CN112269520B - Element display control method and device, interactive panel and storage medium - Google Patents
Element display control method and device, interactive panel and storage medium Download PDFInfo
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/0482—Interaction with lists of selectable items, e.g. menus
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- 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]
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- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
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Abstract
The embodiment of the invention discloses an element display control method and device, an interactive panel and a storage medium. The method comprises the following steps: receiving a first click operation, wherein the first click operation acts on a classified display button, and the classified display button is arranged on an electronic whiteboard interface in a conventional display state; generating a display state conversion instruction, and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame; and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element. The technical scheme classifies the elements of each page of the presentation to form the element classification frame, so that when a user needs to know the content of the presentation, the element classification frame can be checked without browsing the presentation page by page, the problem that the process is complicated due to the fact that the content of the presentation is checked through browsing page by page in the prior art is effectively solved, and convenience of interaction is improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of interactive panels, in particular to an element display control method, an element display control device, an interactive panel and a storage medium.
Background
The interactive panel is an integrated device for controlling contents displayed on the display panel and realizing human-computer interaction operation through a touch technology, and is one of main applications of intelligent interactive devices, for example, in an intelligent teaching scene, a presentation can be displayed through an electronic whiteboard on the interactive panel, and teaching is facilitated.
At present, when the electronic whiteboard displays the presentation, the presentation is usually displayed page by page, and if a user wants to know the content of the whole presentation, the user needs to browse page by page, which is a tedious process.
Disclosure of Invention
The embodiment of the invention provides an element display control method, an element display control device, an interactive flat plate and a storage medium, and aims to solve the technical problem that in the prior art, when the content of a presentation needs to be known, the process is complicated due to the fact that page-by-page browsing is needed.
In a first aspect, an embodiment of the present invention provides an element display control method, including:
receiving a first click operation, wherein the first click operation acts on a classified display button, and the classified display button is arranged on an electronic whiteboard interface in a conventional display state;
generating a display state conversion instruction, and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame;
and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element.
In a second aspect, an embodiment of the present invention further provides an element display control apparatus, including:
the electronic whiteboard display device comprises a first click operation receiving module, a second click operation receiving module and a display module, wherein the first click operation receiving module is used for receiving a first click operation, the first click operation acts on a classification display button, and the classification display button is arranged on an electronic whiteboard interface in a conventional display state;
the control module is used for generating a display state conversion instruction and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame;
and the element classification frame display module is used for displaying each element classification frame in a set display area of the electronic whiteboard interface, and each element classification frame comprises the belonged element.
In a third aspect, an embodiment of the present invention further provides an interactive tablet, including:
one or more processors;
a memory for storing one or more programs;
the display screen is used for displaying the presentation and at least one element classification frame obtained by classifying elements in each page in the presentation according to element types;
when the one or more programs are executed by the one or more processors, the one or more processors are caused to implement the element display control method according to the first aspect.
In a fourth aspect, embodiments of the present invention also provide a storage medium containing computer-executable instructions, which when executed by a computer processor, are configured to perform the element display control method according to the first aspect.
The embodiment of the invention provides an element display control method, an element display control device, an interactive flat plate and a storage medium, wherein a first click operation is received, the first click operation acts on a classified display button, and the classified display button is arranged on an electronic whiteboard interface in a conventional display state; generating a display state conversion instruction, and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame; and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element. The technical scheme can classify the elements in each page in the presentation according to types to form the element classification frame, and when a user needs to know the content of the presentation, the user can look over the element classification frame without browsing the presentation page by page, so that the problem that the process is complicated due to the fact that the content of the presentation is looked over by browsing page by page in the traditional mode is effectively solved, and the convenience of interaction is improved.
Drawings
Fig. 1 is a flowchart of an element display control method according to an embodiment of the present invention;
fig. 2 is a flowchart of an element display control method according to a second embodiment of the present invention;
fig. 3 is a schematic diagram illustrating a display of an element classification box in an element display control method according to a second embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a display of a target element classification box in an element display control method according to a second embodiment of the present invention;
fig. 5 is a flowchart illustrating an implementation of an element display control method according to a second embodiment of the present invention;
fig. 6 is a structural diagram of an element display control apparatus according to a third embodiment of the present invention;
fig. 7 is a structural diagram of an interactive tablet according to a fourth embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures. In addition, the embodiments and features of the embodiments in the present invention may be combined with each other without conflict.
