CN110362217A - A kind of touth-interactive electronic blackboard blackboard eraser system and method for deleting - Google Patents
A kind of touth-interactive electronic blackboard blackboard eraser system and method for deleting Download PDFInfo
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- CN110362217A CN110362217A CN201910509665.8A CN201910509665A CN110362217A CN 110362217 A CN110362217 A CN 110362217A CN 201910509665 A CN201910509665 A CN 201910509665A CN 110362217 A CN110362217 A CN 110362217A
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- blackboard eraser
- felt pen
- blackboard
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- 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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
-
- 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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- 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]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/0482—Interaction with lists of selectable items, e.g. menus
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Abstract
The present invention provides a kind of touth-interactive electronic blackboard blackboard eraser system and method for deleting, the blackboard eraser system, including blackboard eraser cartridge module, blackboard eraser module, blackboard eraser erasing module, main control module, touch pen state mark unit, blackboard eraser size mark unit, felt pen position coordinates mark unit, board wiper box position coordinates mark unit.The present invention solves: since the application method of existing touth-interactive electronic blackboard blackboard eraser also completely or partially follows the method for computer software drawing tools, thus the problem of bring blackboard eraser erasing operation complexity.The complete simulation of the present invention erasing mode of normal blackboard has accomplished to take i.e. wiping, that is, has put and write, simplify the use process of blackboard eraser.
Description
Technical field:
The present invention relates to multimedia teaching facility technical field, belong to a kind of touth-interactive electronic blackboard blackboard eraser system and
Method for deleting.
Technical background:
With electronic display technology, fast development and universal, the board of education used in classroom instruction of computer technology
Gradually developed since traditional blackboard to touth-interactive electronic blackboard.As we are once respectively with entitled " interactive electronic plate
And the method for effective use electronic teaching resource " and " a kind of electronic blackboard system and the method for inheriting last time lecture contents " apply
And Chinese patent is obtained, the patent No.: CN 201510345609.7 and 201611206764.1.
The people of touth-interactive electronic blackboard product was used to both know about, with changing for touth-interactive electronic blackboard technology
Into it brings many conveniences and efficiency to us.However, there is also certain endless for existing touth-interactive electronic blackboard
Kind place, specifically: use (i.e. selection, display, erasing and book of the existing touth-interactive electronic blackboard with regard to blackboard eraser
Write the switching of pen) for method, also it is all or part of follow computer software drawing tools with obvious software features
Method for deleting needs to click the selection that blackboard eraser is carried out on " toolbar " " blackboard eraser " in erasing；To the size of blackboard eraser also need into
Row is preset；When carrying out the switching of blackboard eraser and felt pen, it is also necessary to be cut by click " toolbar "-" felt pen "
It changes.This method is increased substantially for the user that those are unfamiliar with software features using difficulty, and user experience
It spends very poor.Can for this problem, it research and develop a kind of system and method for normal blackboard blackboard eraser of simulation completely? many producers are all
Scheme is being researched and solved, such as: it is all right as many manufacturers of representative using touth-interactive electronic blackboard industry outstanding figure Xi Wo company
The method of erasing has carried out certain improvement, realize electronic blackboard palm erasing etc. functions, but but these methods all there is also
The problem of three aspects, 1, the size of electronic blackboard blackboard eraser also need through menu setting, 2, can not achieve accurate erasing；3, it depends on
Multipoint-touch-technology.
In view of the above-mentioned problems, by studying for many years, we have invented a kind of touth-interactive electronic blackboard blackboard eraser system and
Method for deleting, its complete simulation erasing mode of normal blackboard have reached and have taken i.e. wiping, that is, put and write, blackboard eraser size is followed one's inclinations
Variable convenience simplifies the switching and setting process of felt pen and blackboard eraser.
Summary of the invention:
The purpose of the present invention is be directed to existing touth-interactive electronic blackboard with regard to the selection of blackboard eraser, display, erasing, switching
Method also completely or partially follows the method for deleting with obvious software features of computer software drawing tools, is wiping
When, there is the selection for needing to click and carrying out blackboard eraser on " toolbar " " blackboard eraser "；The size of blackboard eraser is also preset,
When carrying out the switching of blackboard eraser and felt pen, it is also necessary to which the problems such as being switched over by click " toolbar "-" felt pen " mentions
For a kind of touth-interactive electronic blackboard blackboard eraser system and method for deleting.
