JPH03249695A - Freely crisscrossed display device - Google Patents

Abstract

PURPOSE:To utilize the same document in an optional display direction by receiving a display direction instruction from a user, identifying the attribute of a document and determining whether the size of the document is converted, and performing display conversion arithmetic according to the instruction. CONSTITUTION:When a display direction instruction reception part 2 receives an indication regarding the direction of a display from the user or when a document identification part 3 receives new document information, a conversion determination part 4 identifies the direction of an expected display according to the user's instruction and the attribute of the document. Further, whether the document needs to be enlarged or reduced is determined according to the direction of the display and the type of the document. A coordinate transforming part 5 and an enlargement/reduction conversion part 6 which receive information perform calculation based upon the information and display the result after coordinate transformation calculation and enlargement/reduction calculation on the display. Consequently, the user can uses the display both longitudinally and laterally for the same document.

Description

[Detailed Description of the Invention] [Summary] Regarding a vertically and horizontally adjustable display device in which the orientation of a rectangular display can be freely set vertically or horizontally, conventional devices automatically determine the document type (vertical or horizontal). The purpose of this project is to solve the problem of the display being unable to identify and select the appropriate display orientation, and instead changing the display orientation based on the user's instructions. a document attribute identification unit; a conversion determination unit that determines whether or not to convert the size of the document; an enlargement/reduction conversion unit and a coordinate conversion unit that perform display conversion operations according to instructions from the conversion determination unit. and configure it.

[Industrial Field of Application] The present invention relates to a vertically and horizontally adjustable display device in which the orientation of a rectangular display screen (also referred to as a "display" in this specification) can be freely set vertically or horizontally. The document is automatically displayed in the display orientation that matches the type (vertical, horizontal) and size of the document, and when the user (device user) gives an instruction to change the display orientation while the document is being displayed, the The present invention relates to a horizontally adjustable display device in which a document is enlarged or reduced and displayed appropriately on the display.

[Prior Art] With the development of user interfaces for computers in recent years, users are now able to adjust the display device to match the orientation of the document. Display devices that can be rotated vertically and horizontally are now available. With this vertically and horizontally adjustable display device, when an originally vertical document is displayed on a horizontal display, it cannot be displayed completely on the horizontal display, so change the display direction and make it a vertical display to display the vertical document. That is.

That is, FIG. 9 is a diagram for explaining the display direction of the vertically and horizontally adjustable display device, and when the vertical display 51 shown in FIG. 9(a) is rotated in the direction of arrow rc3'', The display 51 is configured so that the user can freely set the direction of the display 51 according to the direction of the document, such as setting the display 51 to the horizontal direction shown in the drawing, or changing the direction from the horizontal direction to the vertical direction.

[Problems to be Solved by the Invention] The conventional vertically and horizontally adjustable display device described above automatically finds the document type (vertical or horizontal) and displays the document in a display direction that matches the document type. However, the user had to instruct the user to change the vertical and horizontal directions of the display, which was cumbersome.

Further, even if the user wanted to change the display direction at will, the display size of the document remained constant, making it impossible for the user to view the entire contents of the document in any direction.

The present invention was developed in view of the above problems, and the display device automatically detects the document type (vertical or horizontal) and the size to be displayed, and adjusts the display direction to match the document type and size. An object of the present invention is to provide a vertically and horizontally adjustable display device that displays a document and allows a user to use the same document in any display orientation.

[Means for Solving the Problems] According to the present invention, the above objects are achieved by the means described in the claims.

That is, the present invention provides a display device having a rectangular display, which can freely change the direction of the display vertically or horizontally, in which a document is used in the vertical direction of the display. A display direction instruction reception unit that accepts the selection instruction from the device user regarding whether to use the device in horizontal or horizontal orientation, and identification of the attributes of the newly loaded document.
a document identification unit that determines whether the document is vertical or horizontal; and a document identification unit that identifies the orientation of the document from an instruction from a device user or an attribute of the document;
A conversion determination unit that determines whether or not the size of the document needs to be converted; and an enlargement/reduction unit that performs enlargement or reduction operations on the document according to instructions from the conversion determination unit.
A reduction conversion unit and a coordinate conversion unit that calculates the display coordinate position of the document on the display according to instructions from the conversion determination unit are provided, and the display direction can be automatically adjusted according to the device user's instructions or the type of document. This is a vertically and horizontally adjustable display device that allows you to set up the document and convert the size of the document according to the set display direction.