Before discussing exemplary embodiments in more detail, it should be noted that some exemplary embodiments are described as processes or methods depicted as flowcharts. Although a flowchart may describe the operations (or steps) as a sequential process, many of the operations can be performed in parallel, concurrently or simultaneously. In addition, the order of the operations may be re-arranged. The process may be terminated when its operations are completed, but may have additional steps not included in the figure. The processes may correspond to methods, functions, procedures, subroutines, and the like. In addition, the embodiments and features of the embodiments in the present invention may be combined with each other without conflict.
Example one
Fig. 1 is a flowchart of an element display control method according to an embodiment of the present invention, which is applicable to controlling the display of an element in an interactive tablet. The method may be performed by an element display control apparatus, which may be implemented by software and/or hardware, and may be integrated in an interactive tablet, also referred to as an interactive smart tablet, a smart interactive tablet, which integrates one or more functions of a projector, an electronic whiteboard, a curtain, a sound, a television, and a video conference terminal. Referring to fig. 1, the method may include the steps of:
s110, receiving a first click operation, wherein the first click operation acts on a classification display button, and the classification display button is arranged on an electronic whiteboard interface in a conventional display state.
Optionally, the interactive tablet may be pre-installed with an electronic whiteboard application, or the electronic whiteboard application may be downloaded and installed from a third-party device or a server when the electronic whiteboard needs to be used, and the embodiment does not limit the third-party device. The user can write on the electronic whiteboard or edit the currently displayed content of the electronic whiteboard. The electronic whiteboard updates contents displayed on the screen based on touch information input by a user through the screen or information input by a button or a mouse. The normal display state may be a display state of the electronic whiteboard displaying a preselected presentation, and the document to be displayed may be a presentation, for example, when the electronic whiteboard displays the preselected presentation, the state of displaying the presentation may be recorded as the normal display state of the electronic whiteboard.
The classification display button may be disposed on the electronic whiteboard interface in the normal display state, so as to be used for classifying elements included in the file to be presented in the normal display state. The specific position of the classification display button is not limited in the embodiment, and for example, the classification display button may be fixed in a certain area of the electronic whiteboard interface, or may be moved on the electronic whiteboard interface according to the needs of the user. The first click operation may be an operation of being able to touch the classification display button to classify the elements included in the file to be displayed through the classification display button. Optionally, the user may click the classification display button by using a finger or a stylus in a touch manner, so that the interactive tablet receives the first click operation.
And S120, generating a display state conversion instruction, and acting on the preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame.
Taking a file to be displayed as the presentation as an example, when the interactive tablet receives the first click operation, the interactive tablet may generate a display state transition instruction based on the first click operation, so as to implement classification of elements in each page in the presentation. A presentation in an embodiment may be in an edit state or a presentation state. For a presentation in a presentation state, the interactive tablet may classify elements in all pages in the presentation according to element types based on the display state transition instruction to form at least one element classification box. For the presentation in the editing state, the interactive tablet may classify the edited elements according to the element types based on the display state transition instruction, and form at least one element classification box.
The element types within the pages in the presentation may include at least one of writing, shape, text, table, and picture. Optionally, before classifying the elements in the page based on the display state transition instruction, the interactive tablet may determine the element types of the elements included in each page, for example, the elements in each page may be identified in an image identification manner, so as to obtain the element types. And then classifying the elements of each page based on the element types to form at least one element classification frame. The element classification box can be understood as a collection storing elements of the same type, and the element classification box can be displayed in a list form on an electronic whiteboard interface. Optionally, an element classification box may be set for each type of element, and the elements of the same type are located in the same element classification box, for example, when the element types include three types, namely, a picture, a table, and a writing note, the element classification box may include three types, so as to store all the pictures, the tables, and the writing notes included in the presentation respectively. Therefore, when the user needs to know which types of elements the whole presentation contains, the user does not need to browse the presentation page by page, only needs to look up the element classification frame, the operation is simplified, the time is saved, and the user can quickly know the content contained in the presentation through the element classification frame.
It should be noted that the element classification box may not only include elements of the same type in the page of the presentation document, but also include attribute information of the corresponding element, for example, a page number of the page where the corresponding element is located. It should be noted that the color, shape, etc. of the elements in the element classification frame are consistent with those in the presentation.
S130, displaying each element classification frame in a setting display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged elements.
