JP2009157777A - Electronic apparatus and image display program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electronic apparatus and an image display program, wherein visibility is not lost even if a character image is magnified for display, with a cost being suppressed. <P>SOLUTION: In the electronic apparatus, a user selects an item for magnifying a character image 122 through an operation part 13 if the character image 122 displayed on a display screen 120 is too small to be read. A control part 100 magnifies the character image 122 displayed on the display screen 120 and displays it. If the contrast between a background image 121 and the character image 122 is low, the contrast between the background image 121 and the character image 122 is enhanced for displaying, as shown in figure 3B(d), since a user is difficult to view the character image 122 even if the character image 122 is magnified and displayed. Thus the user can view the character image 122. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

    The present invention relates to an electronic device and an image display program.

  As a conventional technique, the display means capable of displaying text based on a plurality of display formats, operation keys, the size of the text displayed by the display means according to the operation of the operation keys, and the text display format There is known a portable terminal device including a control unit that adjusts the display content of a text in accordance with (see, for example, Patent Document 1).

  According to this portable terminal device, visibility can be improved by increasing the character size of the text displayed on the display means.

  Further, as a conventional technique, one is selected from among a data table storage unit storing a plurality of display modes defining a screen display format and a plurality of display modes stored in the data table storage unit. Display mode selection means, display control means for converting the display format of the screen displayed on the display section into a display mode based on the selection by the display mode selection means, and displaying on the display section, and display mode selection means There is known a screen display control device including a setting storage unit that stores the setting of the display mode selected in (see, for example, Patent Document 2).

According to this screen display control device, the display mode of the screen can be automatically switched so as to adapt to changes in the visual characteristics of the user, changes in the visual characteristics, display characteristics of the mobile terminal, and changes in the usage environment.
JP 2004-364325 A JP 2003-150291 A

  However, according to the conventional portable terminal device, there is a problem that it becomes difficult to see the text by increasing the character size depending on the background image and the color of the text. In the latter screen display control device, depending on the character size, there is a problem. Although the illuminance of the display means can be changed, there is a problem that the number of components is increased and the cost is increased.

  Accordingly, an object of the present invention is to provide an electronic device and an image display program capable of suppressing the cost without losing visibility even when a character image is enlarged and displayed.

(1) In order to achieve the above object, the present invention provides a display unit that displays a background image, a character image, and an image, an operation unit that accepts an operation for selecting the size of the character image, and the display based on the selection operation. A control unit that performs a first change process of the size of the character image displayed on the part and performs a second change process of the background image based on the first change process. Provide electronic equipment.

  According to such a configuration, the character image can be enlarged and displayed without losing visibility.

(2) In order to achieve the above object, the present invention provides a first change step in which the computer performs a first change process of the size of the character image displayed on the display unit based on the selection operation; A second change step of performing a second change process of the background image based on the change process of the image, and displaying the background image and the character image on which the first and second change processes have been performed on the display unit Provided is an image display program characterized by functioning as a display step.

  According to such an image display program, a character image can be enlarged and displayed without losing visibility.

  According to the present invention, a character image can be enlarged and displayed without losing visibility.

  Embodiments of an electronic apparatus according to the present invention will be described below in detail with reference to the drawings.

[Embodiment]
(Configuration of electronic device 1)
FIG. 1 is a perspective view of an electronic apparatus according to an embodiment of the present invention. The electronic device 1 receives broadcast waves from the outside via the antenna 15 and outputs audio and video, or reproduces music and video data stored in a built-in storage unit, which will be described later, to output audio and video. It is a multimedia player that can output. In addition, the electronic device 1 stores an electronic component such as a CPU (Central Processing Unit) as a control unit, which will be described later, in the main body 10, and a power source that switches the power-on state (power on / off) of the electronic device 1 on the front surface. The switch 11, the display unit 12 including a liquid crystal display panel that displays a character image, an image, and the like, the operation unit 13 including a plurality of switches that can perform menu operation, volume operation, channel switching operation, and the like, and audio are output. The audio output unit 14, an antenna 15 that can receive broadcast waves, and a stand 110 that can tilt the electronic device 1 are schematically configured.

  FIG. 2 is a block diagram of the electronic device according to the embodiment of the present invention. In addition to the power switch 11, the display unit 12, the operation unit 13, the audio output unit 14, and the antenna 15, the electronic device 1 encodes a broadcast wave received by the antenna 15 and displays the display unit via the control unit 100. 12 includes a tuner 16 that displays a broadcast program, a storage unit 17 that includes an HDD (Hard Disc Drive) as an example, and a control unit 100 that controls each unit. The storage unit 17 stores a main program 170 and a setting table 171 to be described later, and the control unit 100 reads out and executes them.

(Configuration of display screen 120)
FIG. 3A (a) is a schematic diagram of a display screen before the character size changing process according to the embodiment of the present invention, and FIG. 3A (b) is a diagram after the character size changing process according to the embodiment of the present invention. FIG. 3B (c) is a schematic view of the display screen, FIG. 3B (c) is an enlarged view of the display screen when the character color and the background image according to the embodiment of the present invention are not changed, and FIG. 3B (d) is the present invention. It is an enlarged view of a display screen at the time of changing the character color and background image concerning an embodiment.