To achieve the above object, the present invention provides a kind of touth-interactive electronic blackboard blackboard eraser system, including touches interaction
Formula electronic blackboard hardware system and software systems；Hardware system includes main frame, touches display equipment；Software systems include
Touth-interactive electronic blackboard system module, blackboard module write module, annotation module and existing other tutor auxiliary platform moulds
Block, it is characterised in that further include blackboard eraser cartridge module, blackboard eraser module, blackboard eraser erasing module, main control module, touch pen state mark list
Member, blackboard eraser size mark unit, felt pen position coordinates mark unit, board wiper box position coordinates mark unit；
The blackboard eraser cartridge module, for board wiper box to be presented on " blackboard screen " or " annotation screen "；Blackboard eraser box shaped can be
The various geometries such as rectangle, square, circle；
Blackboard eraser is presented for " board wiper box " on " blackboard screen ", " annotation screen " or on them to be inner in the blackboard eraser module；
Blackboard eraser shape can be the various geometries such as rectangle corresponding with above-mentioned blackboard eraser box shaped, square, circle；
The blackboard eraser wipes module, for carrying out erasing function on " blackboard screen " or " annotation screen "；Erasing track is
It is basic figure with blackboard eraser shape, click on " blackboard screen " or " annotation screen " or movement is formed by track；
The touch pen state marks unit, the state being presently in for storing felt pen, be divided into writing state and
Blackboard eraser erase status；
The blackboard eraser size marks unit, when felt pen is in blackboard eraser erase status, for storing taken blackboard eraser
Size state, blackboard eraser size can be various states；
The felt pen position coordinates mark unit, for storing the instant touch coordinate information of felt pen, and with
The mobile real-time update of the touch of felt pen；
The board wiper box position coordinates mark unit, for storing the present position coordinate information and blackboard eraser of board wiper box
Area coordinate information inside box, board wiper box interior zone coordinate information are divided into three pieces, i.e. left region coordinate information, middle region
Domain coordinate information, right areas coordinate information.Left region is the space at board wiper box left part edge and blackboard eraser left part edge,
Central region is blackboard eraser region, and right areas is the space of blackboard eraser right edge and board wiper box right edge: when click plate
When wiping left region position in box, blackboard eraser size is small blackboard eraser, and when clicking mid-area location in board wiper box, blackboard eraser size is
Middle blackboard eraser, that is, normal blackboard eraser, when clicking right areas position in board wiper box, blackboard eraser size is big blackboard eraser；
The main control module enters " blackboard screen " or " annotation screen " in touth-interactive electronic blackboard and starts to work afterwards,
Its function is: monitoring that event and record hair are lifted in touch, touch movement, touch of the felt pen on " blackboard screen " or " annotation screen "
Make trouble part when felt pen position coordinates, and then according to felt pen position coordinates mark unit, board wiper box position coordinates mark it is single
Member touches pen state mark unit, blackboard eraser size mark these events of unit judges region occurred and the function to be completed, adjusts
The corresponding book of corresponding module completion in module is wiped with module, annotation module, blackboard eraser cartridge module, blackboard eraser module, blackboard eraser is write
Write erasing function.
The present invention also provides a kind of method for deleting using touth-interactive electronic blackboard blackboard eraser system described above, packets
Include following steps:
Step 1, operation touth-interactive electronic blackboard system module enter " blackboard screen " or " annotation screen ", and main control module opens
It is dynamic；Unit is marked for felt pen position coordinates first, board wiper box position coordinates mark unit, touch pen state mark unit, plate
It wipes size mark unit and sets default value；
Step 2 judges whether felt pen has touch on " blackboard screen " or " annotation screen ", if no touch, continues cycling through and holds
Row step 2, if so, then executing following steps；
Step 3, the coordinate information for storing touch point mark unit in felt pen position coordinates, according to felt pen position coordinates
Whether the value of the value, board wiper box position coordinates mark unit that mark unit judges felt pen in board wiper box: if felt pen is located at
In board wiper box, 4 are thened follow the steps；If felt pen is located at outside board wiper box, 5 are thened follow the steps；
Step 4 judges position of the felt pen in board wiper box: being located in board wiper box if central region if felt pen and executes step
Rapid 4-1)；If felt pen, which is not located at central region in board wiper box, thens follow the steps 4-2)；
1) judge the state that felt pen is presently in:
If a. felt pen is in erase status, judges whether felt pen touches and lift: not being lifted if touching, return to step
Rapid 4-1)-a continues to judge whether felt pen touches to lift；If touch is lifted, main control module calls blackboard eraser module makes blackboard eraser exist
It is presented in board wiper box, changing touch pen state mark unit is writing state, return step 2；
