CN106708406B - Method and device for beautifying handwriting of writing brush - Google Patents
Method and device for beautifying handwriting of writing brush Download PDFInfo
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- CN106708406B CN106708406B CN201611121461.XA CN201611121461A CN106708406B CN 106708406 B CN106708406 B CN 106708406B CN 201611121461 A CN201611121461 A CN 201611121461A CN 106708406 B CN106708406 B CN 106708406B
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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
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
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- 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
Abstract
The invention relates to a handwriting beautifying method and device. The method comprises the following steps: drawing the coordinates and the side length of a cube taking the touch point as an object according to the coordinates of the touch point sent by the user based on the detection surface and the time of the touch point; completing path drawing of handwriting by a user by controlling the coordinates and side lengths of the cubes of the drawn touch points; and rendering the texture map with preset transparency in a cube of a plurality of touch points in the path of the drawn handwriting, so as to realize the beautifying operation of the handwriting. The method solves the problems that the thickness of the writing lines in the traditional technology is consistent, and users do not have the sense of reality of the real writing modes such as a writing brush and the like when writing; the common writing color is monotonous and the same, so that the shade of the waiting ink and the hand strength during the real writing of a real writing brush and the like cannot be reflected; the writing path in the real writing process is necessarily irregular, and the irregular problem needs to be simulated by a computer program, so that the writing has real-time performance and sense of reality.
Description
Technical Field
The invention relates to the technical field of touch equipment detection, in particular to a method and a device for beautifying handwriting of a brush.
Background
At present, the writing procedure of the writing brush mainly simulates the obvious characteristic processes of starting, closing and moving of the brush tip during writing of the Chinese brush character in reality. When the pen is started, the handwriting is thicker and thicker, when the pen point moves slower, the handwriting is thicker and thicker, and when the pen point moves faster, the handwriting is thinner and the inking is lighter.
The above process, has the following disadvantages: the thickness of the handwriting and the shade of the inking cannot be well controlled, the movement of the pen point does not have certain irregularity, and stronger reality cannot be increased.
Disclosure of Invention
In view of this, it is necessary to provide a method and a device for beautifying writing brush, which can optimize the thickness and shade of the writing brush in real time and make the writing brush have realistic feeling, in view of the problems existing in the conventional technology.
In order to achieve the purpose of the invention, a method for beautifying handwriting is provided, which comprises the following steps: drawing the coordinates and the side length of a square with the touch point as an object according to the coordinates of the touch point sent by a user based on the detection surface and the time of the touch point; completing path drawing of the handwriting by a user through controlling the square coordinates and the side length of the drawn touch points; and rendering the texture graph with preset transparency in the square of the touch points in the drawn path of the handwriting, so as to realize the beautifying operation of the handwriting.
In one embodiment, the square coordinate is calculated by the vertex coordinate at the upper left corner and the side length.
In one embodiment, the completing the path drawing of the handwriting by the user through the control of the square coordinates and the side length of the plurality of drawn touch points comprises: controlling the thickness of the handwriting through a first preset formula and a second preset formula to finish the path drawing of the handwriting by a user; wherein the first preset formula is as follows: length ═ maxLength- (maxLength + minLength) × velocity/selfdefining value; the method comprises the steps that Length is the side Length of a square, maxLength is the maximum side Length of the square in the drawing process, minLength is the minimum side Length of the square, velocity is the speed between two points, self-defined value is used for debugging the drawing effect, maxLength, minLength and self-defined value are preset before drawing, and velocity value is obtained through real-time operation; wherein the second preset formula is as follows: currentLength (length 1+ k) preLength; the currentLength is a side length for drawing a current square, the length1 is a side length obtained by calculation of velocity in the first preset formula, the preLength is a side length for drawing a previous square, and k is a debugging variable for controlling output of a path by changing a value of the debugging variable in real time.
