CN112860166B - Control method and system of display control knob, display control assembly and display control equipment - Google Patents
Control method and system of display control knob, display control assembly and display control equipment Download PDFInfo
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- CN112860166B CN112860166B CN202110169743.1A CN202110169743A CN112860166B CN 112860166 B CN112860166 B CN 112860166B CN 202110169743 A CN202110169743 A CN 202110169743A CN 112860166 B CN112860166 B CN 112860166B
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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]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04842—Selection of displayed objects or displayed text elements
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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]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04847—Interaction techniques to control parameter settings, e.g. interaction with sliders or dials
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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
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
- G06F3/1438—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display using more than one graphics controller
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
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Abstract
The invention discloses a control method and a control system of a display control knob, a display control assembly and display control equipment. The display control knob is arranged above the display screen, and a first view control display window of the display control knob and a second view control display window of the display screen are the same in size and are used for displaying the same data stream, wherein the control method comprises the following steps: acquiring the relative position of a first view control display window and a second view control display window; and translating the first view control display window according to the relative position until the first view control display window is overlapped with the second view control display window. According to the invention, the defect of poor operation experience of a user is overcome by externally connecting the display control knob, the display control knob is controlled to enable the display control knob to shield part of the display screen to display the content shielded by the display control knob, and the integrity of the display content of the display screen is ensured, so that the operation experience of the user is improved, and the influence on the display content, the integral attractiveness and the like of the display screen is avoided.
Description
Technical Field
The invention relates to the technical field of electronics, in particular to a display control knob control method and system, a display control assembly and display control equipment.
Background
Along with the popularization of artificial intelligence products, more and more household appliances introduce intelligent screen control, but in consideration of the structure of the household appliances and the display cost, a low-price capacitive operation screen is generally selected as an intelligent screen. Further, install the smart screen on household electrical appliances, can remove at will like cell-phone, flat board during user operation, and because the reason of household electrical appliances structure itself, often can add a thick glass and cover on the demonstration accuse module of smart screen, consequently just there is the not good problem of user operation experience.
Disclosure of Invention
The invention aims to overcome the defect of poor user operation experience when household appliances are controlled by an intelligent screen in the prior art, and provides a control method and a system of a display control knob, a display control assembly and display control equipment.
The invention solves the technical problems through the following technical scheme:
a control method of a display control knob is provided, the display control knob is arranged above a display screen, a first view control display window of the display control knob and a second view control display window of the display screen have the same size and are used for displaying the same data stream, and the control method comprises the following steps:
acquiring the relative position of the first view control display window and the second view control display window;
and translating the first view control display window according to the relative position until the first view control display window is overlapped with the second view control display window.
Preferably, the step of obtaining the relative position of the first view control display window and the second view control display window comprises:
acquiring a rotation center coordinate of the rotation center of the display control knob in a coordinate system corresponding to the display window of the second view control;
and acquiring the relative position according to the rotation center coordinate and the size parameter of the display control knob.
Preferably, the display control knob is cylindrical, the coordinates of the rotation center are (m, n), and the radius of the display control knob is R;
the step of obtaining the relative position according to the rotation center coordinate and the size parameter of the display control knob comprises the following steps:
determining that the first view control display window is located in the second view control display window horizontal direction m-R;
determining that the first view control display window is located in the second view control display window vertical direction n-R.
Preferably, the display control knob comprises at least three inductive probes, and the inductive probes are axially arranged on the outer edge of the display control knob;
the control method acquires the rotation center coordinates according to the following steps:
judging whether the display screen detects contact events of at least three induction probes;
and if so, solving the coordinate of the rotation center according to the detected coordinates of the at least three induction probes in the coordinate system corresponding to the display window of the second view control.
Preferably, before the step of obtaining the relative position of the first view control display window and the second view control display window, the method further comprises:
judging whether the ratio of the overlapped part of the display control knob and the display screen in the display control knob is larger than a preset threshold value or not;
if so, executing the step of acquiring the relative positions of the first view control display window and the second view control display window;
and/or the presence of a gas in the gas,
the step of obtaining the relative position of the first view control display window and the second view control display window comprises:
when the display screen is in a full-screen mode, acquiring the relative position of the first view control display window and the second view control display window;
and/or the presence of a gas in the gas,
the control method further comprises the following steps:
when the display screen is in a bright screen mode, controlling the display control knob to extinguish the screen;
and/or the presence of a gas in the gas,
the control method further comprises the following steps:
and when the display screen is in a screen-off mode, controlling the display control knob to display preset information.
The utility model provides a control system who shows accuse knob, it sets up the top at the display screen to show accuse knob, show first view control display window of accuse knob with the size of the second view control display window of display screen is the same and be used for showing the same dataflow, control system includes:
the acquisition module is used for acquiring the relative positions of the first view control display window and the second view control display window;
and the translation module is used for translating the first view control display window according to the relative position until the first view control display window is overlapped with the second view control display window.
A display screen comprises the control system of the display control knob.