If b. felt pen is in writing state, judges whether felt pen touches and lift: not being lifted if touching, return to step
Rapid 4-1)-b continues to judge whether felt pen touches to lift；If touch is lifted, main control module calls blackboard eraser module makes blackboard eraser exist
It disappears in board wiper box, changing touch pen state mark unit is blackboard eraser erase status, and label blackboard eraser size mark unit is middle plate
Wiping state picks up normal blackboard eraser, i.e., middle blackboard eraser, return step 2；
2) judge whether felt pen is located at left region in board wiper box: if the felt pen not left region in board wiper box,
Execute step 4-3)；If felt pen is located at left region in board wiper box, following steps are executed:
Judge felt pen current state:
If a. felt pen is in writing state, judges whether felt pen touches and lift: being lifted if touching, main control module tune
So that blackboard eraser is disappeared in board wiper box with blackboard eraser module, pick up small blackboard eraser, changes and touch pen state mark unit as blackboard eraser erasing shape
State, label blackboard eraser size mark unit is small blackboard eraser state；Return step 2；If touch is not lifted, 4-2 is thened follow the steps)-c；
If b. felt pen is in erase status, judges whether felt pen touches and lift: being lifted if touching, main control module
Blackboard eraser module is called to show that blackboard eraser in board wiper box, changing touch pen state mark unit is writing state, return step
2；If touch is not lifted, following steps are executed:
C. judge whether felt pen moves:
If I, felt pen does not move: if this step is step 4-2)-a transfers, return step 4-2)-a；As this step is
Step 4-2)-b transfers, then return step 4-2)-b；
If II, felt pen is mobile, main control module calls blackboard eraser cartridge module is moved to board wiper box with the movement of felt pen
Corresponding position；
Judge whether felt pen touches to lift:
If touch is lifted, return step 2；
If touch is not lifted, judge whether felt pen moves: if felt pen, without movement, the judgement for returning to this step touches
Whether pen, which touches, is lifted；If felt pen is mobile, return step 4-2)-c- II continues that blackboard eraser cartridge module is called to make board wiper box with touching
The movement for touching pen is moved to corresponding position；
3) felt pen right areas in board wiper box:
Judge felt pen current state:
If a. felt pen is in writing state, judges whether felt pen touches and lift: being lifted if touching, main control module tune
So that blackboard eraser is disappeared in board wiper box with blackboard eraser module, pick up big blackboard eraser, changes and touch pen state mark unit as blackboard eraser erasing shape
State, label blackboard eraser size mark unit is big blackboard eraser state；Return step 2；If touch is not lifted, 4-3 is thened follow the steps)-c；
If b. felt pen is in erase status, judges whether felt pen touches and lift: being lifted if touching, main control module
Blackboard eraser module is called to show that blackboard eraser in board wiper box, changing touch pen state mark unit is writing state, return step 2；
If touch is not lifted, following steps are executed:
C. judge whether felt pen moves:
If I, felt pen does not move: if this step is step 4-3)-a transfers, return step 4-3)-a；As this step is
Step 4-3)-b transfers, then return step 4-3)-b；
If II, felt pen is mobile, main control module calls blackboard eraser cartridge module is moved to board wiper box with the movement of felt pen
Corresponding position；
Judge whether felt pen touches to lift:
If touch is lifted, return step 2；
If touch is not lifted, judge whether felt pen moves: if felt pen, without movement, the judgement for returning to this step touches
Whether pen, which touches, is lifted；If felt pen is mobile, return step 4-3)-c- II continues that blackboard eraser cartridge module is called to make board wiper box with touching
The movement for touching pen is moved to corresponding position；
Step 5 judges whether to touch and exits " blackboard screen " or " annotation screen " button:
If " blackboard screen " or " annotation screen " button is exited 1) do not touch, judges the state that felt pen is presently in:
If a. felt pen is writing state, judge whether felt pen moves:
If felt pen is mobile, main control module calls are write module or annotation module and are shown on " blackboard screen " or " annotation screen "
Showing that lettering pen is write or annotated, then return step 5-1)-a continues to judge whether felt pen moves；
If felt pen does not move, judge whether felt pen touches and lift: being lifted if touching, return step 2；If touching
Not lifting, then lettering pen is shown on " blackboard screen " or " annotation shield " with felt pen, return step 5-1)-a continues to determine whether
There is movement；
If b. felt pen is currently blackboard eraser state, main control module calls blackboard eraser module is on " blackboard screen " or " annotation screen "
Blackboard eraser is presented, then judges whether felt pen has movement:
If felt pen is mobile, blackboard eraser is wiped and presented simultaneously to main control module calls blackboard eraser module and erasing module,
Then return step 5-1)-b continues to judge whether felt pen has movement；
If felt pen does not move, judge whether felt pen touches and lift: being lifted if touching, main control module calls blackboard eraser
Module makes blackboard eraser disappear, return step 2；Not lifted if touching, return step 5-1)-b continues to judge whether felt pen has shifting
It is dynamic；
2) if felt pen, which touches, exits " blackboard screen " or " annotation screen " button, " blackboard screen " or " annotation screen " is exited,
Main control module exits.
