KR102057797B1 - Controlling electronic document scrolling apparatus, method and computer readable medium - Google Patents

Abstract

Disclosed are an apparatus, a method, a program, and a computer readable recording medium for controlling electronic document scrolling. According to embodiments of the present invention, an electronic document being scrolled is controlled to be stopped at a preset size and a preset position, the scrolled electronic document is displayed or hidden, and a plurality of areas can be compared and analyzed. In addition, an enlarged document can be effectively scrolled. The method for controlling electronic document scrolling comprises: a scroll range recognition step; a scroll operation calculation step; and a scroll operation step.

Description

TECHNICAL FIELD Controlling electronic document scrolling apparatus, method and computer readable medium

TECHNICAL FIELD The present invention relates to electronic document scroll control, and more particularly, to a method, an apparatus, a program, and a computer-readable recording medium in which a user controls an electronic document scroll.

Recently, electronic devices such as smart phones with touch screens have become essential elements in daily life, and users can easily access various information.

It is common to control various types of electronic documents output through such a touch screen through various touch inputs that a user inputs with a finger or a touch pen.

In particular, it is difficult for a series of processes to visually recognize an electronic document, determine the size of scrolling, and perform scroll input. For this reason, a situation in which the user's eyes scroll sometimes does not match the moving speed and direction occurs. At this time, in order to scroll the electronic document to a desired position, the user repeats input operations such as a drag scrolling at a slow speed and a flick scrolling at a high speed. This action not only takes up a considerable portion of the total time reading the electronic document, but also can be a wasteful process that reduces concentration and attention.

In addition, scrolling speeds and sizes that cannot always be consistently confuses the user's eyes, and may cause the user to partially skip or skim the electronic document to acquire a large amount of information quickly. .

On the other hand, the scrolling technology applied to the conventional touch screen may be effectively used to perform in the form of a short electronic document, a menu, a list, etc., but it is difficult to expect the effect of a long electronic document beyond one screen. .

Accordingly, there is a need to provide a method of controlling the electronic document to stop at a desired position at least once at a desired scroll size so that the electronic document does not leave the touch screen by unconscious scroll input.

In addition, there is a need to provide a method for arranging, comparing or utilizing a plurality of areas which are not connected in a long electronic document on one screen even on a small screen such as a smart phone.

In addition, in an electronic document having a text structure enlarged beyond the touch screen, it is set to prevent scrolling in a diagonal direction due to the scrolling of the minute tilt angle input by the user, so that scroll input in the horizontal and vertical directions can be performed more easily. You need to provide a way.

Therefore, there is a need to develop a technology that enables the user to scroll the electronic document more effectively.

An object of the present invention is to set a scroll boundary so that a user can stably scroll input by fixing a desired position, thereby controlling the electronic document scrolling to control the electronic document to intentionally stop at the scroll boundary even with excessive scroll input. A method, apparatus and computer readable recording medium are provided.

Another object of the present invention is to provide a method, an apparatus and a computer readable recording medium for controlling scrolling of an electronic document to control the comparison and analysis on a single screen of a long electronic document.

It is still another object of the present invention to provide a method, an apparatus and a computer readable recording medium for controlling the scrolling of an electronic document to effectively scroll an electronic document off the screen.

According to an aspect of the present invention, an apparatus for controlling scrolling of an electronic document includes: an input unit configured to provide a user input interface; A display unit for outputting the electronic document; And a scroll controller configured to control scrolling of the electronic document, wherein the scroll controller comprises: a scroll range recognizer configured to store a scroll maximum range operable by a user's input at a size less than or equal to the electronic document size displayed on the display unit; A scroll operation calculator configured to calculate the maximum range as an operation value when the scroll input value by the user exceeds the maximum range; And a scroll operation unit which scrolls the electronic document in a range corresponding to the operation value. The maximum range may be set to at least a size between lines so that all connected portions of the electronic document stop at least once.

The scroll control unit may further include: a scroll boundary setting unit configured to fix a scroll boundary to a part of the electronic document so that the scroll range recognition unit stores a maximum range of a plurality of different sizes; It may further include.

