CN108932346A - Sharing method, device and the electronic whiteboard of electronic whiteboard content - Google Patents
Sharing method, device and the electronic whiteboard of electronic whiteboard content Download PDFInfo
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- CN108932346A CN108932346A CN201810854304.2A CN201810854304A CN108932346A CN 108932346 A CN108932346 A CN 108932346A CN 201810854304 A CN201810854304 A CN 201810854304A CN 108932346 A CN108932346 A CN 108932346A
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- Prior art keywords
- electronic whiteboard
- shared
- identifier
- access request
- shared terminal
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
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- General Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The present invention provides sharing method, device and the electronic whiteboards of a kind of electronic whiteboard content, wherein method includes: the access request for receiving shared terminal and sending；Based on the access request, displayed page is sent to the shared terminal.This method is directly realized by electronic whiteboard by electronic whiteboard and shows the shared of content, i.e., electronic whiteboard is after getting the access request of shared terminal, displayed page is directly sent to shared terminal, without passing through server, reduce the transmission path of displayed page, so as to improve the shared real-time of electronic whiteboard content.
Description
Technical field
The present invention relates to technical field of information transmission, and in particular to a kind of electronic whiteboard content sharing method, device and electricity
Sub- blank.
Background technique
Universal with intelligent terminal with the development of mobile internet, people are more and more by data such as document, pictures
It saves at the terminal, to realize mobile office.Wherein, electronic whiteboard is most widely used.Electronic whiteboard is to summarize electronics
The new high-tech product of a variety of high-tech means research and development such as technology, software technology, it applies electromagnetic induction principle, in conjunction with computer
And projector, written trace of the user on electronic whiteboard can be recorded in real time and saved, it can be achieved that paperless office and
Teaching.
In meeting or teaching, the terminal that the content of electronic whiteboard usually required and be connected to electronic whiteboard is shared.
In the prior art frequently with sharing method it is as follows: using electronic whiteboard software will show content uploading to server specific mesh
In record, electronic whiteboard software generates a network address character string according to the IP address and catalogue of server, and with the mode of two dimensional code
It shows, terminal, which is scanned the two-dimensional code, opens the webpage by browser, and to server requested webpage content；Server is by net
Page passes to the browser of terminal, and browser resolves webpage is simultaneously shown, to achieve the purpose that show blank content.
However, the content of electronic whiteboard needs to be uploaded to server in real time, and passes through server reality in above-mentioned technical proposal
Existing electronic whiteboard content it is shared, the sharing method will lead to content received by terminal and the shown content of electronic whiteboard it
Between there are certain delays.
Summary of the invention
In view of this, the embodiment of the invention provides sharing method, device and the electronic whiteboard of a kind of electronic whiteboard content,
To solve the problems, such as the shared delay of electronic whiteboard content.
For this purpose, the embodiment of the invention provides following technical solutions:
First aspect present invention provides a kind of sharing method of electronic whiteboard content, comprising:
Receive the access request that shared terminal is sent；
Based on the access request, displayed page is sent to the shared terminal.
The sharing method of electronic whiteboard content provided in an embodiment of the present invention, is directly realized by electronic whiteboard by electronic whiteboard
Show the shared of content, that is, displayed page is directly sent to by electronic whiteboard after getting the access request of shared terminal
Shared terminal reduces the transmission path of displayed page, without passing through server so as to improve in electronic whiteboard
Hold shared real-time.
With reference to first aspect, described to be based on the access request in first aspect first embodiment, by displayed page
It is sent to the shared terminal, comprising:
Based on the access request, web page body is created；It wherein, include several in the web page body for uniquely marking
Remember the first identifier of the displayed page out；
The web page body is sent to the shared terminal；
Receive the second access request that the shared terminal is sent；Wherein, it is carried in second access request described
First identifier；
Based on the first identifier carried in the displayed page and second access request, generate described shared
Picture；
The shared picture of generation is sent to the shared terminal.
The sharing method of the electronic whiteboard content provided in the embodiment of the present invention includes uniquely tagged electricity in web page body
The first identifier of sub- blank institute displayed page allows users to select the corresponding first identifier progress page total according to demand
It enjoys, that is, the corresponding first identifier of all displayed pages in electronic whiteboard has been marked in web page body, user can be according to demand
Shared wherein some or certain some displayed pages, operating flexibility with higher.