Compared with prior art, advantageous effect of the invention:
A kind of touth-interactive electronic blackboard blackboard eraser system of the present invention and method for deleting are based on electronic instruction auxiliary system
A kind of method for simulating normal blackboard blackboard eraser provided.Blackboard eraser is placed on blackboard screen or annotation screen by it, has been reached and has been taken i.e.
It wipes, put the effect write.It improves existing touth-interactive electronic blackboard blackboard eraser, and " selection, setting, display, switching have software
The shortcomings that feature ", utmostly improves the Experience Degree of user, has Great significance to the universal of electronic blackboard.
Detailed description of the invention:
Fig. 1 main control module flow chart
Fig. 2 board wiper box schematic diagram
Fig. 3 writes status diagram
The normal blackboard eraser status diagram of Fig. 4
The small blackboard eraser status diagram of Fig. 5
The big blackboard eraser status diagram of Fig. 6
Specific embodiment:
Below in conjunction with a kind of attached drawing touth-interactive electronic blackboard blackboard eraser system that present invention be described in more detail provides
And method for deleting.
A kind of interactive electronic blackboard blackboard eraser system is to use touch display equipment as display, electronic instruction auxiliary software
As carrying platform, with all kinds of touch positioning principles, the interactive electronic blackboard blackboard eraser of all kinds of architectures.Specifically include touch
Interactive electronic blackboard hardware system and software systems；Hardware system includes main frame, touches display equipment；Software systems
It is auxiliary including touth-interactive electronic blackboard system module, blackboard module, writing module, annotation module and existing other teaching
Module (image of image and the camera intake of such as Word, PPT, PDF document and all kinds of image formats) is helped, feature exists
In further include blackboard eraser cartridge module, blackboard eraser module, blackboard eraser erasing module, main control module, touch pen state mark unit, blackboard eraser size
It marks unit, felt pen position coordinates mark unit, board wiper box position coordinates and marks unit；
The blackboard eraser cartridge module, for board wiper box to be presented on " blackboard screen " or " annotation screen "；Blackboard eraser box shaped can be
The various geometries such as rectangle, square, circle；After touth-interactive electronic blackboard enters " blackboard screen " or " annotation screen "
Start by main control module calls；
Blackboard eraser is presented for " board wiper box " on " blackboard screen ", " annotation screen " or on them to be inner in the blackboard eraser module；
Blackboard eraser shape can be the various geometries such as rectangle corresponding with above-mentioned blackboard eraser box shaped, square, circle；In blackboard eraser
Heart coordinate is blackboard eraser location coordinate information, and default blackboard eraser initial position is the centre coordinate position of opposite board wiper box；In this explanation
In book, board wiper box is illustrated by taking rectangle as an example with blackboard eraser shape.(such as Fig. 2)；
The blackboard eraser wipes module, for carrying out erasing function on " blackboard screen " or " annotation screen "；Erasing track is
It is basic figure with blackboard eraser shape, click on " blackboard screen " or " annotation screen " or movement is formed by track；
The touch pen state marks unit, the state being presently in for storing felt pen, be divided into writing state and
Blackboard eraser erase status；Defaulting felt pen initial state is writing state (such as Fig. 3)；
The blackboard eraser size marks unit, when felt pen is in blackboard eraser erase status, for storing taken blackboard eraser
Size state, blackboard eraser size can be various states, in this explanation blackboard eraser size with middle blackboard eraser, that is, normal blackboard eraser state (such as Fig. 4),
Small blackboard eraser state (such as Fig. 5), big blackboard eraser state (such as Fig. 6) are illustrated；
The felt pen position coordinates mark unit, for storing the instant touch coordinate information of felt pen, and with
The mobile real-time update of the touch of felt pen, beginning default value are (0,0) point；
The board wiper box position coordinates mark unit, for storing the present position coordinate information and blackboard eraser of board wiper box
Area coordinate information inside box, using board wiper box top left co-ordinate as the location coordinate information of board wiper box, board wiper box size is solid
