CN111976343B - Blackboard writing drawing method and device and writing equipment - Google Patents
Blackboard writing drawing method and device and writing equipment Download PDFInfo
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- CN111976343B CN111976343B CN202010758590.XA CN202010758590A CN111976343B CN 111976343 B CN111976343 B CN 111976343B CN 202010758590 A CN202010758590 A CN 202010758590A CN 111976343 B CN111976343 B CN 111976343B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K23/00—Holders or connectors for writing implements; Means for protecting the writing-points
- B43K23/001—Supporting means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/12—Repeatedly-usable boards or tablets for writing or drawing having translucent writing surfaces producing visual impressions by co-operation with backing members
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Abstract
The application provides a method, a device and writing equipment for drawing blackboard writing, and the writing equipment comprises a handwriting reduction device, wherein the handwriting reduction device is arranged on a writing board and is movable, and the handwriting reduction device is used for installing a writing pen and controlling the writing pen to write on the writing board. The blackboard writing drawing method is applied to writing equipment and comprises the following steps: acquiring handwriting information; the handwriting information is generated according to the handwriting of the user; determining coordinates of handwriting reduction points corresponding to the handwriting according to the handwriting information; and controlling the handwriting reduction device to act according to the coordinates of the handwriting reduction points to drive the writing pen to draw the handwriting reduction points on the writing board. The writing board drawing method provided by the application realizes the restoration display of the handwriting on the writing board.
Description
Technical Field
The application relates to the technical field of computers, in particular to a method and a device for drawing a blackboard writing and writing equipment.
Background
In the teaching process of teachers, writing on a blackboard by using chalk or writing on a whiteboard by using a marker pen is still an essential mode in the teaching process.
The following scenes exist during teacher teaching: the teacher has the content which is not spoken in the previous lesson, and needs to continue explaining in the next lesson. But the physical blackboard writing of the previous lesson is erased, so that the teacher cannot be explained according to the previous blackboard writing when the teacher replies or reviews the blackboard writing.
Disclosure of Invention
The application provides a method and a device for drawing a blackboard writing and writing equipment, and realizes restoration display of handwriting on a writing board.
In a first aspect, the application provides a method for writing on a board, which is applied to writing equipment, wherein the writing equipment comprises a handwriting reduction device, the handwriting reduction device is arranged on a writing board and can move, and the handwriting reduction device is used for installing a writing pen and controlling the writing pen to write on the writing board; the method comprises the following steps:
acquiring handwriting information; the handwriting information is generated according to the handwriting of the user;
determining coordinates of handwriting reduction points corresponding to the handwriting according to the handwriting information; the handwriting reduction point is used for displaying the handwriting on the writing board;
and controlling the handwriting reduction device to move according to the coordinates of the handwriting reduction points so as to drive the writing pen to draw the handwriting reduction points on the writing board.
In a second aspect, the application provides a board writing drawing device, which is applied to writing equipment, wherein the writing equipment comprises a handwriting reduction device, the handwriting reduction device is arranged on a writing board and can move, and the handwriting reduction device is used for installing a writing pen and controlling the writing pen to write on the writing board; the device comprises: a memory and a processor;
the memory for storing program code;
the processor calls the program code, and when the program code is executed, the processor is used for executing the method provided by the first aspect of the application.
In a third aspect, the present application provides a writing apparatus comprising: handwriting reduction means, drive means and blackboard writing drawing apparatus as claimed in claim 7;
the handwriting reduction device is arranged on the writing board and can move, and is used for installing a writing pen and controlling the writing pen to write on the writing board;
the driving device is connected with the handwriting reduction device and used for controlling the handwriting reduction device to move.
In a fourth aspect, embodiments of the present application provide a computer-readable storage medium, in which a computer program is stored, and the computer program, when executed, implements the method as provided in the first aspect.
The application provides a method, a device and writing equipment for drawing a blackboard writing, wherein coordinates of a writing reduction point corresponding to a handwriting are determined according to handwriting information generated by the handwriting of a user, and a handwriting reduction device is controlled to move on a writing board according to the coordinates of the writing reduction point, so that the handwriting reduction device can drive a writing pen to draw the writing reduction point on the writing board. All handwriting restoration points drawn by the writing pen reappear the handwriting effect of the user on the writing board, and the restoration display of the handwriting of the user is realized.
