CN117420977A - Cross-screen text scrolling display system, method, electronic equipment and storage medium - Google Patents

Cross-screen text scrolling display system, method, electronic equipment and storage medium Download PDF

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Publication number
CN117420977A
CN117420977A CN202311735365.4A CN202311735365A CN117420977A CN 117420977 A CN117420977 A CN 117420977A CN 202311735365 A CN202311735365 A CN 202311735365A CN 117420977 A CN117420977 A CN 117420977A
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China
Prior art keywords
scrolling
text
screen
display screen
cross
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CN202311735365.4A
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Chinese (zh)
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CN117420977B (en
Inventor
张伟
陈定粮
郁二改
刘韬
钟国洪
陶硕
夏定国
李定亮
王悦
龚翔
常立先
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Minhang Chengdu Information Technology Co ltd
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Minhang Chengdu Information Technology Co ltd
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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
    • G06F3/1446—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 display composed of modules, e.g. video walls
    • 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
    • G06F3/1431—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 a single graphics controller
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/10—Text processing
    • G06F40/103—Formatting, i.e. changing of presentation of documents
    • G06F40/106—Display of layout of documents; Previewing
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Abstract

The application provides a cross-screen text scrolling display system, a method, electronic equipment and a storage medium, wherein a control module is used for responding to a request input by a user for setting a plurality of display screens as a group of combined display screens, carrying out information configuration on a plurality of display screen terminals on a configuration interface, generating configuration information and sending the configuration information to a plurality of corresponding display screen terminals; each display screen terminal is used for determining a text scrolling area on a corresponding display screen based on the configuration information, determining cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splicing a plurality of cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on the text to be scrolled on a group of combined display screens based on the scrolling configuration parameters. So as to improve the accuracy of scrolling display of the cross-screen spliced characters on the multi-combination display screen.

Description

Cross-screen text scrolling display system, method, electronic equipment and storage medium
Technical Field
The present disclosure relates to the field of data processing technologies, and in particular, to a system, a method, an electronic device, and a storage medium for scrolling text across screens.
Background
At present, more and more information is released in a multi-screen combined screen mode, different static information or dynamic information is displayed on different screens, and along with the complexity and attractive requirements of information release, the requirement of displaying the same content by multi-screen combination exists. The current multi-screen combination is generally controlled by a computing terminal to control a group of screens, and the group of screens can be controlled as a screen, so that information display across screens can be achieved. However, as the calculation pressure of the terminal is larger and larger due to the complex information, more and more multi-connected combined screens are arranged in a mode that one display screen corresponds to one terminal at present, however, static text information can only be placed for display in the method, and rolling text information cannot be placed across the display screen. Therefore, how to realize scrolling of the text across the screen becomes a non-trivial technical problem.
Disclosure of Invention
In view of this, an object of the present application is to provide a system, a method, an electronic device, and a storage medium for scrolling characters across a screen, which implement scrolling of characters across a screen on a multi-combination display screen that is individually controlled by using one display screen corresponding to one display screen terminal, so as to improve the accuracy of scrolling the characters across the screen on the multi-combination display screen.
The embodiment of the application provides a cross-screen text scrolling display system, which comprises a control module and a plurality of display screen terminals, wherein the control module is in communication connection with each display screen terminal, and one display screen terminal corresponds to one display screen; wherein,
the control module is used for responding to a request input by a user for setting a plurality of display screens as a group of combined display screens, carrying out information configuration on a plurality of display screen terminals on a configuration interface, generating configuration information and sending the configuration information to a plurality of corresponding display screen terminals;
each display screen terminal is used for determining a text scrolling area on a corresponding display screen based on the configuration information, determining cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splicing a plurality of cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on the text to be scrolled on a group of combined display screens based on the scrolling configuration parameters.
In one possible implementation, the control module is further configured to:
Detecting whether data packets sent by each display screen terminal are received in a preset time interval;
if yes, determining that any display screen in the combined display screens normally displays the text to be scrolled;
if not, determining that the combined display screen abnormally displays the text to be scrolled, and determining a fault display screen in a plurality of display screens according to the data packets.
In one possible implementation, the control module is further configured to:
receiving a first scrolling position of the cross-screen scrolling text from the initial scrolling time to the current time sent by each display screen terminal in a preset interval;
determining a dynamic scrolling position of the text to be scrolled on the combined display screen at the current time based on the configuration information;
determining errors between the first rolling position and the dynamic rolling position of each display screen terminal, detecting whether a plurality of errors are consistent, if so, determining that the cross-screen rolling characters synchronously roll, and if not, determining that the cross-screen rolling characters do not synchronously roll.
In one possible implementation, the display screen terminal is further configured to:
Receiving a dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time, which is sent by the control module;
detecting whether the position error between the actual scrolling position and the dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time meets a preset threshold value or not;
and if not, correcting the actual scrolling position based on the dynamic scrolling position.