Permanent amount, board wiper box interior zone coordinate information are divided into three pieces, i.e. left region coordinate information, central region coordinate information, the right side
Portion's area coordinate information.Left region is the space at board wiper box left part edge and blackboard eraser left part edge, and central region is plate
Region is wiped, right areas is the space of blackboard eraser right edge and board wiper box right edge: when left part area in click board wiper box
When the position of domain, blackboard eraser size is small blackboard eraser, and when clicking mid-area location in board wiper box, blackboard eraser size is middle blackboard eraser, that is, normal
Blackboard eraser, when clicking right areas position in board wiper box, blackboard eraser size is big blackboard eraser；
The main control module enters " blackboard screen " or " annotation screen " in touth-interactive electronic blackboard and starts to work afterwards,
Its function is: monitoring that event and record hair are lifted in touch, touch movement, touch of the felt pen on " blackboard screen " or " annotation screen "
Make trouble part when felt pen position coordinates, and then according to felt pen position coordinates mark unit, board wiper box position coordinates mark it is single
Member touches pen state mark unit, blackboard eraser size mark these events of unit judges region occurred and the function to be completed, adjusts
The corresponding book of corresponding module completion in module is wiped with module, annotation module, blackboard eraser cartridge module, blackboard eraser module, blackboard eraser is write
Write erasing function.
A kind of method for deleting using touth-interactive electronic blackboard blackboard eraser system described above, includes the following steps:
Step 1, operation touth-interactive electronic blackboard system module enter " blackboard screen " or " annotation screen ", and main control module opens
It is dynamic；Unit is marked for felt pen position coordinates first, board wiper box position coordinates mark unit, touch pen state mark unit, plate
It wipes size mark unit and sets default value；
Step 2 judges whether felt pen has touch on " blackboard screen " or " annotation screen ", if no touch, continues cycling through and holds
Row step 2, if so, then executing following steps；
Step 3, the coordinate information for storing touch point mark unit in felt pen position coordinates, according to felt pen position coordinates
Whether the value of the value, board wiper box position coordinates mark unit that mark unit judges felt pen in board wiper box: if felt pen is located at
In board wiper box, 4 are thened follow the steps；If felt pen is located at outside board wiper box, 5 are thened follow the steps；
Step 4 judges position of the felt pen in board wiper box: being located in board wiper box if central region if felt pen and executes step
Rapid 4-1)；If felt pen, which is not located at central region in board wiper box, thens follow the steps 4-2)；
1) judge the state that felt pen is presently in:
If a. felt pen is in erase status, judges whether felt pen touches and lift: not being lifted if touching, return to step
Rapid 4-1)-a continues to judge whether felt pen touches to lift；If touch is lifted, main control module calls blackboard eraser module makes blackboard eraser exist
It is presented in board wiper box, changing touch pen state mark unit is writing state, return step 2；
If b. felt pen is in writing state, judges whether felt pen touches and lift: not being lifted if touching, return to step
Rapid 4-1)-b continues to judge whether felt pen touches to lift；If touch is lifted, main control module calls blackboard eraser module makes blackboard eraser exist
It disappears in board wiper box, changing touch pen state mark unit is blackboard eraser erase status, and label blackboard eraser size mark unit is middle plate
Wiping state picks up normal blackboard eraser, i.e., middle blackboard eraser, return step 2；
2) judge whether felt pen is located at left region in board wiper box: if the felt pen not left region in board wiper box,
Execute step 4-3)；If felt pen is located at left region in board wiper box, following steps are executed:
Judge felt pen current state:
If a. felt pen is in writing state, judges whether felt pen touches and lift: being lifted if touching, main control module tune
So that blackboard eraser is disappeared in board wiper box with blackboard eraser module, pick up small blackboard eraser, changes and touch pen state mark unit as blackboard eraser erasing shape