First embodiment with reference to first aspect is also wrapped in the web page body in first aspect second embodiment
Include the second identifier of the meeting play of electronic whiteboard described in uniquely tagged.
The sharing method of electronic whiteboard content provided in an embodiment of the present invention further includes distinguishing different meetings in web page body
The second identifier of play, the electronics by the second identifier for avoiding the shared terminal of a upper play from getting current play are white
The displayed page of plate improves the shared safety of electronic whiteboard content.
First embodiment with reference to first aspect, in first aspect third embodiment, the creation web page body, packet
It includes:
Obtain the quantity of all displayed pages；
The displayed page is marked using the first identifier；
Quantity and the first identifier based on the displayed page create web page body.
The sharing method of electronic whiteboard provided in an embodiment of the present invention utilizes the quantity of the current institute's displayed page of electronic whiteboard
Web page body is created, with guarantee in web page body can be comprising all pages that electronic whiteboard is currently shown.
Third embodiment with reference to first aspect, in the 4th embodiment of first aspect, based on the displayed page
Quantity and the first identifier create web page body, comprising:
According to default arranging rule, the web page body is divided into several subregions；Wherein, the quantity of the subregion
It is identical as the quantity of the displayed page；
The subregion is marked using the first identifier, each subregion corresponds to one described first
Mark.
The sharing method of electronic whiteboard provided in an embodiment of the present invention, the arrangement of the subregion in web page body is according to pre-
If arranging rule carries out, to meet the demand of different shared terminals.
First embodiment with reference to first aspect is based on the electronic whiteboard exhibition in the 5th embodiment of first aspect
The page shown and the first identifier carried in second access request generate the shared picture, comprising:
Extract the first identifier carried in second access request；
The displayed page corresponding with the first identifier extracted is converted into picture, the picture is the shared figure
Piece.
The sharing method of electronic whiteboard provided in an embodiment of the present invention, electronic whiteboard is according to first transmitted by shared terminal
Mark, is converted into picture for corresponding displayed page and is sent to shared terminal, that is, request of the electronic whiteboard according to shared terminal
Transmission displayed page, rather than active transmission, can be realized and carry out page presentation according to customer demand in shared terminal.
5th embodiment with reference to first aspect, in first aspect sixth embodiment, it is described by with extract
The corresponding displayed page of one mark is converted into picture, comprising:
Judge whether there is the displayed page corresponding with the first identifier extracted；
When the displayed page corresponding with the first identifier extracted is not present, generation error code is sent to institute
State shared terminal.
The methods of exhibiting of electronic whiteboard provided in an embodiment of the present invention, electronic whiteboard carry out the first mark before generating picture
The judgement of knowledge, when it be not present, indicate the shared terminal send first identifier corresponding to the page electronic whiteboard side
It closes, it is impossible to be shared, remind shared terminal to be refreshed with this.
With reference to first aspect or first aspect any one embodiment is also wrapped in the 7th embodiment of first aspect
It includes:
Receive the refresh requests that shared terminal is sent；
The web page body is created, again to realize the shared of the displayed page.
Second aspect of the present invention additionally provides a kind of sharing means of electronic whiteboard, comprising:
Receiving module, for receiving the access request of shared terminal transmission；
Displayed page is sent to the shared terminal for being based on the access request by sending module.
The sharing means of electronic whiteboard content provided in an embodiment of the present invention, are directly realized by electronic whiteboard by electronic whiteboard
Show the shared of content, that is, displayed page is directly sent to by electronic whiteboard after getting the access request of shared terminal
Shared terminal reduces the transmission path of displayed page, without passing through server so as to improve in electronic whiteboard
Hold shared real-time.
Third aspect present invention additionally provides a kind of electronic whiteboard, comprising: at least one processor；And with it is described at least
The memory of one processor communication connection；Wherein, the memory is stored with the instruction that can be executed by one processor,
Described instruction is executed by least one described processor, so that at least one described processor executes above-mentioned first aspect or first
The sharing method of electronic whiteboard content described in aspect any embodiment.