In one possible implementation, the control module is further configured to:
and responding to a scrolling synchronous instruction set by the user on the combined display screen, when the scrolling synchronous instruction is sent, updating the initial scrolling time of the text to be scrolled, and sending the scrolling synchronous instruction to each display screen terminal so that each display screen terminal updates the initial scrolling position of the text to be scrolled.
In one possible implementation manner, the configuration information is generated by performing information configuration on a configuration interface on a plurality of display screen terminals by the following steps:
inputting the content, the character size, the character color, the font style, the character rolling speed of the cross-screen rolling characters in an input area of the control module, and configuring a character rolling area of the cross-screen rolling characters;
The text scrolling areas corresponding to the display screens are closely attached, the vertical positions of the text scrolling areas on the combined display screen are determined by the vertical positions of the scroll bars on the two sides, and the vertical positions of the scroll bars on the other display screens are consistent with the vertical positions of the scroll bars on the two sides.
In one possible implementation manner, each display screen terminal is configured to determine a text scrolling area on a corresponding display screen based on the configuration information, determine a cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splice a plurality of cross-screen scrolling text to determine a text to be scrolled, and scroll the text to be scrolled on a group of combined display screens based on a scrolling configuration parameter, where the display screen terminal is specifically configured to:
determining a text scrolling area corresponding to the display screen based on coordinate points of the text scrolling area of the display screen in the configuration information;
initializing a plurality of cross-screen scrolling characters to corresponding display screens based on a preset corresponding relation between the cross-screen scrolling characters and the character scrolling areas;
And performing rolling display on the text to be rolled on a group of combined display screens based on the total length of the rolling text, the distance between the head-tail cross-screen rolling text, the initial rolling position and the text rolling speed in the rolling configuration parameters.
The embodiment of the application also provides a cross-screen text scrolling display method, which comprises the following steps:
information configuration is carried out on a plurality of display screen terminals on a configuration interface, and configuration information is generated;
determining a text scrolling area on a corresponding display screen based on the configuration information, and determining a cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen;
and splicing the cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on a group of combined display screens on the basis of the scrolling configuration parameters.
The embodiment of the application also provides electronic equipment, which comprises: the electronic device comprises a processor, a memory and a bus, wherein the memory stores machine-readable instructions executable by the processor, when the electronic device runs, the processor and the memory are communicated through the bus, and the machine-readable instructions are executed by the processor to execute the steps of the cross-screen text scrolling display method.
Embodiments of the present application also provide a computer readable storage medium having a computer program stored thereon, which when executed by a processor performs the steps of a cross-screen text scrolling method as described above.
The embodiment of the application provides a cross-screen text scrolling display system, a method, electronic equipment and a storage medium, wherein the cross-screen text scrolling display system comprises a control module and a plurality of display screen terminals, the control module is in communication connection with each display screen terminal, and one display screen terminal corresponds to one display screen; the control module is used for responding to a request input by a user for setting a plurality of display screens as a group of combined display screens, carrying out information configuration on a plurality of display screen terminals on a configuration interface, generating configuration information and sending the configuration information to a plurality of corresponding display screen terminals; each display screen terminal is used for determining a text scrolling area on a corresponding display screen based on the configuration information, determining cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splicing a plurality of cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on the text to be scrolled on a group of combined display screens based on the scrolling configuration parameters. The beneficial effect of this scheme is: and scrolling the cross-screen spliced characters on the multi-connected combined display screen which is controlled by one display screen corresponding to one display screen terminal independently, so that the scrolling accuracy of the cross-screen spliced characters on the multi-connected combined display screen is improved.
In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a scrolling display system for text across a screen according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a configuration interface of a scrolling display system for text across a screen according to an embodiment of the present application;
FIG. 3 is an initialization scrolling schematic diagram of a scrolling display system for text across a screen according to an embodiment of the present application;
fig. 4 is a schematic flow chart of a scrolling display method for text across a screen according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
Icon: 100-a cross-screen text scrolling display system; 110-a control module; 120-a display screen terminal; 500-an electronic device; 510-a processor; 520-memory; 530-bus.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it should be understood that the accompanying drawings in the present application are only for the purpose of illustration and description, and are not intended to limit the protection scope of the present application. In addition, it should be understood that the schematic drawings are not drawn to scale. A flowchart, as used in this application, illustrates operations implemented according to some embodiments of the present application. It should be appreciated that the operations of the flow diagrams may be implemented out of order and that steps without logical context may be performed in reverse order or concurrently. Moreover, one or more other operations may be added to the flow diagrams and one or more operations may be removed from the flow diagrams as directed by those skilled in the art.
