps:
Step 201, obtain target map data for carrying out mapping.
The logical organization schematic diagram that the engine map that Fig. 6 gives the embodiment of the present invention two to be provided realizes.As shown in Figure 6, obtaining has with under type for the target map data carrying out mapping: obtain map tile data 631 or obtain the spatial data files 632 or the middle data 633 stored of acquisition spatial database (such as, PostGIS, Mysql and Oracle) issued in network.In addition, by setting transfer algorithm ShipToMysql, the spatial data files of setting form can be converted into the map datum of expansion .org by name.Wherein, described tile data can be map tile data, map raster data or map picture data.
The mapping request that step 202, basis receive uses target map data to carry out mapping, generates target map, and is back to client.
As shown in Figure 6, the GeoTools in GeoServer62 can be adopted to carry out the drafting of map, and the map exceeding the map denotation sized fraction of such map requests client drawn can be stored in cached buffer memory.Described GeoServer supports the layer service of multiple map data format, comprise Web Feature Service (WebFeatureService, WFS), web map service (WebMapService, WMS), Web covers service (WebCoverageService, WCS) etc.
Step 203, the user input instruction will received based on described target map, be passed to corresponding destination application interface, to realize calling execution to destination application;
Wherein, destination application interface 61 can comprise the application programming interfaces that OpenLayers provides, can be used for carrying out space querying, spatial analysis, layer style is determined, free hand drawing layer is drawn, multi-drawing layer stacking, the application programming interfaces of secondary encapsulation can also be comprised, may be used for picture point, setting-out, picture, translation/roaming, zoom in/out, hawkeye, coordinate extraction, draw some position, gridding, picture track, crash analysis, note etc.
In addition, described destination application interface 61 also comprises third party's engine map access application interface 611, for calling the application programming interfaces of loading third-party engine map; Secondary application and development application programming interfaces 612, for providing the application programming interfaces that can carry out secondary development application, single-point upper figure application programming interfaces and the upper figure application programming interfaces 613 of multiple spot, for obtaining the information of the surrounding enviroment of single-point or multiple spot.
Step 204, call execution result according to described destination application, upgrade described target map, and the execution result that calls upgrading result or described destination application is back to described client.
Provide the engine class encapsulated in destination application interface below, described engine class is used for the secondary development of each operation system:
1) OpenLayers.Control is to map control API, quotes this engine class and calls this class methods, can realize map operation controlling functions.The method called and practical function as follows:
ArgParser: to precision analysis and the coupling of map.
Attribution: to the acquisition of layer properties value.
Button: button control on map.
CacheRead: read cache map data.
CacheWrite: write cache map data.
DragFeature: free hand drawing example drags.
DragPan: map translation.
DrawFeature: free hand drawing example is drawn.
EditingToolbar: digital map navigation hurdle editor.
KeyboardDefaults: keyboard shortcut operation map, comprises upwards, downwards, left, move right map.
LayerSwitcher: the display of multi-layer image tree structure and map overlay order.
MousePosition: the real-time longitude of mouse pointer and latitude display.
NavigationHistory: map history playback operation, has map action and to move forward and backward function.
NavToolbar: map scale control strip.
OverviewMap: multi-drawing layer stacking shows.
Pan: map translation.
Panel: map translation shows.
PanPanel: map panel translation.
PanZoom: map translation zoom operations.
PanZoomBar: usage ratio hurdle controls convergent-divergent.
Permalink: layer arranges hyperlink function.
SelectFeature: select layer event, the event operated need be carried out.
SLDSelect: obtain the Property ID value selected.
TouchNavigation: digital map navigation trigger event.
TransformFeature: layer change event.
UTFGrid: grid data coded format is arranged.
WMSGetFeatureInfo: load WFS Online Map attribute information.
WMTSGetFeatureInfo: load WMT Online Map attribute information.
Zoom: layer engineer's scale controlled attribute.
ZoomBox: layer engineer's scale range of control.
ZoomIn: layer engineer's scale amplifies.
ZoomOut: layer scale compression.
ZoomPanel: layer engineer's scale panel remarks show.
ZoomToMaxExtent: layer engineer's scale bounds.