The scroll boundary setting unit may set the scroll boundary by moving the position of the scroll boundary by a user's input or release the scroll boundary by setting the user's input.

In addition, the maximum range may be connected to each other and scrolled to be displayed on the display unit.

The scroll boundary setting unit may be hidden by the scroll boundary for at least one of the plurality of maximum ranges, and the scroll display control unit may display the hidden electronic document on the display unit in a range corresponding to a scroll operation value. May contain

The scroll boundary setting unit may further include a scale controller configured to enlarge the electronic document in a right diagonal direction based on the scroll boundary, and the scroll range recognizer stores a maximum range of the enlarged electronic document. The scale control unit may calculate the enlargement input size without distinguishing a position input by the user.

The scroll control unit may set a scroll limit angle section for the electronic document, and the limit angle section is a range in which at least one of horizontal and vertical scrolling is performed with respect to a scroll input of a user. It may be a device for controlling.

On the other hand, in the method for controlling the scrolling of the electronic document according to an embodiment of the present invention for achieving the above object, to store the maximum scroll range that can be operated by a single input by the user to a size that is displayed below the electronic document Scroll range recognition step; A scroll operation calculating step of calculating the maximum range as an operation value when the scroll input value by the user exceeds the maximum range; And a scroll operation step of scrolling the electronic document in a range corresponding to the operation value. The maximum range may be set to the size of the line or more so that all connected portions of the electronic document stop at least once.

And a scroll boundary setting step of fixing a scroll boundary to a part of the electronic document so that the scroll range recognition step stores a maximum range of a plurality of different sizes; It may further include.

The scroll boundary setting step may be set by moving the position of the scroll boundary by a user's input or by canceling the scroll boundary by the user's input.

In addition, the maximum range may be scrolled to be displayed in connection with each other.

Meanwhile, a scroll display control step of hiding at least one of the plurality of maximum ranges by the scroll boundary and displaying the hidden electronic document on the display unit in a range corresponding to a scroll operation value; It may further include.

A scale control step of enlarging the electronic document in a right diagonal direction based on the scroll boundary; The scroll range recognizing step may further include storing a maximum range of the enlarged electronic document, and the scale controller may calculate the enlarged input size without distinguishing a position input by the user. .

In addition, a scroll limit angle section for the electronic document is set, and the limit angle section may be an electronic document scroll control method which is a range in which one of horizontal and vertical sucroll is performed for the user's scroll input. have.

According to the present invention, drag and flick are performed in order to preset an intended position and size in scrolling an electronic document, scroll in a consistent size and direction, and repeatedly perform to move to a desired position by the user. This reduces the process and time consumed by scroll input.

In addition, the present invention has the effect of reducing the probability of scrolling in an undesired direction in the process of scrolling the electronic document off the screen and to increase the accurate scroll probability. In addition, the present invention displays a plurality of unconnected contents of a long electronic document, makes it easier to compare and analyze the displayed contents, and has a similar effect to using a large screen or a plurality of pages.