In addition, the described embodiments are only some, but not all, of the embodiments of the present application. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, are intended to be within the scope of the present application.
In order to enable those skilled in the art to use the present application, the following embodiments are provided in connection with a specific application scenario "scroll display of cross-screen text", and the general principles defined herein may be applied to other embodiments and application scenarios by one skilled in the art without departing from the spirit and scope of the present application.
First, application scenarios applicable to the present application will be described. The method and the device can be applied to the technical field of data processing.
According to research, at present, more and more information is released in a multi-screen combined screen mode, different screens display different static information or dynamic information, and along with the complexity and attractive requirements of information release, the requirement of multi-screen combined display of the same content exists. The current multi-screen combination is generally controlled by a computing terminal to control a group of screens, and the group of screens can be controlled as a screen, so that information display across screens can be achieved. However, as the calculation pressure of the terminal is larger and larger due to the complex information, more and more multi-connected combined screens are arranged in a mode that one display screen corresponds to one terminal at present, however, static text information can only be placed for display in the method, and rolling text information cannot be placed across the display screen. Therefore, how to realize scrolling of the text across the screen becomes a non-trivial technical problem.
Based on the above, the embodiment of the application provides a cross-screen text scrolling display system, which realizes cross-screen spliced text scrolling on a multi-link combined display screen which is independently controlled by a display screen corresponding to a display screen terminal, so as to improve the accuracy of scrolling display of the cross-screen spliced text on the multi-link combined display screen.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a scrolling display system 100 for text with cross screen according to an embodiment of the present application. As shown in fig. 1, the cross-screen text scrolling display system 100 provided in the embodiment of the present application includes a control module 110 and a plurality of display screen terminals 120, where the control module 110 is communicatively connected to the display screen terminals 120, and one display screen terminal 120 corresponds to one display screen.
Specifically, the control module 110 is configured to perform information configuration on the plurality of display screen terminals 120 on a configuration interface in response to a request input by a user to set a plurality of display screens as a group of combined display screens, generate configuration information, and send the configuration information to the corresponding plurality of display screen terminals 120; each display screen terminal 120 is configured to determine a text scrolling area on a corresponding display screen based on the configuration information, determine a cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splice a plurality of cross-screen scrolling text to determine a text to be scrolled, and scroll the text to be scrolled on a group of combined display screens based on a scrolling configuration parameter.
Here, the control module 110 may configure an arrangement combination of the combined display screens of the cross-screen spliced text, and may configure IP information of the corresponding display screen of the combined display screen, a position, content and a text sample of the cross-screen scrolled text.
In one possible implementation, the configuration information is generated by configuring information of a plurality of the display screen terminals 120 on a configuration interface by:
inputting the content, the character size, the character color, the font style, the character scrolling speed of the cross-screen scrolling characters in an input area of the control module 110, and configuring a character scrolling area of the cross-screen scrolling characters; the text scrolling areas corresponding to the display screens are closely attached, the vertical positions of the text scrolling areas on the combined display screen are determined by the vertical positions of the scroll bars on the two sides, and the vertical positions of the scroll bars on the other display screens are consistent with the vertical positions of the scroll bars on the two sides.
Here, the content, the size, the color, the style, the speed, and the scrolling area of the cross-screen scrolling text are input in the input area of the control module 110.
Here, the configuration information further includes a screen group name, display screen information, a correspondence between an IP of the display screen and a position, position information of the cross-screen scroll text, whether the cross-screen scroll text is displayed normally, whether the cross-screen scroll text is scrolled synchronously, a cross-screen scroll text function of the combined display screen is designated manually, and whether the cross-screen scroll text is automatically synchronized.
In a specific embodiment, a plurality of display screen terminals 120 are configured as a group under control, the logical positions of the display screen terminals 120 are configured to correspond to the physical IP addresses, and the content, the text size, the color, the font, the style, etc. of the scrolling text are input on the configuration interface. The scrolling speed of the text can be configured at the scrolling control configuration position of the control module 110, the logical position area of the screen below the configuration interface of the control module 110 is used for configuring the position of the text scrolling area, the leftmost text scrolling area must be attached to the rightmost side of the screen, the rightmost text scrolling area must be attached to the leftmost side of the screen, and the text scrolling area in the middle of the left screen and the right screen must penetrate through the whole screen left and right. The upper and lower positions of the combined display screen of the text scrolling area are determined by the vertical positions of the leftmost scrolling strips, the vertical positions of the rest display screens are automatically consistent with the vertical positions of the leftmost scrolling strips, and the left area position of the leftmost display screen and the right area position of the rightmost display screen can be independently and transversely dragged and controlled. After the configuration is completed, the control module 110 stores the corresponding configuration information. The control module 110 provides a configuration information query interface for the display screen terminal 120, and is used for initializing and setting cross-screen scrolling characters.