2) the special function of Feature is geographical and the combination of attribute, allows map seem and more has sagacity, stackable more effects of more dazzling on map, the method that this engine class is called and practical function as follows:
Vector: vector data draws the geometric description of class.They have " attribute " attribute, and this attribute is data object, and " style " attribute default, wherein, define in OpenLayers.Feature.Vector.style object.
3) Format is the read/write multiple format of basic data.The foundation class of OpenLayers.Format, preset have read and write method, this type of method called and practical function as follows.
ArcXML: read or write ArcXML data, can be used for geodata operation, creates to have OpenLayers.Format.ArcXML and construct a new example.
Atom: the Atom summary information of read/write map.
Context: base class is Format.WMC and Format.OWSContext, obtains WMC and OWSC formatted data content.
CQL: read CQL character string and obtain OpenLayers.Filter object, CQL character can be filtered.Create a new resolver and OpenLayers.Format.CQL constructs.
CSWGetDomain: be used for obtaining engine map version number.
4) Geometry space geometry is the description of a geographic object, and this is typical geometric type class, can draw a little, line, the multiple layer in face, this type of method called and practical function as follows:
Collection: the set storing different geometries, these be stored in local parameter assembly (its can as a Parameter transfer give structure), along with new geometric configuration adds set to, they are not clones, when dismounting geometric configuration, they need with reference to specifying (namely must pass through deleted in accurate geometric configuration).Cover getArea and getLength function, be only iteration by assembly here, sum up respective field and length.
Curve: trace on map, multiple spot constituent curve figure.
LinearRing: linear is a special ring, by automatically being closed as last terminal by the copy of described first, support point adds and deletes addPoint/removePoint, getArea function and can calculate and obtain linear area.
LineString: setting-out string is a curve, once two points be added to it just will never be less than 2 long.
MultiPoint: draw multiple dot pattern.
MultiPolygon: draw multiple figures.
Point: draw a single point.
Polygon: draw single.
5) the Handler process interface program method that activates and close, obtains the method for browser event and is registered as and intercepts corresponding event, this type of method called and practical function as follows:
Box: ground picture frame presented event.
Click: map click event.
Drag: map drags row event.
Hover: hovering handling procedure, hovers over DOM element at map for analog mouse.
Keyboard: Data inputing event.
MouseWheel: mouse up/down event.
Path: the path on handling procedure map making.
Point: act on a some event on map.
Polygon: act on a face event on map.
RegularPolygon: act on a square event on map.
6) the core bag of Layer just whole engine, provides the drafting of layer, calling and layer spatial analysis of layer, this type of method called and practical function as follows:
ArcIMS: on-line loaded ArcIMS server.
Bing: certain business-binding in layer, and layer externally provides service.
Boxes: superpose div on map.
EventPane: provide the third party of a DOM element from mouse event.
FixedZoomLevels: define level of zoom.
GeoRSS: the map GeoRSS point patterns adding you to.
Google: provide a kind of for loading Google Maps API.
Grid: load reticulate layer certificate.
HTTPRequest：
Image: the image of access or picture are as a layer loaded and displayed.
KaMap: KA cache map secretary can be loaded.
KaMapCache: the same.
MapGuide: consult a map API technology online.
MapServer: show the Online Map data from MapServerCGI.
Markers: at ground picture point ornaments.
OSM: the tile data that OpenStreetMap issues can be accessed.
PointGrid: grid layer dynamically generates the grid be made up of the point patterns of regular interval.
PointTrack: draw tracing point.
SphericalMercator: be that business API uses spherical Mercator projection coordinate conversion.
Text: create the given data of mark in text.
TileCache: on-line loaded tile is data cached, cuts into slices online.
TMS: for meeting the layer created in the service of tile map service regulation
Vector: be used for playing up vector data, data have various geometric figure.
Vector.RootContainer: one special layer is combined into a renderer container
WMS: load the WMS Map Services meeting OGC specification.
WMTS: load the WMS tile map data, services meeting OGC specification.
WorldWind：
XYZ: space coordinates.
Zoomify：
UTFGrid: the coded format reading text or Josn data source.
7) Marker is the Combination application class of OpenLayers.LonLat and OpenLayers.Icon, mark normally add a special layers, this type of method called and practical function as follows:
Box: tag content.