Drawings
FIG. 1 is a schematic diagram of a writing instrument suitable for use in embodiments of the present application;
FIG. 2 is a schematic diagram of another writing instrument suitable for use in embodiments of the present application;
FIG. 3 is a schematic diagram of another writing instrument suitable for use in embodiments of the present application;
fig. 4 is a flowchart of a blackboard writing drawing method provided in an embodiment of the present application;
FIG. 5 is a schematic diagram of a moving track of a handwriting reduction apparatus according to an embodiment of the present application;
FIG. 6 is another schematic diagram of a movement track of a handwriting reduction apparatus according to an embodiment of the present application;
FIG. 7 is a schematic diagram illustrating a moving trajectory of a handwriting reduction apparatus according to an embodiment of the present application;
FIG. 8 is a schematic diagram of a blackboard writing recording process provided by an embodiment of the present application;
fig. 9 is a schematic structural diagram of a blackboard writing drawing apparatus according to an embodiment of the present application;
fig. 10 is another schematic structural diagram of a board writing drawing device according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a blackboard writing drawing method which can be applied to writing equipment. The structure of the writing instrument is exemplified by fig. 1 to 3, wherein fig. 1 to 3 do not limit the structure of the writing instrument.
Alternatively, in one configuration, as shown in FIG. 1, a user may use a stylus to write content on the front of tablet 11. The shape and material of the writing board 11 are not limited in the present application. Typically, the tablet 11 is rectangular. The type and material of the writing pen are not limited in this application, and the material of the writing pen may be matched with the material of the writing board 11. For example, when the writing board 11 is a wooden blackboard, the writing pen may be chalk. When the writing board 11 is a plastic whiteboard, the writing pen may be a rewritable whiteboard pen, a marker pen, or the like. The writing apparatus 100 may include a movable handwriting reduction device 12 provided on the writing board 11. Alternatively, the handwriting reduction device 12 may have a distance with the front surface of the writing board 11, and the distance is not limited in the present application. The handwriting reduction device 12 can move on the writing board 11, and the movable direction of the handwriting reduction device 12 is not limited in the present application. For example, the handwriting reduction apparatus 12 may be moved in a horizontal direction or a vertical direction. The handwriting restoration apparatus 12 may be used to install a writing pen (not shown) and control the writing pen to write on the writing board 11. During the movement of the handwriting reducing device 12, if the handwriting reducing device 12 controls the writing pen to contact the writing board 11, the writing pen may draw a pattern on the front surface of the writing board 11. The present application does not limit the specific structure of the handwriting reduction device 12 and the driving structure for realizing the movement of the handwriting reduction device 12. For example, the handwriting reduction apparatus may include a clamping portion and a motor. The clamping part is used for installing a writing pen, and the motor is used for controlling the inclination angle of the clamping part so as to adjust the included angle between the writing pen and the writing board. The application does not do the restriction to the concrete shape, structure and the material of clamping part, does not do the restriction to the quantity of motor, set up the connected mode of position and motor and clamping part. For example, in fig. 1, the driving structure may include slide rails 13 respectively disposed at the top and bottom ends of the writing board 11, and a slide block (not shown) is disposed in the slide rails 13, and the upper and lower slide blocks are respectively fixed at both ends of the slide rod 14. The handwriting reduction device 12 is arranged on the slide rod 14 and can move along the slide rod 14 in the vertical direction. The driving mechanism may further include a motor for driving the slide block to move in the slide track 13, so as to drive the slide rod 14 to move the handwriting reduction device 12, for example, horizontally along the direction A-A' or vertically along the slide rod 14 in the direction A-B. The type, number, arrangement position and physical and electrical connection relationship between the motors and other components, and the moving direction of the handwriting reduction device 12 are not limited in the present application.
Optionally, the writing device 100 may further include a storage device 15, and the type, setting position, and stored content of the storage device are not limited in this application. For example, the storage device may be used to store handwriting information.
Optionally, the writing device 100 may further include a communication interface, and the application does not limit the type and the setting position of the communication interface. For example, the communication interface may be a Universal Serial Bus (USB) interface.
Optionally, the writing device 100 may further include a wireless transceiver for data transmission with other devices. The specific content of the transmitted data is not limited in the present application, and may be handwriting information, for example.
