CN101178715A - Method for combining GIS system with split joint wall system and device thereof - Google Patents
Method for combining GIS system with split joint wall system and device thereof Download PDFInfo
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- CN101178715A CN101178715A CNA2007100310332A CN200710031033A CN101178715A CN 101178715 A CN101178715 A CN 101178715A CN A2007100310332 A CNA2007100310332 A CN A2007100310332A CN 200710031033 A CN200710031033 A CN 200710031033A CN 101178715 A CN101178715 A CN 101178715A
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Abstract
The invention discloses a method used for combining a GIS system with a splicing wall system and a device thereof. The invention is characterized in that a GIS client terminal and a GIS server terminal are adopted; the operation instruction of the customer is received by the GIS client terminal; a geographical information data is acquired from a GIS data base and an instruction used for acquiring the geographical information data from the GIS data base is generated; the instruction is sent to the GIS server terminal; the GIS server terminal executes a corresponding operation according to the instruction; and the corresponding geographical information is displayed on a splicing wall. Therefore, the invention has the advantages that the instruction which is sent to the GIS client terminal by the GIS server terminal comprises operation information, thereby being small in the data transmission quantity; the data obtained from the GIS data base is displayed on the GIS server terminal, thereby ensuring the quality of the image, effectively utilizing the high resolving capability and high definition of the splicing wall, and effectively achieving the combination between the GIS system and the splicing wall system; besides, the customer only needs to operate at the GIS client terminal, thereby being convenient for operation.
Description
Technical field
The present invention relates to the application technology of generalized information system, particularly method and the device thereof that generalized information system is combined with the combination system.
Background technology
GIS (Geographic Information System, Geographic Information System) is a kind of computer system of utilizing modern computer figure and database technology to handle geographical space and related data thereof, be to melt geography, surveying, geometry, computer science and application are the comprehensive new and high technology of one, its maximum characteristics are: it can organically combine the geographic position and the feature thereof of earth surface space things, and pass through computer screen image, show intuitively, therefore the GIS Geographic Information System is widely used in planning, the territory, traffic, electric power, in the industries such as public security, and the combination system is generally by display unit, image controller, equipment such as giant-screen application management system are formed, can realize each workstation, Computer signal and vision signal are with the function of network or transmission of non-network mode and demonstration, has high resolving power, enrich the display effect of displaying contents, therefore, generalized information system being operated in the combination system is an important trend of GIS technical development.
The mode that in the prior art generalized information system is combined with the combination system mainly contains two kinds: a kind ofly be, after the GIS terminal executes operation, with the displaying contents on the generalized information system terminal, compress packing, and this packet is transferred to the combination system by network or immediate data ways of connecting, the combination system receives and decompress(ion), and the displaying contents behind the decompress(ion) is shown on combination; Another kind is, the GIS function program of generalized information system terminal is installed and operated on the image controller of combination system, thereby the user can directly carry out the operation to generalized information system on the GIS of image controller terminal system, operating result directly shows on combination.
The defective of first kind of mode is: because GIS terminal content displayed will be through overcompression, transmission, operations such as decompress(ion), the user shows that on combination refresh rate can be slow, on the other hand, owing to when the GIS terminal shows, need adjust to adapt to the display screen of terminal to its shown content, and the resolution of GIS terminal that shows the source as signal is lower, after content displayed is transferred to combination on this terminal, the pixel of displaying contents does not change, but because the screen of combination is more many greatly than the screen of GIS terminal, spacing between the displaying contents pixel zooms out, cause on the combination content displayed clear inadequately, therefore can't give full play to combination high resolving power advantage, display effect is undesirable; The defective of the second way is: as a terminal of generalized information system, the user will operate facing to combination, and is inconvenient in the operation.
Summary of the invention
The method and the device thereof that the object of the present invention is to provide a kind of generalized information system to combine with the combination system are so that generalized information system operational efficiency height when combining with the combination system, display effect is good and the user is easy to operate.
