CN111158808B - Display device and whiteboard file storage method - Google Patents
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- CN111158808B CN111158808B CN201911242357.XA CN201911242357A CN111158808B CN 111158808 B CN111158808 B CN 111158808B CN 201911242357 A CN201911242357 A CN 201911242357A CN 111158808 B CN111158808 B CN 111158808B
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000012545 processing Methods 0.000 claims abstract description 70
- 230000008569 process Effects 0.000 claims abstract description 30
- 230000004044 response Effects 0.000 claims description 30
- 238000004321 preservation Methods 0.000 claims description 17
- 239000011159 matrix material Substances 0.000 claims description 2
- 238000013500 data storage Methods 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 3
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—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 for inputting data by handwriting, e.g. gesture or text
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- 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
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Abstract
The embodiment of the application discloses display equipment and a whiteboard file storage method. And storing the whiteboard file created by the touch receiving unit in a corresponding storage area. And when the whiteboard file needs to be edited again, selecting a target page block through the touch receiving unit. The touch receiving unit responds to the touch operation of a user on the target page, processes the target page block according to the touch operation, configures a storage identification value for the target page block according to the processing result of the user, responds to the selection of an ending control by the user, and reads the storage identification value of the target page block; and the processing unit is used for determining whether to store the target page block according to the identification value. According to the technical scheme, when the display content of the target page block is changed, the current target page block is stored in advance, and page blocks with unchanged display content are not stored again, so that the data processing capacity of the display device is reduced, and the data storage efficiency of the display device is improved.
Description
Technical Field
The embodiment of the application relates to a display technology. And more particularly, to a display apparatus and a whiteboard file saving method.
Background
In the creation process of the whiteboard file, the electronic whiteboard can flexibly introduce various types of digital information resources, and can flexibly edit, organize, display and control the multimedia materials, so that the presentation of the digital resources is more flexible. Therefore, more and more users use electronic whiteboards to create whiteboard files and apply the whiteboard files to teaching work.
Whiteboard files typically include a plurality of page blocks, wherein each page block may contain text, pictures, path, etc. for display. In the creation process of the whiteboard file, the user fills in corresponding display content in each page block in turn. After the user finishes filling the display content corresponding to all the page blocks, the user stores the whiteboard file by clicking a 'save' button.
In general, a user can save the contents of a plurality of page blocks in the whiteboard file according to the requirement, wherein the contents of the page blocks are saved together when the save button is clicked each time, and the saving speed is low. And more particularly to the case where the user re-edits some of the page blocks in the whiteboard file. When the user clicks the save button, the page blocks which are changed and the page blocks which are not changed need to be saved again, so that the saving efficiency is low, and the experience of the user is affected.
Disclosure of Invention
In order to solve the problems in the prior art, the embodiment of the application shows a display device and a whiteboard file storing method.
A first aspect of an embodiment of the present application shows a display apparatus, including:
and a display unit: the method comprises the steps of presenting a user interface, wherein the user interface is used for displaying files to be processed; the file to be processed comprises a plurality of page blocks, wherein the processed page blocks are target page blocks, each page block is configured with a storage identifier, and the storage identifier value corresponding to the storage identifier in an initial state is false;
touch control receiving unit: the method comprises the steps of receiving touch operation of a user based on a user interface, processing the target page block according to the touch operation, and configuring and storing an identification value for the target page block according to a processing result of the user;
the reading unit is used for responding to the selection of the ending control by the user and reading the storage identification value of the target page block;
and the processing unit is used for determining whether to store the target page block according to the storage identification value.
A second aspect of the embodiment of the present application shows a whiteboard file saving method, including:
responding to touch operation of a target page in a file to be processed by a user, processing the target page block according to the touch operation, and configuring a storage identification value for the target page block according to a processing result of the user, wherein the file to be processed comprises a plurality of page blocks, each page block is configured with a storage identification, and the storage identification value corresponding to the storage identification in an initial state is false;
Responding to the selection of a user to an end control, and reading a storage identification value of the target page block;
and determining whether to store the target page block according to the storage identification value.