Optionally, the writing device 100 may further include an optical sensor, which may be disposed on the back of the writing board 11, for sensing the handwriting of the user to generate handwriting information. The type of optical sensor is not limited in this application. For example, in fig. 1, the top and left sides of the back surface of the tablet 11 may be provided with infrared emission sensors (not shown), and the bottom and right sides of the back surface of the tablet 11 may be provided with infrared reception sensors (not shown). When a user writes contents on the front surface of the writing pad 11, the trace of the handwriting can be acquired by the infrared transmitting sensor and the infrared receiving sensor, thereby generating handwriting information. Optionally, the optical sensor may further comprise a laser sensor.
Optionally, the writing device 100 may also include a writing tablet 11.
Alternatively, FIG. 2 shows another construction of the writing instrument. The writing instrument 200 may include a handwriting reduction device 12, a slide rail 13, a slide bar 14, and a storage device 15. Fig. 2 differs from fig. 1 in that: in fig. 2, slide rails 13 are provided on the left and right sides of the tablet 11, respectively. The slide rod 14 can drive the handwriting reduction device 12 to vertically move along the direction A-B through the slide rail 13, and the handwriting reduction device 12 can also horizontally move along the slide rod 14 in the direction A-A'.
Alternatively, FIG. 3 shows yet another construction of the writing instrument. The writing device 300 may include an electronic touch large screen located in the middle and physical blackboards located on the left and right sides, respectively, and 2 physical blackboards may be referred to as a physical blackboard 1 and a physical blackboard 2, which may refer to the structure shown in fig. 1 and are not described herein again.
It should be noted that the name and product type of the writing device are not limited in the present application.
It should be noted that the implementation manner of the driving device in the writing instrument is not limited in the present application. For example, the handwriting reduction device can be controlled to move by utilizing the magnetic attraction principle through the relevant characteristics of the magnet.
It should be noted that the blackboard writing drawing method provided by the application can be applied to a scene in which the handwriting needs to be restored and displayed. For example, in the course of teaching by the teacher, the content that has not been spoken in the previous lesson needs to be explained continuously in the next lesson, and then the physical blackboard-writing in the previous lesson can be restored and displayed in the next lesson. For another example, in a conference scene, a certain subject needs to be re-discussed, and conference contents in the previous discussion needs to be restored and displayed. The application does not limit the specific application scenarios.
The technical solution in the present application will be described in detail below with reference to the accompanying drawings. It should be noted that, in the present application, different technical features may be combined with each other without conflict.
Fig. 4 is a flowchart of a blackboard writing drawing method according to an embodiment of the present application. In the writing method provided by this embodiment, the execution main body may be a writing apparatus or a writing device. For convenience of explanation, the present embodiment is exemplified with a writing apparatus as an execution subject. Wherein, writing equipment can restore the device including the handwriting, and the handwriting restores the device and can set up on the clipboard and portable, and the handwriting restores the device and can be used for installing the pen and be used for controlling the pen and write on the clipboard. As shown in fig. 4, the blackboard writing drawing method provided in this embodiment may include:
s401, acquiring handwriting information.
Wherein, the handwriting information is generated according to the handwriting of the user. The embodiment does not limit the time and equipment for writing the handwriting of the user, and does not limit the specific content of the handwriting. For example, handwriting may include, but is not limited to, at least one of the following: chinese characters, pinyin, english, or graphics. For example, a teacher may be 2 classes in the morning. The handwriting 1 is written in classroom 1 while the handwriting 2 is written in classroom 2. The handwriting information 1 may be generated according to the user's handwriting 1, and the handwriting information 2 may be generated according to the user's handwriting 2. It should be noted that the writing device for executing the board writing drawing method provided by this embodiment and the device for the user to write the handwriting may be the same device or different devices. For convenience of explanation, a writing board on which a user writes handwriting may be referred to as an original writing board, and a writing board in the writing device of the board writing drawing method provided in this embodiment may be referred to as a writing board.
Optionally, in an implementation manner, the storage device in the writing apparatus stores the handwriting information, and the handwriting information stored in the storage device may be acquired.
Optionally, in another implementation, the writing device may receive handwriting information sent by other devices through the wireless transceiver.