In one embodiment, the completing the path drawing of the handwriting by the user through the control of the square coordinates and the side length of the plurality of drawn touch points further includes: setting a random number in a preset range in the path drawing process of the handwriting; and realizing the deviation operation of the path of the handwriting within a preset range by selecting the random number.
In one embodiment, the rendering a texture map with preset transparency in the square of the touch points in the drawn path of the handwriting, and implementing the beautifying operation of the handwriting comprises: and controlling the shading of the handwriting according to the superposition operation of the texture map to realize the beautifying operation of the handwriting.
A handwriting beautifying device based on the same inventive concept comprises: the touch point drawing module is used for drawing the square coordinates and the side length which take the touch point as an object according to the coordinates of the touch point sent by a user based on a detection surface and the time of the touch point; the handwriting drawing module is used for finishing the path drawing of the handwriting by the user through controlling the square coordinates and the side length of the plurality of drawn touch points; and the handwriting beautifying module is used for rendering the texture graph with the preset transparency in the square of the touch points in the drawn path of the handwriting so as to realize the beautifying operation of the handwriting.
In one embodiment, the square coordinate is calculated by the vertex coordinate at the upper left corner and the side length.
In one embodiment, the handwriting drawing module comprises: the thickness control module is used for controlling the thickness of the handwriting through a first preset formula and a second preset formula so as to finish the path drawing of the handwriting by a user; wherein the first preset formula is as follows: length ═ maxLength- (maxLength + minLength) × velocity/selfdefining value; the method comprises the steps that Length is the side Length of a square, maxLength is the maximum side Length of the square in the drawing process, minLength is the minimum side Length of the square, velocity is the speed between two points, self-defined value is used for debugging the drawing effect, maxLength, minLength and self-defined value are preset before drawing, and velocity value is obtained through real-time operation; wherein the second preset formula is as follows: currentLength (length 1+ k) preLength; the currentLength is a side length for drawing a current square, the length1 is a side length obtained by calculation of velocity in the first preset formula, the preLength is a side length for drawing a previous square, and k is a debugging variable for controlling output of a path by changing a value of the debugging variable in real time.
In one embodiment, the handwriting drawing module further comprises: the random number setting module is used for completing the path drawing of the handwriting by the user through controlling the square coordinates and the side length of the plurality of drawn touch points, and comprises the following steps: setting a random number in a preset range in the path drawing process of the handwriting; and the deviation operation execution module is used for realizing the deviation operation of the path of the handwriting within a preset range through the selection of the random number.
In one embodiment, the handwriting beautification module comprises: and the shading control module is used for controlling the shading of the handwriting according to the superposition operation of the texture map so as to realize the beautifying operation of the handwriting.
The invention provides a handwriting beautifying method and device. Drawing the coordinates and the side length of a square with the touch point as an object according to the coordinates of the touch point sent by a user based on the detection surface and the time of the touch point; the path drawing of the handwriting by the user is completed by controlling the square coordinates and the side lengths of the drawn multiple touch points; and rendering the texture graph with the preset transparency in a square of a plurality of touch points in the drawn path of the handwriting, thereby realizing the beautifying operation of the handwriting. The method solves the problems that the thickness of the writing lines in the traditional technology is consistent, and users do not have the sense of reality of the real writing modes such as a writing brush and the like when writing; the common writing color is monotonous and the same, so that the shade of the waiting ink and the hand strength during the real writing of a real writing brush and the like cannot be reflected; the writing path in the real writing process is necessarily irregular, and the irregular problem needs to be simulated by a computer program, so that the writing has real-time performance and sense of reality.
Drawings
FIG. 1 is a flow chart illustrating the steps of a method for beautifying a handwriting according to an embodiment of the present invention; and
fig. 2 is a schematic structural diagram of a handwriting beautifying device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following describes the method and apparatus for beautifying handwriting in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
FIG. 1 is a flow chart illustrating steps of a method for handwriting beautification according to an embodiment. The method specifically comprises the following steps:
and 102, drawing the coordinates and the side length of a square with the touch point as an object according to the coordinates of the touch point sent by the user based on the detection surface and the time of the touch point. And the square coordinate is calculated through the vertex coordinate at the upper left corner and the side length.