A display control assembly comprises a display control knob and the display screen;
the display control knob is arranged above the display screen;
and the first view control display window of the display control knob and the second view control display window of the display screen have the same size and are used for displaying the same data stream.
Preferably, the display screen comprises a first communication unit, the display control knob comprises a display unit, a knob shell, an encoder and a second communication unit, and the first communication unit is in communication connection with the second communication unit;
the encoder is configured to convert a rotation event of the knob housing relative to the display unit into a first level signal and the second communication unit is configured to transmit the first level signal to the first communication unit, and/or the encoder is configured to convert a pressing event for the display unit into a second level signal and the second communication unit is configured to transmit the second level signal to the first communication unit.
Preferably, the display control knob further comprises at least three inductive probes, and the inductive probes are axially arranged on the outer edge of the display control knob;
the display screen includes a detection unit for detecting a touch event of the sensing probe.
Preferably, at least three induction probes are uniformly and axially arranged on the outer edge of the display control knob;
and/or the presence of a gas in the gas,
the number of the sensing probes is 3.
A display control device comprises the display screen or any display control assembly.
The positive progress effects of the invention are as follows: according to the invention, the defect of poor user operation experience when the display control equipment such as household electrical appliances and vehicle-mounted display equipment is introduced into the intelligent screen for control is overcome through the external display control knob, and the display control knob is subjected to display control, so that part of the display screen, which is shielded by the display control knob, is displayed by the display control knob, the integrity of the display content of the display screen is ensured, and the influence on the display content, the integral attractiveness and the like of the display screen is avoided while the user operation experience is improved.
Drawings
Fig. 1 is a flowchart of a control method of a display control knob according to embodiment 1 of the present invention.
Fig. 2 is a flowchart of step S11 in the control method of the display control knob according to embodiment 1 of the present invention.
Fig. 3 is a schematic diagram of a first view control display window and a second view control display window in the control method of the display control knob according to embodiment 1 of the present invention.
Fig. 4 is a schematic diagram of solving the coordinates of the rotation center in the control method of the display control knob according to embodiment 1 of the present invention.
Fig. 5 is a schematic view of a distribution range of the display control knobs in the control method of the display control knobs according to embodiment 1 of the present invention.
Fig. 6 is a display cooperation manner between the display control knob and the display screen in the control method of the display control knob according to embodiment 1 of the present invention.
Fig. 7 is another display cooperation manner of the display control knob and the display screen in the control method of the display control knob according to embodiment 1 of the present invention.
Fig. 8 is a block diagram of a control system of a display control knob according to embodiment 2 of the present invention.
Fig. 9 is a schematic block diagram of a display and control assembly according to embodiment 4 of the present invention.
Fig. 10 is a schematic structural diagram of an electronic device according to embodiment 6 of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
The embodiment provides a control method of a display control knob, wherein the display control knob is externally connected to a display screen, the display control knob has the same resolution as the display screen, the display control knob supports rotation of a knob shell, and the display direction of the display control knob is consistent with the display direction of the display screen, so that the display direction of the display control knob cannot rotate along with the rotation of the knob shell. Specifically, the display control knob is arranged above the display screen, and a first view control (view) display window of the display control knob and a second view control (view) display window of the display screen are the same in size and are used for displaying the same data stream.
Referring to fig. 1, the control method of the present embodiment includes:
s11, acquiring the relative position of the first view control display window and the second view control display window;
and S12, translating the first view control display window according to the relative position until the first view control display window is overlapped with the second view control display window.
Specifically, the relative position of the first view control display window and the display control knob is determined, so that the relative position of the first view control display window and the second view control display window is determined by the relative position of the display control knob and the display screen. In order to avoid the shielding of the display control knob on the display content of the display screen, the first view control display window is translated to coincide with the second view control display window, so that the display control knob can coincide with the display content of the display screen, the part of the display control knob shielding the display screen can display the content of the display screen shielded by the display control knob, and the area of the display control knob not shielding the display screen keeps the screen-out state. It should be understood that the actual display area of the display control knob is the overlapping area of the maximum display area of the display control knob and the first view control display window.
Further, referring to fig. 2, step S11 includes:
s111, obtaining a rotation center coordinate of a rotation center of the display control knob in a coordinate system corresponding to a display window of the second view control;
and S112, acquiring a relative position according to the rotation center coordinate and the size parameter of the display control knob.
In this embodiment, the shapes of the first view control display window and the second view control display window may be set according to an actual application in a customized manner, for example, the shapes of the first view control display window and the second view control display window may be rectangles with a length of E and a width of F. In this embodiment, the shape of the display control knob may be customized according to the actual application, for example, the shape of the display control knob may be a cylinder, a polygonal prism, or the like.
Specifically, in this embodiment, referring to fig. 3, a coordinate system corresponding to the second view control display window conforms to a standard protocol of a canvas of an android system, in the coordinate system, an upper left vertex P of the second view control display window is taken as an origin, a right side of a horizontal line where the origin is located is a positive X-axis direction, and a lower side of a vertical line where the origin is located is a positive Y-axis direction.
