CN113366421A - Page turning method of electronic document, display terminal and storage medium - Google Patents

Page turning method of electronic document, display terminal and storage medium Download PDF

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Publication number
CN113366421A
CN113366421A CN201980079852.5A CN201980079852A CN113366421A CN 113366421 A CN113366421 A CN 113366421A CN 201980079852 A CN201980079852 A CN 201980079852A CN 113366421 A CN113366421 A CN 113366421A
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China
Prior art keywords
point
area
page
touch screen
page turning
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CN201980079852.5A
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Chinese (zh)
Inventor
刘鸿志
李军
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Shenzhen Royole Technologies Co Ltd
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Shenzhen Royole Technologies Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range

Abstract

A page turning method of an electronic document, a display terminal and a storage medium are provided. The page turning method is applied to a display terminal, the display terminal comprises a first touch screen and a second touch screen, the first touch screen displays a first page of an electronic document, and the second touch screen displays a second page of the electronic document, and the page turning method comprises the following steps: acquiring a current page turning point in the first touch screen, wherein the current page turning point is a touch point of an external touch object on the first touch screen; calculating the distance between the current page turning point and a first boundary of the first touch screen, wherein the first boundary is the boundary between the first touch screen and the second touch screen; and if the distance is smaller than the distance threshold value, controlling the second touch screen to switch the second page into a third page. The display terminal of the double display screens simulates the page turning effect of a user when the user uses a real book, and the reading experience of the user for reading an electronic document is improved.