Fourth aspect present invention additionally provides a kind of computer readable storage medium, is stored thereon with computer instruction,
It is characterized in that, which realizes electricity described in above-mentioned first aspect or first aspect any embodiment when being executed by processor
The sharing method of sub- blank content.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the flow chart of the sharing method of electronic whiteboard content according to an embodiment of the present invention；
Fig. 2 is the flow chart of the sharing method of electronic whiteboard content according to an embodiment of the present invention；
Fig. 3 is the flow chart of creation web page body method according to an embodiment of the present invention；
Fig. 4 is the flow chart of the sharing method of electronic whiteboard content according to an embodiment of the present invention；
Fig. 5 is the flow chart of multi-screen interaction method according to an embodiment of the present invention；
Fig. 6 is the flow chart according to an embodiment of the present invention for showing interactive data method；
Fig. 7 is the structural block diagram of the sharing means of electronic whiteboard content according to an embodiment of the present invention；
Fig. 8 is the structural block diagram of the sharing means of electronic whiteboard content according to an embodiment of the present invention；
Fig. 9 is the hardware structural diagram of electronic whiteboard provided in an embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
According to embodiments of the present invention, a kind of embodiment of the sharing method of electronic whiteboard content is provided, needs to illustrate
It is that step shown in the flowchart of the accompanying drawings can execute in a computer system such as a set of computer executable instructions,
Also, although logical order is shown in flow charts, and it in some cases, can be to be different from sequence execution herein
Shown or described step.
A kind of sharing method of electronic whiteboard content is provided in the present embodiment, can be used in electronic whiteboard, such as Fig. 1 institute
Show, this method comprises the following steps:
S11 receives the access request that shared terminal is sent.
Before carrying out shared meeting using electronic whiteboard, electronic whiteboard directly generates a net according to the IP address of the machine
Location character string also can use two dimensional code and be shown the network address character string of generation.Shared terminal can be defeated in a browser
Enter above-mentioned network address character string；It can also be scanned the two-dimensional code by third party software (for example, wechat, Alipay etc.), carry out two dimension
The parsing of code, it is therefore an objective to by the Content Transformation in two-dimension code image at character string；It is converted into after character string (network address), opens clear
It lookes at device, and sends access request to electronic whiteboard.
It should be noted that electronic whiteboard two dimensional code generated can also be parsed by other means, only it need to guarantee it
It can be by the Content Transformation in two-dimension code image at character string.
S12 is based on access request, displayed page is sent to shared terminal.
After the access request for receiving shared terminal transmission, the page shown is sent to transmission and visits electronic whiteboard
Ask the shared terminal of request.
The sharing method of electronic whiteboard content provided in an embodiment of the present invention, is directly realized by electronic whiteboard by electronic whiteboard
Show the shared of content, that is, displayed page is directly sent to by electronic whiteboard after getting the access request of shared terminal
Shared terminal reduces the transmission path of displayed page, without passing through server so as to improve in electronic whiteboard
Hold shared real-time.
The embodiment of the invention also provides the sharing methods that a kind of electronic whiteboard shows content, as shown in Fig. 2, this method packet
It includes:
S21 receives the access request that shared terminal is sent.The associated description of embodiment illustrated in fig. 1 is referred to, herein
It repeats no more.
S22 is based on access request, displayed page is sent to shared terminal.
Displayed page is sent to shared terminal by electronic whiteboard, needs to create web page body first, in the base of web page body
The shared of displayed page is carried out on plinth, is specifically included:
S221 is based on access request, creates web page body.
It wherein, include several first identifiers for going out displayed page for uniquely tagged in web page body.The first identifier
It can be understood as the title of electronic whiteboard displayed page, the corresponding title of different displayed pages is different.
Electronic whiteboard creates web page body (html body) after the access request for receiving shared terminal transmission, should
It is created in real time when web page body according to the current institute's displayed page of electronic whiteboard, includes all displayed pages in web page body
First identifier, the first identifier is for distinguishing different displayed pages.
Web page body is sent to shared terminal by S222.
Electronic whiteboard sends the web page body after the access request according to shared terminal creates web page body in real time
To the shared terminal for sending access request.It wherein, include that electronic whiteboard is all when creating web page body in web page body
The first identifier of displayed page.
That is, electronic whiteboard is web page body to be sent to the shared terminal with access request rather than all shared ends
End, if there is multiple shared terminals all to send access request to electronic whiteboard, web page body is sent to corresponding by electronic whiteboard
Shared terminal.
S223 receives the second access request that shared terminal is sent.
Wherein, first identifier is carried in the second access request.Shared terminal is in the webpage for receiving electronic whiteboard transmission
After main body, user is based on first identifier shown in web page body, sends the second access request to electronic whiteboard, in the second access
Carrying in request currently needs the corresponding first identifier of the displayed page of electronic whiteboard to be sharing.