This will be explained more clearly using figures below.

That is, FIG. 1 is a diagram explaining the principle of the present invention, in which 1 is a display orientation setting/display conversion section in a display device, 2 is a display orientation instruction reception section, 3 is a document identification section,
Reference numeral 4 represents a conversion determination section, 5 a coordinate conversion section, and 6 an enlargement/reduction conversion section.

As shown in the figure, the vertically and horizontally adjustable display device of the present invention is provided with a display orientation setting/display conversion unit 1, and the display orientation setting/display conversion unit 1 receives instructions from the user. 2, a document identification unit 3 that receives document information and identifies the attributes of the document, a conversion determination unit 4 that also determines the conversion content of the document based on the document attributes and user instructions, and the conversion determination unit 4. A coordinate conversion unit 5 that performs conversion according to the converted contents, and a
It is composed of a reduction conversion section 6.

[Function] In the vertically and horizontally adjustable display device of the present invention, for example, the first
In the configuration shown in the figure which explains the principle of the present invention, the display direction instruction receiving section 2 in the display direction setting/display conversion section 1 receives an instruction regarding the display direction from the user, or the document identification section 3 receives new document information. Upon receiving the document, the conversion determining unit 4 identifies the orientation of the display to be displayed based on the user's instructions and document attributes, and enlarges or reduces the document based on the display orientation and document type (vertical, horizontal). Decide what you need.

The information on whether to change the display vertically or horizontally is passed to the switching unit 5, and it is used to either enlarge the document or
Information as to whether to reduce the size or not is passed to the enlargement/reduction conversion unit 6.

Having received the information, the coordinate conversion section 5 and the enlargement/reduction conversion section 6 perform calculations according to the information, and display the results after the coordinate conversion calculation and the enlargement/reduction calculation on the display.

[Example] An embodiment of the present invention will be described below.

First, an example of the external configuration of the horizontally and vertically adjustable display device used in this embodiment will be shown.

That is, FIG. 2 is a diagram showing an example of a display device equipped with a vertically and horizontally adjustable display, in which reference numeral 10 denotes the display device main body, and 11
12 represents a display, and 12 represents a vertical/horizontal rotation button.

Note that FIG. 2(a) shows an ordinary vertically and horizontally adjustable display, and FIG. 2(b) shows an example of a display that can be folded in two in the middle of the vertical direction and closed together with the display 11.

The display device shown in FIG. 2(a) and FIG. 2(b) has a vertical/horizontal rotation button 12 on the display device IO that the user can instruct.
have. By pressing this vertical/horizontal rotation button 12, the orientation of the document being displayed on the display 11 can be changed.

Further, the vertical/horizontal rotation button 12 may be a mechanical button, a command instruction on a menu may be substituted, or a software button may be used, and the configuration means thereof are not particularly limited.

FIG. 3 is a diagram explaining the operation of the embodiment of the present invention (part 1).
) and is a diagram showing an example of how the screen changes when the vertical/horizontal rotation button is pressed.

In other words, the horizontal document shown in Figure 3(a) (
If you want to view a picture of tulips) 13 with the display 11 in portrait mode, press the vertical/horizontal rotation button 12 to reduce the size of the document 13 and adjust the display 11 vertically as shown in Figure 3(b). The document 14 is displayed according to the direction.

At this time, the aspect ratio of the original document 13 (
a: b) is maintained even after conversion (a:b=a':
b').

FIG. 4 is a diagram explaining the operation of the embodiment of the present invention (Part 2)
By reducing the vertical document 15 shown in FIG. 4(a), the display 1 is displayed as shown in FIG. 4(b).
This is an example of displaying in accordance with the horizontal direction of 1.