In the coordinate system, when the display control knob is shaped as a cylinder, the coordinates of the rotation center of the display control knob are O (m, n), the radius of the display control knob is R, and the coordinates of the upper left vertex Q of the display window of the first view control is Q (m-R, n-R), so that step S112 specifically includes: the method comprises the steps of determining that a first view control display window is located in a horizontal direction m-R of a second view control display window, and determining that the first view control display window is located in a vertical direction n-R of the second view control display window.
Specifically, when m-R is greater than 0, the first view control display window is translated m-R to the left; when m-R is less than 0, panning the first view control display window to the right- (m-R); when the n-R is larger than 0, the first view control display window is translated upwards by the n-R; when n-R is less than 0, the first view control display window is panned downward- (n-R).
In this embodiment, the installation position of the display control knob may be fixedly set or may be flexibly set. Specifically, when the installation position of the display control knob is fixed, the rotation center coordinate O (m, n) of the display control knob is fixed and known; when the installation position of the display control knob is flexible, the rotation center coordinates O (m, n) of the display control knob are not fixed and unknown.
In this embodiment, when the cross section of the display control knob is a regular polygon or a circle, considering that three points may determine a circle, the display control knob may include at least three sensing probes axially disposed at an outer edge of the display control knob to assist in determining a rotation center coordinate of the display control knob in a coordinate system corresponding to the display window of the second view control, where the sensing probes may be selected according to a display screen, for example, when the display screen is a capacitive screen, the sensing probes may select capacitive probes.
The present embodiment may acquire the rotation center coordinates according to the following steps:
judging whether the display screen detects contact events of at least three induction probes;
and if so, solving the coordinate of the rotation center according to the detected coordinates of the at least three induction probes in the coordinate system corresponding to the display window of the second view control.
In this embodiment, the display control knob preferably includes three inductive probes. Further, one of the three inductive probes is preferably used to indicate the mounting position of the display control knob to ensure that the three inductive probes are in contact with the display screen as much as possible, thereby ensuring that the rotation center coordinates can be solved. In this embodiment, the sensing probe located in the middle of the three sensing probes is preferably designed with a mark to indicate the installation position of the display control knob, for example, the mark may be an arrow, and when the arrow points to the center of the display screen, it is ensured that all three sensing probes are in contact with the display screen as much as possible.
In this embodiment, the three inductive probes are preferably uniformly axially disposed at the outer edge of the display control knob, and the three inductive probes are preferably uniformly distributed in 1/6 circumferences of the display control knob, that is, two inductive probes are disposed at two ends of 1/6 circumferences, and the other inductive probe is disposed at the center of 1/6 circumferences. Referring to fig. 4, assuming that points corresponding to three inductive probes are ABC, Δ ABC exists, and side lengths corresponding to Δ ABC are a, b, and c, a cosine value cosA of · a can be obtained by using cosine theorem, a sine value sinA of · a can be obtained, then a radius R of a circumscribed circle of Δ ABC by sine theorem is a/(2sinA), and then according to a standard equation of the circle: (x-m) ^2+ (y-n) ^2 ^ R ^2, can solve the centre of a circle coordinate of triangle ABC circumcircle, that is, shows the rotation center coordinate O (m, n) of accuse knob.
Specifically, referring to FIG. 5, when (1/2) R < m < E- (1/2) R,
when the display control knob is positioned in the upper edge area of the display screen, the display control knob is represented; when (1/2) R < m < E- (1/2) R,
when the display control knob is positioned in the lower area of the display screen, the display control knob is represented; when in use
(1/2) when R < n < F- (1/2) R, the display control knob is represented in the left area of the display screen; when in use
And (1/2) when R < n < F- (1/2) R, the display control knob is represented in the right area of the display screen. Based on this, when the rotation center coordinates O (m-R, n-R) are located in other ranges, the step of solving the rotation center coordinates is not performed.
The present embodiment may further include, before step S11:
judging whether the ratio of the overlapped part of the display control knob and the display screen in the display control knob is larger than a preset threshold value or not;
if yes, go to step S11.
In this embodiment, when the overlapping portion of the display control knob and the display screen occupies a small area in the display control knob, the display control knob shields the display content of the display screen less, and the integrity of the display content of the display screen is not affected, that is, the normal use of the user is not affected. In addition, when less than three touch events of the inductive probe are detected, the display of the display control knob may not be controlled.
In this embodiment, the ratio of the perimeter of the display control knob to the overlapping portion of the display screen to the perimeter of the display control knob may be compared with a preset threshold, or the ratio of the area of the display control knob to the overlapping portion of the display screen to the area of the display control knob may be compared with a preset threshold. In addition, in this embodiment, the preset threshold may be set in a customized manner according to the actual application.
In this embodiment, the display control knob can be matched with different display modes of the display screen.