1 is a block diagram illustrating an apparatus for controlling an electronic document scroll according to an embodiment of the present invention.
FIG. 2 is a block diagram showing the configuration of the scroll control unit shown in FIG. 1; FIG.
3 illustrates an example of horizontal and vertical maximum range and scroll boundary settings, according to an embodiment of the invention.
4 is a diagram illustrating an example of setting a plurality of scroll boundaries, canceling settings, and moving according to an embodiment of the present invention.
5 is a diagram illustrating an example of a scroll maximum range, an input value, and an operation value according to an embodiment of the present invention.
FIG. 6 is a diagram for one example of scrolling an upper portion divided based on a scroll boundary according to an embodiment of the present invention;
FIG. 7 is a diagram for one example of scrolling a lower portion divided based on a scroll boundary according to one embodiment of the present invention; FIG.
8 illustrates an example in which an electronic document is hidden by a scroll boundary according to an embodiment of the present invention.
FIG. 9 illustrates an example in which an electronic document hidden by the scroll boundary shown in FIG. 8 is displayed.
FIG. 10 is a diagram illustrating an example in which an intermediate portion divided by a plurality of scroll boundaries is fixed and an upper portion and a lower portion are hidden according to an embodiment of the present disclosure.
FIG. 11 illustrates an example in which an electronic document is enlarged based on a scroll boundary according to an embodiment of the present invention. FIG.
FIG. 12 is a diagram for one example of setting a scroll limit angle section according to one embodiment of the present invention; FIG.
13 is a flowchart illustrating a method of controlling an electronic document scroll according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE INVENTION The following detailed description of the invention refers to the accompanying drawings that show, by way of illustration, specific embodiments in which the invention may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice the invention. It is to be understood that the invention is not necessarily mutually exclusive, although various embodiments vary. For example, certain shapes, structures, and characteristics described herein may be embodied in other embodiments without departing from the spirit and scope of the invention with respect to one embodiment. In addition, it is to be understood that the location or arrangement of individual components within each disclosed embodiment may be changed without departing from the spirit and scope of the invention. The following detailed description, therefore, is not to be taken in a limiting sense, and the scope of the present invention, if properly described, is defined only by the appended claims, along with the full range of equivalents to which such claims are entitled. Like reference numerals in the drawings refer to the same or similar functions throughout the several aspects.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention.

In the present invention, an electronic document refers to content written in an electronic form, and is stored in a local form such as an e-book, or can be read or edited by Internet news, various digital materials, and various applications. It includes forms of electronic documents.

Configuration of devices that control scrolling of electronic documents

1 is a diagram illustrating a structure of an apparatus for controlling scrolling of an electronic document according to an embodiment of the present invention.

Referring to FIG. 1, an apparatus 100 for controlling scrolling of an electronic document according to an embodiment of the present disclosure includes an input unit 110, a display unit 120, and a scroll controller 130. In this case, the device 100 for controlling the electronic document scrolling may be implemented as various electronic devices such as a desktop PC, a notebook PC, a tablet, a smartphone, an e-book reader, a smart board, and the input unit 110 may include a touch screen, It may include an input means capable of scroll input using a keyboard, a mouse, a touch pen, a pointer, and the like, and the display unit 120 includes an organic light emitting diodes (OLED) having a visually displayed screen in providing an electronic document. , TFT-LCD (Thin Film Transister-Liquid Crystal Display), electronic ink display (E-ink Display), a smart board, a prompter and the like can be implemented as a display means.

Configuration of the scroll control

2 is a diagram illustrating the configuration of the scroll control unit 130.

According to an exemplary embodiment, the scroll control unit 130 may include a scroll boundary setting unit 131, a scroll range recognition unit 132, a scroll operation calculation unit 133, a scroll operation control unit 134, and a scroll display control unit 135. ) May be included. According to an embodiment of the present disclosure, the apparatus 100 for controlling electronic document scrolling may further include a scale controller (not shown).

According to an embodiment of the present invention, the scroll boundary setting unit 131, the scroll region recognition unit 132, the scroll operation calculator 133, the scroll operation controller 135, the scroll display control unit 137, and the scale controller Are shown in the form of program modules, at least some of which may be included in the scroll control device 100 in the form of an operating system, application modules, and other program modules, physically on various known storage devices. Can be stored separately. On the other hand, such program modules include, but are not limited to, routines, subroutines, programs, objects, data structures, etc. that perform particular tasks or execute particular abstract data types, described below, in accordance with the present invention.

According to an embodiment of the present invention, the scroll control unit 130 stores a scroll maximum range that can be operated by one scroll input by a user to a scroll range recognizing unit that stores the maximum size of an electronic document displayed on the display unit 120. 132 and a scroll operation calculator 133 for calculating the maximum range as an operation value and a scroll for scrolling the electronic document in a range corresponding to the calculated operation value when the scroll input value by the user exceeds the maximum range. It may include an operation control unit 134. In this case, the maximum range is a size in which all parts of the electronic documents to be connected to each other stop at least once on the display unit. The maximum range may be set as the vertical scroll maximum range 301 and the horizontal scroll maximum range 302 as shown in FIG. have. In addition, the vertical scroll maximum range 301 and the horizontal scroll maximum range 302 may be at least one text size. In detail, the scroll motion calculator 133 may include a maximum range in which an input value calculated by the scroll motion controller 134 in at least one combination of a direction, a speed, a length, and a pressure input by a user is stored in advance. It can be calculated as an operation value so as not to exceed. This allows the user to predict the position at which the electronic document is scrolled and stopped without paying attention to the size of the continuously input scroll while recognizing that the user scrolls at a constant speed.