Description

Page turning method of electronic document, display terminal and storage medium Technical Field
The invention relates to the technical field of simulated page turning of a display terminal, in particular to a page turning method of an electronic document, the display terminal and a storage medium.
Background
In recent years, with the rapid development of terminal products such as smart phones, tablet computers, electronic book readers and the like, the requirements of users on terminal application products are also higher and higher. End application products typically interact with users via a user interface. The page turning operation for the electronic document is also one of the common interactions, which often appears in various list interfaces and text interfaces, and the page turning technology also becomes a key technology in terminal application products.
In the existing page turning technology, the page turning of the electronic document is realized in only one display screen, and the page turning of the electronic document cannot be realized in a terminal with double display screens, so that a user can read the electronic document as if the user turns a real book.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a page turning method of an electronic document, a display terminal and a storage medium, and aims to realize page turning of the electronic document by a terminal with double display screens.
In order to achieve the above object, the present invention provides a page turning method for an electronic document, which is applied to a display terminal, wherein the display terminal includes a first touch screen and a second touch screen, the first touch screen displays a first page of the electronic document, and the second touch screen displays a second page of the electronic document, and the method includes: acquiring a current page turning point in the first display screen, wherein the current page turning point is a touch point of an external touch object on the first touch screen; calculating a distance between the current page turning point and a first boundary of the first touch screen, wherein the first boundary is a boundary between the first touch screen and the second touch screen; and if the distance is smaller than a distance threshold value, controlling the second touch screen to switch the second page to a third page.
In order to achieve the above object, the present application further provides a display terminal, where the display terminal includes a first touch screen; a second touch screen; a memory for storing a page turning method program executable by a computer; and the processor is used for calling the page turning method program to execute the page turning method.
In order to achieve the above object, the present application further provides a storage medium storing an executable page turning method program, which, when called by a computer, causes the computer to execute the page turning method described above.
Compared with the prior art, the page turning method of the electronic document, the display terminal and the storage medium are provided by the invention. The display terminal provided by the invention comprises a first touch screen and a second touch screen, wherein the first touch screen displays a first page of an electronic document, and the second touch screen displays a second page of the electronic document. The page turning method is executed on the display terminal, the display terminal obtains a current page turning point in the first display screen, the current page turning point is a touch point of an external touch object on the first touch screen, and calculates a distance between the current page turning point and a first boundary of the first touch screen, and the first boundary is a boundary between the first touch screen and the second touch screen. If the distance is smaller than the distance threshold value, the second touch screen is controlled to switch the second page to the third page, so that the page turning effect of a user when the user uses a real book is simulated at the display terminal of the double display screens, the reading feeling of the user as the user turns the real book is given, and the reading experience of the user in reading the electronic document is improved.
Drawings
Fig. 1 is a flowchart illustrating steps of a page turning method according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a contact between a finger of a user and a first touch screen of a display terminal.
Fig. 3 is a schematic structural diagram of a change of a display page of the second touch screen when a distance between a contact point of a finger of a user and the display terminal and a first boundary of the first touch screen is smaller than a threshold.
Fig. 4 is a schematic structural diagram illustrating an area change structure of a display area in the second touch screen when the second touch screen performs page switching according to an embodiment.
Fig. 5A is a schematic structural diagram illustrating an area change of a display area in the second touch screen when the second touch screen performs page switching in another embodiment.
Fig. 5B is a schematic structural diagram of the second touch screen in fig. 5A after the face of the display area is changed.
Fig. 6A is a flowchart illustrating steps of a page turning method according to a second embodiment of the present invention.
Fig. 6B is a schematic diagram of a display page change structure of the first touch screen when the distance between the contact point of the user finger and the display terminal and the first boundary of the first touch screen is greater than or equal to the distance threshold.
Fig. 7 is a schematic diagram of a detailed structure of a display page change of the first touch screen in fig. 6B.