8) Popup mono-ejects the wicket on map, can float on map, and response is to click one mark usually, this type of method called and practical function as follows:
Anchored: map shows described point information.
AnchoredBubble: fillet uses the border-radius attribute of CSS3.
Framed: inherit Anchored class and realize described point.
FramedCloud: inherit Framed class and realize described point.
9) Protocol makes a summary VectorLayer agreement, this type of method called and practical function as follows:
WFS: for creating a version WFS agreement layer.Default version is 1.0.0.
10) Renderer Spatial data query analyze, this is the base class of all renderers, this type of method called and practical function as follows:
Canvas: color applying drawing two-dimensional primitive on Canvas drawing board.
ElementsIndexer: according to given indexing means, find out the element needing to search.
SVG：
VML: play up function with VML vector, structure VML plays up function.
11) Request layer data acquisition, browser-cross follows W3C form, this type of method called and practical function as follows:
XMLHttpRequest: the realization meeting the browser-cross of standard (W3C) XMLHttpRequest object.
12) Strategy figure layer operation, editor layer, vector data layer class, this type of method called and practical function as follows:
BBOX: one simple strategy reads, and reads map new feature.
Cluster: vector characteristic cluster.
Filter: a kind of strategy carrying out limitation function by assessing a filtrator, keeps caching function, until the upper strata of removefeatures.
Fixed: often access once, just obtains new data again.
Paging: vector characteristic page fetch policy.
Refresh: layer refresh function, can arrange automatic refresh time.
Save: spatial data amendment hold function, can preserve data automatically.
13) Symbolizer dynamic drafting, represent be used for feature play up, this type of method called and practical function as follows:
Line: be used for playing up line data, is superimposed upon the line drawn on map.
Point: be used for playing up point data, is superimposed upon the point drawn on map.
Polygon: be used for playing up face data, is superimposed upon the face of drawing on map.
Raster: be used for playing up tile data, is superimposed upon the face of splicing on map.
Text: for rendering text label function.
14) Tile tile data store and tile layer issue, this type of method called and practical function as follows:
Image: for managing the image slice of the various layers of use.
Image.Iframe: the image ceramic tile obtained from remote service, image will use HTTP-POST to iframe to load.
UTFGrid: this is a uncommon tile type, because it does not have rendering image, only has " drawing squares ", can be used for searching space attribute.
The technical scheme that the embodiment of the present invention two provides, target map is drawn by the target map data obtained for carrying out mapping, based on the target map of completing, user input instruction is passed to corresponding destination application interface, realize calling execution to destination application, execution result is called according to described destination application, upgrade described target map, with the user input instruction of the client according to target map data and acquisition by calling destination application, realize the secondary development business datum of user input instruction and target map data to combine visual display, optimize existing engine map technology, meet the mapping demand of the growing personalization of people.
Embodiment three
Fig. 7 gives the structural representation of the engine map implement device that the embodiment of the present invention three provides.As shown in Figure 7, the engine map implement device that the present embodiment provides comprises:
Map drawing module 71, for using target map data to carry out mapping according to the mapping request received, generating target map, and being back to client;
Service interface module 72, for the user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize calling execution to destination application;
Upgrading display module 73, for calling execution result according to described destination application, upgrading described target map, and the execution result that calls upgrading result and/or described destination application is back to described client.
Further, also comprise:
Target map data acquisition module, for obtaining the map element of the setting form issued in network, and is converted to the target map data for carrying out mapping by the described map element obtained.
Further, described target map data acquisition module is further used for:
Obtain the map element to be transformed that the expansion of issuing in network is called .ship and/or .mif;
Based on setting format conversion algorithms, described map element to be transformed is converted into the target map data of expansion .ora by name.
Further, described map drawing module specifically comprises:
Draw instruction tectonic element, for structure at least two mapping instructions, wherein, described mapping instruction comprises the regional extent of institute's map making;
Drawing instruction dispatch unit, for being sent in the server of specifying in cluster server by each described mapping instruction respectively, completing the mapping of specifying interval range to indicate each described server;
Local map assembled unit, the map for the appointment interval range returned by each described server combines, and the map denotation size based on mapping requesting client generates described target map, and is back to client.