From the above technical solutions, it can be seen that the embodiments of the present application show a display device and a whiteboard file saving method. Wherein the display device includes: the touch control system comprises a display unit, a touch control receiving unit, a reading unit and a processing unit. Firstly, a user creates a whiteboard file by utilizing a touch receiving unit, wherein the whiteboard file is a file to be processed. The method comprises the steps that a to-be-processed file comprises a plurality of page blocks, each page block is provided with a storage identifier, a storage identifier value corresponding to the storage identifier in an initial state is false, and then the created whiteboard file is stored in a corresponding storage area. When the user needs to edit the whiteboard file again, the user opens the whiteboard file, selects a page block to be edited as a target page block through the touch receiving unit, and performs touch operation on the target page block by utilizing a touch button on the touch receiving unit. The touch receiving unit responds to touch operation of a user on a target page, processes the target page block according to the touch operation, and configures and stores an identification value for the target page block according to a processing result of the user. The specific configuration process for storing the identification value comprises the following steps: if the user edits the display content of the target page block, configuring the storage identification value corresponding to the target page block as true, and if the user does not edit the display content of the target page block, setting the storage identification value corresponding to the target page block as an initial value. And in response to the selection of the ending control by the user, the reading unit reads the stored identification value of the target page block and sends the read result to the processing unit. And the processing unit determines whether to store the target page block according to the storage identification value, stores the target page block if the storage identification value corresponding to the target page block is true, and does not store the target page block if the storage identification value corresponding to the target page block is false. According to the technical scheme, when the display content of the target page block is changed, the current target page block is stored in advance, and page blocks with unchanged display content are not stored again, so that the data processing capacity of the display device is reduced to a certain extent, and the data storage efficiency of the display device is correspondingly improved. Furthermore, when the technical scheme shown in the embodiment of the application finishes editing a target page block, the target page block is saved in the background, and in the process of saving, a user can edit the next target page block through the touch receiving unit at the front end, so that the simultaneous editing and saving are realized, and the saving efficiency of data is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a display device according to a preferred embodiment;
FIG. 2 is a schematic diagram of a user interface shown in accordance with a preferred embodiment;
FIG. 3a is a display of a page block shown in accordance with a preferred embodiment;
FIG. 3b is a display of a page block shown in accordance with another preferred embodiment;
fig. 4 is a schematic structural view of a display device according to a preferred embodiment;
fig. 5 is a flowchart of whiteboard file processing shown in accordance with a preferred embodiment.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of exemplary embodiments of the present application more apparent, the technical solutions of exemplary embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the exemplary embodiments of the present application, and it is apparent that the described exemplary embodiments are only some embodiments of the present application, not all embodiments.
The whiteboard file comprises a plurality of page blocks, and the contents of the page blocks are stored together when the save button is clicked each time, so that the storage speed is low. And more particularly to the case where the user re-edits some of the page blocks in the whiteboard file. When the user clicks the save button, the page blocks which are changed and the page blocks which are not changed need to be saved again, so that the saving efficiency is low, and the experience of the user is affected.
Based on the above technical problems, an embodiment of the present application shows a display device, referring specifically to fig. 1, including: the touch control device comprises a display unit 1, a touch control receiving unit 2, a reading unit 3 and a processing unit 4.
The touch receiving unit 2 is configured to create a whiteboard file, where the whiteboard file includes a plurality of page blocks, each page block is configured with a save identifier, and in an initial state, a save identifier value corresponding to the save identifier is false.
The touch control receiving unit 2 has basic annotating and drawing functions, screen annotation is realized on any computer interface, the pen shape can be selected from a common pen, a row pen, a writing brush and the like, the color of the annotation pen can be set randomly, the annotation content can be erased by utilizing an electronic eraser at any time, and the annotated content can be stored at any time. In the technical scheme shown in the embodiment of the application, the file created by the touch receiving unit is called a whiteboard file.
The process of creating the whiteboard file by the user through the touch receiving unit specifically comprises the following steps: the user firstly sets a program main menu in a starting menu of a display interface, provides functions of newly built files, storage settings and the like, and completes the creation of whiteboard files through the functions.
The whiteboard file generally comprises a plurality of page blocks, each page block is configured with a storage identifier, and the storage identifier value corresponding to the storage identifier in an initial state is false.
And the user reedits the display content of the whiteboard file according to the actual requirement. The user edits the whiteboard file again: firstly, a whiteboard file is opened, and page blocks contained in the whiteboard file are displayed on a corresponding display screen.
The touch control receiving unit 2 is used for responding to the touch control operation of a user on a target page, processing the target page block according to the touch control operation, and configuring and storing an identification value for the target page block according to the processing result of the user;
when a user needs to edit the whiteboard file again, the user opens the whiteboard file, and selects a page block to be edited as a target page block through the touch receiving unit 2; and performing touch operation on the target page block by utilizing a touch key on the touch receiving unit. The touch receiving unit responds to touch operation of a user on a target page, processes the target page block according to the touch operation, and configures and stores an identification value for the target page block according to a processing result of the user. The touch operation comprises editing of display content and adjustment of page block display positions, and insertion processing.