Fig. 8 is a block diagram of a display terminal module according to a third embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a page turning method of an electronic document, a display terminal and a storage medium. The display terminal provided by the invention comprises a first touch screen and a second touch screen, wherein the first touch screen displays a first page of an electronic document, and the second touch screen displays a second page of the electronic document. The page turning method is executed on the display terminal, the display terminal obtains a current page turning point in the first display screen, the current page turning point is a touch point of an external touch object on the first touch screen, and calculates a distance between the current page turning point and a first boundary of the first touch screen, and the first boundary is a boundary between the first touch screen and the second touch screen. If the distance is smaller than the distance threshold value, the second touch screen is controlled to switch the second page to the third page, so that the page turning effect of a user when the user uses a real book is simulated at the display terminal of the double display screens, the reading feeling of the user as the user turns the real book is given, and the reading experience of the user in reading the electronic document is improved.
Referring to fig. 1, the present invention provides a page turning method for an electronic document, applied to a display terminal 10, where the display terminal 10 includes a first touch screen 101 and a second touch screen 102, the first touch screen 101 displays a first page of the electronic document, and the second touch screen 102 displays a second page of the electronic document, and the page turning method includes:
step S10: and acquiring a current page turning point in the first display screen, wherein the current page turning point is a touch point of an external touch object on the first touch screen.
The electronic document in the embodiment of the present invention may include a page (web page), an electronic image (digitali map), a word document, a txt document, a PDF document, or the like.
Referring to fig. 2, the first touch screen 101 and the second touch screen 102 of the display terminal 10 may be capacitive touch screens or resistive touch screens, and the external touch object may enable the first touch screen 101 and the second touch screen 102 to generate touch signals so as to identify touch point coordinates of the touch object on the corresponding touch screens. For example, the external touch object is a finger or a stylus of a user.
When the display terminal 10 opens the electronic document, the first touch screen 101 displays a first page of the electronic document, and the second touch screen 102 displays a second page of the electronic document, wherein the displayed contents of the first page and the second page of the electronic document may be the same or different, depending on the specific contents of the electronic document.
When an external touch object is in contact with the first display screen 101, position information of a touch point A of the touch object on the first display screen 101 is acquired, and the touch point A is used as a current page turning point of the electronic document.
Step S11: and calculating the distance between the current page turning point and a first boundary of the first touch screen, wherein the first boundary is a boundary between the first touch screen and the second touch screen.
Referring to fig. 3, the first touch screen 101 defines four boundary lines, which are a first boundary 1011, a second boundary 1012, a third boundary 1013, and a fourth boundary 1014, wherein the first boundary 1011 is a boundary between the first touch screen 101 and the second touch screen 102, the second boundary 1012 is parallel to the first boundary 1011, the third boundary 1013 is perpendicular to the first boundary 1011 and the second boundary 1012, and the fourth boundary 1014 is parallel to the third boundary 1013. When the page of the electronic document is opened, the page content of the electronic document is displayed in the display area defined by the four boundary lines, and preferably, when the page of the electronic document is opened, the four pages of the electronic document coincide with the four boundary lines of the first touch screen 101.
The display terminal 10 detects the position of the contact point between the external touch object and the first touch screen 101, that is, the position a of the current page turning point, once every preset time period, and records the position information of the current page turning point a, that is, the coordinate information of the point a. The preset time period may be set to 10 milliseconds, 20 milliseconds, or 50 milliseconds as needed.
The distance d between the current page turning point A and the first boundary 1011 can be calculated by the position of the current page turning point A and the first boundary 1011.
Step S12: and if the distance is smaller than the distance threshold value, controlling the second touch screen to switch the second page into a third page.
Specifically, the display terminal 10 is preset with a distance threshold d0Judging whether the distance d is less than the distance threshold d0If the distance d is less than the distance threshold d0And if the external touch object leaves the first touch screen 101, the second touch screen 102 is controlled to switch the currently displayed second page to a third page.
In some embodiments, in step S12, the controlling the second touch screen to switch the second page to a third page includes:
step S121 a: and determining the page turning height according to the current page turning point and a preset relationship, wherein the preset relationship is the corresponding relationship between the current page turning point and the page turning height.
Step S122 a: and controlling the second touch screen to switch the second page into a third page according to the page turning height.
Referring to FIG. 4, in particular, the step S122a includes S1221a-S1224 a.
Step S1221 a: controlling the second touch screen to switch the second page to a third page according to the page turning height comprises:
step S1222 a: determining a page switching starting point O of the second touch screen according to the page turning height and a preset relation, wherein the preset relation is a corresponding relation between the page turning height and the page switching starting point O;
step S1223 a: determining a fourth area iv and a fifth area v of the second touch screen 102 according to the page switching starting point O, wherein the fourth area iv is close to the first touch screen 101 and displays the content of the third page, and the fifth area v displays the content of the second page;
step S1224 a: and controlling the area of the fourth region IV to be gradually increased and the area of the fifth region V to be gradually decreased so as to switch the second page to the third page.