State, label blackboard eraser size mark unit is small blackboard eraser state；Return step 2；If touch is not lifted, 4-2 is thened follow the steps)-c；
If b. felt pen is in erase status, judges whether felt pen touches and lift: being lifted if touching, main control module
Blackboard eraser module is called to show that blackboard eraser in board wiper box, changing touch pen state mark unit is writing state, return step
2；If touch is not lifted, following steps are executed:
C. judge whether felt pen moves:
If I, felt pen does not move: if this step is step 4-2)-a transfers, return step 4-2)-a；As this step is
Step 4-2)-b transfers, then return step 4-2)-b；
If II, felt pen is mobile, main control module calls blackboard eraser cartridge module is moved to board wiper box with the movement of felt pen
Corresponding position；
Judge whether felt pen touches to lift:
If touch is lifted, return step 2；
If touch is not lifted, judge whether felt pen moves: if felt pen, without movement, the judgement for returning to this step touches
Whether pen, which touches, is lifted；If felt pen is mobile, return step 4-2)-c- II continues that blackboard eraser cartridge module is called to make board wiper box with touching
The movement for touching pen is moved to corresponding position；
3) felt pen right areas in board wiper box:
Judge felt pen current state:
If a. felt pen is in writing state, judges whether felt pen touches and lift: being lifted if touching, main control module tune
So that blackboard eraser is disappeared in board wiper box with blackboard eraser module, pick up big blackboard eraser, changes and touch pen state mark unit as blackboard eraser erasing shape
State, label blackboard eraser size mark unit is big blackboard eraser state；Return step 2；If touch is not lifted, 4-3 is thened follow the steps)-c；
If b. felt pen is in erase status, judges whether felt pen touches and lift: being lifted if touching, main control module
Blackboard eraser module is called to show that blackboard eraser in board wiper box, changing touch pen state mark unit is writing state, return step 2；
If touch is not lifted, following steps are executed:
C. judge whether felt pen moves:
If I, felt pen does not move: if this step is step 4-3)-a transfers, return step 4-3)-a；As this step is
Step 4-3)-b transfers, then return step 4-3)-b；
If II, felt pen is mobile, main control module calls blackboard eraser cartridge module is moved to board wiper box with the movement of felt pen
Corresponding position；
Judge whether felt pen touches to lift:
If touch is lifted, return step 2；
If touch is not lifted, judge whether felt pen moves: if felt pen, without movement, the judgement for returning to this step touches
Whether pen, which touches, is lifted；If felt pen is mobile, return step 4-3)-c- II continues that blackboard eraser cartridge module is called to make board wiper box with touching
The movement for touching pen is moved to corresponding position；
Step 5 judges whether to touch and exits " blackboard screen " or " annotation screen " button:
If " blackboard screen " or " annotation screen " button is exited 1) do not touch, judges the state that felt pen is presently in:
If a. felt pen is writing state, judge whether felt pen moves:
If felt pen is mobile, main control module calls are write module or annotation module and are shown on " blackboard screen " or " annotation screen "
Showing that lettering pen is write or annotated, then return step 5-1)-a continues to judge whether felt pen moves；
If felt pen does not move, judge whether felt pen touches and lift: being lifted if touching, return step 2；If touching
Not lifting, then lettering pen is shown on " blackboard screen " or " annotation shield " with felt pen, return step 5-1)-a continues to determine whether
There is movement；
If b. felt pen is currently blackboard eraser state, main control module calls blackboard eraser module is on " blackboard screen " or " annotation screen "
Blackboard eraser is presented, then judges whether felt pen has movement:
If felt pen is mobile, blackboard eraser is wiped and presented simultaneously to main control module calls blackboard eraser module and erasing module,
Then return step 5-1)-b continues to judge whether felt pen has movement；
If felt pen does not move, judge whether felt pen touches and lift: being lifted if touching, main control module calls blackboard eraser
Module makes blackboard eraser disappear, return step 2；Not lifted if touching, return step 5-1)-b continues to judge whether felt pen has shifting
It is dynamic；
2) if felt pen, which touches, exits " blackboard screen " or " annotation screen " button, " blackboard screen " or " annotation screen " is exited,
Main control module exits.