S224 generates shared picture based on the first identifier carried in displayed page and the second access request.
The first identifier carried in the second access request that electronic whiteboard is sent based on shared terminal, is looked into displayed page
Displayed page corresponding with the first identifier is ask, and displayed page is generated into shared picture.
It can specifically be realized using following steps:
(1) first identifier carried in the second access request is extracted.
(2) displayed page corresponding with the first identifier extracted is converted into picture, picture is shared picture.
For example, sharing picture using following code buildings:
<img src="page0.GIF"/>, wherein " page0 " is the first identifier that shared terminal is sent, i.e. displaying page
The title in face, " .jpg " are the format of shared picture generated.
It should be noted that electronic whiteboard is total to based on different when there is multiple shared terminals to need shared displayed page
The first identifier in the second access request transmitted by terminal is enjoyed, corresponding shared picture is generated.
The shared picture of generation is sent to shared terminal by S225.
The shared picture of generation is sent to corresponding shared terminal by electronic whiteboard, is shown with realization in shared terminal
The displaying of shared picture is realized on web page body.
Compared with embodiment illustrated in fig. 1, the sharing method of electronic whiteboard content provided in this embodiment, in web page body
First identifier including uniquely tagged electronic whiteboard institute displayed page allows users to select corresponding first mark according to demand
Know that carry out the page shared, that is, the corresponding first identifier of all displayed pages in electronic whiteboard, user have been marked in web page body
Wherein some or certain some displayed pages, operating flexibility with higher can be shared according to demand.
In addition, corresponding displayed page is converted into picture according to first identifier transmitted by shared terminal by electronic whiteboard
And it is sent to shared terminal, that is, request transmission displayed page of the electronic whiteboard according to shared terminal, rather than active transmission, it can
It realizes and carries out page presentation according to customer demand in shared terminal.
In some optional embodiments of the present embodiment, quantity of the electronic whiteboard also according to current institute's displayed page, reality
When create web page body.Specifically as shown in figure 3, S221 includes:
S2211 obtains the quantity of all displayed pages.
Electronic whiteboard obtains the quantity of current all displayed pages in real time, for example, can count to the open page
Number, one new page of every opening, count value add 1；A new page is closed, count value subtracts 1, and then realizes to current institute's exhibition
Show the statistics of the quantity of the page.Optionally, the quantity of the current institute's displayed page of electronic whiteboard can also be obtained using other modes,
Only it need to guarantee to get the quantity of displayed page.
S2212 is marked displayed page using first identifier.
Wherein, electronic whiteboard forms unique first identifier corresponding to each displayed page and marks to displayed page
Note, for example, the title for being sequentially generated picture that can be opened according to displayed page, that is, page0, page1, page2 ... etc.；
In addition it is also possible to carry out the differentiation of different displayed pages using other modes.
S2213, quantity and first identifier based on displayed page create web page body.
The quantity of the current institute's displayed page of electronic whiteboard, for so that shared terminal knows electronic whiteboard institute displayed page
Situation；First identifier, for being distinguished to different displayed pages.Therefore, electronic whiteboard is when creating web page body, in conjunction with
The quantity and first identifier of displayed page.
Specifically web page body can be created using following steps:
(1) according to default arranging rule, web page body is divided into several subregions；Wherein, the quantity and exhibition of subregion
Show that the quantity of the page is identical；
(2) subregion is marked using first identifier, each subregion corresponds to a first identifier.
Electronic whiteboard can be when creating web page body, according to default arranging rule, if web page body is marked off
The quantity of dry subregion, subregion is identical as the quantity for the page that electronic whiteboard is currently shown.
Specifically, the arrangement of the web page contents shown in shared terminal can be controlled by html webpage, be exactly blank
The html content (that is, web page body) that software first is sent can change, and achieve the purpose that display effect of network page changes；Each sub-district
The arrangement in domain can be to be arranged from top to bottom, is also possible to from left to right arrange, the various arrangement forms of field word arrangement etc.；Electronics
Web page body can be made into several modes selection by whiteboarding software, also can be made configuration file；Shared terminal can only parse
Html webpage is simultaneously shown, and cannot be modified to web page body.
In addition, electronic whiteboard is identified each subregion to using first identifier, i.e., each subregion corresponds to only
One first identifier, the subregion is for showing corresponding displayed page.Subsequent shared terminal utilizes the web page body received
Each sub-regions in first identifier, to electronic whiteboard send the second access request, it is corresponding in electronic whiteboard for showing
Displayed page.