According to an embodiment of the present invention with reference to FIGS. 3- (b) and 4, the scroll controller 130 may allow the scroll range recognizer 132 to store a maximum range of a plurality of different sizes. The apparatus may further include a scroll boundary setting unit 131 configured to fix the scroll boundary at a part of the position. For example, when one scroll boundary 11 is set as shown in FIG. 3- (b), it may be two maximum ranges divided into upper and lower portions. As another example, when setting (11) and (12) represented by two scroll boundaries as shown in Figure 4- (a), it may be three maximum ranges divided into upper, middle and lower portions. In addition, the maximum range may be expressed in the same or different sizes. The scroll boundary may be in the form of text, a line of text, or a layer, and the form may be combined with any one of a solid line, a dotted line, a double solid line, and a highlight, or the edge space of the display unit 120 outside the electronic document. At least a portion of the position may be in the form of a marker or the like.

According to an exemplary embodiment of the present invention referring to FIGS. 4A and 4B, the scroll boundary setting unit 131 may set at least one set scroll boundary among the plurality of scroll boundaries shown in FIGS. The setting can be canceled as shown in Fig. 4- (b). At this time, the user may select any one of (11) and (12).

According to an embodiment of the present invention with reference to FIGS. 4B and 4C, the scroll boundary setting unit 131 sets the position of the scroll boundary 12 in FIGS. 4-B. It can be set by moving to the scroll boundary 12 of.

According to an embodiment of the present invention with reference to FIG. 5, the scroll range recognizing unit 132 stores a plurality of maximum ranges changed or added at the same time as one of the above-described scroll boundary setting, setting release, and position movement setting. Can be. For example, the maximum vertical scroll maximum range 501, the lower vertical scroll maximum range 502, and the lower vertical scroll based on the scroll boundary 11 displayed on the apparatus 100 for controlling the scroll of FIG. At least one of the horizontal scroll maximum range 503 may be stored separately.

5- (b), the scroll operation calculator 133 calculates the operation value 505 based on the upper vertical scroll input value 504 of the user based on the maximum range 501, or the lower vertical scroll input value ( The operation value 507 can be calculated based on the maximum range 502 of 506.

According to an embodiment of the present disclosure, the scroll controller 130 may perform scrolling by determining a position at which a scroll input of a user starts with respect to a scroll input value including all of a plurality of regions divided based on a scroll boundary. Can be. For example, in the case of an input in which the scroll input starting from the upper region is connected to the lower region, it may be calculated as an operation value for scrolling the upper region where the scroll input has started.

According to an exemplary embodiment of the present invention with reference to FIGS. 6 and 7, the scroll controller 130 may set a reference for a plurality of maximum ranges. For example, FIG. 6- (a) shows the maximum range 501 of the upper portion and the scroll motion calculating unit 133 may set the operation value of FIG. 6- (b) to the input value 504 exceeding the maximum range. ). The scroll motion controller 134 may scroll the maximum range 601 corresponding to the calculated operation value. 7- (a) also shows the maximum range 502 at the bottom and for the input value 506 exceeding the maximum range, the scroll motion calculator 133 returns the operation value to 507 in FIG. 7- (b). Calculate The scroll motion controller 134 may scroll the maximum range 701 corresponding to the calculated operation value 507.

According to an embodiment of the present disclosure, the scroll controller 130 sets one of two maximum ranges stored based on one scroll boundary to be calculated as an operation value for a user input value, and the user starts input. The position can be calculated based on the scroll direction and size without distinguishing.