For achieving the above object, the present invention by the following technical solutions:
A kind of generalized information system and the method that the combination system combines comprise step:
The GIS client reads geographic information data according to user's operational order from the GIS database, generates the instruction of reading described geographic information data from this GIS database, and should instruct to described GIS service end transmission;
Described GIS service end receives and resolves described instruction of reading geographic information data, obtains described geographic information data according to this instruction from described GIS database, and this geographic information data is shown on described combination.
A kind of generalized information system and the device that the combination system combines comprise:
The GIS client, be used to receive first operational order of user's input, to its geographic information data executable operations of being obtained from the GIS database in the demonstration of GIS client, when operation is finished, generate second operational order according to described first operational order, and this second operational order is sent to described GIS service end;
The GIS service end, be used to receive and resolve second operational order that described GIS client sends, according to described second operational order described GIS service end is operated from the geographic information data that described GIS database is obtained, and this operating result is shown on combination.
Method and device thereof that generalized information system according to the present invention combines with the combination system, when the GIS client is accepted user's operational order, obtain geographic information data from the GIS database, and generate the instruction of obtaining geographic information data from this GIS database, and this instruction sent to the GIS service end, the GIS service end receives and resolves this instruction, carry out corresponding operation according to this instruction, on combination, show corresponding geographical information, this mode is owing to adopted the structure of GIS client and GIS service end, the user only needs to operate accordingly in the GIS client executing, to the transmission of GIS service end when the GIS client executing is finished operation is the instruction that comprises this operation information, volume of transmitted data is little, and the GIS service end is according to this instruction it to be shown from the obtained data of GIS database, guaranteed the quality of the image of demonstration, the high resolving power of combination and the advantage of high definition have effectively been utilized, realized the combination of generalized information system and combination system effectively, and the user only needs to get final product in the GIS client operation, made things convenient for operation greatly.
Description of drawings
Fig. 1 is the structural representation that a kind of generalized information system of the prior art combines with the combination system;
Fig. 2 is the structural representation that another kind of generalized information system combines with the combination system in the prior art;
Fig. 3 is the schematic flow sheet 1 of an embodiment operating when combining with the combination system of generalized information system of the present invention;
Fig. 4 is the high-level schematic functional block diagram of GIS client of the present invention and GIS service end;
Fig. 5 is the structural representation of an embodiment of generalized information system of the present invention and combination system coupling apparatus;
Fig. 6 is the embodiment synoptic diagram that generalized information system operating result of the present invention shows on combination.
Embodiment
Referring to shown in Figure 3, be the schematic flow sheet of an embodiment operating when combining of generalized information system of the present invention with the combination system, specifically comprise step:
Step S301:GIS client receives user's dependent instruction, perhaps when system initialization, the GIS client obtains relevant geographic information data from the GIS database, wherein, the data area information that can comprise this relevant geographic information data in the instruction of above-mentioned user's input, and when this GIS database is positioned at this GIS client strange land inequality, can also comprise the address information at this GIS database place in this instruction;
Step S302: when the GIS client obtains above-mentioned geographic information data, the GIS client generates the instruction of obtaining this corresponding geographical information data from this GIS database, and send this instruction to the GIS service end, wherein, the data area information that can comprise this relevant geographic information data in this instruction, and when the position at GIS database place is not set, can also comprise the address information at this GIS database place in this instruction on the GIS service end;
Step S303:GIS service end receives the instruction that described GIS client sends, and according to this command information, the GIS database of appointment from this instruction obtains relevant geographic information data;
Step S304:GIS client is to its geographic information data executable operations of obtaining, this operation can be to operations such as this geographic information data image amplify, dwindles, it also can be the operation of the image of this geographic information data image being played up mode, and the operation of the interpolation or the information that deletes layer, can also be other operation;
Step S305: after the operation of above-mentioned steps S304 is finished, the GIS client forms the instruction of geographic information data being carried out this associative operation, and send this instruction to the GIS service end, wherein, the information that is comprised in this instruction can include different information according to the difference of the current operation of carrying out and the difference of user's setting means, such as, when carrying out amplifieroperation, it can comprise the action type information of this amplifieroperation, magnification ratio, whether need geographic coordinate information that shows peripheral information and client/service end or the like, when the operation adding or delete layer, can comprise the title that this needs the figure layer that adds/delete in this instruction.