In another embodiment, the configuration requires the input of the name of the combined display screen; selecting a screen layout, automatically generating a screen layout condition in a lower area by a system after the screen layout is selected, listing information of each display screen below the screen layout, and manually inputting and binding IP information of each display screen corresponding to the display screen in the layout; selecting a scrolling direction, and automatically generating a text display area by the system after the selection is completed; editing the text to be scrolled in the text editing area, and displaying a preview effect on the text scrolling area in the screen layout by the system after the editing is completed; and selecting whether to automatically synchronize or not, and if so, automatically correcting the cross-screen splicing scroll bar. After configuration is completed, clicking and storing are carried out, the system stores the input information and the positions of the text scrolling areas relative to each display screen in the background, and the display areas on each display screen are determined through the coordinates of the upper left and the lower right.
Further, referring to fig. 2, fig. 2 is a schematic configuration interface of a cross-screen text scrolling display system 100 according to an embodiment of the present application. As shown in fig. 2, the configuration information is generated by configuring information on the plurality of display screen terminals 120 on the configuration interface, and the screen group name, the IP address of the display screen, whether the display is normal, whether scrolling is synchronized, and whether it is automatically synchronized are set on the configuration interface.
In one possible implementation manner, each of the display screen terminals 120 is configured to, when determining a text scrolling area on a corresponding display screen based on the configuration information, determining a cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splicing a plurality of the cross-screen scrolling text to determine a text to be scrolled, and performing scroll display on a group of combined display screens based on the scroll configuration parameters, where the display screen terminal 120 is specifically configured to:
a: and determining the text scrolling area corresponding to the display screen based on the coordinate points of the text scrolling area of the display screen in the configuration information.
Here, the text scroll area corresponding to the display screen is determined according to the coordinate point of the text scroll area of the display screen among the configuration information.
Further, referring to fig. 3, fig. 3 is an initialized scrolling schematic diagram of the cross-screen text scrolling display system 100 according to the embodiment of the present application. As shown in fig. 3, each display screen terminal 120 acquires configuration information according to the interface, in which the coordinate point a with respect to the first display screen is (a x , a y ) The coordinate of the coordinate point B with respect to the third display screen is (B x , b y ) From the information of these two points, the remaining coordinate points can be calculated as C (a x , b y ), D(w, a y ), E(w, b y ), F(0, a y ), G(0, b y) , H(b x , a y ) W is the width of the text scrolling direction, and the text scrolling area corresponding to the display screen is determined according to the coordinate points. For example, a text display area is rendered according to the stored position information of the coordinate points, that is, the first display screen renders an activated area according to A, E coordinates, the second display screen renders a DEGF area according to D, G coordinate points, and the third display screen renders an FGBH area according to F, B coordinate points.
B: and initializing a plurality of the cross-screen scrolling characters to corresponding display screens based on a preset corresponding relation between the cross-screen scrolling characters and the character scrolling areas.
Here, according to the preset correspondence between the cross-screen scrolling text and the text scrolling region, initializing a plurality of cross-screen scrolling text to the corresponding display screen.
The corresponding relation between the preset cross-screen rolling text and the text rolling area is as follows: to be used forThe leftmost side of the text scrolling area of each display screen is a datum point, the leftmost side of the cross-screen scrolling text is positive relative to the datum point difference value, the cross-screen scrolling text is on the right side, the cross-screen scrolling text is negative relative to the datum point, and the cross-screen scrolling text is on the left side. According to the corresponding relation between the characters and the scrolling area, the characters to be spliced and scrolled and displayed can be respectively initialized to each display screen. For 3 display screens, the position of the cross-screen scrolling text relative text scrolling area of the No. 1 display screen is 0, and the position of the cross-screen scrolling text relative text scrolling area of the No. 2 display screen is a x -w, position of cross-screen scrolling text relative to text scrolling area of display screen No. 3 is a x -2w。
C: and performing rolling display on the text to be rolled on a group of combined display screens based on the total length of the rolling text, the distance between the head-tail cross-screen rolling text, the initial rolling position and the text rolling speed in the rolling configuration parameters.
Here, the text to be scrolled is scroll-displayed on a set of combined display screens according to the total length of the scroll text, the distance between the head-to-tail cross-screen scroll text, the initial scroll position and the text scroll speed among the scroll configuration parameters.
The display screen terminals 120 obtain the scrolling configuration parameters of the combined display screen from the control module 110, and the scrolling text on each display screen starts scrolling from left to right at the same time, when the last scrolling text on each display screen is scrolled from the leftmost area of each display screen, the first scrolling text on each display screen enters from the right display area of the display screen and scrolls, and each screen text is scrolled in this way.