In one example, the element classification box and the preselected presentation may be located in a same display window of the electronic whiteboard, for example, the preselected presentation may be located in a first display area of a current display window of the electronic whiteboard, and the element classification box may be located in a second display area of the current display window of the electronic whiteboard, where the first display area and the second display area are different areas in the same display window, so as to display the presentation and the element classification box, respectively. In one example, the element classification box and the preselected presentation may also be located within different display windows of the electronic whiteboard. When the interactive tablet receives the first click operation, the interactive tablet enters another window to display the element classification frames and the elements which the element classification frames belong to.
The embodiment of the invention provides an element display control method, which comprises the steps of receiving a first click operation, wherein the first click operation acts on a classified display button, and the classified display button is arranged on an electronic whiteboard interface in a conventional display state; generating a display state conversion instruction, and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame; and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element. The technical scheme can classify the elements in each page in the presentation according to types to form the element classification frame, and when a user needs to know the content of the presentation, the user can look over the element classification frame without browsing the presentation page by page, so that the problem that the process is complicated due to the fact that the content of the presentation is looked over by browsing page by page in the traditional mode is effectively solved, and the convenience of interaction is improved.
Example two
Fig. 2 is a flowchart of an element display control method according to a second embodiment of the present invention, which is embodied on the basis of the second embodiment. In this embodiment, the method may further include: receiving an element box selection operation, wherein the element box selection operation acts on a target element classification box, and the target element classification box is any one displayed element classification box; displaying each element in the target element classification frame in a set main display area of the electronic whiteboard interface; and displaying an attribute modification frame, wherein the attribute modification frame comprises various attribute modification items matched with the target element classification frame. And may further comprise: receiving element selection operation, and determining at least one target element, wherein each target element is displayed in the set main display area; receiving an attribute modification operation, wherein the attribute modification operation acts on a target attribute modification item, and the target attribute modification item belongs to the attribute modification frame; generating an attribute modification instruction, and acting on each target element to adjust the attribute information of each target element relative to the target attribute modification item; and controlling each target element after the attribute information is adjusted to replace each corresponding element in the target element classification frame, and synchronously replacing each corresponding element in the presentation.
As shown in fig. 2, a second embodiment of the present invention provides an element display control method, which may include the following steps:
s210, receiving a first click operation, wherein the first click operation acts on a classification display button, and the classification display button is arranged on an electronic whiteboard interface in a conventional display state.
And S220, generating a display state conversion instruction, and acting on the preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame.
And S230, displaying each element classification frame in a setting display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged elements.
S240, receiving an element frame selection operation, wherein the element frame selection operation acts on a target element classification frame, and the target element classification frame is any one displayed element classification frame.
Exemplarily, referring to fig. 3, fig. 3 is a schematic display diagram of an element classification box in an element display control method according to a second embodiment of the present invention. Fig. 3 exemplifies that the element classification box and the presentation are displayed in different windows. That is, when the interactive tablet receives the first click operation, the interactive tablet enters another window to display the element classification frames and the elements contained in the element classification frames. The classification display button of this embodiment is exemplified by a fixed area disposed at the lower right corner of the electronic whiteboard. And the element classification frame is displayed in a display area B of the current display window of the electronic whiteboard in a list form. The element box selection operation may be an operation capable of selecting an element classification box, for example, a certain element classification box may be clicked by a finger or a stylus in a touch manner, and after the interactive tablet receives the element box selection operation, the corresponding element classification box is used as a target element classification box. Optionally, all elements included in the target element classification box may be presented.
Alternatively, all the elements included in the target element classification frame may be displayed in a blank area of fig. 3, or the target element classification frame may be displayed in another window. Exemplarily, referring to fig. 4, fig. 4 is a schematic display diagram of a target element classification box in an element display control method according to a second embodiment of the present invention. Fig. 4 exemplifies the display of the target element sort box in another window. The target element classification frame is, for example, a picture classification frame, as shown in fig. 4, pictures included in the target element frame are displayed in a display area B of the current display window in a list form, and the number of the pictures included in the entire presentation and the position of each picture in the presentation can be known through the display area B, so that the entire presentation does not need to be browsed, and especially when the number of the presentations is large, the content of the presentation can be quickly known through the scheme, and time is saved. The number without circles indicates the number of pictures contained in the target element classification frame, the number with circles indicates the position of each picture in the presentation, for example, the first picture is located on the first page of the presentation, the second picture is located on the third page of the presentation, the third picture is located on the fifth page of the presentation, and the fourth picture is located on the eighth page of the presentation.