For example, when the display screen is in a full-screen (multimedia) mode, the relative positions of the first view control display window and the second view control display window are obtained, and then step S12 is executed to avoid the display control knob from shielding the display content of the display screen, and in this mode, the pressing operation, the rotating operation, and the like of the display control knob can control the functions of the multimedia content displayed by the display screen, such as playing progress, playing pause, volume adjustment, brightness adjustment, and the like.
Referring to fig. 6, when the display screen is in the bright screen mode, the display control knob may be controlled to turn off the display screen, and in this mode, the pressing operation, the rotating operation, and the like of the display control knob may control specific functions of the display screen.
Referring to fig. 7, when the display screen is in the screen-off mode, the display control knob may be controlled to display preset information, where the preset information may be set by user according to practical application, for example, the preset information may include current time, a working state of the display screen, and the like, and in this mode, the display control knob may replace a power key of the display screen to wake up the display screen.
This embodiment overcomes such as tame electric installation, when the intelligent screen control is introduced to display accuse equipment such as vehicle-mounted display equipment through external display accuse knob, user operation experience is not good defect, and through the display control to displaying the accuse knob, make the partial display screen that shows that the accuse knob shelters from the display screen show the content that the accuse knob sheltered from, the integrality of display screen display content has been ensured, thereby when promoting user operation experience, avoid the display content to the display screen, the influence of whole pleasing to the eye etc.
Example 2
The embodiment provides a control system who shows accuse knob, and wherein, show that accuse knob is external to the display screen, and it is the same with the resolution ratio of display screen to show accuse knob, shows that accuse knob supports the knob shell to rotate and show that the display direction of accuse knob keeps unanimous with the display direction of display screen to show that the display direction of accuse knob can not rotate along with the rotation of knob shell. Specifically, the display control knob is arranged above the display screen, and a first view control (view) display window of the display control knob and a second view control (view) display window of the display screen are the same in size and are used for displaying the same data stream.
Referring to fig. 8, the control system of the present embodiment includes:
an obtaining module 21, configured to obtain a relative position of a first view control display window and a second view control display window;
and a translation module 22, configured to translate the first view control display window according to the relative position until the first view control display window coincides with the second view control display window.
Specifically, the relative position of the first view control display window and the display control knob is determined, so that the relative position of the first view control display window and the second view control display window is determined by the relative position of the display control knob and the display screen. In order to avoid the shielding of the display control knob on the display content of the display screen, the first view control display window is translated to coincide with the second view control display window, so that the display control knob can coincide with the display content of the display screen, the part of the display control knob shielding the display screen can display the content of the display screen shielded by the display control knob, and the area of the display control knob not shielding the display screen keeps the screen-out state. It should be understood that the actual display area of the display control knob is the overlapping area of the maximum display area of the display control knob and the first view control display window.
Further, referring to fig. 8, the obtaining module 21 includes:
the first obtaining unit 211 is configured to obtain a rotation center coordinate of a rotation center of the display control knob in a coordinate system corresponding to the display window of the second view control;
and a second obtaining unit 212, configured to obtain the relative position according to the rotation center coordinate and the size parameter of the display control knob.
In this embodiment, the shapes of the first view control display window and the second view control display window may be set according to an actual application in a customized manner, for example, the shapes of the first view control display window and the second view control display window may be rectangles with a length of E and a width of F. In this embodiment, the shape of the display control knob may be customized according to the actual application, for example, the shape of the display control knob may be a cylinder, a polygonal prism, or the like.
Specifically, in this embodiment, referring to fig. 3, a coordinate system corresponding to the second view control display window conforms to a standard protocol of a canvas of an android system, in the coordinate system, an upper left vertex P of the second view control display window is taken as an origin, a right side of a horizontal line where the origin is located is a positive X-axis direction, and a lower side of a vertical line where the origin is located is a positive Y-axis direction.
In the coordinate system, when the display control knob is in a cylinder shape, the coordinate of the rotation center of the display control knob is set to be O (m, n), the radius of the display control knob is set to be R, and the coordinate of the upper left vertex Q of the first view control display window is set to be Q (m-R, n-R), so that the second obtaining unit 112 is specifically configured to determine that the first view control display window is located at the position m-R in the horizontal direction of the second view control display window, and determine that the first view control display window is located at the position n-R in the vertical direction of the second view control display window.
Specifically, when m-R is greater than 0, the first view control display window is translated m-R to the left; when m-R is less than 0, panning the first view control display window to the right- (m-R); when the n-R is larger than 0, the first view control display window is translated upwards by the n-R; when n-R is less than 0, the first view control display window is panned downward- (n-R).
In this embodiment, the installation position of the display control knob may be fixedly set or may be flexibly set. Specifically, when the installation position of the display control knob is fixed, the rotation center coordinate O (m, n) of the display control knob is fixed and known; when the installation position of the display control knob is flexible, the rotation center coordinates O (m, n) of the display control knob are not fixed and unknown.