Step S306:GIS service end is according to the dependent instruction of the GIS client that is received, and the GIS data that the GIS service end is obtained from described GIS database are carried out the associative operation of this instruction, and shows on combination by image controller.
It can also comprise step:
After step S307:GIS service end executed described associative operation, to the feedback message of GIS client transmit operation success, thereby the GIS client can select whether needs are retransmitted the above-mentioned instruction that comprises operation information according to whether receiving this feedback message.
Wherein, among the described step S302, when the GIS client generates described when comprising corresponding database and obtaining the instruction of corresponding geographical data message, the GIS client can be according to the proportional range of user's setting, in instruction, comprise the information that needs the required geodata scope of obtaining of GIS service end, for example, the GIS client is in the process that forms instruction, proportional range according to user's appointment, size and resolution information in conjunction with the combination of the display screen of GIS client and GIS service end, scope to its obtained geographic information data is expanded, obtain the coordinate range of the geographic information data after the expansion, and this coordinate range added in the command information, make the GIS service end comprise the data of GIS client according to the data that this command information obtained, and when the GIS service end is showing, be positioned at the centre of combination with the part of GIS client identical content, and occupied 1/4th area.
Wherein, among the described step S303, the GIS service end can be obtained relevant geographic information data according to the GIS database of the dependent instruction of GIS client appointment from instruction, also can be to preestablish the GIS client and the GIS service end is obtained geographic information data from same database, when the GIS service end receive the GIS client obtain the instruction of geographic information data the time, the GIS service end is obtained corresponding map datum from the database of himself setting, difference according to actual needs can be carried out different settings.When the GIS service end when the GIS database successfully obtains data, send to the GIS service end and to obtain the feedback information of geographic information data success.
In addition, transmit by ICP/IP protocol between described GIS client and the GIS service end, and described order format is the XML form, it can also be other Format Type, comprise HTML, ARM or the like, because the XML form has great extendability, dirigibility and good compression, and has open standard, therefore can obtain using more widely.
The method that generalized information system according to the present invention combines with the combination system, the user only needs to operate in the GIS client, can will on combination, show synchronously at the operating result of GIS client, easy to operate, and when the GIS client operation is finished, be to send an instruction that comprises the relevant information of this operation to the GIS service end, avoided transmit operation result's whole content, therefore, the GIS client is little to the data volume that the GIS service end transmits, transmission speed is fast, thereby the refresh rate of shown image is also than comparatively fast on combination.
Be example with the performed different operating of GIS client below, the process that the generalized information system result is shown on splicing wall display system is described in detail.
Embodiment 1:
The GIS client is according to first operational order of user by keyboard or mouse input, geographic pattern to the current demonstration of this client carries out amplifieroperation, after this amplifieroperation is finished, the GIS client is obtained the coordinate information of the geographic pattern data after the amplification, and according to second operational order of carrying out amplifieroperation of this first operational order formation, can include the geographic coordinate information of the geographic pattern after the magnification ratio of this operation steps and amplifieroperation are finished in this second operational order, the GIS client sends second operational order of this amplifieroperation to the GIS service end then.
After described GIS service end receives second operational order that above-mentioned GIS client sent, this second operational order is resolved, obtain information such as the action type that comprised in this second operational order and geographic coordinate, and from GIS service end and the geodata obtained the pairing geographic information data of this geographic coordinate range of information of inquiry, and this geographic information data carried out demonstration all over the screen on giant-screen.
Wherein, above-mentioned geography information specifically comprises the mode of playing up and the mark mode of geographic map layer, it is an important link of generalized information system the inside that the figure layer is played up, and it can come out different geography information according to different symbol plottings, and figure layer mark is the description to the Word message of map elements.
In addition, can also comprise the address information of GIS service end in the described command information, thereby this GIS client can send to this command information the GIS service end of appointment.