Further, described drafting instruction tectonic element is further used for:
Based on the map denotation size of mapping requesting client, structure is greater than the mapping area of described map denotation size setting multiple, and constructs described mapping instruction based on described mapping area;
Accordingly, described map drawing module also comprises:
Data buffer storage unit, the map exceeding described map denotation sized fraction after combining for the map of the appointment interval range returned by each described server stores.
Optionally, described service interface module specifically for:
Receive the crash analysis instruction of user's input based on described target map, and obtain at least two primary importance information that described crash analysis instruction comprises;
Described at least two primary importance information are passed to crash analysis application programming interfaces, with realize to collision analysis application call execution;
Wherein, described crash analysis application programming interfaces comprise at least two primary importance parameters, described crash analysis application program is used for after obtaining at least two the primary importance parameter values received by crash analysis application programming interfaces, obtain the object that described in the interval inherence of setting-up time, at least two primary importance parameter value positions all occur, and obtained object is returned.
Optionally, described service interface module specifically for:
Receive the upper figure instruction of single-point of user's input based on described target map, and obtain the second place information that the upper figure instruction of described single-point comprises;
Described second confidence breath is passed to the upper figure application programming interfaces of single-point, to realize calling execution to the upper figure application program of single-point;
Wherein, the upper figure application programming interfaces of described single-point comprise second place parameter, described single-point upper figure application program is for after obtaining the second place parameter value received by the upper figure application programming interfaces of single-point, obtain unique point around described second place parameter value position in setting regions, described second place parameter value and each unique point are drawn at the correspondence position of described target map and returns.
Optionally, described service interface module specifically for:
Receive the upper figure instruction of multiple spot of user's input based on described target map, and obtain at least one the 3rd positional information that the upper figure instruction of described multiple spot comprises;
At least one the 3rd confidence breath described is passed to the upper figure application programming interfaces of multiple spot, to realize calling execution to the upper figure application program of multiple spot;
Wherein, the upper figure application programming interfaces of described multiple spot comprise at least one the 3rd location parameter, described multiple spot upper figure application program is for after obtaining at least one the 3rd location parameter value received by the upper figure application programming interfaces of multiple spot, obtain unique point around at least one the 3rd location parameter value position described in setting regions, at least one the 3rd location parameter value described and each unique point are drawn at the correspondence position of described target map and returns.
Optionally, described service interface module specifically for:
Receive third party's engine map access instruction of user's input based on described target map, and obtain third party's engine map information that described third party's engine map access instruction comprises;
Described third party's engine map information is passed to third party's engine map access application interface, to realize calling execution to third party's engine map access application;
Wherein, described third party's engine map access application interface comprises third party's engine map parameter, described third party's engine map access application is used for, after obtaining the third party's engine map parameter value arrived by third party's engine map access application interface, calling the application programming interfaces of third party's engine map corresponding to described third party's engine map parameter value.
The engine map implement device that the embodiment of the present invention provides can perform the engine map implementation method that any embodiment of the present invention provides, and possesses the corresponding functional module of manner of execution and beneficial effect.
The know-why that above are only preferred embodiment of the present invention and use.The invention is not restricted to specific embodiment described here, the various significant changes can carried out for a person skilled in the art, readjust and substitute all can not depart from protection scope of the present invention.Therefore, although be described in further detail invention has been by above embodiment, the present invention is not limited only to above embodiment, when not departing from the present invention's design, can also comprise other Equivalent embodiments more, and scope of the present invention is determined by the scope of claim.
Claims (10)
1. an engine map implementation method, is characterized in that, comprising:
Use target map data to carry out mapping according to the mapping request received, generate target map, and be back to client;
By the user input instruction received based on described target map, be passed to corresponding destination application interface, to realize calling execution to destination application;
Call execution result according to described destination application, upgrade described target map, and the execution result that calls upgrading result or described destination application is back to described client.
2. method according to claim 1, is characterized in that, also comprises:
Obtain the map element of the setting form issued in network, and the described map element obtained is converted to the target map data for carrying out mapping.