The editing of the display content can be editing operations such as scaling, copying, deleting, transferring, rotating, changing the background of the page block, changing the color and the like of the object in the page block. Any operation that can cause the transformation of the display content of the page block in this embodiment can be called an editing process of the display content, and the applicant does not list the operation. Wherein the object comprises: and displaying various contents such as characters, pictures, various function curves, geometric figures and the like. And responding to the editing processing of the display content of the target page block, wherein the touch receiving unit is used for configuring the self format preservation identification value of the target page block to be true.
And the touch receiving unit is used for configuring the preservation identification value of the inserted file as true in response to the insertion processing of the whiteboard file.
And responding to the adjustment processing of the page block display position, wherein the touch receiving unit is used for configuring the preservation identification value of the inserted file as false.
A display unit 1 for presenting a user interface for displaying a file to be processed (i.e., a file to be processed); the file to be processed comprises a plurality of page blocks, wherein the processed page blocks are target page blocks, each page block is configured with a storage identifier, and the storage identifier value corresponding to the storage identifier in an initial state is false;
FIG. 2 is a schematic diagram of a user interface shown in accordance with a preferred embodiment. It can be seen that the whiteboard file opened by the user comprises 12 page blocks: page block 1, page block 2, page block 3 … …, page block 12. Wherein, the page block 1 is configured with a save identifier-isneedledSave. The save of page block 1 is identified as isneedledSave-1, the save of page block 2 is identified as isneedledSave-2 … …, the save of page block 12 is identified as isneedledSave-12, and the whiteboard file is saved in the corresponding storage area.
The reading unit 3 is used for responding to the selection of the ending control by the user and reading the stored identification value of the target page block;
and the processing unit 4 is used for determining whether to save the target page block according to the saving identification value.
And responding to the preservation identification value as true, and preserving the target page block corresponding to the preservation identification value by the processing unit.
The following describes in detail the technical solution shown in the embodiment of the present application with reference to an example, and in a preferred embodiment, the whiteboard file to be edited includes 12 page blocks respectively: page block 1, page block 2, page block 3 … …, page block 12. And the user selects the page block 5 as a target page block through the touch receiving unit, and edits the text content of the page block 5. When the user selects the ending control, the touch receiving unit completes text editing of the page block 5, and at this time, the touch receiving unit configures a storage identification value corresponding to the page block 5 to be true. And the reading unit responds to the selection of the ending control by the user, reads the corresponding storage identification value of the page block 5, and sends the reading result (the storage identification value corresponding to the page block 5 is true) to the processing unit. And the processing unit is used for storing the page block 5 in response to the fact that the storage identification value corresponding to the page block 5 is true. In the storage process, the page block 5 edited later is used for replacing the page block 5 stored in the storage area. In a specific replacing process, a unique page ID is configured for each page block in the page block creating process, and the page IDs of the page blocks 5 edited later are the same as the page IDs of the page blocks 5 stored in the storage area. And determining the corresponding relation between the page block 5 edited later and the page block 5 stored in the storage area and completing the replacement of data based on the page ID. The user can edit the next target page block through the touch receiving unit at the front end, so that the simultaneous editing and storage are realized, and the data storage efficiency is further improved.
In another preferred embodiment, the whiteboard file includes 12 page blocks: page block 1, page block 2, page block 3 … … page block 12, a user inserts a page block 13 through the touch receiving unit. When the user selects the ending control, the touch receiving unit completes text editing of the page block 13, and at this time, the touch receiving unit configures a storage identification value corresponding to the page block 13 as true. The reading unit responds to the selection of the end control by the user, reads the corresponding storage identification value of the page block 13, and sends the reading result (the storage identification value corresponding to the page block 13 is true) to the processing unit. And the processing unit responds to the fact that the corresponding storage identification value of the page block 13 is true, and stores the page block 13 into a corresponding storage area.
In another preferred embodiment, the whiteboard file includes 5 page blocks: page block 1, page block 2, page block 3 … … and page block 5, wherein the user selects the page block 1 and the target page block 5 as target page blocks through the touch receiving unit. And the positions of the page block 1 and the page block 5 are exchanged in a dragging mode. At this time, since editing of the display content is not involved and touch of the editing key is not involved, the corresponding processing unit does not change the corresponding save identification values of the target page blocks (page block 1 and page block 5). At this time, the stored identification value corresponding to the target page block is false. When the user selects the end control, the reading unit responds to the selection of the user to the end control, reads the corresponding storage identification values of the page block 5 and the page block 1, and sends the reading result (the storage identification values corresponding to the page block 5 and the page block 1 are all false) to the processing unit. And the processing unit responds that the corresponding storage identification values of the page block 5 and the page block 1 are false, and does not cache the page block 1 and the page block 5.