At this moment and since the display screen of GIS client and combination shown be identical content, and the screen of combination is bigger than the display screen of GIS client, therefore, the engineer's scale on the combination is also big more, the content of representing in the figure is also detailed more, precision is high more.
According to the scheme in the present embodiment, when the user when the GIS client is operated, the result of this operation shows on combination by the GIS service end simultaneously, because combination is bigger than the display screen of GIS client, and resolution is higher, thereby can observe more clear on combination and the more detailed geographic pattern of content more.
Embodiment 2:
In the present embodiment, when the GIS service end receives second operational order that the GIS client is sent, and after this second operational order resolved, the GIS service end is obtained the geographic coordinate information that is comprised in this second operational order, promptly, the geographic coordinate range information of the geographic information data after image amplifies, and in conjunction with the display screen size of combination, according to the expansion ratio of the current input of user or predetermined extended mode, the geographic coordinate information that is comprised in this second operational order is expanded, and the geographic information data in the geographic coordinate scope after will expanding is presented on the combination, make that shown geographic pattern has comprised the shown geographic pattern of GIS client on the combination screen, and the part identical with the shown geographic pattern of GIS client is positioned at the centre of combination screen.
Wherein, when the GIS service end is judged it does not include geodata in the described geographic coordinate scope that need show on combination, it obtains relevant data from the GIS database, and shows on combination according to the geographic coordinate scope in second operational order.
Identical among the other technologies feature of present embodiment and the embodiment 1 do not repeat them here.
According to the scheme in the present embodiment, when the user when the GIS client is operated, the result of this operation shows on combination by the GIS service end simultaneously, and geography information shown on combination is wider wealthy, thereby can on combination, see wider general geography information, can carry out various concrete analyses according to more macroscopical geography information.
Embodiment 3:
The GIS client is according to first operational order of user by keyboard or mouse input, geographic pattern to the current demonstration of this client amplifies/reduction operation, after this amplification/reduction operation is finished, the GIS client is according to this first operational order, the coordinate information of the geographic pattern data after the GIS client amplification/reduction operation, size and the resolution information and content part the display position on combination identical of GIS client display screen and combination with the GIS client, calculate the finally coordinate range information of shown geographic information data on the GIS service end, and generate second operational order of carrying out this amplification/reduction operation, comprise in this second operational order that described GIS client calculated need be on the GIS service end range information of shown geographic coordinate, and this second operational order sent to the GIS service end.
After the GIS service end receives second operational order that carries out reduction operation that described GIS client sent, this second operational order is resolved, obtain the geographic coordinate information that this second behaviour instruction is comprised, the geography information that the GIS client is shown is presented at the centre of combination, and the peripheral geography information that shows this geography information on combination simultaneously makes the part identical with the shown geography information of GIS client be positioned at the centre of combination.
In addition, after this operation is finished, described GIS client and GIS service end can respectively that it is shown content be preserved, thereby when reusing or during initialization, GIS client and GIS service end can be directly shown the content of this preservation, and can not need to obtain the corresponding geographical information data from the GIS database again, saved time and resource.
Therefore, according to the scheme in the present embodiment, when the user when the GIS client is operated, the result of this operation shows on combination by the GIS service end simultaneously, and geography information shown on combination is wider wealthy, because the part identical with GIS client displayed content is positioned at the centre of combination, therefore, the observer can observe abundant on combination and not have redundant geography information, to do various concrete analyses.
Embodiment 4:
The geography information that obtains some zones as the user is when carrying out detail analysis to it, such as a continent, a country or a city, the GIS client is according to the title of this geographic area of user's input, obtain the scope of this pairing geographic coordinate in geographic area, at first from the geography information data that this GIS client is obtained, inquire about, when the geographic information data that do not have or not exclusively have in the geography information data that the GIS client has obtained in this zone, the GIS client sends information and obtain the corresponding geographical information data from this GIS database to the GIS database, then the geography information in the pairing scope of above-mentioned zone title is shown on the display screen of client, generate second operational order that shows the geographic information data in this geographic area scope then, the geographic coordinate range information that comprises this geographic area in the instruction, the title that can also comprise this geographic area, and should instruct and send to the GIS service end.