In this embodiment, when the cross section of the display control knob is a regular polygon or a circle, considering that three points may determine a circle, the display control knob may include at least three sensing probes axially disposed at an outer edge of the display control knob to assist in determining a rotation center coordinate of the display control knob in a coordinate system corresponding to the display window of the second view control, where the sensing probes may be selected according to a display screen, for example, when the display screen is a capacitive screen, the sensing probes may select capacitive probes.
The acquisition module 21 of the present embodiment may further include the following units to acquire the rotation center coordinates:
a judging unit 213, configured to judge whether the display screen detects a contact event of at least three sensing probes;
if yes, the solving unit 214 is called to solve the coordinates of the rotation center according to the detected coordinates of the at least three sensing probes in the coordinate system corresponding to the display window of the second view control.
In this embodiment, the display control knob preferably includes three inductive probes. Further, one of the three inductive probes is preferably used to indicate the mounting position of the display control knob to ensure that the three inductive probes are in contact with the display screen as much as possible, thereby ensuring that the rotation center coordinates can be solved. In this embodiment, the sensing probe located in the middle of the three sensing probes is preferably designed with a mark to indicate the installation position of the display control knob, for example, the mark may be an arrow, and when the arrow points to the center of the display screen, it is ensured that all three sensing probes are in contact with the display screen as much as possible.
In this embodiment, the three inductive probes are preferably uniformly axially disposed at the outer edge of the display control knob, and the three inductive probes are preferably uniformly distributed in 1/6 circumferences of the display control knob, that is, two inductive probes are disposed at two ends of 1/6 circumferences, and the other inductive probe is disposed at the center of 1/6 circumferences. Referring to fig. 4, assuming that points corresponding to three inductive probes are ABC, Δ ABC exists, and side lengths corresponding to Δ ABC are a, b, and c, a cosine value cosA of · a can be obtained by using cosine theorem, a sine value sinA of · a can be obtained, then a radius R of a circumscribed circle of Δ ABC by sine theorem is a/(2sinA), and then according to a standard equation of the circle: (x-m) ^2+ (y-n) ^2 ^ R ^2, can solve the centre of a circle coordinate of triangle ABC circumcircle, that is, shows the rotation center coordinate O (m, n) of accuse knob.
Specifically, referring to FIG. 5, when (1/2) R < m < E- (1/2) R,
when the display control knob is positioned in the upper edge area of the display screen, the display control knob is represented; when (1/2) R < m < E- (1/2) R,
when the display control knob is positioned in the lower area of the display screen, the display control knob is represented; when in use
(1/2) when R < n < F- (1/2) R, the display control knob is represented in the left area of the display screen; when in use
And (1/2) when R < n < F- (1/2) R, the display control knob is represented in the right area of the display screen. Based on this, when the rotation center coordinates O (m-R, n-R) are in other ranges, the solving unit 214 is not called.
Referring to fig. 8, the control system of the present embodiment may further include:
the judging module 23 is configured to judge whether a ratio of a superposed portion of the display control knob and the display screen in the display control knob is greater than a preset threshold;
if yes, the obtaining module 21 is called.
In this embodiment, when the overlapping portion of the display control knob and the display screen occupies a small area in the display control knob, the display control knob shields the display content of the display screen less, and the integrity of the display content of the display screen is not affected, that is, the normal use of the user is not affected. In addition, when less than three touch events of the inductive probe are detected, the display of the display control knob may not be controlled.
In this embodiment, the ratio of the perimeter of the display control knob to the overlapping portion of the display screen to the perimeter of the display control knob may be compared with a preset threshold, or the ratio of the area of the display control knob to the overlapping portion of the display screen to the area of the display control knob may be compared with a preset threshold. In addition, in this embodiment, the preset threshold may be set in a customized manner according to the actual application.
In this embodiment, the display control knob can be matched with different display modes of the display screen. For example, when the display screen is in a full-screen (multimedia) mode, the relative positions of the first view control display window and the second view control display window are obtained, and then the translation module 22 is called to avoid the display control knob from shielding the display content of the display screen, and in this mode, the pressing operation, the rotating operation and the like of the display control knob can control the functions of the multimedia content displayed by the display screen, such as playing progress, playing pause, volume adjustment, brightness adjustment and the like.
Referring to fig. 6, when the display screen is in the bright screen mode, the display control knob may be controlled to turn off the display screen, and in this mode, the pressing operation, the rotating operation, and the like of the display control knob may control specific functions of the display screen.
Referring to fig. 7, when the display screen is in the screen-off mode, the display control knob may be controlled to display preset information, where the preset information may be set by user according to practical application, for example, the preset information may include current time, a working state of the display screen, and the like, and in this mode, the display control knob may replace a power key of the display screen to wake up the display screen.
This embodiment overcomes such as tame electric installation, when the intelligent screen control is introduced to display accuse equipment such as vehicle-mounted display equipment through external display accuse knob, user operation experience is not good defect, and through the display control to displaying the accuse knob, make the partial display screen that shows that the accuse knob shelters from the display screen show the content that the accuse knob sheltered from, the integrality of display screen display content has been ensured, thereby when promoting user operation experience, avoid the display content to the display screen, the influence of whole pleasing to the eye etc.