Referring to fig. 5A-5B, in some embodiments, in step S12, the controlling the second touch screen to switch the second page to a third page according to the page-turning height includes:
step S121b, determining a page switching starting point O and a page turning shadow point O of the second touch screen according to the page turning height1Wherein, the display terminal is provided with a page turning height, a corresponding page switching starting point O and a corresponding page turning shadow point O1The corresponding relationship of (a);
step S122b, according to the page turning shadow point O1Determining a fourth area IV, a fifth area V and a shadow area VI of the second touch screen 102 from the page switching starting point O, wherein the fourth area IV is close to the first touch screen 101 and displays the content of the third page, the fifth area V displays the content of the second page, and the shadow area VI is located between the fourth area IV and the fifth area V;
in step S123b, the area of the fourth region iv is gradually increased, and the areas of the fifth region v and the shadow region vi are gradually decreased, so as to switch the second page to the third page.
Referring to fig. 6A, in some embodiments, the page turning method further includes steps S20-S25:
step S20 is the same as step S10 in fig. 1, and is not repeated here.
Step S21 is the same as step S11 in fig. 1, and is not described herein.
Step S20 is the same as step S12 in fig. 1, and is not described herein.
Step S23: if the distance is larger than or equal to the distance threshold, determining a first area, a second area and a third area of the first touch screen according to the current page turning point, wherein the first area is close to the second touch screen, and the second area is located between the first area and the third area.
Referring to fig. 6B, in some embodiments, in step S23: determining a first area, a second area and a third area of the first touch screen according to the current page turning point, which specifically includes steps S231-S236.
Wherein, step S231: and determining a first straight line according to the current page turning point and the first intersection point, wherein the first intersection point is an intersection point of a second boundary of the first touch screen and a third boundary of the first touch screen, the second boundary is parallel to the first boundary, the third boundary vertically connects the first boundary and the second boundary, the first straight line is a perpendicular bisector of a line segment taking the current page turning point and the first intersection point as endpoints, the first straight line and the second boundary form a second intersection point, and the first straight line and the third boundary form a third intersection point.
Specifically, a first straight line is determined by acquiring the position information of the current page turning point a and the position information of the first intersection point F. The first intersection point is an intersection point of a second boundary 1012 of the first touch screen 101 and a third boundary 1013 of the first touch screen 101, the second boundary 1012 is parallel to the first boundary 101, and the third boundary 1013 vertically connects the first boundary 1011 and the second boundary 1012. The first straight line is a perpendicular bisector of a line segment using the current page turning point a and the first intersection point F as end points, and the first straight line and the second boundary form a second intersection point H and a third intersection point E.
For example, the coordinate corresponding to the current page turning point A is obtained as (X)A、Y A) The coordinate corresponding to the first intersection F is (X)F、Y F)。
Step S232: and acquiring a first curve point and a second curve point, wherein the first curve point is any point on a first line segment taking the current page turning point and the third intersection point as end points, and the second curve point is any point on a second line segment taking the current page turning point and the second intersection point as end points.
Specifically, the first curve point B is any point on a first line segment AE having the current page-turning point a and the third intersection E as end points, and the second curve point K is any point on a second line segment AH having the current page-turning point a and the second intersection H as end points.
A first line segment AE is determined by the current page turning point A and the third intersection point E, and any point is obtained on the first line segment AE and serves as a first curve point B.
And determining a second line segment AH by the current page turning point A and the second intersection point H, and acquiring any point on the second line segment as a second curve point K.
In some embodiments, the first curve point is obtained by using a first order bezier curve formula through the current page turning point and the third intersection point.
For example, the coordinate of point A is known as (X)A、Y A) The coordinate of point E is (X)E、Y E) The coordinate (X) of point BB、Y B) Wherein X isB＝λX E+(1-λ)X A；Y B＝λY E+(1-λ)Y AAnd lambda epsilon [ 0,1 ] is any value between.
In some embodiments, the second curve point is obtained by using a first-order bezier curve formula through the current page turning point and the second intersection point.
For example, the coordinate of point A is known as (X)A、Y A) The coordinate of the point H is (X)H、Y H) Coordinate of point K (X)K、Y K)，X K＝λX H+(1-λ)X A；Y K＝λY H+(1-λ)Y AAnd lambda epsilon [ 0,1 ] is any value between.
Step S233: and acquiring a first curve, wherein the first curve is formed by constructing a second order Bezier curve formula according to the first curve point, a third intersection point and a preset third curve point, and the third curve point is positioned on the third boundary and on one side of the third intersection point close to the first boundary.
And constructing a first curve BC by using a second-order Bezier curve formula by taking the first curve point B as a starting point, a preset third curve point C as an end point and the third intersection point E as a control point, wherein the third curve point C is positioned on the third boundary and is close to one side of the first boundary at the third intersection point E.