In a specific embodiment, the text to be scrolled scrolls from right to left, with a text scroll speed of 60 pixels per second, i.e., 60px/s. The scrolling is realized by continuously setting the position information of characters relative to the left reference point of the display area, wherein the refreshing frequency is 60Hz, namely, the scrolling characters move to the left by 1 pixel every 1000/60 milliseconds, the total length of the scrolling characters is L, and the distance between the head and the tail of the characters is [ mu ] (mu >=w), then: for display screen 1, the initial scrolling position s1=0 of the cross-screen scrolling text, and the scrolling is l+mu- (w-a) x ) I.e. l+mu+a x After the pixel, the left side head of the cross-screen scrolling text reaches the leftmost end, and s1= - (L+a) x ) Next, the beginning of the left side of the text should enter the right side of display screen No. 1 again, where s1=w-a x The method comprises the steps of carrying out a first treatment on the surface of the For display screen No. 2, the initial position s2=a of the cross-screen scrolling text x -w, rolling l+μ - (w-a) x ) -w is l+μ+a x After the pixel of-2 w, the left beginning of the cross-screen scrolling text reaches the leftmost end, at the moment, s2= - (l+mu-w), and at the next moment, the left beginning of the cross-screen scrolling text should enter the right side of the No. 2 display screen again, at the moment, s2, namely s2=w; for display screen No. 3, scrolling text initial position across screen s3=a x -2w, rolling l+μ - (w-a) x +w) - b x I.e. l+mu+a x -b x After-2 w pixels, scrolling the left beginning of the text across the screen to the leftmost end, at which time s3= - (l+mu-b) x ) Next, the beginning of the left side of the text should enter the right side of display screen No. 3 again, i.e. s3=b x 。
In one possible implementation, the control module 110 is further configured to:
detecting whether a data packet sent by each display screen terminal 120 is received within a preset time interval; if yes, determining that any display screen in the combined display screens normally displays the text to be scrolled; if not, determining that the combined display screen abnormally displays the text to be scrolled, and determining a fault display screen in a plurality of display screens according to a plurality of data.
Here, whether a data packet transmitted from each display screen terminal 120 is received within a preset time interval is detected; if yes, determining that any display screen in the combined display screens is normally displayed for the text to be scrolled; if not, determining that the combined display screen displays the text to be scrolled abnormally, and determining a fault display screen from a plurality of display screens of a plurality of data packets.
The control module 110 stores configuration information of each group of combined display screens, the control module 110 and each display screen terminal 120 keep heartbeat in a websocket long connection mode, the heartbeat is actively initiated by the display screen terminal 120, and the control module 110 responds. If the data packets of all the display screens of the combined display screen are normally received, the display of the text to be scrolled displayed by the combined display screen is normal, otherwise, the display of the text to be scrolled displayed by the combined display screen is abnormal, and the fault display screen can be determined according to whether the data packets of the specific display screen are normal.
In one possible implementation, the control module 110 is further configured to:
(1): and receiving a first scrolling position of the cross-screen scrolling text from the initial scrolling time to the current time sent by each display screen terminal 120 in a preset interval.
Here, the first scroll position of the cross-screen scroll text from the initial scroll time to the current time transmitted by each display screen terminal 120 is received within a preset interval.
(2): and determining the dynamic scrolling position of the text to be scrolled on the combined display screen at the current time based on the configuration information.
Here, a dynamic scrolling position of the text to be scrolled on the combined display screen at the current time is determined according to the configuration information.
(3): and determining an error between the first scrolling position and the dynamic scrolling position of each display screen terminal 120, detecting whether a plurality of errors are consistent, if so, determining that the scrolling text is synchronously scrolled across the screen, and if not, determining that the scrolling text is not synchronously scrolled across the screen.
Here, an error between the first scrolling position and the dynamic scrolling position of each display screen terminal 120 is determined, whether the multiple errors are consistent is detected, if yes, synchronous scrolling of the scrolling text is determined, and if not, asynchronous scrolling of the scrolling text is determined.
Wherein the error is within 10 pixels.
The simple synchronization judgment in the scheme is judged according to the difference between the actual position and the theoretical position, but the situation of the same group of screen terminals is considered, and if the deviations of a plurality of screen terminals are the same, the deviation between the actual position and the theoretical position is judged to be synchronous.
In one possible implementation, the display screen terminal 120 is further configured to:
i: and receiving the dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time, which is sent by the control module 110.
Here, the dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time transmitted by the control module 110 is acquired.
The dynamic scrolling position can be determined according to the time interval between the initial scrolling time and the current time, the total length of the scrolling characters, the distance between the head-tail cross-screen scrolling characters, the initial scrolling position and the character scrolling speed.
II: and detecting whether the position error of the cross-screen scrolling text between the actual scrolling position and the dynamic scrolling position of the combined display screen from the initial scrolling time to the current time meets a preset threshold value. And if not, correcting the actual scrolling position based on the dynamic scrolling position.