3. method according to claim 2, is characterized in that, the map element of the setting form issued in described acquisition network, and is comprised by the target map data that the described map element obtained is converted to for carrying out mapping:
Obtain the map element to be transformed that the expansion of issuing in network is called .ship and/or .mif;
Based on setting format conversion algorithms, described map element to be transformed is converted into the target map data of expansion .ora by name.
4. method according to claim 1, is characterized in that, mapping request that described basis receives uses target map data to carry out mapping, generates target map, and is back to client and comprises:
According to mapping request structure at least two the mapping instructions received, wherein, described mapping instruction comprises the regional extent of institute's map making;
Respectively each described mapping instruction is sent in the server of specifying in cluster server, completes the mapping of specifying interval range to indicate each described server;
The map of the appointment interval range returned by each described server combines, and the map denotation size based on mapping requesting client generates described target map, and is back to client.
5. method according to claim 4, is characterized in that, mapping request structure at least two mapping instructions that described basis receives comprise:
According to the mapping request received, based on the map denotation size of mapping requesting client, structure is greater than the mapping area of described map denotation size setting multiple, and based at least two the mapping instructions of described mapping area structure;
Accordingly, also comprise:
The map exceeding described map denotation sized fraction after the map of the appointment interval range returned by each described server combines stores.
6. method according to claim 1, is characterized in that, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive the crash analysis instruction of user's input based on described target map, and obtain at least two primary importance information that described crash analysis instruction comprises;
Described at least two primary importance information are passed to crash analysis application programming interfaces, with realize to collision analysis application call execution;
Wherein, described crash analysis application programming interfaces comprise at least two primary importance parameters, described crash analysis application program is used for after obtaining at least two the primary importance parameter values received by crash analysis application programming interfaces, obtain the object that described in the interval inherence of setting-up time, at least two primary importance parameter value positions all occur, and obtained object is returned.
7. method according to claim 1, is characterized in that, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive the upper figure instruction of single-point of user's input based on described target map, and obtain the second place information that the upper figure instruction of described single-point comprises;
Described second confidence breath is passed to the upper figure application programming interfaces of single-point, to realize calling execution to the upper figure application program of single-point;
Wherein, the upper figure application programming interfaces of described single-point comprise second place parameter, described single-point upper figure application program is for after obtaining the second place parameter value received by the upper figure application programming interfaces of single-point, obtain unique point around described second place parameter value position in setting regions, described second place parameter value and each unique point are drawn at the correspondence position of described target map and returns.
8. method according to claim 1, is characterized in that, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive the upper figure instruction of multiple spot of user's input based on described target map, and obtain at least one the 3rd positional information that the upper figure instruction of described multiple spot comprises;
At least one the 3rd confidence breath described is passed to the upper figure application programming interfaces of multiple spot, to realize calling execution to the upper figure application program of multiple spot;
Wherein, the upper figure application programming interfaces of described multiple spot comprise at least one the 3rd location parameter, described multiple spot upper figure application program is for after obtaining at least one the 3rd location parameter value received by the upper figure application programming interfaces of multiple spot, obtain unique point around at least one the 3rd location parameter value position described in setting regions, at least one the 3rd location parameter value described and each unique point are drawn at the correspondence position of described target map and returns.
9. method according to claim 1, is characterized in that, the described user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize comprising the execution of calling of destination application:
Receive third party's engine map access instruction of user's input based on described target map, and obtain third party's engine map information that described third party's engine map access instruction comprises;
Described third party's engine map information is passed to third party's engine map access application interface, to realize calling execution to third party's engine map access application;
Wherein, described third party's engine map access application interface comprises third party's engine map parameter, described third party's engine map access application is used for, after obtaining the third party's engine map parameter value arrived by third party's engine map access application interface, calling the application programming interfaces of third party's engine map corresponding to described third party's engine map parameter value.
10. an engine map implement device, is characterized in that, comprising:
Map drawing module, for using target map data to carry out mapping according to the mapping request received, generating target map, and being back to client;
Service interface module, for the user input instruction will received based on described target map, is passed to corresponding destination application interface, to realize calling execution to destination application;
Upgrading display module, for calling execution result according to described destination application, upgrading described target map, and the execution result that calls upgrading result or described destination application is back to described client.
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