According to an embodiment of the present disclosure, the scroll controller 130 may scroll the electronic document in units of the maximum range even when the scroll input value by the user is less than or equal to the maximum range stored in the scroll range recognizer 132. For example, if the stored maximum range is 5 text lines and the scroll input value by the user is 2 text lines, the user may scroll to the maximum 5 lines. As another example, when the scroll input value by the user does not exceed the maximum range, the scroll input value may be calculated and scrolled to an operation value corresponding to the input value. As another example, when an input method for scrolling beyond the maximum range is set, the operation method may be scrolled by calculating an operation value corresponding to an input value exceeding the maximum range by the user.

According to an exemplary embodiment of the present invention with reference to FIGS. 6 and 7, the scroll controller 130 may allow any one area belonging to the maximum range divided by the scroll boundary 11 setting to be scrolled to another area. have. For example, (601) of FIG. 6- (a) is scrolled and moved to (601) of FIG. 6- (b), and (701) of FIG. 7- (a) is scrolled to FIG. 7- ( and moved to 701 in b).

According to an embodiment of the present invention with reference to FIGS. 8 and 9, the scroll controller 130 may scroll such that an area divided by one or more is hidden in a preset scroll boundary direction, or at least a portion of the hidden electronic document is hidden. It may include a scroll display control unit 135 to be displayed. For example, 801 of Fig. 8- (a) is scrolled to be hidden by 802 of Fig. 8- (b), or 802 of Fig. 9- (a) is scrolled to ( 801). At this time, at least a part of 801 of FIG. 8- (a) hidden according to the scroll operation size may be displayed.

According to an embodiment of the present invention with reference to FIG. 10, the scroll control unit 130 is fixed to the middle of the upper, middle, and lower regions divided by two scroll boundaries, and is not scrolled. Can be scrolled. For example, 1003 of Fig. 10- (a) does not scroll in a fixed state, and 1004 and 1005 of Fig. 10- (a) are denoted by 1006 and (10) of Fig. 10- (b). 1007) can be hidden.

According to an embodiment of the present invention with reference to FIG. 11, the apparatus 100 for controlling scrolling of an electronic document may include a scale controller (not shown) for controlling a user to enlarge or reduce an electronic document based on a scroll boundary. It may further include). For example, the portion 1103 that does not correspond to the position 1101 at which the user starts inputting in Fig. 11- (a) is enlarged downward to the right diagonal with respect to the scroll boundary, Magnification display 1104 may be performed by magnification operation 1102. As another example, even when the input is enlarged at the position of 1105 or 1106 of Fig. 11- (a), 1103 of Fig. 11- (a) may be enlarged to 1104 of Fig. 11- (b). Can be. On the other hand, in the case of scrolling the enlarged displayed electronic document in the horizontal direction, it can be performed based on the horizontal scroll maximum range 503 of Fig. 5 (a).

According to an embodiment of the present invention with reference to FIG. 12, the scroll controller 130 sets a limit angle section for scrolls input at a minute diagonal angle, and corresponds to a scroll angle input within a limit angle. To scroll in the vertical or horizontal direction. For example, when FIG. 12- (a) performs the vertical scroll 1202 or the horizontal scroll 1203 from the user's scroll start position 1201, FIG. 12- (b) shows the user from the scroll start position 1201. The scroll input in the vertical scroll limit angle section 1205 may be performed by the vertical scroll 1202, and the scroll input in the horizontal scroll limit angle section 1204 may be performed by the horizontal scroll 1203. At this time, the scroll of the angle outside the horizontal scroll limit angle section 1204 and the vertical scroll limit angle section 1205 of FIG. 12- (b) may be calculated as an operation value corresponding to an input value and scrolled in a diagonal direction.

How to control electronic document scrolling

13 is a flowchart illustrating a method of controlling an electronic document scroll according to an embodiment of the present invention.