It can be seen from the above technical solutions that the embodiments of the present application show a display device, where the display device includes: the touch control receiving unit, the reading unit and the processing unit. Firstly, a user creates a whiteboard file by using a touch receiving unit, wherein the whiteboard file comprises a plurality of page blocks, each page block is provided with a storage identifier, the storage identifier value corresponding to the storage identifier in an initial state is false, and then the whiteboard file created by the touch receiving unit is stored in a corresponding storage area. When the user needs to edit the whiteboard file again, the user opens the whiteboard file, selects a page block to be edited as a target page block through the touch receiving unit, and performs touch operation on the target page block by utilizing a touch button on the touch receiving unit. The touch receiving unit responds to touch operation of a user on a target page, processes the target page block according to the touch operation, and configures and stores an identification value for the target page block according to a processing result of the user. The specific configuration process for storing the identification value comprises the following steps: if the user edits the display content of the target page block, configuring the storage identification value corresponding to the target page block as true, and if the user does not edit the display content of the target page block, setting the storage identification value corresponding to the target page block as an initial value. And in response to the selection of the ending control by the user, the reading unit reads the stored identification value of the target page block and sends the read result to the processing unit. And the processing unit determines whether to store the target page block according to the storage identification value, stores the target page block if the storage identification value corresponding to the target page block is true, and does not store the target page block if the storage identification value corresponding to the target page block is false. According to the technical scheme, when the display content of the target page block is changed, the current target page block is stored in advance, and page blocks with unchanged display content are not stored again, so that the data processing capacity of the display device is reduced to a certain extent, and the data storage efficiency of the display device is correspondingly improved. Furthermore, when the technical scheme shown in the embodiment of the application finishes editing a target page block, the target page block is saved in the background, and in the process of saving, a user can edit the next target page block through the touch receiving unit at the front end, so that the simultaneous editing and saving are realized, and the saving efficiency of data is further improved.
The description of the present embodiment is completed so far.
Since the display content of the page block includes: text, inserted pictures, various function curves, geometric figures and other display contents. In order to further improve the storage efficiency of the display device shown in the embodiment of the application, the technical scheme shown in the embodiment of the application independently stores the pictures in the page block display content, so as to reduce the data processing amount in the page block storage process and improve the storage rate of the page block.
Specifically, in the present embodiment, the page blocks include a picture format page block and an own format page block. Correspondingly, the storing the identification includes: a picture preservation identifier and an own format preservation identifier; the corresponding save identification value isneedledsave includes a picture save identification value isimgeneedledsave and an own format save identification value isojneedledsave. In the creation process of the whiteboard file, the touch receiving unit configures an identification value for each self-formatted page block and configures a picture identification value for each picture-formatted page block. The self-owned format may be: the self-contained format of the electronic whiteboard file is different according to the software of each manufacturer, and can be: bbx, btx … …, etc.
The following describes the save process of the whiteboard file in detail with reference to specific examples. In a feasible embodiment, the whiteboard file to be edited includes 12 page blocks respectively: page block 1, page block 2, page block 3 … … and page block 12, the user selects page block 5 as the target page block through the touch receiving unit, wherein the display content of page block 5 can be seen from fig. 3a that the display content of page block 5 includes picture 1. The user inserts the picture 2 in the page block 5 through the control of the touch receiving unit, and the page block 5 with the picture 2 inserted is shown in fig. 3 b. When the user selects the ending control, the touch receiving unit configures the self format storage identification value corresponding to the page block 5 as true, wherein the storage identification value corresponding to the page block 5 comprises: the self-format save identification value isojneedledsave-5 and the picture save identification value isoimgeneedledsave-5. At this point, isImageneedledSave-5 is true, and isobjneedledSave-5 is also true. And the reading unit responds to the selection of the ending control by the user, reads the self-format storage identification value corresponding to the page block 5, and sends the reading result to the processing unit. The processing unit responds to the fact that the isojneedledSave-5 is true, and stores the self-formatted page block 5; and the processing unit is used for storing the picture format page block 5 in response to the fact that the isojneedledSave-5 is also true.