The GIS service end receives second operational order that above-mentioned GIS client is sended over, this second operational order is resolved, obtain the geographic coordinate range information of the above-mentioned geographic area that is comprised in this instruction, and according to this geographic coordinate scope, at first inquire about the geography information data of on this GIS service end, having obtained, when the geographic information data that do not have or not exclusively have on this GIS service end in this zone, the GIS service end sends message and obtain the corresponding geographical information data from this GIS database to the GIS database, then the geography information in the pairing scope of above-mentioned zone title is shown on combination.
Wherein, above-mentioned GIS service end can be that geography information shown on the combination only is the geography information in the corresponding scope of this zone name with the mode that the geography information in the described regional extent shows on combination.
According to the scheme in the present embodiment, the user can select some specific geographical areas, and by the GIS client information in this geographic area is shown on combination, thereby can avoid the unwanted information of explicit user.
Embodiment 5:
Receive user's operational order when the GIS client, in the time of need on the basis of its displayed content, adding a new geographic map layer information, such as adding contour information or the like, the GIS client is according to the title of this new geographic map layer information, in conjunction with its scope of the geographic coordinate of content displayed, from the GIS database, obtain this geographic map layer information data, and this geographic map layer information data added in the displaying contents that the GIS client shown, then, the GIS client generates second operational order of carrying out the data of this new geographic map layer information of interpolation, the title that in this second operational order, comprises this geographic map layer, and at the performed interpolation of this geographic map layer operation, and this second operational order sent to the GIS service end.
After the GIS service end receives described second operational order, the figure layer title that extracts in the instruction to be comprised, be combined on the combination geographic coordinate range information of content displayed, from the GIS database, obtain this geographic map layer information and according to adding this figure layer information instruction, this figure layer information is added in the displaying contents that combination shown.
Correspondingly, GIS client, GIS service end can also at this moment, need comprise in the instruction that forms and carry out the information instruction that deletes layer geographic map layer information and executing deletion action, and its ultimate principle is same as the previously described embodiments, does not repeat them here.
According to the scheme in the present embodiment, the user can select to add or delete the figure layer information in the geographic information data as required, when carrying out interpolation or deletion geographic map layer information, only need to operate at this corresponding geographical figure layer information, easy to operate, quick, have great convenience.
Embodiment 6:
When the GIS client connects two or more GIS database simultaneously, the GIS client is obtained the corresponding geographical information data as required from the data designated storehouse, and in the IP address information that in the instruction message of GIS service end transmission, comprises this GIS database, after the GIS service end receives this instruction message, from the pairing GIS database in this IP address, obtain the corresponding geographical information data according to the IP address of the database that is comprised in this message.
Scheme according to present embodiment, GIS client, GIS service end can link to each other with a plurality of dissimilar GIS databases simultaneously, to realize different functional requirements, such as, need to show detailed traffic conditions in the traffic application, and need to show detailed land resource situation or the like in the industry of territory.
Embodiment 7:
The GIS client is connected with two or more GIS service end simultaneously, when the GIS client is finished an operation, when generation comprises second operational order of this operation information, in this second operational order, comprise the address information that needs receive the GIS service end of this instruction, when the GIS service end receives this second operational order, at first the address information that comprised in this second operational order and the address information of self are compared, if do not conform to, then abandoned, that is, do not receive this second operational order, if conform to, then receive this second operational order, to this command information resolve and execution command information in accordingly the operation.
According to the scheme in the present embodiment, a GIS client can be connected with a plurality of GIS service ends simultaneously, thereby can be chosen in the content that shows the GIS client on the GIS service end as required, still the content that on a plurality of GIS service ends, shows the GIS client, difference as required can have different selections, has great convenience.