And S250, displaying each element in the target element classification frame in a set main display area of the electronic whiteboard interface.
The main display area may be an area for displaying the elements included in the target element classification frame in an enlarged manner, and taking fig. 4 as an example, the display area C may be used as the main display area, and may display any picture included in the target element classification frame in an enlarged manner, so as to facilitate viewing by the user. Optionally, the user can click the picture to be enlarged in the display area by using a finger or a stylus, and the interactive tablet receives the picture selection operation and then enlarges and displays the selected picture in the display area C, for example, fig. 4 shows that the second picture is enlarged and displayed. It is also possible to click on the previous or next page in the display area D. Display area C displays a magnified view of the first picture by default. It should be noted that the pictures to be enlarged can be continuously displayed through the display area D, and when the number of pictures is large, if the user needs to view the enlarged schematic diagram of the specified picture, the user can directly click the picture in the display area B to quickly realize targeted display. The embodiments do not limit the sizes and distributions of the display regions B, C, and D, and in general, the sizes of the display regions B, C, and D may have the following relationship: display area C > display area B > display area D. Fig. 4 exemplarily shows several distribution modes of the display regions, but other distribution modes may be selected according to needs.
And S260, displaying an attribute modification frame, wherein the attribute modification frame comprises various attribute modification items matched with the target element classification frame.
The property modification frame may be a display frame containing at least one property modification item, and may be displayed in a designated area of the electronic whiteboard, for example, may be displayed below the display area C in fig. 4. The attribute modification item is used for modifying the attribute of the element contained in the matched target element classification box, the modifiable contents corresponding to different target element classification boxes may be different, for example, the shape, and the corresponding modifiable contents may include a filling color, a border width, a border type, and the like; as another example, the corresponding modifiable content can include font color, font size, fill color of cells, and the like. Therefore, the attribute modification items contained in the attribute modification boxes corresponding to different target element classification boxes can be different.
Optionally, the attribute modification frame may be displayed while the target element classification frame is displayed, or the attribute modification frame may be popped up when the user has a modification requirement, for example, when the user has a modification requirement, an attribute modification frame button in the display interface of the target element classification frame may be clicked, and when the interactive tablet receives a click operation of the attribute modification frame button by the user, the attribute modification frame may be popped up below the display area C, so as to meet the modification requirement of the user.
S270, receiving element selection operation, determining at least one target element, and displaying each target element in the set main display area.
The element selection operation is used for selecting one or more elements in the currently displayed elements as target elements, optionally, corresponding elements can be clicked by using a finger or a touch pen in a touch manner, and after the interactive tablet receives the element selection operation, the corresponding elements are used as the target elements. In this embodiment, when there are a plurality of target elements, the target elements may be displayed in the main display area one by one. Taking fig. 4 as an example, the target elements are a picture 2 and a picture 4, when the picture 2 is selected, the picture 2 may be displayed in the display area C, and when the picture 4 is selected, the picture 4 may be displayed in the display area C, which is convenient for the user to view and modify.
S280, receiving an attribute modification operation, wherein the attribute modification operation acts on a target attribute modification item, and the target attribute modification item belongs to the attribute modification frame.
When a user needs to modify a certain element, the corresponding attribute modification item can be selected after the target element is selected, so that the target element can be modified through the attribute modification item. The target attribute modification item is at least one attribute modification item in the corresponding attribute modification frame, and optionally, when there is a modification requirement, the target attribute modification item meeting the modification requirement can be clicked by using a finger or a stylus in a touch manner.
And S290, generating an attribute modification instruction, and acting on each target element to adjust the attribute information of each target element relative to the target attribute modification item.
After receiving the attribute modification operation, the interactive tablet can generate an attribute modification instruction based on the attribute modification operation, and act on the target element to adjust the attribute information of the target element relative to the target attribute modification item. In one example, when the picture in a certain page needs to be modified, for example, the picture needs to be reduced, the corresponding picture in the picture classification frame can be directly selected, the reduction operation is performed on the selected picture, and the page turning operation is not required to be performed on the presentation to search the corresponding picture, so that the user operation is simplified, and the convenience of interaction is improved. In one example, when the same type elements of multiple pages need to be modified simultaneously, the same type elements of the multiple pages can be selected simultaneously for modification, for example, the font colors of texts contained in the multiple pages can be modified simultaneously, so as to realize batch modification, and the same modification operation does not need to be frequently executed on the presentation, thereby improving the efficiency.