Step S234: and acquiring a second curve, wherein the second curve is formed by constructing a second order Bezier curve formula according to the second curve point, a second intersection point and a preset fourth curve point, and the fourth curve point J is positioned on the second boundary and on the side, far away from the third boundary, of the second intersection point.
And constructing a second curve KJ by using a second-order Bezier curve formula by taking the second curve point K as a starting point, a preset fourth curve point J as an end point and the second intersection point H as a control point, wherein the fourth curve point J is positioned on the second boundary and on one side of the second intersection point H far away from the third boundary.
Step S235: and determining a fifth curve point and a sixth curve point, wherein the fifth curve point is any point on the first curve, and the sixth curve point is any point on the second curve.
An arbitrary point on the first curve BC is acquired as a fifth curve point D, and an arbitrary point on the second curve KJ is acquired as a sixth curve point I.
For example, the coordinates of point B are known as (X)B、Y B) The coordinate of point E is (X)E、Y E) The coordinate of the point C is (X)C、Y C) The coordinate (X) of the point D of the fifth curve pointD、Y D)，
X D＝(1-λ 2)X B+2λ(1-λ)X E+λ 2X C；Y D＝(1-λ 2)Y B+2λ(1-λ)Y E+λ 2Y C(ii) a λ ∈ [ 0,1 ] is arbitrary.
Step S236: an area defined by the current page turning point, the fifth curve point and the sixth curve point is a second area, the first area is located on one side of the second area close to the second touch screen, and the third area is located on one side of the second area far away from the second touch screen.
An area enclosed among the current page turning point A, the fifth curve point D and the sixth curve point I is a second area I, the first area I is located on one side, close to the second touch screen 102, of the second area II, and the third area III is located on one side, far away from the second touch screen 102, of the second area II.
Step S24: and controlling the second area to display the content corresponding to the third page of the electronic document.
In some embodiments, the content corresponding to the third page includes a plurality of first image units and a plurality of second image units, and the controlling the second area to display the content corresponding to the third page of the electronic document includes:
the second area is controlled to display a plurality of first image units and a plurality of second image units, wherein the first image units are close to the first area, the edge of each first image unit is arc-shaped, and the second image units are close to the third area.
Referring to fig. 7, the content corresponding to the third page includes a plurality of first image units 1015 and a plurality of second image units 1016, the plurality of first image units 1015 are close to the first area i, at least a portion of edges of the first image units are arc-shaped, and the plurality of second image units 1016 are close to the third area iii.
Preferably, the curvature of the edge corresponding to the first image unit 1015 closer to the first region i has a larger value, i.e. the edge of the first image unit closer to the first region i has a larger curvature.
The edge of the first image unit 1015 is designed to be arc-shaped, so that the edge filling effect of the turned-up page of the electronic document is better, the simulated page turning effect is more vivid, and the user experience effect is better.
Step S25: and controlling the third area to display the content corresponding to the fourth page of the electronic document.
In some embodiments, the content corresponding to the fourth page includes a plurality of third image units and a plurality of fourth image units, and the controlling the third area to display the content corresponding to the fourth page of the electronic document includes:
the third area is controlled to display a plurality of third image units and a plurality of fourth image units, wherein the third image units are close to the first area, the edge of the third image units is arc-shaped, and the fourth image units are far away from the first area.
The content corresponding to the third page includes a plurality of third image units 1017 and a plurality of fourth image units 1018, the plurality of third image units 1017 are close to the first area i, edges of the third image units are arc-shaped, and the plurality of fourth image units 1018 are far away from the first area i. And controlling the third area to display a plurality of third image units and a plurality of fourth image units.
Referring to fig. 8, an embodiment of the present invention further provides a display terminal 10, where the display terminal 10 includes a first touch screen 101, a second touch screen 102, a processor 103 and a memory 104. The memory 104, the first touch screen 101 and the second touch screen 102 are electrically connected to the processor 103 through a bus 106.
The memory 104 includes at least one of: random access memory, non-volatile memory external memory, said memory 104 being operable to store computer executable programs including computer executable display control programs, said processor 103 executing any of the above display methods by invoking a computer executable display control program stored in said memory 104. The memory 104 mainly includes a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required for at least one function, and the like; the data storage area may store data created according to the use of the terminal, etc., i.e., the memory 104 is a computer-readable storage medium.
The processor 103 is a control center of the display terminal 10, connects various parts of the entire display terminal 10 by using various interfaces and lines, and calls data stored in the memory 104 by running or executing programs and/or units stored in the memory 104 to perform various functions of the display terminal and process data. The processor 103 may be composed of an Integrated Circuit (IC), for example, a single packaged IC, or a plurality of packaged ICs connected with the same or different functions. For example, the Processor 103 may include only a central processing unit, or may be a combination of a CPU, a Digital Signal Processor (DSP), a GPU, and various control chips. In the embodiment of the present invention, the CPU may be a single operation core, or may include multiple operation cores.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (13)