Embodiment 8:
Two or more GIS client is connected with the GIS service end simultaneously, when the GIS client is finished an operation, when generation comprises second operational order of this operation information, the identifying information and/or this GIS client range information that needs combination to show that in this second operational order, comprise himself, described identifying information can be IP address or physical address, when the GIS service end receives this second operational order, carry out corresponding operation according to the identifying information in this instruction of second operation and other operation informations, for example the required content displayed of corresponding GIS client is presented in the corresponding zone of combination, perhaps on combination, only show the required content displayed of the pairing GIS client of present instruction, wherein, the instruction that receives only a GIS client of this GIS service end synchronization is operated.
According to the scheme in the present embodiment, a plurality of GIS clients are connected with the GIS service end, the GIS service end selects to show a required content displayed of GIS client as required, still show the required content displayed of a plurality of GIS clients simultaneously, help the user and carry out comprehensive observation and analysis.
Referring to shown in Figure 4, be the functional structure module diagram of GIS client of the present invention when communicating by letter with the GIS service end, wherein:
The GIS client comprises:
First data processing module, be used for first operational order according to the user who is received, comprise the instruction and the click instruction of keyboard input, from the first system customization module, obtain the corresponding geographical information data in the specified GIS database, and this geographic information data operated accordingly, and after finishing, described operation comprises second operational order according to described first operational order generation, and send this second operational order to first communication module, described operation includes but not limited to the amplification to map, reduction operation, to the inquiry of geography information and to the modification of geographic information data, described geographic information data includes but not limited to: geographic coordinate system, the mode of playing up of geographic map layer and mark of geographic map layer or the like;
First communication module, be used to transmit described GIS service end and the mutual information of GIS client, comprise second operational order that described first data processing module is transmitted, send to the GIS service end, and receive the feedback information that the GIS service end is sent, wherein, before sending this second operational order, this first communication module also can be to the squeeze operation of packing of this second operational order.
The GIS service end comprises:
Second communication module is used to receive second operational order that first communication module sended over of described GIS client, resolve this second operational order, and second operational order after will resolving is transmitted to second data processing module;
Second data processing module, second operational order of transmitting according to described second communication module, and according to carrying out corresponding operation in this second operational order, wherein, when this operation is finished, second data processing module can send the feedback information that operation is finished to described second communication module, second communication module sends to described first network communication module with this feedback information, when having this feedback mechanism, if first communication module does not receive this feedback information, after apart from a schedule time, first network communication module repeats to send described command information to this second communication module.
Wherein, described GIS client also comprises:
The first system customization module, be used to customize every basic system's setting of GIS client, include but not limited to: the GIS database be positioned at (being the network address at GIS database place), first communication module and GIS service end communicate on which server communication port, display screen screen size and from address information of the obtained geography information document storage of GIS database or the like.
Described GIS service end also comprises:
The second system customization module, be used to customize every basic system's setting of GIS service end, include but not limited to: when number of clients more for a long time, instruction according to which GIS client is operated, and whether the size of the communication port of second network communication module by communicating with the GIS client, combination screen and the operations function of this GIS service end are started shooting and started or the like automatically.
Wherein, the function that the described first system customization module and the second system customization module are customized can be identical, also can be different, for example, in the first system customization module, can set, when the user need observe geography information on combination, just need a described GIS functional module to generate the instruction of associative operation, and, when needs were observed geography information on combination, the first system customization module sent the information of opening GIS service end and combination function to first network communication module, thereby the GIS service end is opened function corresponding according to the information of this first system customization module.
In addition, the described second system customization module can oneself be set every systematic parameter, and it can also be set by the control of accepting the first system customization module.
Referring to shown in Figure 5, it is the synoptic diagram of the embodiment combining with the combination system of generalized information system of invention, it comprises GIS client and GIS service end, in the present embodiment, the application program of GIS service end can be installed on the image controller of large screen display system, combine with image controller, and, the GIS client both can directly link to each other by data line with the GIS service end, also can pass through network modes such as Ethernet, LAN (Local Area Network), wide area network and link to each other.
Wherein, when described GIS client is connected by network mode with described GIS service end, can communicate by ICP/IP protocol between GIS client and the GIS service end, because ICP/IP protocol is a kind of very ripe communication protocol, the mechanism for correcting errors that it had can guarantee more advantageously that the formed instruction of GIS client is sent to the GIS service end like clockwork, wherein, this order format can be the XML form.