In other optional embodiments of the present embodiment, S224 extract the second access request in carry first mark
After the step of knowledge, further includes:
(1) displayed page corresponding with the first identifier extracted is judged whether there is.
(2) when displayed page corresponding with the first identifier extracted is not present, generation error code is sent to shared whole
End.
Electronic whiteboard is by comparing the first identifier that extracts from the second access request, with corresponding to displayed page the
One mark, judges electronic whiteboard currently and whether there is displayed page corresponding with the first identifier extracted.If it does not exist with
When the corresponding displayed page of the first identifier extracted, generation error code is sent to shared terminal, means that electronic whiteboard
The corresponding displayed page of first identifier extracted is closed, current shared terminal can not share the displayed page.Shared terminal
The error code that receives of browser after, can handle into the picture presentation with fork to user.
Electronic whiteboard carries out the judgement of first identifier before generating picture, when it be not present, indicates that the shared terminal is sent out
The page corresponding to the first identifier sent has been switched off in electronic whiteboard side, it is impossible to be shared, remind shared terminal with this
Refreshed.
The embodiment of the invention also provides a kind of sharing methods of electronic whiteboard content, as shown in figure 4, this method comprises:
S31 receives the access request that shared terminal is sent.
For the step unlike embodiment illustrated in fig. 2, electronic whiteboard is generating a network address according to the IP address of the machine
When character string, need to combine the corresponding second identifier of different plays；That is, being the IP address using electronic whiteboard in network address character string
And network address character string combines generation, to guarantee different meeting plays, corresponding to different network address character strings, prevents one
The shared terminal of play shares the conference content of this play.Wherein, second identifier can be the starting time of whiteboarding software, can also
To be other identifier, as long as guaranteeing that the second identifier can distinguish different meeting plays.
The description of remaining embodiment S11 shown in Figure 1, details are not described herein.
S32 is based on access request, displayed page is sent to shared terminal.
The step further includes having uniquely tagged electronic whiteboard in web page body unlike embodiment illustrated in fig. 2
The second identifier of meeting play.
For example, second identifier can be the starting time of electronic whiteboard software, the meeting of different plays, electronic whiteboard opened
The dynamic time is different, therefore can use starting time of electronic whiteboard as second identifier, to distinguish the meeting of different plays.
In web page body received by the shared terminal of a upper play, including be first identifier and a upper play pair
The second identifier answered, since the corresponding second identifier of upper play second identifier corresponding from current play is different, upper one
The shared terminal of play can not share the displayed page of the electronic whiteboard of current play.
The description of remaining embodiment S22 shown in Figure 2, details are not described herein.
S33 receives the refresh requests that shared terminal is sent.
Shared terminal sends refresh requests to electronic whiteboard according to demand, i.e. electronic whiteboard will not be actively shared to being sent to
The content of terminal is refreshed, but needs to be refreshed according to request.
S34 is based on refresh requests, displayed page is sent to shared terminal.Refer to embodiment illustrated in fig. 2 S22
Description, details are not described herein.
Compared with embodiment illustrated in fig. 2, the sharing method of electronic whiteboard content provided in this embodiment, in web page body also
Second identifier including distinguishing different meeting plays, by the second identifier for avoiding the shared terminal of a upper play from getting
The displayed page of the electronic whiteboard of current play improves the shared safety of electronic whiteboard content.
The embodiment of the invention also provides a kind of sharing methods of electronic whiteboard content, wherein access request is based on, by exhibition
Show in the step of page is sent to shared terminal, further includes the steps that the multi-screen interactive of electronic whiteboard and shared terminal.Wherein, such as
Shown in Fig. 5, the method for multi-screen interactive, comprising:
S41 establishes the two-way communication link with each shared terminal.
Two-way communication link is established between electronic whiteboard and each shared terminal, can be realized by the two-way communication link
Interactive data is shared.It specifically includes:
S411 parses access request, sends webpage to shared terminal.
It wherein, include the first link address in webpage, to be established between shared terminal by the first link address
Two-way communication link.
Electronic whiteboard is after the access request for receiving shared terminal transmission, to shared terminal feedback message, i.e., to altogether
It enjoys terminal and sends webpage, include the first link address in webpage, to inform that shared terminal by first link address, is built
Vertical two-way communication link.