The process of the processing unit for storing the page block 5 specifically includes: the processing unit identifies the element characteristics of the display content of the page block 5, wherein the element characteristics can be the characteristics of point coordinates of a Path, the color and thickness of a painting brush and the like of key elements of the painting line Path. The key elements for the pictures in the page block are: the path of the picture, the Matrix value identifying the picture position. The processing unit saves the above element features. It can be seen that in the process of storing the page block, if the display content of the page block to be stored contains a picture, the display device in the embodiment of the application directly stores the picture element characteristics. The original image is not saved, so that the data processing amount in the page block saving process is correspondingly reduced, and the saving rate of the page block is improved.
Because the whiteboard file supports the insertion of pictures from the external memory, the pictures can be normally opened on another platform after the external memory is pulled out, and the pictures can be inserted again. The technical party shown in the embodiment of the application stores the pictures in the picture storage area independently and generates a picture storage path.
In order to ensure a unique correspondence between a storage path and a picture, the storage path shown in the embodiment of the present application is an absolute path, where the absolute path includes: the method comprises the steps of storing a path of a picture and a picture Identity (ID) of the picture, wherein the picture Identity (ID) is used for uniquely corresponding to an absolute path.
The description of the present embodiment is completed so far.
The whiteboard file comprises a plurality of page blocks, and in the process of reediting the whiteboard file, a user needs to reedit the plurality of page blocks in the whiteboard file generally. However, since the saving of the target page block needs to take a certain time, during this time, the user cannot perform the on-editing processing on the next target page block through the touch receiving unit.
Based on the above technical problem, the structure of the display device according to the embodiment of the present application may refer to fig. 4. The display comprises a touch receiving unit 2, a reading unit 3 and a processing unit 4. Wherein the reading unit 3 comprises a page ID reading unit 31 and an identification value reading unit 32, and the processing unit 4 comprises a processor 41, an own buffer 42 and an own storage area 43.
The touch receiving unit 2 is configured to create a whiteboard file, where the whiteboard file includes a plurality of page blocks, each page block is configured with a save identifier, a save identifier value corresponding to the save identifier in an initial state is false, each page block is further configured with a page ID, and the page blocks are cached in an own cache area.
The touch receiving unit 2 is further used for responding to the touch operation of a user on a target page, processing the target page block according to the touch operation, and configuring and storing an identification value for the target page block according to the processing result of the user;
the identification value reading unit 32 is configured to read an own format saved identification value corresponding to an own format page block in the own buffer, and send the read result to the processor. And the processor is also used for storing the self-format page block corresponding to the page identification value into the self-storage area in response to the self-format storage identification value being true. The ID reading unit is used for reading the page ID of the target page block in response to the target self-formatted page block being saved; and sending the read result to a processor. The processor judges whether the self cache area caches the page ID; and responding to the self cache area without the page ID. And the processing unit caches the target page block into the self cache region.
The identification value reading unit 32 is configured to read the self-format saved identification value corresponding to the self-format page block in the self-cache area. The ID reading unit is used for reading the page ID of the target page block in response to the fact that the self format preservation identification value is false; and sending the read result to a processor. The processor judges whether the self cache area caches the page ID; and responding to the self cache area without the page ID. And the processing unit caches the target page block into the self cache region.
The following describes the save process of the self-formatted page block in detail with reference to specific examples. Figure 5 shows a flow chart of whiteboard file processing. The whiteboard file to be edited comprises 5 self-formatted page blocks which are respectively: self-formatted page block 1, self-formatted page block 2, self-formatted page block 3, self-formatted page block 4, and self-formatted page block 5. The self-formatted page blocks 1, 2, 3, 4 are stored in the previous storage area before processing (note that the previous and subsequent storage areas correspond to one self-stored area in this embodiment, which is defined as the previous and subsequent self-stored areas for convenience of description). The stored identification value and ID value corresponding to each page are shown in table 1.
TABLE 1
Firstly, a user selects the page block 1 as a target page by utilizing the touch receiving unit according to the requirement, and edits the text content of the page block 1. When the user selects the ending control, the touch receiving unit completes the text editing of the page block 1, and at this time, the touch receiving unit configures the storage identification value corresponding to the page block 1 as true. And the identification value reading unit reads the self-format stored identification value corresponding to the page block 1 and sends the reading result (isobjneedledSave-1 is true) to the processor. And the processor responds to the fact that the self format preservation identification value corresponding to the page block 1 is true, and the self format page block 1 is preserved in a self storage area. And in response to the self-formatted page block 1 being stored, the ID reading unit is used for reading the page ID of the self-formatted page block 1 and sending the reading result to the processor, and the processor judges whether the self-cached area caches the page ID1. In response to the self cache not having the page ID1, the processor caches the self-formatted page block 1 into the self cache.