S2100, controlling each target element after attribute information adjustment to replace each corresponding element in the target element classification frame, and synchronously replacing each corresponding element in the presentation.
In this embodiment, when the elements included in the target element classification frame are modified, the same elements of the corresponding pages in the presentation may be modified synchronously, so that when multiple elements of the same type of the presentation need to be modified, batch modification across pages may be implemented in the target element classification frame interface without setting each page of the presentation one by one. It should be noted that, in this embodiment, not only the attributes of the existing elements in the presentation may be modified, but also the elements may be added, for example, fig. 4 shows all the pictures included in the current presentation, and when a user wants to add one picture to a certain page, the user may click the "add page" button in the display area D to add the corresponding picture. Of course, some elements may be deleted, and the positions of the elements may be switched, for example, the picture of the first page of the presentation may be switched with the picture of the third page of the presentation.
On the basis of the embodiment, each element in a target element classification frame can be displayed in a set main display area of an electronic whiteboard interface based on received element frame selection operation, so that a user can conveniently view and know the content of a current presentation; when the elements of the target element classification frame are displayed, the attribute modification frames matched with the elements can be displayed simultaneously, so that the elements of the same type in the presentation can be modified through the attribute modification frames, especially when the elements of the same type of a plurality of pages need to be modified, batch modification can be rapidly realized through the scheme, the same operation does not need to be frequently executed on the presentation, the time is saved, and the efficiency is improved.
Further, each element classification frame in this embodiment has a classification identification number, and each classification identification number is displayed in association with an element classification frame;
each element classification frame is provided with a closing button so as to close the display of the corresponding element classification frame by triggering the closing button.
The classification identification number is used to identify the element type included in the element classification box, and for example, as shown in fig. 3, the element type included in the current presentation includes a shape, a text, a table, and a picture, the classification identification number of the element classification box may be the shape, the text, the table, and the picture, respectively. The close button of the element classification frame is used to close the display of the corresponding element classification frame, as shown in fig. 3, the close button of the element classification frame may be displayed at the upper right corner of the element classification frame, and the user may select whether to close the corresponding element classification frame as needed.
Further, the method may further include:
receiving a second click operation, wherein the second click operation acts on a classification exit button, and the classification exit operation is arranged in a control option bar of the electronic whiteboard interface;
and controlling the electronic whiteboard interface to enter a conventional display state.
The second click operation may be an operation of controlling the electronic whiteboard to exit the classification display interface, and the control option bar is used for controlling the electronic whiteboard to exit the classification display interface and enter a normal display state. In the schematic diagram shown in fig. 4, the manipulation option bar may include an exit button, and may also include other buttons, which is not limited in this embodiment, as shown in fig. 4, when the user clicks the exit button, the user may return to the interface corresponding to fig. 3, and in the schematic diagram shown in fig. 3, the manipulation option bar may include a classification display button, a close button is disposed at an upper right corner of the classification display button, and when the close button is clicked, the classification display interface may exit, enter a normal display state, and display the presentation.
Exemplarily, referring to fig. 5, fig. 5 is a flowchart for implementing an element display control method according to a second embodiment of the present invention. Firstly, a user enters a conventional display state of an electronic whiteboard, for example, a presentation can be edited on the electronic whiteboard, so that elements can be added in the presentation, for example, handwriting, pictures, characters, shapes, tables and the like can be added, different pages can have different elements, and a preselected presentation can also be presented; when the clicking operation of a user on a classification display button is received, classifying elements in all pages of the current presentation according to element types to form at least one element classification frame, and displaying, wherein one element type corresponds to one element classification frame; when the attribute of one element in a plurality of pages needs to be modified, such as modifying the color and the stroke effect of handwriting in the plurality of pages, a plurality of elements in the same element classification frame can be selected, batch modification is realized, setting is not required to be carried out on each page of the presentation, and the operation of a user is simplified. For example, when the user selects the picture classification box, all pictures included in the picture classification can be displayed, as shown in fig. 4, the user can select any picture to be modified through the interface, and the efficiency is improved. And after the modification is finished, returning to the conventional display state of the electronic whiteboard, and simultaneously modifying the corresponding elements in the presentation at the moment.