And step 104, completing the path drawing of the handwriting by the user by controlling the square coordinates and the side lengths of the drawn multiple touch points.
In this embodiment, the completing the path drawing of the handwriting by the user by controlling the square coordinates and the side lengths of the plurality of drawn touch points includes: controlling the thickness of the handwriting through a first preset formula and a second preset formula to finish the path drawing of the handwriting by a user; wherein, the first preset formula is as follows: length ═ maxLength- (maxLength + minLength) × velocity/selfdefining value; length is square side Length, maxLength is square side Length maximum value in drawing process, minLength is square side Length minimum value, velocity is speed between two points, self Defining value is a self-defined value used for debugging drawing effect, maxLength, minLength and self Defining value are preset before drawing, velocity value is obtained through real-time operation; the second predetermined formula is: currentLength (length 1+ k) preLength, wherein currentLength is the side length for drawing the current square, length1 is the side length obtained by calculation through velocity in a first preset formula, preLength is the side length for drawing the previous square, and k is a debugging variable used for controlling the output of the path by changing the value in real time.
Further, the path drawing of the handwriting by the user is completed by controlling the square coordinates and the side lengths of the plurality of drawn touch points, and the path drawing of the handwriting by the user further comprises the following steps: setting a random number in a preset range in the path drawing process of the handwriting; and realizing the deviation operation of the path of the handwriting within a preset range by selecting the random number.
And 106, rendering the texture graph with the preset transparency in a square of a plurality of touch points in the drawn path of the handwriting, so as to realize the beautifying operation of the handwriting.
In this embodiment, rendering a texture map with preset transparency in the square of the multiple touch points in the path of the drawn handwriting, and implementing the beautifying operation of the handwriting includes: and controlling the shading of the handwriting according to the superposition operation of the texture map, so as to realize the beautifying operation of the handwriting.
The invention provides a handwriting beautifying method. Drawing the coordinates and the side length of a square with the touch point as an object according to the coordinates of the touch point sent by a user based on the detection surface and the time of the touch point; the path drawing of the handwriting by the user is completed by controlling the square coordinates and the side lengths of the drawn multiple touch points; and rendering the texture graph with the preset transparency in a square of a plurality of touch points in the drawn path of the handwriting, thereby realizing the beautifying operation of the handwriting. The method solves the problems that the thickness of the writing lines in the traditional technology is consistent, and users do not have the sense of reality of the real writing modes such as a writing brush and the like when writing; the common writing color is monotonous and the same, so that the shade of the waiting ink and the hand strength during the real writing of a real writing brush and the like cannot be reflected; the writing path in the real writing process is necessarily irregular, and the irregular problem needs to be simulated by a computer program, so that the writing has real-time performance and sense of reality.
Based on the same inventive concept, a handwriting beautifying device is also provided, and as the principle of solving the problems of the device is similar to that of the handwriting beautifying method, the implementation of the device can be realized according to the specific steps of the method, and repeated parts are not repeated.
Fig. 2 is a schematic structural diagram of a handwriting beautifying device according to an embodiment. The handwriting beautifying device 10 includes: a touch point drawing module 200, a handwriting drawing module 400, and a handwriting beautification module 600.
The touch point drawing module 200 is configured to draw a square coordinate and a side length of a touch point serving as an object according to a coordinate of the touch point sent by a user based on a detection surface and a time of the touch point, where the square coordinate is calculated by a vertex coordinate and the side length of an upper left corner; the handwriting drawing module 400 is used for completing the path drawing of the handwriting by the user through controlling the square coordinates and the side lengths of the drawn multiple touch points; the handwriting beautifying module 600 is configured to render a texture map with a preset transparency in a square of a plurality of touch points in a path of the drawn handwriting, so as to implement a handwriting beautifying operation.