The electronic document displayed and displayed on the screen is analyzed based on the user's or developer's setting, and the maximum range of the single number that can be operated by one scroll input by the user is stored separately for at least one of horizontal scroll and vertical scroll. (S301). In this case, the maximum range may be equal to or less than the size of the electronic document displayed on one screen, and may be set to the size of one or more words of text such that the electronic document stops at least once on the screen.

In operation S302, it is determined whether the user inputs at least one of the scroll boundary setting, the movement setting, and the setting release. In this case, when there is no scroll boundary setting, the process may proceed to the scroll input reception (S306).

If there is a scroll boundary setting, a scroll boundary setting value is received and a corresponding setting (S303) is performed.

In addition, the plurality of maximum ranges that may be operated by one scroll input may be stored separately in at least one of horizontal scroll and vertical scroll (S304). In this case, when the user changes the scroll boundary (S305), the maximum range may be changed and stored (S304).

Then, the scroll input by the user is received (S306). In this case, when the limit angle section is not set, the process may proceed to S308.

On the other hand, when the limit angle section is set, it is determined whether the scroll angle included in the limit angle section (S307). In this case, in the case of an angle included in the limit angle section, a maximum range to which the scroll input value is applied is matched (S308).

Then, it is determined whether the input value exceeds at least one preset maximum range (S309). In this case, when the determined input value exceeds the maximum range, the maximum range may be calculated as an operation value (S310), and when the determined input value is less than or equal to the maximum range, it may be calculated as an operation value corresponding to the input value (S311).

In the case of the scroll angle out of the limit angle section in step S307, the operation value is calculated using the scroll angle and the size of the diagonal direction corresponding to the input value (S312).

In operation S313, the electronic document may be scrolled using the calculated operation value.

In this case, the scrolling may be performed by at least one of display, hidden, and hidden partial display preset by the user (S314).

In addition, in any one of (S301) and (S302), the electronic document may be enlarged in the right diagonal direction based on the scroll boundary and limited to enlarge in the left diagonal direction. It is possible to calculate only the magnification input size without distinguishing the position where the user inputs the magnification. If the position where the input is enlarged coincides with the position that the user intends to enlarge, the input value may be enlarged. At this time, the maximum range of the enlarged electronic document may be stored in the enlarged size (S304).

The flow included in the above-described electronic document scroll control method may be configured by dividing each of the detailed steps individually or by combining a plurality of steps.

The above embodiments of the present invention may be stored in a computer readable recording medium in the form of program code or instructions for execution through various computer components. The computer-readable recording medium refers to a medium that stores data semi-permanently and is read by a device, not a medium storing data for a short time such as a register, a cache, a memory, and the like. In addition, program instructions, data files, data structures, and the like may be included alone or in combination. Program code or instructions recorded on the media may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical media such as CD-ROMs, DVDs, magnetic-optical media such as floppy disks, and the like. Hardware devices specifically configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like, are included. Examples of program instructions include not only machine code generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter or the like. The computer readable recording medium may be non-transitory computer readable medium. The hardware device may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

In the present invention as described above has been described by the specific embodiments, such as specific components and limited embodiments and drawings, but this is provided to help a more general understanding of the present invention, the present invention is not limited to the above embodiments. For those skilled in the art, various modifications and variations are possible from these descriptions.

Accordingly, the spirit of the present invention should not be limited to the described embodiments, and all of the equivalents and equivalents of the claims as well as the claims belong to the scope of the present invention.

100: scroll control device
11: scroll border
12: Scroll boundary (additional)
501: Maximum vertical scroll range (top)
502: vertical scroll maximum range (bottom)
503: horizontal scroll maximum range
504: scroll input value (top)
505: Scroll operation value (upper)
506: scroll input value (bottom)
507: scroll motion value (lower)

Claims (16)