Here, it is detected whether a position error between an actual scroll position and a dynamic scroll position of the combined display screen of the cross-screen scroll text from the initial scroll time to the current time satisfies a preset threshold. If not, correcting the actual scrolling position according to the dynamic scrolling position.
Wherein the preset threshold is within 10 pixels.
The control module 110 stores the scrolling information of each group of display screens, the scrolling control module 110 starts to automatically calculate a dynamic scrolling position according to the time change of the server, the display screen terminal 120 and the control module 110 keep heartbeat in a mode of long connection through websocket, the control module 110 returns to the dynamic scrolling position calculated by the control module 110 after receiving the heartbeat initiated by the display screen terminal 120, and the display screen terminal 120 corrects the actual scrolling position of the scrolling text across screens according to the dynamic scrolling position.
In one possible implementation, the control module 110 is further configured to:
and responding to a scrolling synchronous instruction set by the user on the combined display screen, when the scrolling synchronous instruction is sent, updating the initial scrolling time of the text to be scrolled, and sending the scrolling synchronous instruction to each display screen terminal 120, so that each display screen terminal 120 updates the initial scrolling position of the text to be scrolled.
Here, the control module 110 re-updates the initial scroll time of the text to be scrolled when the scroll synchronization instruction is transmitted in response to the scroll synchronization instruction set by the user to the combined display screen, and transmits the scroll synchronization instruction to each display screen terminal 120 to cause each display screen terminal 120 to update the initial scroll position of the text to be scrolled.
Wherein, the control module 110 may manually and actively send a scroll synchronization instruction to the same group or all screen groups. When the scroll synchronization instruction is sent, the control module 110 memory refreshes the initial scroll time of the corresponding combined display screen, and when the scroll synchronization instruction is received, the display screen terminal 120 reinitializes the position of the cross-screen scroll text.
Here, in the present embodiment, the method for configuring, generating, and synchronously scrolling text of the combined display screen arranged and combined in the up-down manner is consistent with the implementation manner of the combined display screen arranged and combined in the left-right manner, and this part will not be described in detail.
The embodiment of the application provides a cross-screen text scrolling display system, which comprises a control module and a plurality of display screen terminals, wherein the control module is in communication connection with each display screen terminal, and one display screen terminal corresponds to one display screen; the control module is used for responding to a request input by a user for setting a plurality of display screens as a group of combined display screens, carrying out information configuration on a plurality of display screen terminals on a configuration interface, generating configuration information and sending the configuration information to a plurality of corresponding display screen terminals; each display screen terminal is used for determining a text scrolling area on a corresponding display screen based on the configuration information, determining cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splicing a plurality of cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on the text to be scrolled on a group of combined display screens based on the scrolling configuration parameters. And scrolling the cross-screen spliced characters on the multi-connected combined display screen which is controlled by one display screen corresponding to one display screen terminal independently, so that the scrolling accuracy of the cross-screen spliced characters on the multi-connected combined display screen is improved.
Referring to fig. 4, fig. 4 is a flowchart of a cross-screen text scrolling method according to an embodiment of the present application. As shown in fig. 4, a method for scrolling and displaying text on a screen includes:
s401: and carrying out information configuration on the plurality of display screen terminals on the configuration interface to generate configuration information.
In the step, information configuration is carried out on a plurality of display screen terminals on a configuration interface, and configuration information is generated.
The process of how to perform information configuration is consistent with the above embodiment, and this part will not be described in detail.
S402: and determining a text scrolling area on the corresponding display screen based on the configuration information, and determining the corresponding cross-screen scrolling text of the display screen according to the position information of the corresponding display screen.
In the step, a text scrolling area is determined on a corresponding display screen according to the configuration information, and a cross-screen scrolling text corresponding to the display screen is determined according to the position information of the corresponding display screen.
S403: and splicing the cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on a group of combined display screens on the basis of the scrolling configuration parameters.
In the step, a plurality of cross-screen rolling characters are spliced to determine a text to be rolled, and the text to be rolled is displayed in a rolling mode on a group of combined display screens according to rolling configuration parameters.
In one possible implementation manner, the cross-screen text scrolling display method further comprises the following steps:
detecting whether data packets sent by each display screen terminal are received in a preset time interval;
if yes, determining that any display screen in the combined display screens normally displays the text to be scrolled;
if not, determining that the combined display screen abnormally displays the text to be scrolled, and determining a fault display screen from a plurality of display screens of the data packet.