In this embodiment, the handwriting drawing module 400 includes: the thickness control module 410 (not shown in the figure) is configured to perform control on the thickness of the handwriting through a first preset formula and a second preset formula, so as to complete path drawing of the handwriting by the user; wherein, the first preset formula is as follows: length ═ maxLength- (maxLength + minLength) × velocity/selfdefining value; the Length is the side Length of a square, the maxLength is the maximum side Length of the square in the drawing process, the minLength is the minimum side Length of the square, velocity is the speed between two points, and selfDefining value is a self-defined value used for debugging the drawing effect.
Further, the second preset formula is as follows: currentLength (length 1+ k) preLength; the currentLength is the side length for drawing the current square, the length1 is the side length obtained by calculation through velocity in a first preset formula, the preLength is the side length for drawing the previous square, and k is a debugging variable used for controlling the output of the path by changing the value in real time.
Further, the handwriting drawing module 400 further includes: the random number setting module 420 (not shown in the figure) is configured to complete the path drawing of the handwriting by the user by controlling the square coordinates and the side lengths of the plurality of drawn touch points, including: setting a random number in a preset range in the path drawing process of the handwriting; the deviation operation executing module 430 (not shown in the figure) is used for implementing the deviation operation of the path of the handwriting within the preset range through the selection of the random number.
Further, the handwriting beautification module 600 includes: the shading control module 610 (not shown in the figure) is used for controlling the shading of the handwriting according to the superposition operation of the texture map, so as to realize the beautifying operation of the handwriting.
The invention provides a handwriting beautifying device. Drawing the coordinates and the side length of a square with the touch point as an object according to the coordinates of the touch point sent by a user based on the detection surface and the time of the touch point through a touch point drawing module 200; the handwriting drawing module 400 is used for controlling the square coordinates and the side lengths of the drawn multiple touch points to finish the path drawing of the handwriting by the user; and finally, rendering the texture graph with the preset transparency in a square of a plurality of touch points in the drawn path of the handwriting through the handwriting beautifying module 600, so as to realize the beautifying operation of the handwriting. The device solves the problems that the thickness of the writing lines in the traditional technology is consistent, and users do not have the sense of reality of the real writing modes such as a writing brush and the like when writing; the common writing color is monotonous and the same, so that the shade of the waiting ink and the hand strength during the real writing of a real writing brush and the like cannot be reflected; the writing path in the real writing process is necessarily irregular, and the irregular problem needs to be simulated by a computer program, so that the writing has real-time performance and sense of reality.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A method of brush writing beautification, the method comprising:
drawing the coordinates and the side length of a square with the touch point as an object according to the coordinates of the touch point sent by a user based on the detection surface and the time of the touch point;
completing path drawing of the handwriting by a user through controlling the square coordinates and the side length of the drawn touch points;
rendering a texture graph with preset transparency in the square of the touch points in the drawn path of the handwriting to realize beautifying operation of the handwriting;
the step of completing the path drawing of the handwriting by the user by controlling the square coordinates and the side length of the plurality of drawn touch points comprises the following steps: controlling the thickness of the handwriting through a first preset formula and a second preset formula to finish the path drawing of the handwriting by a user;
wherein the first preset formula is as follows: length ═ maxLength- (maxLength + minLength) × velocity/selfdefining value;
the method comprises the steps that Length is the side Length of a square, maxLength is the maximum side Length of the square in the drawing process, minLength is the minimum side Length of the square, velocity is the speed between two points, self-defined value is used for debugging the drawing effect, maxLength, minLength and self-defined value are preset before drawing, and velocity value is obtained through real-time operation;
wherein the second preset formula is as follows: currentLength 1+ k preLength
The currentLength is a side length for drawing a current square, the length1 is a side length obtained by calculation of velocity in the first preset formula, the preLength is a side length for drawing a previous square, and k is a debugging variable for controlling output of a path by changing a value of the debugging variable in real time.
2. The writing brush handwriting beautification method according to claim 1, wherein the square coordinates are calculated by top left corner vertex coordinates and side lengths.