In addition, this GIS service end can be connected with plural at least GIS client simultaneously, at this moment, when certain GIS client generates second operational order and when the GIS service end sends this second operational order, the identifying information that in this second operational order, comprises this GIS client, this identifying information includes but not limited to the physical address information of this GIS client, the IP address at this GIS client place or the like, this GIS service end is only carried out the instruction of a GIS client simultaneously and is operated according to the time order and function order that receives instruction.
The structure that a this GIS service end is connected with plural at least GIS client simultaneously, this service end can be accepted the instruction of different GIS clients and operate, can on combination, show different contents as required, and under the situation of needs, show the different required content displayed of GIS client in the different piece of combination, can reach observe a plurality of GIS clients simultaneously content to carry out the effect of comprehensive analysis.
In addition, the GIS client can be connected with plural at least GIS service end simultaneously, at this moment, when the generation of GIS client and when certain GIS service end sends second operational order, the identifying information that can in this second operational order, comprise this GIS service end, this identifying information comprise the physical address of this GIS service end or this GIS service end information such as IP address.When this second operational order of needs sends to this a plurality of GIS service end, can not comprise the address information of GIS service end in this command information, and directly the mode by broadcasting mails to all GIS service ends simultaneously.
A this GIS client connects the structure of plural at least GIS service end simultaneously, this GIS client can select the content that it is shown to show on certain specific GIS service end as required, perhaps on a plurality of GIS service ends, show simultaneously, such as when the Multi-Party Conference, the scheme that the displaying contents of this GIS client shows on a plurality of GIS servers can help the carrying out of Multi-Party Conference.
In addition, as required, the scheme that can also have a plurality of GIS clients to be connected with a plurality of GIS service ends simultaneously, at this moment, each GIS client need obtain the address information of each GIS service end, this can obtain by manual input or the mode of obtaining automatically, and, send in the message of GIS service end in the GIS client, the identifying information that need comprise address information and this GIS client of GIS service end, when this GIS client sends to all GIS service ends simultaneously with message, can send by the mode of broadcast message, thereby also can not have the address information of GIS service end.
Referring to shown in Figure 6, it is the display result synoptic diagram that the operating structure of GIS client of the present invention shows on combination simultaneously, in this synoptic diagram, the user as required, on this GIS client, carry out the GIS operation, make the pairing display screen of this GIS client demonstrate China national map and the interior corresponding information of peripheral extent thereof, after the result of this GIS operation finishes, the GIS client generates second operational order according to user's first operational order, and this second operational order is sent to the GIS service end of appointment, because the GIS service end can have a plurality of, therefore, only the GIS service end of appointment just can receive this second operational order in described second operational order, and carry out associative operation in this instruction, after operation is finished, on combination, demonstrate than the geography information in the shown wider wealthy scope of GIS client.
In addition, in this synoptic diagram, the GIS client all is connected with a plurality of GIS databases with the GIS service end simultaneously, different GIS databases can store dissimilar GIS data, when the user when the GIS client executing is operated accordingly, can specify the address of the GIS database that need obtain geography information, and this address is sent to the GIS service end, be identical GIS geography information in the same GIS database with what guarantee that GIS client and GIS service end obtained.
Above-described embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (13)
1. generalized information system and the method that the combination system combines is characterized in that, may further comprise the steps:
The GIS client reads geographic information data according to user's operational order from the GIS database, generates the instruction of reading described geographic information data from this GIS database, and should instruct to described GIS service end transmission;
Described GIS service end receives and resolves described instruction of reading geographic information data, obtains described geographic information data according to this instruction from described GIS database, and this geographic information data is shown on described combination.
2. the method for generalized information system according to claim 1 and the combination of combination system is characterized in that, the GIS service end shows described geographic information data on described combination after, also comprises:
Described GIS client receives first operational order of user's input, to its geographic information data executable operations that is read from described GIS database in the demonstration of GIS client, when operation is finished, generate second operational order according to described first operational order, and this second operational order is sent to described GIS service end;
The GIS service end receives also resolves described second operational order, according to second operational order described GIS service end is operated from the geographic information data that shows at combination that described GIS database is obtained.