EXAMPLE III
Fig. 6 is a structural diagram of an element display control apparatus according to a third embodiment of the present invention, which can execute the element display control method according to the third embodiment of the present invention and is generally integrated in an interactive tablet. Referring to fig. 6, the apparatus may include: a first click operation receiving module 31, a control module 32 and an element classification box display module 33;
the first click operation receiving module 31 is configured to receive a first click operation, where the first click operation is applied to a classification display button, and the classification display button is arranged on an electronic whiteboard interface in a normal display state;
the control module 32 is configured to generate a display state transition instruction, and act on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame;
the element classification frame display module 33 is configured to display each element classification frame in a set display area of the electronic whiteboard interface, where each element classification frame includes an element to which the element belongs.
According to the element display control device provided by the embodiment of the invention, a first click operation is received, the first click operation acts on a classification display button, and the classification display button is arranged on an electronic whiteboard interface in a conventional display state; generating a display state conversion instruction, and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame; and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element. The device can classify elements in each page in the presentation according to types to form the element classification frame, and when a user needs to know the content of the presentation, the user can look over the element classification frame without browsing the presentation page by page, so that the problem that the process is complicated due to the fact that the content of the presentation is looked over by browsing page by page in the traditional mode is effectively solved, and the convenience of interaction is improved.
On the basis of the above embodiment, the apparatus may further include:
the element selection center operation receiving module is used for receiving element selection center operations, the element selection center operations act on a target element classification frame, and the target element classification frame is any one displayed element classification frame;
the element display module is used for displaying each element in the target element classification frame in a set main display area of the electronic whiteboard interface;
and the attribute modification frame display module is used for displaying the attribute modification frame, and the attribute modification frame comprises various attribute modification items matched with the target element classification frame.
On the basis of the above embodiment, the apparatus may further include:
the element selection operation receiving module is used for receiving element selection operation and determining at least one target element, and each target element is displayed in the set main display area;
receiving an attribute modification operation, wherein the attribute modification operation acts on a target attribute modification item, and the target attribute modification item belongs to the attribute modification frame;
the instruction generating module is used for generating an attribute modification instruction and acting on each target element so as to adjust the attribute information of each target element relative to the target attribute modification item;
and the replacing module is used for controlling each target element after the attribute information is adjusted to replace each corresponding element in the target element classification frame and synchronously replacing each corresponding element in the presentation.
On the basis of the embodiment, each element classification frame is provided with a classification identification number, and each classification identification number is displayed in association with the element classification frame;
each element classification frame is provided with a closing button so as to close the display of the corresponding element classification frame by triggering the closing button.
On the basis of the above embodiment, the electronic whiteboard interface in the normal display state includes the preselected presentation, and the presentation is in the editing state or the presentation state.
On the basis of the above embodiment, the element types include at least one of: shapes, text, forms, pictures, and handwriting;
one element type corresponds to one element sort box.
On the basis of the above embodiment, the method may further include:
the second click operation receiving module is used for receiving a second click operation, the second click operation acts on a classification quitting button, and the classification quitting operation is arranged in a control option bar of the electronic whiteboard interface;
the control module is further used for controlling the electronic whiteboard interface to enter a conventional display state.
The element display control device provided by the embodiment can be used for executing the element display control method provided by the embodiment, and has corresponding functions and beneficial effects.
Example four
Fig. 7 is a structural diagram of an interactive flat panel according to a fourth embodiment of the present invention, where the interactive flat panel may integrate one or more functions of a projector, an electronic whiteboard, a curtain, a sound, a television, a video conference terminal, and the like. Referring to fig. 7, the interactive tablet may include a processor 41, a memory 42, a display screen 43 and a network interface 44, the number of the processors 41 in the interactive tablet may be one or more, fig. 7 illustrates an example of a processor 41, the display screen 43 may be used to display a presentation and at least one element classification box obtained by classifying elements in pages of the presentation according to element types, and the network interface 44 may include a standard wired interface and a standard wireless interface. The processor 41, memory 42, display 43 and network interface 44 in the interactive tablet may be connected via a bus or other means, as exemplified by the bus connection in fig. 7.
receiving a first click operation, wherein the first click operation acts on a classified display button, and the classified display button is arranged on an electronic whiteboard interface in a conventional display state;
generating a display state conversion instruction, and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame;
and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element.