Claims (2)
1. a kind of touth-interactive electronic blackboard blackboard eraser system, including touth-interactive electronic blackboard hardware system and software system
System；Hardware system includes main frame, touches display equipment；Software systems include touth-interactive electronic blackboard system mould
Block, blackboard module write module, annotation module, it is characterised in that further include blackboard eraser cartridge module, blackboard eraser module, blackboard eraser erasing mould
Block, main control module touch pen state mark unit, blackboard eraser size mark unit, felt pen position coordinates mark unit, board wiper box
Position coordinates mark unit；
The blackboard eraser cartridge module, for board wiper box to be presented on " blackboard screen " or " annotation screen "；
Blackboard eraser is presented for " board wiper box " on " blackboard screen ", " annotation screen " or on them to be inner in the blackboard eraser module；
The blackboard eraser wipes module, for carrying out erasing function on " blackboard screen " or " annotation screen "；
The touch pen state marks unit, and the state being presently in for storing felt pen is divided into writing state and blackboard eraser
Erase status；
The blackboard eraser size marks unit, when felt pen is in blackboard eraser erase status, for storing the size of taken blackboard eraser
State；
The felt pen position coordinates mark unit, for storing the instant touch coordinate information of felt pen, and with touch
The mobile real-time update of the touch of pen；
The board wiper box position coordinates mark unit, in the present position coordinate information and board wiper box for storing board wiper box
The area coordinate information in portion, board wiper box interior zone coordinate information are divided into three pieces, i.e. left region coordinate information, central region is sat
Mark information, right areas coordinate information: when clicking left region position in board wiper box, blackboard eraser is small blackboard eraser, when click blackboard eraser
In box when mid-area location, blackboard eraser is middle blackboard eraser, that is, normal blackboard eraser, and when clicking right areas position in board wiper box, blackboard eraser is
Big blackboard eraser；
The main control module enters " blackboard screen " or " annotation screen " in touth-interactive electronic blackboard and starts to work afterwards, function
It can be: monitor that touch, touch of the felt pen on " blackboard screen " or " annotation screen " are mobile, event is lifted in touch and thing occurs for record
The position coordinates of felt pen when part, and then unit, board wiper box position coordinates mark unit, touching are marked according to felt pen position coordinates
Pen state mark unit, blackboard eraser size mark these events of unit judges region occurred and the function to be completed are touched, book is called
Writing module, annotation module, blackboard eraser cartridge module, blackboard eraser module, blackboard eraser wipe corresponding module in module and complete to write wiping accordingly
Except function.
2. a kind of method for deleting using touth-interactive electronic blackboard blackboard eraser system described in claim 1, including walk as follows
It is rapid:
Step 1, operation touth-interactive electronic blackboard system module enter " blackboard screen " or " annotation screen ", main control module starting；
Unit is marked for felt pen position coordinates first, board wiper box position coordinates mark unit, it is big to touch pen state mark unit, blackboard eraser
Small mark unit sets default value；
Step 2 judges whether felt pen has touch on " blackboard screen " or " annotation screen ", if no touch, continues cycling through and executes step
Rapid 2, if so, then executing following steps；
Step 3, the coordinate information for storing touch point mark unit in felt pen position coordinates, are marked according to felt pen position coordinates
Whether the value of unit, the value of board wiper box position coordinates mark unit judge felt pen in board wiper box: if felt pen is located at blackboard eraser
In box, 4 are thened follow the steps；If felt pen is located at outside board wiper box, 5 are thened follow the steps；
Step 4 judges position of the felt pen in board wiper box: if felt pen is located at central region in board wiper box and thens follow the steps 4-
1)；If felt pen, which is not located at central region in board wiper box, thens follow the steps 4-2)；
1) judge the state that felt pen is presently in:
If a. felt pen is in erase status, judges whether felt pen touches and lift: not being lifted if touching, return step 4-
1)-a continues to judge whether felt pen touches to lift；If touch is lifted, main control module calls blackboard eraser module makes blackboard eraser in blackboard eraser
It is presented in box, changing touch pen state mark unit is writing state, return step 2；
If b. felt pen is in writing state, judges whether felt pen touches and lift: not being lifted if touching, return step 4-
1)-b continues to judge whether felt pen touches to lift；If touch is lifted, main control module calls blackboard eraser module makes blackboard eraser in blackboard eraser
It disappears in box, changing touch pen state mark unit is blackboard eraser erase status, and label blackboard eraser size mark unit is middle blackboard eraser shape