The specific operation of the present invention described above is realized by each component in the display direction setting/display conversion unit 1 shown in FIG. 1, and the processing operations in each component are shown in FIGS. 5 to 8. This is shown in the processing flow up to.

In the processing flows from FIG. 5 to FIG. 8, solid arrow lines represent the flow of processing, and broken arrow lines represent the flow of important data transferred between each component.

Below, each figure will be briefly explained.

FIG. 5 is a diagram showing the processing flow of the display direction instruction receiving section. Note that this instruction and information are saved as display direction instruction data.

FIG. 6 is a diagram showing the processing flow of the document identification unit. When reading a document, the attributes of the document are determined, whether the document is vertical or horizontal is determined based on the attributes, and the document type is determined based on the attributes. Saved as data.

FIG. 7 is a diagram showing the processing flow when displaying a new document, in which the document identification unit determines the display direction by identifying the attributes of the newly read document and performs display conversion. This shows the processing flow from the coordinate conversion section to the coordinate transformation section.

Further, FIG. 8 is a diagram showing a processing flow when the direction of the display is set according to a user's instruction.

In addition, "magnification data" in FIGS. 7 and 8 is "magnification;
-1", the document is reduced, and "magnification =
1”, the document is enlarged, and “Magnification = 0”
'' means that the document size remains the same.

[Effects of the Invention] As explained above, according to the vertically and horizontally adjustable display device of the present invention, when a document is newly loaded, the display direction is adjusted to suit the type (vertical, horizontal) and size of the document. If you automatically display a document and give an instruction to change the display orientation while the document is being displayed, the document will be automatically enlarged or reduced and displayed in the display orientation desired by the user, allowing the user to easily view the document. This has the effect of saving the trouble of changing the orientation of the display according to the format (vertical or horizontal), and allowing the user to use the display either vertically or horizontally for the same document.

[Brief explanation of drawings]

Fig. 1 is a diagram illustrating the principle of the present invention, Fig. 2 is a diagram illustrating an example of a display device equipped with a vertically and horizontally adjustable display, and Fig. 3 is a diagram illustrating the operation of an embodiment of the present invention (part 1). , FIG. 4 is a diagram (part 2) explaining the operation of the embodiment of the present invention, FIG. 5 is a diagram showing the processing flow of the display direction instruction receiving section, and FIG. 6 is a diagram showing the processing flow of the document identification section. , 7th
Figure 8 shows the processing flow when displaying a new document, Figure 8 shows the processing flow when setting the display direction according to user instructions, and Figure 9 shows w1.
FIG. 2 is a diagram illustrating a display direction of a horizontally adjustable display device. 1...Display direction setting/display conversion section, 2
...Display direction instruction reception section, 3...
...Document identification section, 4...Conversion determination section,
5...Coordinate conversion unit, 6...Enlargement/reduction conversion unit, 10...Display device, 11...
Display, 12...Vertical/horizontal rotation button, 13
．． 14.15.16...Document on display

Claims (1)

[Claims] A vertically and horizontally adjustable display device having a rectangular display, in which the orientation of the display can be freely changed between vertical and horizontal directions, wherein a document is used in the vertical direction of the display. A display direction instruction reception unit that accepts the selection instruction from the device user regarding whether to use the device in horizontal or horizontal orientation, and identification of the attributes of the newly loaded document.
a document identification unit that determines whether the document is vertical or horizontal; and a document identification unit that identifies the orientation of the document from an instruction from a device user or an attribute of the document;
a conversion determination unit that determines whether or not the size of the document needs to be converted; an enlargement/reduction conversion unit that performs enlargement or reduction operations on the document according to instructions from the conversion determination unit; A coordinate conversion unit is provided which calculates the display coordinate position of the document on the display according to the instructions of the device user, and displays the document in the direction specified by the device user or in the direction of the display according to the type of document, and also changes the direction of the display. A vertically and horizontally adjustable display device that converts the size of a document and displays it according to the size of the document.