3. the method that generalized information system according to claim 2 combines with the combination system, it is characterized in that, finish describedly when reading the operation in the geographic information data instruction and/or finishing operation in described second operational order when described GIS service end, described GIS service end is to the feedback message of described GIS client transmit operation success.
4. generalized information system according to claim 2 and the method that the combination system combines is characterized in that: transmit described second operational order by ICP/IP protocol between described GIS client and the described GIS service end, described second operational order is the XML form.
5. generalized information system according to claim 2 and the method that the combination system combines is characterized in that: in the shown geographic information data of combination, the part identical with the shown geographic information data of described GIS client is positioned at the centre of combination.
6. generalized information system according to claim 2 and the method that the combination system combines is characterized in that:
The geographic information data that is obtained from described GIS database when described GIS client is less than need be when the geographic information data that described display screen shows, described GIS client is obtained the geographic information data that need show at described display screen from described GIS database;
The geographic information data that is obtained from described GIS database when described GIS service end is less than need be when the geographic information data that described combination shows, described GIS service end is obtained the geographic information data that need show at described combination from described GIS database.
7. generalized information system according to claim 2 and the method that the combination system combines is characterized in that:
After the geographic information data in that combination shows that described GIS service end is obtained from described GIS database described GIS service end according to described second operational order executes operation, preserve this operating result.
8. the method that generalized information system according to claim 2 combines with the combination system, it is characterized in that: when described first operational order is when amplifying/dwindling instruction, described GIS client is according to the coordinate range of the shown geographic information data of described GIS client, the size of described GIS client display screen and described combination and resolution information and part the position range on described combination identical with described GIS client displayed content generate described second operational order, are included in the coordinate range information of the geographic information data that will show on the combination in described second operational order.
9. the method that combines with the combination system according to each described generalized information system of claim 2 to 8, it is characterized in that: when plural at least GIS database is connected with described GIS client and GIS service end, the address information that comprises the GIS database of appointment in described second operational order, described GIS client and GIS service end are obtained geographic information data from the GIS lane database of described appointment.
10. the method that combines with the combination system according to each described generalized information system of claim 2 to 8, it is characterized in that: when plural at least GIS service end is connected with described GIS client, in described second operational order, comprise the address information of the GIS service end of appointment; When the address of GIS service end self conformed to described address information, this GIS thigh affair termination was received described second operational order.
11. generalized information system and the device that the combination system combines is characterized in that, comprising:
The GIS client, be used to receive first operational order of user's input, to its geographic information data executable operations of being obtained from the GIS database in the demonstration of GIS client, when operation is finished, generate second operational order according to described first operational order, and this second operational order is sent to described GIS service end;
The GIS service end, be used to receive and resolve second operational order that described GIS client sends, according to described second operational order described GIS service end is operated from the geographic information data that described GIS database is obtained, and this operating result is shown on combination.
12. generalized information system according to claim 11 and the device that the combination system combines is characterized in that, described GIS client comprises:
First data processing module, be used for obtaining geographic information data from described GIS database, and realize operation, and when described operation is finished, generate second operational order according to described first operational order to described geographic information data according to first operational order of user input;
First communication module is used to transmit described GIS client and the mutual information of described GIS service end.
13., it is characterized in that described GIS service end comprises according to claim 11 or 12 described generalized information systems and the device that the combination system combines:
Second communication module is used to transmit described GIS service end and the mutual information of described GIS client;
Second data processing module is used for second operational order that receives according to described second communication module, and described GIS service end is operated from the geographic information data that described GIS database is obtained.
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| CNA2007100310332A CN101178715A (en) | 2007-10-24 | 2007-10-24 | Method for combining GIS system with split joint wall system and device thereof |
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| CNA2007100310332A CN101178715A (en) | 2007-10-24 | 2007-10-24 | Method for combining GIS system with split joint wall system and device thereof |
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