Example 3
The present embodiment provides a display screen, which includes the control system of the display control knob provided in embodiment 2. Therefore, the display screen of this embodiment overcomes the not good defect of user operation experience through external display control knob to through the display control to showing control knob, make the partial display screen that shows control knob sheltered from the display screen show the content that control knob sheltered from, ensured the integrality of display screen display content, thereby when promoting user operation experience, avoid the influence to the display content of display screen, whole pleasing to the eye etc..
Example 4
Referring to fig. 9, the display control assembly of this embodiment includes a display control knob 41 and a display screen 42 provided in embodiment 3, wherein the display control knob 41 is externally connected to the display screen 42, the display control knob 41 and the display screen 42 have the same resolution, the display control knob 41 supports the knob housing 411 to rotate, and the display direction of the display control knob 41 is consistent with the display direction of the display screen 42, so that the display direction of the display control knob 41 does not rotate along with the rotation of the knob housing 411.
Specifically, the display control knob 41 is disposed above the display screen 42, and a first view control (view) display window of the display control knob 41 and a second view control (view) display window of the display screen 42 are the same in size and are used for displaying the same data stream.
In this embodiment, the shapes of the first view control display window and the second view control display window may be set according to an actual application in a customized manner, for example, the shapes of the first view control display window and the second view control display window may be rectangles with a length of E and a width of F. In this embodiment, the shape of the display control knob may be customized according to the actual application, for example, the shape of the display control knob may be a cylinder, a polygonal prism, or the like.
Referring to fig. 9, in the present embodiment, the display screen 42 includes a first communication unit 421, the display control knob 41 may include a display unit 412, an encoder 413, and a second communication unit 414 besides the knob housing 411, where the display unit 412 does not support rotation, the knob housing 411 supports rotation, the first communication unit 421 is in communication connection with the second communication unit 414 to implement interaction between the display control knob 41 and the display screen 42, and further, the first communication unit 421 and the second communication unit 414 may be implemented as GPIO (General-purpose input/output) data transceiver units.
In this embodiment, the encoder 413 may be configured to convert a rotation event of the knob housing 411 relative to the display unit 412 into a first level signal, and the second communication unit 414 may be configured to transmit the first level signal to the first communication unit 421, so that the data processing unit 422 inside the display screen 42 may convert the first level signal into a corresponding rotation control instruction, so as to implement control over the display screen 42, for example, operation control over a display page, play control over display content, and the like.
In this embodiment, the encoder 413 may also be configured to convert the pressing event for the display unit 412 into a second level signal, and the second communication unit 414 may also be configured to send the second level signal to the first communication unit 421, so that the data processing unit 422 inside the display screen 42 may convert the second level signal into a corresponding pressing control instruction, so as to implement control over the display screen 42, for example, operation control over a display page, playing control over display content, and the like.
In this embodiment, the display control knob 41 can be matched with different display modes of the display screen 42.
For example, when the display screen 42 is in a full-screen (multimedia) mode, the media data stream unit 423 inside the display screen 42 is triggered to enable the display control knob 41 and the display screen 42 to play the same data stream, and the obtaining module 21 is called to obtain the relative position of the first view control display window and the second view control display window, and then the translating module 22 is called to avoid the display control knob from shielding the display content of the display screen, and in this mode, the pressing operation, the rotating operation, and the like on the display control knob can control the functions of the display progress, the pause, the volume adjustment, the brightness adjustment, and the like of the multimedia content displayed by the display screen.
For another example, when the display screen 42 is in the bright screen mode, the display control knob 41 may be controlled to be turned off, and in this mode, the pressing operation, the rotating operation, and the like of the display control knob may control a specific function of the display screen.
For another example, when the display screen 42 is in the screen-off mode, the display control knob 41 may be controlled to display preset information, where the preset information may be set in a customized manner according to the actual application, for example, the preset information may include the current time, the operating state of the display screen, and the like, and in this mode, the display control knob may replace the power key of the display screen to wake up the display screen. The data processing unit 422 inside the display screen 42 may be configured to send the preset information to the display control knob 41 through the first communication unit 421.
In this embodiment, the installation position of the display control knob may be fixedly set, in this case, the first communication unit 421 and the second communication unit 414 may be in communication connection in a wired manner or in a wireless manner, and the rotation center coordinate O (m, n) of the display control knob is fixed and known at this time.
In this embodiment, the installation position of the display control knob may be flexibly set, in this case, the first communication unit 421 and the second communication unit 414 may be connected to each other through wired communication or wireless communication, and the rotation center coordinate O (m, n) of the display control knob is not fixed and unknown.