In the process of storing the page block 1 by the processor, the user selects the page block 2 as a target page block through the touch receiving unit again. The user does not process the page block 2, but only triggers the page turning control to cause the touch receiving unit to jump to the page block 3. At this time, the touch receiving unit configures the save identifier value corresponding to the page block 2 as a default value (false). The reading unit responds to the selection of a page turning control (at this time, the page turning control is an end control) by a user, reads a page ID (page ID 2) corresponding to the page block 2, and sends the reading result to the processor. And the identification value reading unit is used for reading the self format storage identification value corresponding to the page block 2 cached in the self cache region and sending the reading result (the isojneedledsave-2 is false) to the processor. And responding to the fact that the self format preservation identification value corresponding to the self format page block 2 is false by the processor, and not preserving the self format page block 2. Further, the processor determines whether the self-cache area caches the page ID2, and in response to the self-cache area not having the page ID2, the processor caches the self-formatted page block 2 into the self-cache area.
Further, the user selects the page block 3 as a target page block, and the user deletes the page block 3 through the delete control.
And then, the user simultaneously selects the self-formatted page block 4 and the self-formatted page block 5 as target self-formatted page blocks through a selected control of the touch receiving unit, and positions the self-formatted page block 4 and the self-formatted page block 5 in a dragging mode. At this time, the touch receiving unit configures a save identifier value corresponding to the self-formatted page block 4 as a default value, and the touch receiving unit configures a save identifier value corresponding to the self-formatted page block 5 as false. The reading unit responds to the editor to set the self-formatted page block 4 and the self-formatted page block 5, sequentially reads the page IDs corresponding to the self-formatted page blocks according to the sequence of the positions of the self-formatted page block 4 and the self-formatted page block 5, and specifically, in this embodiment, the identification value reading unit reads the self-formatted saved identification value corresponding to the self-formatted page block 5 and sends the reading result (that the isobjneedledsave-5 is false) to the processor. And responding to the fact that the corresponding preservation identification value of the self-formatted page block 5 is false by the processor, and not preserving the self-formatted page block 5. And the identification value reading unit reads the self-format storage identification value corresponding to the self-format page block 4 in the self-cache region and sends the reading result (i.e. the isojneedledSave-4 is false) to the processor. The processor responds that the own format preservation identification value corresponding to the self-format page block 4 is false, and does not preserve the self-format page block 5.
And the ID reading unit reads the page ID (page ID 5) corresponding to the self-formatted page block 5 and sends the reading result to the processor. The processor judges whether the self cache area caches the page ID5, and in response to the self cache area not having the page ID5, the processor caches the self-formatted page block 5 into the self cache area. And then, the ID reading unit reads the page ID (page ID 4) corresponding to the self-formatted page block 4, and sends the reading result to the processor, the processor judges whether the self-cached area caches the page ID4, and the processor caches the self-formatted page block 4 into the self-cached area in response to the self-cached area not having the page ID 4. When the parts 4 and 5 are switched, the buffer area has corresponding buffer files, so that the file in the buffer area is not changed, and the file name can be changed only when the end user clicks to save and changes the invisible buffer file into a visible file and copies the buffer file.
Further, the user inserts the self-formatted page block 6 by using the touch receiving unit according to the requirement, the display content of the self-formatted page block 6 is input, the touch receiving unit configures the storage identification value corresponding to the self-formatted page block 1 as true, and after the user finishes the input operation of the display content, the control is touched. And the identification value reading unit reads the self-format storage identification value corresponding to the self-format page block 6 and sends the reading result (isojneedledSave-6 is true) to the processor. The processor saves the self-formatted page block 6 in the self-memory area in response to the self-formatted save identification value corresponding to the self-formatted page block 6 being true. And an ID reading unit for reading the page ID (page ID 6) corresponding to the self-formatted page block 6 and transmitting the reading result to the processor. The processor judges whether the self cache area caches the page ID6, and in response to the self cache area not having the page ID6, the processor caches the self-formatted page block 6 into the self cache area.
After the cache files of all pages are successfully stored, a sequence table is generated according to the cache sequence of each page block in the own cache region, wherein the sequence table comprises page IDs. The page sequence table in this embodiment can be referred to in table 2: the page IDs are sequentially stored according to the order of the page manager, the cache files can be read according to the page IDs, the cache files are sequentially analyzed, and the whiteboard is restored.