In one possible implementation manner, the cross-screen text scrolling display method further comprises the following steps:
receiving a first scrolling position of the cross-screen scrolling text from the initial scrolling time to the current time sent by each display screen terminal in a preset interval;
determining a dynamic scrolling position of the text to be scrolled on the combined display screen at the current time based on the configuration information;
Determining errors between the first rolling position and the dynamic rolling position of each display screen terminal, detecting whether a plurality of errors are consistent, if so, determining that the cross-screen rolling characters synchronously roll, and if not, determining that the cross-screen rolling characters do not synchronously roll.
In one possible implementation manner, the cross-screen text scrolling display method further comprises the following steps:
receiving a dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time, which is sent by the control module;
detecting whether the position error between the actual scrolling position and the dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time meets a preset threshold value or not;
and if not, correcting the actual scrolling position based on the dynamic scrolling position.
In one possible implementation manner, the cross-screen text scrolling display method further comprises the following steps:
and controlling the control module to respond to a scrolling synchronous instruction set by the user on the combined display screen, and updating the initial scrolling time of the text to be scrolled when the scrolling synchronous instruction is sent, and sending the scrolling synchronous instruction to each display screen terminal so that each display screen terminal updates the initial scrolling position of the text to be scrolled.
In one possible implementation manner, the configuration information is generated by performing information configuration on a configuration interface on a plurality of display screen terminals by the following steps:
inputting the content, the character size, the character color, the font style, the character rolling speed of the cross-screen rolling characters in an input area of the control module, and configuring a character rolling area of the cross-screen rolling characters;
the text scrolling areas corresponding to the display screens are closely attached, the vertical positions of the text scrolling areas on the combined display screen are determined by the vertical positions of the scroll bars on the two sides, and the vertical positions of the scroll bars on the other display screens are consistent with the vertical positions of the scroll bars on the two sides.
In one possible implementation manner, each display screen terminal is configured to, when determining a text scrolling area on a corresponding display screen based on the configuration information, determining a cross-screen scrolling text corresponding to the display screen according to position information of the corresponding display screen, splicing a plurality of cross-screen scrolling text to determine a text to be scrolled, and performing scroll display on the text to be scrolled on a group of combined display screens based on a scroll configuration parameter, where the display screen terminal is specifically configured to:
Determining a text scrolling area corresponding to the display screen based on coordinate points of the text scrolling area of the display screen in the configuration information;
initializing a plurality of cross-screen scrolling characters to corresponding display screens based on a preset corresponding relation between the cross-screen scrolling characters and the character scrolling areas;
and performing rolling display on the text to be rolled on a group of combined display screens based on the total length of the rolling text, the distance between the head-tail cross-screen rolling text, the initial rolling position and the text rolling speed in the rolling configuration parameters.
The embodiment of the application provides a cross-screen text scrolling display method, which comprises the following steps: information configuration is carried out on a plurality of display screen terminals on a configuration interface, and configuration information is generated; determining a text scrolling area on a corresponding display screen based on the configuration information, and determining a cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen; and splicing the cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on a group of combined display screens on the basis of the scrolling configuration parameters. And scrolling the cross-screen spliced characters on the multi-connected combined display screen which is controlled by one display screen corresponding to one display screen terminal independently, so that the scrolling accuracy of the cross-screen spliced characters on the multi-connected combined display screen is improved.
Referring to fig. 5, fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present application. As shown in fig. 5, the electronic device 500 includes a processor 510, a memory 520, and a bus 530.
The memory 520 stores machine-readable instructions executable by the processor 510, and when the electronic device 500 is running, the processor 510 communicates with the memory 520 through the bus 530, and when the machine-readable instructions are executed by the processor 510, the steps of the scrolling display method for the cross-screen text in the method embodiment shown in fig. 4 can be executed, and the specific implementation is referred to the method embodiment and will not be described herein.
The embodiment of the present application further provides a computer readable storage medium, where a computer program is stored on the computer readable storage medium, and when the computer program is executed by a processor, the steps of the method for scrolling text displayed by cross-screen text in the method embodiment shown in fig. 4 may be executed, and a specific implementation manner may refer to the method embodiment and will not be described herein.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, and are not repeated herein.
In the several embodiments provided in this application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. The above-described apparatus embodiments are merely illustrative, for example, the division of the units is merely a logical function division, and there may be other manners of division in actual implementation, and for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some communication interface, device or unit indirect coupling or communication connection, which may be in electrical, mechanical or other form.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a non-volatile computer readable storage medium executable by a processor. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art or in a part of the technical solution, in the form of a software product stored in a storage medium, including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the methods described in the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
Finally, it should be noted that: the foregoing examples are merely specific embodiments of the present application, and are not intended to limit the scope of the present application, but the present application is not limited thereto, and those skilled in the art will appreciate that while the foregoing examples are described in detail, the present application is not limited thereto. Any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or make equivalent substitutions for some of the technical features within the technical scope of the disclosure of the present application; such modifications, changes or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. The cross-screen text scrolling display system is characterized by comprising a control module and a plurality of display screen terminals, wherein the control module is in communication connection with each display screen terminal, and one display screen terminal corresponds to one display screen; wherein,
the control module is used for responding to a request input by a user for setting a plurality of display screens as a group of combined display screens, carrying out information configuration on a plurality of display screen terminals on a configuration interface, generating configuration information and sending the configuration information to a plurality of corresponding display screen terminals;
each display screen terminal is used for determining a text scrolling area on a corresponding display screen based on the configuration information, determining cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen, splicing a plurality of cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on the text to be scrolled on a group of combined display screens based on the scrolling configuration parameters.