Optionally, in another implementation manner, the writing device may be electrically connected to the external memory through the communication interface, and the writing device may obtain the handwriting information stored in the external memory. The present embodiment does not limit the type of the external memory, for example, a USB hard disk, a mobile hard disk, and the like.
Alternatively, the handwriting information may include the coordinate position of the handwriting on the original writing pad. The present embodiment does not limit the setting of the coordinate axes of the original writing board. For example, referring to FIG. 1, assuming that the original writing board is the writing board 11, the upper left corner of the writing board 11 may be the origin of the coordinate axes, the A-A' direction is the x-axis direction, and the A-B direction is the y-axis direction. For another example, the lower left corner of the tablet 11 may be the origin of the coordinate axis.
Alternatively, the handwriting information may be an image including handwriting.
S402, determining coordinates of handwriting reduction points corresponding to the handwriting according to the handwriting information.
Wherein, the handwriting restoration point can be used for displaying the handwriting on the writing board. The handwriting restoration points may be points arranged in a preset direction in the handwriting, for example, points arranged in a horizontal direction or a vertical direction, and the preset direction is not limited in this embodiment.
The embodiment does not limit the size of the handwriting reduction point. Alternatively, the device may be related to at least one of a unit moving distance when the handwriting reduction device moves, a type of the writing pen, or a material of the writing pen. For example, when the writing board is a blackboard and the writing pen is chalk, the size of the writing reduction point can be larger; when the writing board is a white board and the writing pen is a marking pen, the size of the return point of the handwriting can be smaller.
And S403, controlling the action of the handwriting reduction device according to the coordinates of the handwriting reduction points to drive the writing pen to draw the handwriting reduction points on the writing board.
Specifically, the handwriting restoration device can be used for controlling the writing pen to write on the writing board. In the process of controlling the action of the handwriting reducing device according to the coordinates of the handwriting reducing points, if the handwriting reducing points exist at a certain position, the writing pen is controlled to be in contact with the writing board by controlling the handwriting reducing device, so that the handwriting reducing points are drawn on the writing board, and if the handwriting reducing points do not exist at the certain position, the writing pen is controlled to be not in contact with the writing board by controlling the handwriting reducing device, so that the writing board is not drawn. The handwriting restoring device is controlled to act, so that the writing pen can be driven to make handwriting restoring points on the writing board, and the handwriting of the user can be drawn.
The blackboard writing drawing method provided by the embodiment can be applied to writing equipment and is suitable for scenes in which the handwriting of the user needs to be restored and displayed. And determining the coordinates of the handwriting reduction points according to handwriting information generated by the handwriting of the user, and controlling the handwriting reduction device to act according to the coordinates of the handwriting reduction points, so as to drive the writing pen to draw the handwriting reduction points on the writing board. All handwriting restoration points drawn by the writing pen reappear the handwriting effect of the user on the writing board, and the restoration display of the handwriting of the user is realized. For example, in the teaching scene of the teacher, if the content that has not been spoken in the previous lesson is still available, in the next lesson, the teacher can continue to explain by using the blackboard writing displayed in the restoring mode, and the explanation effect is improved.
The present embodiment does not limit the direction and the track for controlling the movement of the handwriting reduction apparatus.
Optionally, in an implementation manner, in S403, controlling an action of the handwriting reduction device according to the coordinate of the handwriting reduction point to drive the writing pen to draw the handwriting reduction point on the writing board, which may include:
and controlling the handwriting reduction device to move along the horizontal direction or the vertical direction according to the coordinates of the handwriting reduction points so as to drive the writing pen to draw the handwriting reduction points on the writing board line by line or line by line.
In the implementation mode, the handwriting reduction device can be controlled to move along the horizontal direction or the vertical direction, so that the writing pen is driven to draw the handwriting reduction points on the writing board line by line or line by line, the handwriting of the user is drawn, and the implementation mode is simple. The track for controlling the movement of the handwriting restoration device along the horizontal direction or the vertical direction is not limited in this embodiment. The following is an exemplary description with reference to fig. 5 to 6. It is assumed that the handwriting restoration apparatus is controlled to move in the horizontal direction. Alternatively, in one implementation, as shown in fig. 5, the handwriting reduction device is controlled to move to the right along the horizontal direction from the top left corner of the writing board, and then moves horizontally from the right to the left when moving to the right edge, and so on. Alternatively, in another implementation, as shown in fig. 6, the handwriting reduction device is controlled to move to the right in the horizontal direction from the top left corner of the writing board, and after moving to the right edge, the handwriting reduction device returns to the left side of the writing board and moves horizontally to the right from the left side to the right side, and so on.