TABLE 2
Finally, all self-formatted page blocks, as well as the ordered list of recorded page orders (order. Obj) and inserted picture resources will need to be compressed into zip packages and named self-formatted, e.g., hmf, file open format. In the process of the application of the subsequent whiteboard file, the zip file is only required to be decompressed, the order is deserialized, and the page ID in the page block in the order is deserialized and analyzed into the whiteboard file.
According to the technical scheme, when the process of re-editing the display content of the target current page block is finished, the current target page block is cached in the self-caching area, the processor can save the target page block in the background, and in the process of saving, a user can edit the next target page block through the touch receiving unit at the front end, so that simultaneous editing and saving are realized, and the data saving efficiency is further improved. Meanwhile, the technical scheme shown in the embodiment of the application can judge whether the page content of the type corresponding to the current page needs to be stored according to the storage identifications of different storage types, if the display content of the page is changed, the page content is stored, and if the page content is not changed, but the file does not exist in the self-cache area, and the file is also cached. And the processor judges whether the current page block needs to be saved according to the saving identification value.
With continued reference to fig. 4, the processing unit further includes: a picture buffer 44 and a picture storage area 45. In response to the user selecting the end control, the identification value reading unit 32 is further configured to read a picture saving identification value corresponding to the picture format page block, and send the read result to the processor 41. In response to the picture saving identification value being true, the processor 41 is further configured to save a picture format page block corresponding to the picture identification value to the picture storage area 45. The ID reading unit 21 is further configured to read a page ID of the picture format page block; and sends the read result to the processor 41. The processor 41 determines whether the page ID is cached in the picture cache 44; in response to the picture buffer 44 not having the page ID. The processor 41 caches the picture format page blocks in the picture cache area 44.
The identification value reading unit 32 is further configured to read a picture format storage identification value corresponding to a picture format page block in the picture buffer. The ID reading unit is used for reading the page ID of the target page block in response to the picture format preservation identification value being false; and sending the read result to a processor. The processor judges whether the page ID is cached in the picture cache area or not; and responding to the picture buffer without the page ID. And the processing unit caches the target page block into a picture cache region.
Specifically, the storage manner may refer to the storage manner of the page block with the own format, which is not described herein.
The page sequence table in this embodiment can be referred to in table 3:
TABLE 3 Table 3
And after the user clicks and saves the picture format page, the user reads the cache file according to the page ID in sequence according to the page sequence in the current page manager, and generates a corresponding format.
In the several embodiments provided by the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of the units is merely a logical function division, and there may be additional divisions when actually implemented, e.g., 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 an indirect coupling or communication connection via some interfaces, devices or units, which may be in electrical, mechanical or other form.
In one possible embodiment, please continue to refer to fig. 4. The display comprises a touch receiving unit 2, a reading unit 3 and a processing unit 4. Wherein the reading unit 3 comprises an ID reading unit 31 and an identification value reading unit 32, and the processing unit 4 comprises a processor 41, an own buffer 42 and an own storage area 43.
The touch receiving unit 2 is configured to create a whiteboard file, where the whiteboard file includes a plurality of page blocks, each page block is configured with a save identifier, a save identifier value corresponding to the save identifier in an initial state is false, each page block is further configured with a page ID, and the page blocks are cached in an own cache area.
The touch receiving unit 2 is further used for responding to touch operation of a user on a target self-formatted page, processing the target self-formatted page block according to the touch operation, and configuring and storing an identification value for the target self-formatted page block according to a processing result of the user;
responding to the selection of a user to an end control, wherein the ID reading unit is used for reading the page ID of the target self-formatted page block; and sending the read result to a processor. The processor judges whether the self cache area caches the page ID; and responding to the self cache area without the page ID. And the processing unit caches the target self-formatted page block into the self-cached region.
The identification value reading unit 31 is configured to read a page save identification value corresponding to the page block with the own format in the own cache area, and send the read result to the processor. And the processor is also used for storing the self-formatted page block corresponding to the page identification value to the self storage area in response to the page storage identification value being true.
With continued reference to fig. 4, the processing unit further includes: a picture buffer 44 and a picture storage area 45. Responding to the selection of a user to an end control, wherein the ID reading list 21 is also used for reading the page ID of the target picture format page block; and sends the read result to the processor 41. The processor 41 determines whether the page ID is cached in the picture cache 44; in response to the picture buffer 44 not having the page ID. The processor 41 caches the picture format page blocks in the picture cache area 44. The identification value reading unit 31 is further configured to read a picture preservation identification value corresponding to a picture format page block in the picture buffer 44, and send the reading result to the processor 41. In response to the picture saving identification value being true, the processor 41 is further configured to save a picture format page block corresponding to the picture identification value to the picture storage area 45.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical 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 the embodiments of the present application may be integrated in one processor, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in hardware plus software functional units.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional modules is illustrated, and in practical application, the above-described functional allocation may be performed by different functional modules according to needs, i.e. the internal structure of the apparatus is divided into different functional modules to perform all or part of the functions described above.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.