The interactive tablet provided by the embodiment of the invention can execute the element display control method provided by the embodiment, and has corresponding functions and beneficial effects.
EXAMPLE five
An embodiment of the present invention provides a storage medium containing computer-executable instructions, where a computer program is stored on the storage medium, and when the computer program is executed by a processor, the computer program is configured to perform an element display control method, where the method includes:
receiving a first click operation, wherein the first click operation acts on a classified display button, and the classified display button is arranged on an electronic whiteboard interface in a conventional display state;
generating a display state conversion instruction, and acting on a preselected presentation to control elements in each page in the presentation to be classified according to element types to form at least one element classification frame;
and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element.
Storage media for embodiments of the present invention may take the form of any combination of one or more computer-readable media. The computer readable medium may be a computer readable signal medium or a computer readable storage medium. A computer readable storage medium may include, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a Read Only Memory (ROM), an Erasable Programmable Read Only Memory (EPROM), a flash Memory, an optical fiber, a portable CD-ROM, an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. A computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
A computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take a variety of forms, including, but not limited to: an electromagnetic signal, an optical signal, or any suitable combination of the foregoing. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wire, fiber optic cable, Radio Frequency (RF), etc., or any suitable combination of the foregoing.
Computer program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. An element display control method, comprising:
receiving a first click operation, wherein the first click operation acts on a classified display button, and the classified display button is arranged on an electronic whiteboard interface in a conventional display state;
generating a display state conversion instruction, acting on a preselected presentation to control elements in all pages in the presentation to be classified according to element types, and forming at least one element classification frame in the pages;
and displaying each element classification frame in a set display area of the electronic whiteboard interface, wherein each element classification frame comprises the belonged element.
2. The method of claim 1, further comprising:
receiving an element box selection operation, wherein the element box selection operation acts on a target element classification box, and the target element classification box is any one displayed element classification box;
displaying each element in the target element classification frame in a set main display area of the electronic whiteboard interface;
and displaying an attribute modification frame, wherein the attribute modification frame comprises various attribute modification items matched with the target element classification frame.
3. The method of claim 2, further comprising:
receiving element selection operation, and determining at least one target element, wherein each target element is displayed in the set main display area;
receiving an attribute modification operation, wherein the attribute modification operation acts on a target attribute modification item, and the target attribute modification item belongs to the attribute modification frame;
generating an attribute modification instruction, and acting on each target element to adjust the attribute information of each target element relative to the target attribute modification item;
and controlling each target element after the attribute information is adjusted to replace each corresponding element in the target element classification frame, and synchronously replacing each corresponding element in the presentation.
4. The method of claim 1,
each element classification frame is provided with a classification identification number, and each classification identification number is displayed in association with the element classification frame;
each element classification frame is provided with a closing button so as to close the display of the corresponding element classification frame by triggering the closing button.
5. The method of claim 1,
the electronic whiteboard interface in the normal display state comprises a preselected presentation, and the presentation is in an editing state or a presentation state.
6. The method of claim 1,
the element types include at least one of: shapes, text, forms, pictures, and handwriting;
one element type corresponds to one element sort box.
7. The method of any one of claims 1-5, further comprising:
receiving a second click operation, wherein the second click operation acts on a classification exit button, and the classification exit operation is arranged in a control option bar of the electronic whiteboard interface;
and controlling the electronic whiteboard interface to enter a conventional display state.
8. An element display control apparatus, comprising:
the electronic whiteboard display device comprises a first click operation receiving module, a second click operation receiving module and a display module, wherein the first click operation receiving module is used for receiving a first click operation, the first click operation acts on a classification display button, and the classification display button is arranged on an electronic whiteboard interface in a conventional display state;
the control module is used for generating a display state conversion instruction and acting on a preselected presentation so as to control elements in all pages in the presentation to be classified according to element types and form at least one element classification frame in the pages;
and the element classification frame display module is used for displaying each element classification frame in a set display area of the electronic whiteboard interface, and each element classification frame comprises the belonged element.
9. An interactive tablet, comprising:
one or more processors;
a memory for storing one or more programs;
the display screen is used for displaying the presentation and at least one element classification frame obtained by classifying elements in each page in the presentation according to element types;
when executed by the one or more processors, cause the one or more processors to implement the element display control method of any one of claims 1-7.
10. A storage medium containing computer-executable instructions for performing the element display control method of any one of claims 1-7 when executed by a computer processor.
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