Optionally, in another implementation manner, in S403, the handwriting reduction device may be controlled to move along the oblique line according to the coordinate of the handwriting reduction point, so as to drive the writing pen to draw the handwriting reduction point on the writing board. For example, fig. 7 shows a movement track of the handwriting reduction device when moving along an oblique line.
Next, the display effect of the board book drawing method provided in the present embodiment is exemplarily described with reference to fig. 8. Suppose that the user's handwriting on the writing pad includes "suppose" two words. The handwriting reduction device can move along the horizontal direction. As shown in fig. 8, the handwriting reduction device is controlled to move along the horizontal direction according to the coordinates of the handwriting reduction points, so that the writing pen can be driven to draw the handwriting reduction points on the writing board line by line, and finally, the drawn handwriting reduction points present two 'hypothesis' characters, and the handwriting of the user is reduced and displayed.
Alternatively, the handwriting reduction device may comprise a pressure sensor, which may be used to detect the pressure applied to the writing pen from the writing tablet.
Correspondingly, in S403, controlling the writing trace restoring device to act to drive the writing pen to draw the writing trace restoring point on the writing board may include:
and acquiring pressure data acquired by the pressure sensor in the process of controlling the action of the handwriting reducing device.
And controlling the writing pen to draw a writing restoration point on the writing board at a pressure within a preset pressure range through the writing restoration device according to the pressure data.
Specifically, in the process of controlling the action of the handwriting reduction device and driving the writing pen to move, if the writing pen is determined to be required to draw the handwriting reduction point on the writing board according to the coordinate of the handwriting reduction point, the writing pen is in contact with the surface of the writing board, and pressure is generated between the writing pen and the writing board. In the process of writing on the blackboard that this embodiment provided, can gather the pressure data between pen and the clipboard in real time through pressure sensor to through the pressure between pen and the clipboard of handwriting restoration device regulation according to pressure data, control the pen and draw the handwriting restoration point with the pressure in certain extent, promoted the pen and drawn the fluency of handwriting restoration point, protected the pen, prevented the pen rupture, prolonged the live time of pen.
In this embodiment, the preset pressure range is not limited.
The type, the setting position and the connection relation of the pressure sensor are not limited in the embodiment, the mode of adjusting the pressure between the writing pen and the writing board by the handwriting reduction device is not limited, and the pressure adjustment device can be different according to different structures of the handwriting reduction device.
Optionally, after acquiring the pressure data acquired by the pressure sensor, the blackboard writing method provided in this embodiment may further include:
and if the pressure applied to the writing pen is determined to be less than or equal to the preset value according to the pressure data, generating alarm information. The alarm information is used for prompting a user to change the writing pen.
And outputting alarm information.
Specifically, in the process of drawing the handwriting reduction point on the writing board by the writing pen, pressure exists between the writing pen and the writing board. If the pressure applied to the writing pen is determined to be less than or equal to the preset value according to the pressure data acquired by the pressure sensor, the writing pen may be in an abnormal condition. For example, the writing board is a blackboard, the writing pen is chalk, if the chalk is used for too long, the residual chalk is short, the chalk and the blackboard are not contacted or the contact area is too small, and the pressure between the chalk and the blackboard is relatively small. At the moment, the user can be reminded to replace the writing pen by generating and outputting alarm information, and the drawing effect is ensured.
In this embodiment, the value of the preset value is not limited.
The present embodiment does not limit the implementation manner of the alarm information. For example, the alarm information may be an audio signal, and the alarm information may be played through a sound box or a loudspeaker. Alternatively, referring to fig. 3, the alarm information may be display information, and the alarm information may be displayed through an electronic touch screen.
Optionally, in S403, controlling the writing trace restoring device to act to drive the writing pen to draw the writing trace restoring point on the writing board may include:
in the process of controlling the action of the handwriting reduction device, the included angle between the writing pen and the writing board is controlled to be a preset angle through the handwriting reduction device, so that the writing pen is driven to draw a handwriting reduction point on the writing board at the preset angle.