  1. A page turning method of an electronic document is applied to a display terminal, the display terminal comprises a first touch screen and a second touch screen, the first touch screen displays a first page of the electronic document, the second touch screen displays a second page of the electronic document, and the page turning method is characterized by comprising the following steps:
    acquiring a current page turning point in the first display screen, wherein the current page turning point is a touch point of an external touch object on the first touch screen;
    calculating a distance between the current page turning point and a first boundary of the first touch screen, wherein the first boundary is a boundary between the first touch screen and the second touch screen;
    and if the distance is smaller than a distance threshold value, controlling the second touch screen to switch the second page to a third page.
  2. A method of turning pages as claimed in claim 1, further comprising:
    if the distance is larger than or equal to the distance threshold, determining a first area, a second area and a third area of a first touch screen according to the current page turning point, wherein the first area is close to the second touch screen, and the second area is located between the first area and the third area;
    controlling the second area to display content corresponding to a third page of the electronic document;
    and controlling the third area to display the content corresponding to the fourth page of the electronic document.
  3. A page turning method according to claim 2, wherein determining the first area, the second area, and the third area of the first touch screen according to the current page turning point specifically includes:
    determining a first straight line according to the current page turning point and a first intersection point, wherein the first intersection point is an intersection point of a second boundary of the first touch screen and a third boundary of the first touch screen, the second boundary is parallel to the first boundary, the third boundary is vertically connected with the first boundary and the second boundary, the first straight line is a perpendicular bisector of a line segment taking the current page turning point and the first intersection point as endpoints, the first straight line and the second boundary form a second intersection point, and the first straight line and the third boundary form a third intersection point;
    acquiring a first curve point and a second curve point, wherein the first curve point is any point on a first line segment taking the current page turning point and the third intersection point as end points, and the second curve point is acquired by any point on a second line segment taking the current page turning point and the second intersection point as end points;
    acquiring a first curve, wherein the first curve is constructed and formed by utilizing a second-order Bezier curve formula according to a first curve point, a third intersection point and a preset third curve point, and the third curve point is positioned on the third boundary and on one side, close to the first boundary, of the third intersection point;
    acquiring a second curve, wherein the second curve is formed by constructing a second order Bezier curve formula according to a second curve point, a second intersection point and a preset fourth curve point, and the fourth curve point is located on the second boundary and on one side of the second intersection point far away from the third boundary;
    determining a fifth curve point and a sixth curve point, wherein the fifth curve point is any point on the first curve, and the sixth curve point is any point on the second curve;
    and an area defined by the current page turning point, the fifth curve point and the sixth curve point is a second area, the first area is positioned at one side of the second area close to the second touch screen, and the third area is positioned at one side of the second area far away from the second touch screen.
  4. A page turning method as claimed in claim 3, characterized in that: and the first curve point is obtained by utilizing a first-order Bezier curve formula through the current page turning point and the third intersection point.
  5. A page turning method as claimed in claim 3, characterized in that: and the second curve point is obtained by utilizing a first-order Bezier curve formula through the current page turning point and the second intersection point.
  6. A page turning method according to claim 3, wherein the content corresponding to the third page includes a plurality of first image elements and a plurality of second image elements, and said controlling the second area to display the content corresponding to the third page of the electronic document includes:
    and controlling the second area to display a plurality of first image units and a plurality of second image units, wherein the first image units are close to the first area, the edge of each first image unit is arc-shaped, and the second image units are close to the third area.
  7. A page turning method as claimed in claim 6, characterized in that: the closer the first region is, the greater the curvature of the edge corresponding to the first image unit.
  8. A page turning method according to claim 6, wherein the content corresponding to the fourth page includes a plurality of third image elements and a plurality of fourth image elements, and said controlling the third area to display the content corresponding to the fourth page of the electronic document includes:
    and controlling the third area to display a plurality of third image units and a plurality of fourth image units, wherein the third image units are close to the first area, the edges of the third image units are arc-shaped, and the fourth image units are far away from the first area.
  9. A page turning method as claimed in claim 2, wherein said controlling the second touch screen to switch the second page to a third page comprises:
    determining a page turning height according to the current page turning point and a preset relation, wherein the preset relation is a corresponding relation between the current page turning point and the page turning height;
    and controlling the second touch screen to switch the second page into a third page according to the page turning height.
  10. A page turning method as claimed in claim 9, wherein said controlling the second touch screen to switch the second page to a third page according to the page turning height comprises:
    determining a page switching starting point of the second touch screen according to the page turning height;
    determining a fourth area and a fifth area of a second touch screen according to the page switching starting point, wherein the fourth area is close to the first touch screen and displays the content of the third page, and the fifth area displays the content of the second page;
    and controlling the area of the fourth region to be gradually increased and the area of the fifth region to be gradually decreased so as to switch the second page to the third page.
  11. A page turning method as claimed in claim 9, wherein said controlling the second touch screen to switch the second page to a third page according to the page turning height comprises:
    determining a page switching starting point and a page turning shadow point of the second touch screen according to the page turning height;
    determining a fourth area, a fifth area and a shadow area of a second touch screen according to the page turning shadow point and the page switching starting point, wherein the fourth area is close to the first touch screen and displays the content of the third page, the fifth area displays the content of the second page, and the shadow area is located between the fourth area and the fifth area;
    and controlling the area of the fourth area to gradually increase, and the area of the fifth area and the area of the shadow area to gradually decrease so as to switch the second page to the third page.
  12. A display terminal, characterized in that the display terminal comprises:
    a first touch screen;
    a second touch screen;
    a memory for storing a computer executable program; and
    a processor for invoking the computer executable program to perform the page turning method according to any one of claims 1 to 11.
  13. A storage medium, characterized by: the storage medium stores a page turning method program executable by a computer, which, when called by the computer, causes the computer to perform the page turning method according to any one of claims 1 to 11.
CN201980079852.5A 2019-04-17 2019-04-17 Page turning method of electronic document, display terminal and storage medium Pending CN113366421A (en)

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PCT/CN2019/083028 WO2020211010A1 (en) 2019-04-17 2019-04-17 Method for page turning of electronic document, display terminal and storage medium

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112433795A (en) * 2020-11-23 2021-03-02 掌阅科技股份有限公司 Electronic book simulation page turning method, electronic equipment and computer storage medium

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CN103677540A (en) * 2013-12-20 2014-03-26 厦门市美亚柏科信息股份有限公司 Implement method for 3D virtual reality page turning

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