In this embodiment, when the cross section of the display control knob is a regular polygon or a circle, considering that three points may determine a circle, the display control knob 41 may further include at least three sensing probes 415 axially disposed on an outer edge to assist in determining a rotation center coordinate of the display control knob 41 in a coordinate system corresponding to the display window of the second view control, and accordingly, the display screen 42 may further include a detection unit 422 for detecting a contact event of the sensing probes 415, so that the sensing probes 415 may be selected according to the display screen 42, for example, when the display screen is a capacitive screen, the sensing probes may be capacitive probes.
In this embodiment, the display control knob preferably includes three inductive probes, the three inductive probes are preferably uniformly axially disposed on the outer edge of the display control knob, and are preferably uniformly distributed in 1/6 circumferences of the display control knob, that is, two inductive probes are respectively disposed at two ends of 1/6 circumferences, and the other inductive probe is disposed at the center of 1/6 circumferences. Further, one of the three inductive probes is preferably used to indicate the mounting position of the display control knob to ensure that the three inductive probes are in contact with the display screen as much as possible, thereby ensuring that the rotation center coordinates can be solved. In this embodiment, the sensing probe located in the middle of the three sensing probes is preferably designed with a mark to indicate the installation position of the display control knob, for example, the mark may be an arrow, and when the arrow points to the center of the display screen, it is ensured that all three sensing probes are in contact with the display screen as much as possible.
This embodiment overcomes such as tame electric installation, when the intelligent screen control is introduced to display accuse equipment such as vehicle-mounted display equipment through external display accuse knob, user operation experience is not good defect, and through the display control to displaying the accuse knob, make the partial display screen that shows that the accuse knob shelters from the display screen show the content that the accuse knob sheltered from, the integrality of display screen display content has been ensured, thereby when promoting user operation experience, avoid the display content to the display screen, the influence of whole pleasing to the eye etc.
Example 5
The present embodiment provides a display control device, which includes the display screen provided in embodiment 3, or includes the display control assembly provided in embodiment 4.
This embodiment overcomes such as tame electric installation, when the intelligent screen control is introduced to display accuse equipment such as vehicle-mounted display equipment through external display accuse knob, user operation experience is not good defect, and through the display control to displaying the accuse knob, make the partial display screen that shows that the accuse knob shelters from the display screen show the content that the accuse knob sheltered from, the integrality of display screen display content has been ensured, thereby when promoting user operation experience, avoid the display content to the display screen, the influence of whole pleasing to the eye etc.
Example 6
The present embodiment provides an electronic device, which may be represented in the form of a computing device (for example, may be a server device), and includes a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor may implement the control method of the display control knob provided in embodiment 1 when executing the computer program.
Fig. 10 shows a schematic diagram of a hardware structure of the present embodiment, and as shown in fig. 10, the electronic device 9 specifically includes:
at least one processor 91, at least one memory 92, and a bus 93 for connecting the various system components (including the processor 91 and the memory 92), wherein:
the bus 93 includes a data bus, an address bus, and a control bus.
The processor 91 executes various functional applications and data processing, such as a control method of the display control knob provided in embodiment 1 of the present invention, by running a computer program stored in the memory 92.
The electronic device 9 may further communicate with one or more external devices 94 (e.g., a keyboard, a pointing device, etc.). Such communication may be through an input/output (I/O) interface 95. Also, the electronic device 9 may communicate with one or more networks (e.g., a Local Area Network (LAN), a Wide Area Network (WAN), and/or a public network, such as the Internet) via the network adapter 96. The network adapter 96 communicates with the other modules of the electronic device 9 via the bus 93. It should be understood that although not shown in the figures, other hardware and/or software modules may be used in conjunction with the electronic device 9, including but not limited to: microcode, device drivers, redundant processors, external disk drive arrays, RAID (disk array) systems, tape drives, and data backup storage systems, etc.
It should be noted that although in the above detailed description several units/modules or sub-units/modules of the electronic device are mentioned, such a division is merely exemplary and not mandatory. Indeed, the features and functionality of two or more of the units/modules described above may be embodied in one unit/module, according to embodiments of the application. Conversely, the features and functions of one unit/module described above may be further divided into embodiments by a plurality of units/modules.
Example 7
The present embodiment provides a computer-readable storage medium on which a computer program is stored, which when executed by a processor, implements the steps of the control method of the display control knob provided in embodiment 1.
More specific examples, among others, that the readable storage medium may employ may include, but are not limited to: a portable disk, a hard disk, random access memory, read only memory, erasable programmable read only memory, optical storage device, magnetic storage device, or any suitable combination of the foregoing.
In a possible implementation manner, the present invention can also be implemented in the form of a program product, which includes program code for causing a terminal device to execute the steps of implementing the control method for a display control knob described in embodiment 1 when the program product runs on the terminal device.
Where program code for carrying out the invention is written in any combination of one or more programming languages, the program code may be executed entirely on the user device, partly on the user device, as a stand-alone software package, partly on the user device and partly on a remote device or entirely on the remote device.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (12)
1. A control method of a display control knob is characterized in that the display control knob is arranged above a display screen, a first view control display window of the display control knob and a second view control display window of the display screen are the same in size and are used for displaying the same data stream, and the control method comprises the following steps:
acquiring the relative position of the first view control display window and the second view control display window;
and translating the first view control display window according to the relative position until the first view control display window is overlapped with the second view control display window.