Specifically, in the process of drawing the handwriting reduction point on the writing board by the writing pen, a certain angle exists between the writing pen and the writing board. For example, referring to the moving trace shown in fig. 6, in the process of controlling the handwriting reduction device to horizontally move from left to right, the handwriting reduction device may control the writing pen to tilt to the right, so that the included angle between the writing pen and the writing board during the moving process is less than 90 degrees. The included angle between the writing pen and the writing board is controlled to be a preset angle through the handwriting restoration device, the writing pen is controlled to draw the handwriting restoration point at the preset angle, and the fluency of drawing the handwriting restoration point by the writing pen can be improved. Moreover, the angle is reasonably set, the writing pen is protected, and the service life of the writing pen is prolonged.
In this embodiment, the value of the preset angle is not limited. Alternatively, the preset angle may be less than or equal to 90 degrees.
The way of adjusting the angle between the writing pen and the writing board by the handwriting restoration device is not limited in this embodiment, and the adjustment mode may be different according to the structure of the handwriting restoration device.
Optionally, the back of the tablet may be provided with an optical sensor. The blackboard-writing drawing method provided by this embodiment may further include:
when a user writes on the writing board, sensing data collected by the optical sensor aiming at the handwriting is obtained.
And generating handwriting information according to the sensing data.
And storing the handwriting information.
In this embodiment, the type and the specific setting position of the optical sensor are not limited, and refer to the description in fig. 1, which is not described herein again.
Optionally, the blackboard writing drawing method provided in this embodiment may further include:
acquiring a handwriting recording instruction input by a user, wherein the handwriting recording instruction is used for generating handwriting information according to handwriting of the user on a writing board.
Specifically, in different application scenarios, a user may determine whether handwriting information needs to be generated according to handwriting of the user on a writing board. If the user determines that the handwriting information needs to be generated and stored, the writing equipment can obtain a handwriting recording instruction input by the user, and therefore the handwriting information is generated according to the handwriting recording instruction.
In this embodiment, the implementation manner of obtaining the handwriting recording instruction input by the user is not limited. For example, a button may be provided on the writing device, and when the user presses the button, the writing device may obtain a handwriting recording instruction input by the user. For another example, referring to fig. 3, a virtual button or a control component may be displayed on the electronic touch screen, and when the user touches the virtual button or the control component, the writing device may obtain a handwriting instruction input by the user. For another example, the user may input a handwriting instruction by voice, and accordingly, the writing device may obtain the handwriting instruction input by the user through the microphone.
Optionally, the blackboard writing drawing method provided in this embodiment may further include:
and acquiring a handwriting reduction instruction input by a user, wherein the handwriting reduction instruction is used for controlling a handwriting reduction device to drive a writing pen to draw the handwriting on the writing board according to the handwriting information.
Specifically, in different application scenarios, whether the handwriting of the user needs to be restored and displayed on the writing board may be determined by the user. If the user determines that the handwriting needs to be restored and displayed, the writing device can obtain a handwriting restoration instruction input by the user, so that S401-S403 provided by the application are executed according to the handwriting restoration instruction, and the handwriting is drawn on the writing board.
In this embodiment, an implementation manner of obtaining the handwriting reduction instruction input by the user is not limited. For example, refer to the above-mentioned related description about acquiring the handwriting recording instruction input by the user, and the principle is similar, and will not be described herein again.
Fig. 9 is a schematic structural diagram of a board writing drawing apparatus according to an embodiment of the present application. The blackboard writing drawing device provided by the embodiment can be applied to writing equipment, wherein the writing equipment comprises a handwriting reduction device, the handwriting reduction device is arranged on a writing board and can move, and the handwriting reduction device is used for installing a writing pen and controlling the writing pen to write on the writing board; the device comprises:
an obtaining module 81, configured to obtain handwriting information; the handwriting information is generated according to the handwriting of the user;
a determining module 82, configured to determine, according to the handwriting information, coordinates of a handwriting reduction point corresponding to the handwriting; the handwriting reduction point is used for displaying the handwriting on the writing board;
and the drawing module 83 is configured to control the handwriting reduction device to act according to the coordinate of the handwriting reduction point, so as to drive the writing pen to draw the handwriting reduction point on the writing board.