In the method of controlling the electronic document scroll,
A scroll range recognizing step of storing a scroll maximum range operable by one input by a user below a size at which an electronic document is displayed;
A scroll operation calculating step of calculating the maximum range as an operation value when the scroll input value by the user exceeds the maximum range; And
Scrolling the electronic document in a range corresponding to the operation value;
The maximum range is set by dividing the maximum range of the upper region and the maximum range of the lower region for the vertical scroll input according to the position of the scroll boundary fixedly set on the display unit, and the scroll input value exceeding the maximum range. The operation value for is calculated based on the maximum range for the region that starts the scroll input,
The maximum range is set to a size of at least one word of text such that all portions of the electronic document stop at least once on the display,
When the user enlarges the electronic document, the electronic document is enlarged in a diagonal direction without departing from the left edge of the display unit and the scroll boundary based on the scroll boundary without distinguishing the position where the enlargement input is performed. Electronic document scroll control method characterized in that for storing including the maximum scroll range for the horizontal direction of the electronic document In the method of controlling the electronic document scroll,
A scroll range recognizing step of storing a scroll maximum range operable by one input by a user below a size at which an electronic document is displayed;
A scroll operation calculating step of calculating the maximum range as an operation value when the scroll input value by the user exceeds the maximum range; And
Scrolling the electronic document in a range corresponding to the operation value;
The maximum range is the size of an electronic document displayed at one time on the display unit, and when the vertical scroll input value performed at a portion of the display unit exceeds the maximum range, the maximum range is calculated as an operation value. Become,
The maximum range is set to a size of at least one word of text such that all portions of the electronic document stop at least once on the display,
When the user enlarges the electronic document, the electronic document does not distinguish between the position at which the enlargement input is performed and the diagonal direction which does not deviate from the left edge of the display unit and the upper edge of the electronic document, based on the upper left end portion. The electronic document scroll control method characterized in that the enlarged to the, including the maximum scroll range for the horizontal direction of the electronic document to be stored; In the method of controlling the electronic document scroll,
A scroll range recognizing step of storing a scroll maximum range operable by one input by a user below a size at which an electronic document is displayed;
A scroll operation calculating step of calculating the maximum range as an operation value when the scroll input value by the user exceeds the maximum range; And
Scrolling the electronic document in a range corresponding to the operation value;
The maximum range is set to be divided into an upper region and a lower region for the vertical scroll input according to the position of the scroll boundary fixedly set on the display unit, the operation value for the scroll input value exceeding the maximum range is It is set to be calculated based on one maximum range set to any one of the upper region and the lower region without distinguishing the region to start scroll input,
The maximum range is set to a size of at least one word of text such that all portions of the electronic document stop at least once on the display,
When the user enlarges the electronic document, the electronic document is enlarged in a diagonal direction without departing from the left edge of the display unit and the scroll boundary based on the scroll boundary without distinguishing the position where the enlargement input is performed. Electronic document scroll control method characterized in that for storing including the maximum scroll range for the horizontal direction of the electronic document The method of claim 1 or 3,
The scroll boundary setting step,
Electronic document scroll control method to move the position of the scroll boundary set by the user's input, or to release the scroll boundary set by the user's input The method according to any one of claims 1 to 3,
If the scroll input value is less than or equal to the maximum range, the electronic document scroll control method of calculating the operation value to the maximum range The method according to claim 1 or 3,
The scroll operation may be hidden by the scroll boundary with an operation value calculated by an input value for scrolling in the scroll boundary direction for at least one of the one or two maximum ranges set. And a scroll display control step of displaying on the display unit an operation value calculated by an input value scrolling in the opposite direction of the scroll boundary. The method according to any one of claims 1 to 3,
The scroll operation step,
A scroll limit angle section for the electronic document is set,
Electronic document scroll control method for limiting the scroll in the diagonal direction to scroll only in the horizontal or vertical direction for the user's scroll input performed within the limit angle section A computer-readable recording medium having recorded thereon a program for performing the method of any one of claims 1 to 3. A computer program stored on a medium for executing the method of any one of claims 1 to 3 in combination with hardware. An apparatus for controlling electronic document scrolling,
An input unit providing a user input interface;
A display unit for outputting the electronic document;
A scroll controller to control scrolling of the electronic document; And
A storage unit,
The storage unit includes a program configured to be executed by the controller, and stores the program, wherein the program includes instructions for performing any one of the methods of claim 1.
delete delete delete delete delete delete

Images