3. The method for beautifying writing brush handwriting according to claim 1, wherein the completing the path drawing of the handwriting by the user by controlling the square coordinates and the side length of the plurality of drawn touch points further comprises: setting a random number in a preset range in the path drawing process of the handwriting;
and realizing the deviation operation of the path of the handwriting within a preset range by selecting the random number.
4. The writing brush handwriting beautification method according to claim 1, wherein the rendering of the texture map with the preset transparency in the square of the touch points in the drawn path of the handwriting, and the implementing of the beautifying operation of the handwriting comprises: and controlling the shading of the handwriting according to the superposition operation of the texture map to realize the beautifying operation of the handwriting.
5. A writing brush trace beautification device, the device comprising:
the touch point drawing module is used for drawing the square coordinates and the side length which take the touch point as an object according to the coordinates of the touch point sent by a user based on a detection surface and the time of the touch point;
the handwriting drawing module is used for finishing the path drawing of the handwriting by the user through controlling the square coordinates and the side length of the plurality of drawn touch points;
the handwriting beautifying module is used for rendering a texture image with preset transparency in the square of the touch points in the drawn path of the handwriting so as to realize the beautifying operation of the handwriting;
the handwriting drawing module comprises: the thickness control module is used for controlling the thickness of the handwriting through a first preset formula and a second preset formula so as to finish the path drawing of the handwriting by a user;
wherein the first preset formula is as follows: length ═ maxLength- (maxLength + minLength) × velocity/selfdefining value;
the method comprises the steps that Length is the side Length of a square, maxLength is the maximum side Length of the square in the drawing process, minLength is the minimum side Length of the square, velocity is the speed between two points, self-defined value is used for debugging the drawing effect, maxLength, minLength and self-defined value are preset before drawing, and velocity value is obtained through real-time operation;
wherein the second preset formula is as follows: currentLength (length 1+ k) preLength;
the currentLength is a side length for drawing a current square, the length1 is a side length obtained by calculation of velocity in the first preset formula, the preLength is a side length for drawing a previous square, and k is a debugging variable for controlling output of a path by changing a value of the debugging variable in real time.
6. The writing brush handwriting beautification device according to claim 5, wherein the square coordinates are calculated by top left corner vertex coordinates and side lengths.
7. The writing brush handwriting beautification device according to claim 5, wherein the handwriting drawing module further comprises: the random number setting module is used for completing the path drawing of the handwriting by the user through controlling the square coordinates and the side length of the plurality of drawn touch points, and comprises the following steps: setting a random number in a preset range in the path drawing process of the handwriting;
and the deviation operation execution module is used for realizing the deviation operation of the path of the handwriting within a preset range through the selection of the random number.
8. The writing brush handwriting beautification device according to claim 5, wherein the handwriting beautification module comprises: and the shading control module is used for controlling the shading of the handwriting according to the superposition operation of the texture map so as to realize the beautifying operation of the handwriting.
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| CN201611121461.XA CN106708406B (en) | 2016-12-07 | 2016-12-07 | Method and device for beautifying handwriting of writing brush |
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| US20130136377A1 (en) * | 2011-11-29 | 2013-05-30 | Samsung Electronics Co., Ltd. | Method and apparatus for beautifying handwritten input |
| CN102937849B (en) * | 2012-12-04 | 2015-09-23 | 上海合合信息科技发展有限公司 | The beautification method of real-time handwriting and electronic equipment |
| CN103064615B (en) * | 2012-12-17 | 2019-01-25 | 上海海知信息技术有限公司 | A kind of person's handwriting textures cache implementing method |
| CN103064554A (en) * | 2012-12-17 | 2013-04-24 | 上海海知信息技术有限公司 | Chirography smoothing method of handwriting input method and handwriting input method |
| CN103218846B (en) * | 2013-04-16 | 2016-06-01 | 西安理工大学 | The ink and wash analogy method of Three-dimension Tree model |
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