S412 receives the second access request that shared terminal is sent.
Wherein, the second link address and agreement upgrading message are carried in the second access request.Second link address is
Shared terminal the received link address for two-way communication link.That is, the second link address is received for shared terminal
Link address in webpage.Since network transmission or other reasons may result in the difference of link address.
In addition, carrying agreement upgrading message in the second access request.Specifically, the browser of shared terminal is white to electronics
Plate initiates a http request, this request is different with common http request, wherein agreement upgrading message is carried, such as: '
Upgrade:websocket' shows that this is the HTTP request of an application agreement upgrading.
S413, the first link address of matching and the second link address, to establish two-way communication link.
Whether electronic whiteboard can match the first link address first identical as the second link address, only on two connections ground
In the identical situation in location, it can be successfully established two-way communication link, to guarantee the safety of data transmission.
S42 obtains interactive data.
Wherein, interactive data can be audio, video data, if interactive data can also if shared terminal supports touch function
To be touch data, for example, by touching the image formed on shared terminal；It can be sent to by two-way communication link
Electronic whiteboard, i.e. electronic whiteboard can get the interactive data of shared terminal transmission.
In addition, the interactive data can be electronic whiteboard generation, it is white to be also possible to each shared terminal transmission electron
Plate.
S43 shows interactive data.
Electronic whiteboard shows the interactive data after receiving interactive data on current page.
Interactive data is sent to shared terminal by S44.
Electronic whiteboard is after the interactive data for getting shared terminal transmission, and electronic whiteboard is by accessed interaction number
According to being sent to other shared terminals.For example, the shared terminal for being connected to electronic whiteboard is respectively A, B and C, wherein shared
Terminal A to electronic whiteboard send interactive data, then electronic whiteboard will the interactive data processing after be sent to shared terminal A, B with
And C.
In addition, electronic whiteboard can also show or play interactive data in current page.For example, electronic whiteboard can also be
Interactive data transmitted by shared terminal A is shown or played on current page.
In some optional embodiments of the present embodiment, electronic whiteboard is after getting interactive data, on the page
The interactive data got is shown.When interactive data is touch data, as shown in fig. 6, S43 includes:
S431 parses touch data.
Since the interactive data that shared terminal is sent is sent after encoding to its touch data collected, to subtract
The data volume sent less, improve data send efficiency, therefore, electronic whiteboard receive coding after touch data after,
It needs to be decoded operation, can just access touch data.
S432 calculates the parameter of touch action according to the touch data after parsing.
Electronic whiteboard can use the parameter that adjacent touch data calculates touch action after obtaining touch data,
Also it can use and be separated by the parameter that multiple touch datas calculates touch action.Wherein, touch action can be mobile, rotation or
Person deletes.The parameter of corresponding touch action can be distance rotation angle etc..
For example, the parameter of touch action can be calculated in the following way:
(1) coordinate of the touch point in continuous two touch datas is extracted.
(2) coordinate for utilizing touch point calculates the distance and rotation angle of two touch points.
Electronic whiteboard calculates two adjacent touch points using the coordinate of the touch point in continuous two touch datas
Distance and rotation angle, to determine the relationship on shared terminal between two touch points of arbitrary neighborhood in electronic whiteboard.
S433, the parameter based on touch action, handles touch data, to form interactive image.
The parameter of electronic whiteboard corresponding touch action in two touch points of arbitrary neighborhood on shared terminal is calculated,
After handling touch data, interactive image can be obtained.For example, can realize in the following way:
(1) using the distance and rotation angle of calculated touch point, the track of touch action is fitted.
(2) track based on the touch action fitted generates interactive image.
Electronic whiteboard is fitted the track of touch action, is fitted by the distance and rotation angle of two touch points
Track can form interactive image.
S434 shows interactive image.
Electronic whiteboard shows the interactive image of formation, can also be formed newly on interactive image by touch action
Interactive data, new interactive data is sent to shared terminal using two-way communication link by electronic whiteboard, and then can be realized
More people interaction of touch data, is similar to more people and draws a picture on a painting canvas equally.
Electronic whiteboard calculates the parameter of touch action in the present embodiment, forms interactive image, i.e. being total to by interactive image
It enjoys and realizes the shared of interactive data, improve the real-time of interaction；In addition, passing through the distance and rotation angle of adjacent touch point
Degree, fits the track of touch action, fitting precision with higher, to guarantee the authenticity of interactive data.