2. The display control knob control method according to claim 1, wherein the step of obtaining the relative position of the first view control display window and the second view control display window comprises:
acquiring a rotation center coordinate of the rotation center of the display control knob in a coordinate system corresponding to the display window of the second view control;
and acquiring the relative position according to the rotation center coordinate and the size parameter of the display control knob.
3. The control method of the display control knob according to claim 2, wherein the display control knob is shaped as a cylinder, the rotation center coordinates are (m, n), and the radius of the display control knob is R;
the step of obtaining the relative position according to the rotation center coordinate and the size parameter of the display control knob comprises the following steps:
determining that the first view control display window is located in the second view control display window horizontal direction m-R;
determining that the first view control display window is located in the second view control display window vertical direction n-R.
4. The control method of the display control knob according to claim 2, wherein the display control knob comprises at least three inductive probes, and the inductive probes are axially arranged on the outer edge of the display control knob;
the control method acquires the rotation center coordinates according to the following steps:
judging whether the display screen detects contact events of at least three induction probes;
and if so, solving the coordinate of the rotation center according to the detected coordinates of the at least three induction probes in the coordinate system corresponding to the display window of the second view control.
5. The display control knob control method according to claim 1, further comprising, before the step of obtaining the relative position of the first view control display window and the second view control display window:
judging whether the ratio of the overlapped part of the display control knob and the display screen in the display control knob is larger than a preset threshold value or not;
if so, executing the step of acquiring the relative positions of the first view control display window and the second view control display window;
and/or the presence of a gas in the gas,
the step of obtaining the relative position of the first view control display window and the second view control display window comprises:
when the display screen is in a full-screen mode, acquiring the relative position of the first view control display window and the second view control display window;
and/or the presence of a gas in the gas,
the control method further comprises the following steps:
when the display screen is in a bright screen mode, controlling the display control knob to extinguish the screen;
and/or the presence of a gas in the gas,
the control method further comprises the following steps:
and when the display screen is in a screen-off mode, controlling the display control knob to display preset information.
6. The utility model provides a control system who shows accuse knob, its characterized in that shows the top that accuse knob set up at the display screen, show the first view control display window of accuse knob with the size of the second view control display window of display screen is the same and be used for showing the same dataflow, control system includes:
the acquisition module is used for acquiring the relative positions of the first view control display window and the second view control display window;
and the translation module is used for translating the first view control display window according to the relative position until the first view control display window is overlapped with the second view control display window.
7. A display screen comprising the control system of the display control knob of claim 6.
8. A display control assembly comprising a display control knob and the display screen of claim 7;
the display control knob is arranged above the display screen;
and the first view control display window of the display control knob and the second view control display window of the display screen have the same size and are used for displaying the same data stream.
9. The display control assembly of claim 8, wherein the display screen comprises a first communication unit, the display control knob comprises a display unit, a knob housing, an encoder, and a second communication unit, wherein the first communication unit is communicatively coupled to the second communication unit;
the encoder is configured to convert a rotation event of the knob housing relative to the display unit into a first level signal and the second communication unit is configured to transmit the first level signal to the first communication unit, and/or the encoder is configured to convert a pressing event for the display unit into a second level signal and the second communication unit is configured to transmit the second level signal to the first communication unit.
10. The display control assembly of claim 9, wherein the display control knob further comprises at least three inductive probes axially disposed on an outer edge of the display control knob;
the display screen includes a detection unit for detecting a touch event of the sensing probe.
11. The display control assembly of claim 10, wherein at least three of the inductive probes are uniformly axially disposed on an outer edge of the display control knob;
and/or the presence of a gas in the gas,
the number of the sensing probes is 3.
12. A display control device, characterized by comprising a display screen according to claim 7 or a display control assembly according to any one of claims 8-11.
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| CN202110169743.1A CN112860166B (en) | 2021-02-07 | 2021-02-07 | Control method and system of display control knob, display control assembly and display control equipment |
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| CN202110169743.1A CN112860166B (en) | 2021-02-07 | 2021-02-07 | Control method and system of display control knob, display control assembly and display control equipment |
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| CN104526535B (en) * | 2014-12-24 | 2016-09-07 | 湘潭职业技术学院 | A kind of gas stove switch valve grinding machine and Ginding process thereof |
| CN105872062B (en) * | 2016-04-05 | 2018-10-30 | 中电科航空电子有限公司 | A kind of more aobvious control method of data synchronization and a kind of aviation display control program |
| CN211049133U (en) * | 2019-11-14 | 2020-07-21 | 小熊电器股份有限公司 | Display control assembly and electric cooker |
| CN111158557A (en) * | 2019-12-19 | 2020-05-15 | 广东美的厨房电器制造有限公司 | Linkage display method of virtual knob, storage medium and electronic equipment |
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