Claims (9)
1. A display device, characterized by comprising: the touch control device comprises a display unit, a touch control receiving unit, a reading unit and a processing unit; the reading unit includes: an ID reading unit and an identification value reading unit, the processing unit including: a processor having a self-owned cache region and a self-owned storage region;
the display unit is used for presenting a user interface, wherein the user interface is used for displaying files to be processed; the file to be processed comprises a plurality of page blocks, wherein the processed page blocks are target page blocks, each page block is configured with a storage identifier, and the storage identifier value corresponding to the storage identifier in an initial state is false;
the touch control receiving unit is used for receiving touch control operation of a user based on a user interface, processing the target page block according to the touch control operation, and configuring and storing an identification value for the target page block according to a processing result; each page block is configured with a page ID;
the reading unit is used for responding to the selection of the ending control by the user and reading the stored identification value of the target page block;
the processing unit is used for determining whether to store the target page block according to the storage identification value;
The identification value reading unit is used for reading the self format storage identification value of the target self format page block and sending the reading result to the processor in response to the selection of the ending control by the user;
the processor is further configured to store the target native format page block to a native storage area in response to the native format save flag value being true;
the ID reading unit is used for reading the page ID of the target self-formatted page block and sending the reading result to the processor;
the processor is further configured to determine whether the self-cache area caches a page ID; and in response to the self cache region having no page ID, caching the target self-formatted page block into the self cache region.
2. The display device according to claim 1, wherein the touch receiving unit is configured to configure a save identification value of a target page block to true in response to an editing process of display contents of the target page block.
3. The display device according to claim 1, wherein;
and responding to the editing process of inserting the target page block, wherein the touch receiving unit is used for configuring the storage identification value corresponding to the inserted target page block as true.
4. The display device according to claim 1, wherein;
and responding to the editing processing of the target page block position, and configuring the corresponding target storage identification value as false by the touch receiving unit.
5. The display device of claim 1, wherein the page blocks include a picture format page block and an own format page block, and wherein the save identification includes: the picture saving identification and the own format saving identification, and the target page block comprises: a target self-contained formatted page block and a target picture formatted page block.
6. The display device of claim 1, wherein the processor is further configured to generate a sequence table in the order in which the cache regions are cached from the formatted page blocks, and store the sequence table to the own memory region, the sequence table including index values for recording the cached order of the formatted page blocks.
7. The display device of claim 1 or 6, wherein the processor is further configured to identify an element feature of the target native format page block display content, save the element feature to a native storage area, wherein the element feature comprises: inserting a path of the picture, and identifying a matrix value of the picture position.
8. The display device of claim 5, wherein the processing unit further comprises: a picture buffer region and a picture storage region;
the identification value reading unit is used for reading the picture preservation identification value of the target picture format page block and sending the reading result to the processor in response to the selection of the ending control by the user;
the processor is further configured to store the target picture format picture block to a picture storage area in response to the picture storage identification value being true;
the ID reading unit is used for reading the page ID of the target picture format picture block and sending the reading result to the processor;
the processor is further used for judging whether the picture cache area is cached with a page ID; and responding to the picture buffer area without the page ID, and caching the target picture format picture block into the picture buffer area.
9. A whiteboard file preservation method, characterized by comprising:
responding to touch operation of a target page in a file to be processed by a user, processing the target page block according to the touch operation, and configuring a storage identification value for the target page block according to a processing result of the user, wherein the file to be processed comprises a plurality of page blocks, each page block is configured with a storage identification, and the storage identification value corresponding to the storage identification in an initial state is false;
Responding to the selection of a user to an end control, and reading a storage identification value of the target page block; each page block is configured with a page ID;
determining whether to store the target page block according to the storage identification value;
responding to the selection of the user to the end control, and reading the self-format storage identification value of the target self-format page block;
responding to the fact that the self format preservation identification value is true, and preserving the target self format page block to a self storage area;
reading a page ID of the target native format page block in response to the target native format page block being saved; judging whether the self cache area is cached with a page ID; and in response to the self cache region having no page ID, caching the target self-formatted page block into the self cache region.
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