A kind of sharing means of electronic whiteboard content are additionally provided in the present embodiment, and the device is for realizing above-mentioned implementation
Example and preferred embodiment, the descriptions that have already been made will not be repeated.As used below, term " module " may be implemented pre-
Determine the combination of the software and/or hardware of function.Although device described in following embodiment is preferably realized with software,
The realization of the combination of hardware or software and hardware is also that may and be contemplated.
The present embodiment provides a kind of sharing means of electronic whiteboard content, as shown in fig. 7, comprises:
Receiving module 51, for receiving the access request of shared terminal transmission.
Displayed page is sent to shared terminal for being based on access request by sending module 52.
The sharing means of electronic whiteboard content provided in an embodiment of the present invention, are directly realized by electronic whiteboard by electronic whiteboard
Show the shared of content, that is, displayed page is directly sent to by electronic whiteboard after getting the access request of shared terminal
Shared terminal reduces the transmission path of displayed page, without passing through server so as to improve in electronic whiteboard
Hold shared real-time.
The sharing means of electronic whiteboard content in the present embodiment are presented in the form of functional unit, unit here
Refer to ASIC circuit, execute one or more softwares or fixed routine processor and memory and/or other can provide
State the device of function.
The further function description of above-mentioned modules is identical as above-mentioned corresponding embodiment, and details are not described herein.
The embodiment of the invention also provides a kind of sharing means of electronic whiteboard content, as described in Figure 8, wherein send mould
Block 52 includes:
Creating unit 521 creates web page body for being based on access request；It wherein, include several use in web page body
Go out the first identifier of displayed page in uniquely tagged.
First transmission unit 522, for web page body to be sent to shared terminal.
Receiving unit 523, for receiving the second access request of shared terminal transmission；Wherein, it is taken in the second access request
With first identifier.
Generation unit 524, for generating shared based on the first identifier carried in displayed page and the second access request
Picture.
Second transmission unit 525, for the shared picture generated to be sent to shared terminal.
The embodiment of the present invention also provides a kind of electronic whiteboard, being total to above-mentioned Fig. 7 or electronic whiteboard content shown in Fig. 8
Enjoy device.
Referring to Fig. 9, Fig. 9 is a kind of structural schematic diagram for electronic whiteboard that alternative embodiment of the present invention provides, such as Fig. 9 institute
Show, which may include: at least one processor 71, such as CPU (Central Processing Unit, centre
Manage device), at least one communication interface 73, memory 74, at least one communication bus 72.Wherein, communication bus 72 for realizing
Connection communication between these components.Wherein, communication interface 73 may include display screen (Display), keyboard (Keyboard),
Optional communication interface 73 can also include standard wireline interface and wireless interface.Memory 74 can be high speed RAM memory
(Random Access Memory, effumability random access memory), is also possible to non-labile memory (non-
Volatile memory), a for example, at least magnetic disk storage.It is remote that memory 74 optionally can also be that at least one is located at
Storage device from aforementioned processor 71.Wherein processor 71 can be in conjunction with device described in Fig. 7 or Fig. 8, in memory 74
Application program is stored, and processor 71 calls the program code stored in memory 74, for executing any of the above-described method step
Suddenly.
Wherein, communication bus 72 can be Peripheral Component Interconnect standard (peripheral component
Interconnect, abbreviation PCI) bus or expanding the industrial standard structure (extended industry standard
Architecture, abbreviation EISA) bus etc..Communication bus 72 can be divided into address bus, data/address bus, control bus etc..
Only to be indicated with a thick line in Fig. 9, it is not intended that an only bus or a type of bus convenient for indicating.
Wherein, memory 74 may include volatile memory (English: volatile memory), such as arbitrary access
Memory (English: random-access memory, abbreviation: RAM)；Memory also may include nonvolatile memory (English
Text: non-volatile memory), for example, flash memory (English: flash memory), hard disk (English: hard disk
Drive, abbreviation: HDD) or solid state hard disk (English: solid-state drive, abbreviation: SSD)；Memory 74 can also include
The combination of the memory of mentioned kind.
Wherein, processor 71 can be central processing unit (English: central processing unit, abbreviation: CPU),
The combination of network processing unit (English: network processor, abbreviation: NP) or CPU and NP.