2. The cross-screen text scrolling system of claim 1, wherein the control module is further to:
Detecting whether data packets sent by each display screen terminal are received in a preset time interval;
if yes, determining that any display screen in the combined display screens normally displays the text to be scrolled;
if not, determining that the combined display screen abnormally displays the text to be scrolled, and determining a fault display screen from a plurality of display screens of the data packet.
3. The cross-screen text scrolling system of claim 1, wherein the control module is further to:
receiving a first scrolling position of the cross-screen scrolling text from the initial scrolling time to the current time sent by each display screen terminal in a preset interval;
determining a dynamic scrolling position of the text to be scrolled on the combined display screen at the current time based on the configuration information;
determining errors between the first rolling position and the dynamic rolling position of each display screen terminal, detecting whether a plurality of errors are consistent, if so, determining that the cross-screen rolling characters synchronously roll, and if not, determining that the cross-screen rolling characters do not synchronously roll.
4. The cross-screen text scrolling display system of claim 1, wherein the display screen terminal is further configured to:
receiving a dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time, which is sent by the control module;
detecting whether the position error between the actual scrolling position and the dynamic scrolling position of the cross-screen scrolling text on the combined display screen from the initial scrolling time to the current time meets a preset threshold value or not;
and if not, correcting the actual scrolling position based on the dynamic scrolling position.
5. The cross-screen text scrolling system of claim 1, wherein the control module is further to:
and responding to a scrolling synchronous instruction set by the user on the combined display screen, when the scrolling synchronous instruction is sent, updating the initial scrolling time of the text to be scrolled, and sending the scrolling synchronous instruction to each display screen terminal so that each display screen terminal updates the initial scrolling position of the text to be scrolled.
6. The cross-screen text scrolling display system of claim 1, wherein the configuration information is generated by configuring information for a plurality of the display screen terminals on a configuration interface by:
Inputting the content, the character size, the character color, the font style, the character rolling speed of the cross-screen rolling characters in an input area of the control module, and configuring a character rolling area of the cross-screen rolling characters;
the text scrolling areas corresponding to the display screens are closely attached, the vertical positions of the text scrolling areas on the combined display screen are determined by the vertical positions of the scroll bars on the two sides, and the vertical positions of the scroll bars on the other display screens are consistent with the vertical positions of the scroll bars on the two sides.
7. The system of claim 1, wherein each of the display screen terminals is configured to, when determining a text scrolling area on a corresponding display screen based on the configuration information, determine a text corresponding to the display screen based on the position information of the corresponding display screen, splice a plurality of the text scrolls to determine a text to be scrolled, and scroll the text to be scrolled on a set of combined display screens based on a scroll configuration parameter, wherein the display screen terminal is specifically configured to:
determining a text scrolling area corresponding to the display screen based on coordinate points of the text scrolling area of the display screen in the configuration information;
Initializing a plurality of cross-screen scrolling characters to corresponding display screens based on a preset corresponding relation between the cross-screen scrolling characters and the character scrolling areas;
and performing rolling display on the text to be rolled on a group of combined display screens based on the total length of the rolling text, the distance between the head-tail cross-screen rolling text, the initial rolling position and the text rolling speed in the rolling configuration parameters.
8. The cross-screen text scrolling display method is characterized in that the cross-screen text scrolling display method is applied to the cross-screen text scrolling display system of any one of claims 1 to 7, and comprises the following steps:
information configuration is carried out on a plurality of display screen terminals on a configuration interface, and configuration information is generated;
determining a text scrolling area on a corresponding display screen based on the configuration information, and determining a cross-screen scrolling text corresponding to the display screen according to the position information of the corresponding display screen;
and splicing the cross-screen scrolling text to determine a text to be scrolled, and performing scrolling display on a group of combined display screens on the basis of the scrolling configuration parameters.
9. An electronic device, comprising: a processor, a memory and a bus, the memory storing machine-readable instructions executable by the processor, the processor and the memory in communication over the bus when the electronic device is running, the machine-readable instructions when executed by the processor performing the steps of the cross-screen text scrolling method of claim 8.
10. A computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, which when executed by a processor performs the steps of the cross-screen text scrolling method of claim 8.
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