Optionally, the drawing module 83 is specifically configured to:
and controlling the handwriting reduction device to move along the horizontal direction or the vertical direction according to the coordinates of the handwriting reduction points so as to drive the writing pen to draw the handwriting reduction points on the writing board line by line or line by line.
Optionally, the handwriting restoration device includes a pressure sensor, and the pressure sensor is configured to detect a pressure applied to the writing pen from the writing board;
the drawing module 83 is specifically configured to:
acquiring pressure data acquired by the pressure sensor in the process of controlling the handwriting reduction device to act;
and controlling the writing pen to draw the handwriting reduction point on the writing board at the pressure within the preset pressure range through the handwriting reduction device according to the pressure data.
Optionally, the system further comprises an alarm module, wherein the alarm module is configured to:
if the pressure applied to the writing pen is determined to be smaller than or equal to a preset value according to the pressure data, alarm information is generated; the alarm information is used for prompting a user to change the writing pen;
and outputting the alarm information.
Optionally, the drawing module 83 is specifically configured to:
in the process of controlling the handwriting reduction device to act, an included angle between the writing pen and the writing board is controlled to be a preset angle through the handwriting reduction device, so that the writing pen is driven to draw the handwriting reduction point on the writing board at the preset angle.
Optionally, an optical sensor is arranged on the back of the writing board; the handwriting generating module and the storage module are also included;
the obtaining module 81 is further configured to:
when the user writes on the writing board, acquiring sensing data acquired by the optical sensor aiming at the handwriting;
the handwriting generating module is used for generating the handwriting information according to the sensing data;
and the storage module is used for storing the handwriting information.
Optionally, the obtaining module 81 is further configured to:
and acquiring a handwriting recording instruction input by a user, wherein the handwriting recording instruction is used for generating the handwriting information according to the handwriting of the user on the writing board.
Optionally, the obtaining module 81 is further configured to:
and acquiring a handwriting reduction instruction input by a user, wherein the handwriting reduction instruction is used for controlling the handwriting reduction device to drive the writing pen to draw the handwriting on the writing board according to the handwriting information.
The blackboard writing drawing device provided in this embodiment may execute the blackboard writing drawing method provided in this embodiment, and the technical principle and the technical effect are similar, which are not described herein again.
Fig. 10 is another schematic structural diagram of a board writing drawing device according to an embodiment of the present application. As shown in fig. 10, the blackboard writing drawing device provided in this embodiment is applied to a writing device, where the writing device includes a handwriting reduction device, the handwriting reduction device is disposed on a writing board and is movable, and the handwriting reduction device is used for mounting a writing pen and controlling the writing pen to write on the writing board; the device comprises: a memory 92 and a processor 91; the memory 92 for storing program code; the processor 91 calls the program code, and when the program code is executed, the program code is used for executing the blackboard writing drawing method provided by the present application, and the technical principle and the technical effect are similar, and are not described herein again.
The embodiment of the application also provides writing equipment which can comprise a handwriting reduction device, a driving device and the blackboard writing drawing device provided by the embodiment of the application;
the handwriting reduction device is arranged on the writing board and can move, and is used for installing the writing pen and controlling the writing pen to write on the writing board;
the driving device is connected with the handwriting reduction device and used for controlling the handwriting reduction device to move.
The blackboard writing drawing device can be used for executing the blackboard writing drawing method provided by the embodiment of the application, the technical principle and the technical effect are similar, and the description is omitted here.
Optionally, the driving device includes a slide rail, a slide block, a slide rod, and a first motor;
the two opposite sides of the writing board are respectively provided with the slide rails, slide blocks are arranged in the slide rails, the slide blocks corresponding to the two opposite sides are respectively fixed at the two ends of the slide rod, and the slide rails are perpendicular to the slide rod; the sliding rod is provided with the handwriting reduction device;
the first motor is used for controlling the sliding block to move in the sliding rail and controlling the handwriting reduction device to move along the sliding rod.
Optionally, the handwriting reduction device comprises a clamping part and a second motor;
the clamping part is used for installing a writing pen;
the second motor is used for controlling the inclination angle of the clamping part so as to adjust the included angle between the writing pen and the writing board.