Wherein, processor 71 can further include hardware chip.Above-mentioned hardware chip can be specific integrated circuit
(English: application-specific integrated circuit, abbreviation: ASIC), programmable logic device (English:
Programmable logic device, abbreviation: PLD) or combinations thereof.Above-mentioned PLD can be Complex Programmable Logic Devices
(English: complex programmable logic device, abbreviation: CPLD), field programmable gate array (English:
Field-programmable gate array, abbreviation: FPGA), Universal Array Logic (English: generic array
Logic, abbreviation: GAL) or any combination thereof.
Optionally, memory 74 is also used to store program instruction.Processor 71 can be instructed with caller, realize such as this Shen
Please electronic whiteboard content shown in Fig. 1 to Fig. 6 embodiment sharing method.
The embodiment of the invention also provides a kind of non-transient computer storage medium, the computer storage medium is stored with
The electronic whiteboard content in above-mentioned any means embodiment can be performed in computer executable instructions, the computer executable instructions
Sharing method.Wherein, the storage medium can for magnetic disk, CD, read-only memory (Read-Only Memory, ROM),
Random access memory (Random Access Memory, RAM), flash memory (Flash Memory), hard disk (Hard
Disk Drive, abbreviation: HDD) or solid state hard disk (Solid-State Drive, SSD) etc.；The storage medium can also wrap
Include the combination of the memory of mentioned kind.
Although being described in conjunction with the accompanying the embodiment of the present invention, those skilled in the art can not depart from the present invention
Spirit and scope in the case where various modifications and variations can be made, such modifications and variations are each fallen within by appended claims institute
Within the scope of restriction.
Claims (11)
1. a kind of sharing method of electronic whiteboard content characterized by comprising
Receive the access request that shared terminal is sent；
Based on the access request, displayed page is sent to the shared terminal.
2. displayed page is sent the method according to claim 1, wherein described be based on the access request
To the shared terminal, comprising:
Based on the access request, web page body is created；It wherein, include several to go out for uniquely tagged in the web page body
The first identifier of the displayed page；
The web page body is sent to the shared terminal；
Receive the second access request that the shared terminal is sent；Wherein, described first is carried in second access request
Mark；
Based on the first identifier carried in the displayed page and second access request, shared picture is generated；
The shared picture of generation is sent to the shared terminal.
3. according to the method described in claim 2, it is characterized in that, further including having electricity described in uniquely tagged in the web page body
The second identifier of the meeting play of sub- blank.
4. according to the method described in claim 2, it is characterized in that, the creation web page body, comprising:
Obtain the quantity of all displayed pages；
The displayed page is marked using the first identifier；
Quantity and the first identifier based on the displayed page create web page body.
5. according to the method described in claim 4, it is characterized in that, quantity and first mark based on the displayed page
Know, create web page body, comprising:
According to default arranging rule, the web page body is divided into several subregions；Wherein, the quantity of the subregion and institute
The quantity for stating displayed page is identical；
The subregion is marked using the first identifier, each subregion corresponds to first mark
Know.
6. according to the method described in claim 2, it is characterized in that, the page and described the shown based on the electronic whiteboard
The first identifier carried in two access requests generates the shared picture, comprising:
Extract the first identifier carried in second access request；
The displayed page corresponding with the first identifier extracted is converted into picture, the picture is the shared picture.
7. according to the method described in claim 6, it is characterized in that, described by the exhibition corresponding with the first identifier extracted
Show conversion of page at picture, comprising:
Judge whether there is the displayed page corresponding with the first identifier extracted；
When the displayed page corresponding with the first identifier extracted is not present, generation error code is sent to described total
Enjoy terminal.
8. -7 any method according to claim 1, which is characterized in that further include:
Receive the refresh requests that shared terminal is sent；
The web page body is created, again to realize the shared of the displayed page.
9. a kind of sharing means of electronic whiteboard characterized by comprising
Receiving module, for receiving the access request of shared terminal transmission；
Displayed page is sent to the shared terminal for being based on the access request by sending module.
10. a kind of electronic whiteboard characterized by comprising at least one processor；And it is logical at least one described processor
Believe the memory of connection；Wherein, the memory is stored with the instruction that can be executed by one processor, and described instruction is by institute
The execution of at least one processor is stated, so that at least one described processor executes any electricity in the claims 1-8
The sharing method of sub- blank content.
11. a kind of computer readable storage medium, is stored thereon with computer instruction, which is characterized in that the instruction is by processor
The sharing method of any electronic whiteboard content in the claims 1-8 is realized when execution.
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