State picks up normal blackboard eraser, i.e., middle blackboard eraser, return step 2；
2) judge whether felt pen is located at left region in board wiper box: if the felt pen not left region in board wiper box, executes
Step 4-3)；If felt pen is located at left region in board wiper box, following steps are executed:
Judge felt pen current state:
If a. felt pen is in writing state, judges whether felt pen touches and lift: being lifted if touching, main control module calls plate
Wiping module makes blackboard eraser disappear in board wiper box, picks up small blackboard eraser, and changing touch pen state mark unit is blackboard eraser erase status, mark
Remember that blackboard eraser size mark unit is small blackboard eraser state；Return step 2；If touch is not lifted, 4-2 is thened follow the steps)-c；
If b. felt pen is in erase status, judges whether felt pen touches and lift: being lifted if touching, main control module calls
Blackboard eraser module shows that blackboard eraser in board wiper box, and changing touch pen state mark unit is writing state, return step 2；If touching
It touches and does not lift, then execute following steps:
C. judge whether felt pen moves:
If I, felt pen does not move: if this step is step 4-2)-a transfers, return step 4-2)-a；
If this step is step 4-2)-b transfers, then return step 4-2)-b；
If II, felt pen is mobile, main control module calls blackboard eraser cartridge module is moved to board wiper box accordingly with the movement of felt pen
Position；
Judge whether felt pen touches to lift:
If touch is lifted, return step 2；
If touch is not lifted, judge whether felt pen moves: if felt pen, without movement, the judgement felt pen for returning to this step is
No touch is lifted；If felt pen is mobile, return step 4-2)-c- II continues that blackboard eraser cartridge module is called to make board wiper box with felt pen
Movement be moved to corresponding position；
3) felt pen right areas in board wiper box:
Judge felt pen current state:
If a. felt pen is in writing state, judges whether felt pen touches and lift: being lifted if touching, main control module calls plate
Wiping module makes blackboard eraser disappear in board wiper box, picks up big blackboard eraser, and changing touch pen state mark unit is blackboard eraser erase status, mark
Remember that blackboard eraser size mark unit is big blackboard eraser state；Return step 2；If touch is not lifted,
Then follow the steps 4-3)-c；
If b. felt pen is in erase status, judges whether felt pen touches and lift: being lifted if touching, main control module calls
Blackboard eraser module shows that blackboard eraser in board wiper box, and changing touch pen state mark unit is writing state,
Return step 2；If touch is not lifted, following steps are executed:
C. judge whether felt pen moves:
If I, felt pen does not move: if this step is step 4-3)-a transfers, return step 4-3)
-a；If this step is step 4-3)-b transfers, then return step 4-3)-b；
If II, felt pen is mobile, main control module calls blackboard eraser cartridge module is moved to board wiper box accordingly with the movement of felt pen
Position；
Judge whether felt pen touches to lift:
If touch is lifted, return step 2；
If touch is not lifted, judge whether felt pen moves: if felt pen, without movement, the judgement felt pen for returning to this step is
No touch is lifted；If felt pen is mobile, return step 4-3)-c- II continues that blackboard eraser cartridge module is called to make board wiper box with felt pen
Movement be moved to corresponding position；
Step 5 judges whether to touch and exits " blackboard screen " or " annotation screen " button:
If " blackboard screen " or " annotation screen " button is exited 1) do not touch, judges the state that felt pen is presently in:
If a. felt pen is writing state, judge whether felt pen moves:
If felt pen is mobile, main control module calls write module or annotation module at " blackboard screen " or " annotation screen "
Upper display lettering pen is write or is annotated, then return step 5-1)-a continues to judge whether felt pen moves；
If felt pen does not move, judge whether felt pen touches and lift: being lifted if touching, return step 2；If touch is not lifted
Rising, then lettering pen is shown on " blackboard screen " or " annotation shield " with felt pen, return step 5-1)-a continued to determine whether shifting
It is dynamic；
If b. felt pen is currently blackboard eraser state, main control module calls blackboard eraser module is presented on " blackboard screen " or " annotation screen "
Blackboard eraser, then judges whether felt pen has movement:
If felt pen is mobile, main control module calls blackboard eraser module and erasing module are wiped and blackboard eraser are presented simultaneously, then
Return step 5-1)-b continues to judge whether felt pen has movement；
If felt pen does not move, judge whether felt pen touches and lift: being lifted if touching, main control module calls blackboard eraser module
Blackboard eraser is set to disappear, return step 2；Not lifted if touching, return step 5-1)-b continues to judge whether felt pen has movement；
2) if felt pen, which touches, exits " blackboard screen " or " annotation screen " button, " blackboard screen " or " annotation screen ", master control are exited
Module exits.
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| CN110362217B (en) | 2021-07-02 |
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