It should be noted that the present embodiment does not limit other components included in the writing device.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the embodiments of the present application, and are not limited thereto; although the embodiments of the present application have been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. The writing board drawing method is characterized by being applied to writing equipment, wherein the writing equipment comprises a handwriting reduction device, the handwriting reduction device is arranged on a writing board and can move, and the handwriting reduction device is used for installing a writing pen and controlling the writing pen to write on the writing board; the method comprises the following steps:
acquiring handwriting information; the handwriting information is generated according to the handwriting of the user;
determining coordinates of handwriting reduction points corresponding to the handwriting according to the handwriting information; the handwriting reduction point is used for displaying the handwriting on the writing board;
and controlling the handwriting reduction device to move along the horizontal direction, the vertical direction or the oblique line direction according to the coordinates of the handwriting reduction points so as to drive the writing pen to draw the handwriting reduction points on the writing board line by line, line by line or in an inclined manner.
2. A method according to claim 1, characterized in that the handwriting reduction device comprises a pressure sensor for detecting the pressure to which the writing pen is subjected from the writing tablet;
controlling the handwriting reduction device to move along the horizontal direction, the vertical direction or the oblique line direction according to the coordinates of the handwriting reduction points so as to drive the writing pen to draw the handwriting reduction points on the writing board line by line, line by line or in an inclined manner, and the method comprises the following steps:
acquiring pressure data acquired by the pressure sensor;
and controlling the writing pen to draw the handwriting reduction points on the writing board line by line or in an inclined manner at the pressure within a preset pressure range through the handwriting reduction device according to the pressure data and the coordinates of the handwriting reduction points.
3. The method of claim 2, further comprising:
if the pressure applied to the writing pen is determined to be smaller than or equal to a preset value according to the pressure data, alarm information is generated; the alarm information is used for prompting a user to change the writing pen;
and outputting the alarm information.
4. The method as claimed in claim 1, wherein the controlling the handwriting reduction device to move along a horizontal direction or a vertical direction or an oblique line direction according to the coordinates of the handwriting reduction points to drive the writing pen to draw the handwriting reduction points on the writing board line by line or obliquely comprises:
in the process of controlling the handwriting reduction device to act, the included angle between the writing pen and the writing board is controlled to be a preset angle through the handwriting reduction device, so that the writing pen is driven to draw the handwriting reduction points on the writing board line by line or in an inclined manner at the preset angle to draw the handwriting reduction points.
5. The method according to any one of claims 1-4, further comprising:
and acquiring a handwriting reduction instruction input by a user, wherein the handwriting reduction instruction is used for controlling the handwriting reduction device to drive the writing pen to draw the handwriting on the writing board according to the handwriting information.
6. The blackboard writing drawing device is characterized by being applied to writing equipment, wherein the writing equipment comprises a handwriting reduction device, the handwriting reduction device is arranged on a writing board and can move, and the handwriting reduction device is used for installing a writing pen and controlling the writing pen to write on the writing board; the device comprises: a memory and a processor;
the memory for storing program code;
the processor, calling the program code, when executed, for performing the method of any of claims 1-5.
7. A writing apparatus, comprising: handwriting reduction means, drive means and blackboard writing drawing apparatus as claimed in claim 6;
the handwriting reduction device is arranged on the writing board and can move, and is used for installing a writing pen and controlling the writing pen to write on the writing board;
the driving device is connected with the handwriting reduction device and used for controlling the handwriting reduction device to move.
8. The apparatus of claim 7, wherein the drive device comprises a slide, a slide rod, and a first motor;
the two opposite sides of the writing board are respectively provided with the slide rails, slide blocks are arranged in the slide rails, the slide blocks corresponding to the two opposite sides are respectively fixed at the two ends of the slide rod, and the slide rails are perpendicular to the slide rod; the sliding rod is provided with the handwriting reduction device;
the first motor is used for controlling the sliding block to move in the sliding rail and controlling the handwriting reduction device to move along the sliding rod.
9. Apparatus according to claim 7 or 8, wherein the handwriting reduction device comprises a clamping portion and a second motor;
the clamping part is used for installing a writing pen;
the second motor is used for controlling the inclination angle of the clamping part so as to adjust the included angle between the writing pen and the writing board.
10. A computer-readable storage medium, characterized in that the readable storage medium has stored thereon a computer program; the computer program, when executed, implementing the method of any one of claims 1-5.
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