  The display screen 120 is a screen of the display unit 12 that displays a character image 122 or the like, and includes a background image 121 that is a background image, a character image 122 that is an image representing characters such as “TV”, and “TV”. ”And“ Music ”, a first icon 124 representing the reception status of the broadcast wave received by the antenna 15 as an image, and a second icon 125 representing the remaining battery level as an image. And is schematically configured.

(Configuration of setting table 171)
FIG. 4 is a schematic diagram of a setting table according to the embodiment of the present invention. The setting table 171 is provided for each display screen 120, and the setting table 171 shown in FIG. 4 is an example. The setting table 171 is set in advance by the designer. As an example, the standard display 171a, the enlarged display 171b, the background image 121, the character color 122a representing the color of the character image 122, and display items are displayed. 123, a first icon 12, a second icon 125, and an arrangement 126 that determines the arrangement of the character image 122 and the like. For example, when the background image 121 of the standard display 171a on a certain display screen 120 is “background A”, the control unit 100 refers to the setting table 171 as the character image 122 is enlarged, Change to “B”. Similarly, when the first icon 124 of the standard display 171a on a certain display screen 120 is “icon A”, the control unit 100 refers to the setting table 171 as the character image 122 is enlarged, and The icon 124 is changed to “icon B”. The setting table 171 has such a table based on the type and color of the character image 122 and the content displayed on the display screen 120 for each display screen 120, and the control unit 100 stores the character image 122. Each time a change in size is instructed, the setting table 171 is referred to cause the display unit 12 to perform an appropriate display.

  The operation of the electronic device of the present invention will be described in detail below with reference to FIGS. 1 to 4 and FIGS.

(About change processing of the background image 121 accompanying the size change of the character image 122)
First, the change process of the background image 121 accompanying the enlargement of the size of the character image 122 is demonstrated according to the flowchart of FIG.

  The user turns on the power switch 11 to turn on the electronic device 1. When the power switch 11 is turned on, the control unit 100 of the electronic device 1 reads the main program 170 stored in the storage unit 17 and causes the display unit 12 to display the display screen 120 illustrated in FIG. It is assumed that the character image 122 displayed on the display screen 120 at this time is the standard display 171a.

  Since the character image 122 displayed on the display screen 120 illustrated in FIG. 3A is small and difficult to read, the user selects an item for enlarging the character image 122 via the operation unit 13. When an instruction to change the image 122 is received via the operation unit 13 (S11; Yes), the character image 122 displayed on the display screen 120 is enlarged and displayed (S12; first change step). Here, in step 11, when there is no instruction to change the character image 122 (S11; No), the control unit 100 waits for the next operation with the display screen 120 shown in FIG. 3A (a).

  The control unit 100 refers to the enlarged display 171b of the setting table 171 in the display screen 120 stored in the storage unit 17 based on the enlarged display instruction of the character image 122, and as shown in FIG. The background image 121 “background A” is changed to “background B”, the character color 122a “character color A” is changed to “character color B”, and the first and second icons 124, 125 “icon A”, “ The “icon C” is changed to “icon B” and “icon D” (S13; second change step) and displayed on the display unit 12 (display step). For example, as shown in FIG. 3B (c), when the contrast between the background image 121 and the character image 122 is low, it is difficult for the user to visually recognize the character image 122 even if the character image 122 is enlarged. Become. However, as shown in FIG. 3B (d), when the contrast between the background image 121 and the character image 122 is increased, the user can visually recognize the character image 122. By the changing process of the control unit 100, the contrast between the enlarged character image 122 and the background image 121 is increased, and the display screen 120 having high visibility for the user can be displayed on the display unit 12. Note that the background image 121 may be changed by, for example, blurring the background image 121, in other words, changing the focus, making the image different in brightness, or changing the pigment.

(Regarding the changing process of the display item 123 accompanying the size change of the character image 122)
FIG. 6A is a schematic diagram of a display screen before the character size changing process according to the embodiment of the present invention, and FIG. 6B is a diagram after the character size changing process according to the embodiment of the present invention. It is the schematic of a display screen. The change process of the display item 123 accompanying the enlargement of the size of the character image 122 will be described with reference to the flowchart of FIG.

  When the user turns on the electronic device 1 according to the above-described procedure, the control unit 100 causes the display unit 12 to display the display screen 120 illustrated in FIG.

  The user selects an item for enlarging the character image 122 via the operation unit 13 because the character image 122 displayed on the display screen 120 shown in FIG. When an instruction to change the image 122 is received via the operation unit 13 (S21; Yes), the character image 122 displayed on the display screen 120 is enlarged and displayed (S22; first change step). Here, in step 21, when there is no instruction to change the character image 122 (S21; No), the control unit 100 waits for the next operation with the display screen 120 shown in FIG.

  When the character image 122 is enlarged, the display item 123 “item A” may not be displayed on the display screen 120 due to the enlarged display. Therefore, it is assumed that “item B” is provided for each display screen 120 as a setting in which an item having a high necessity is left in advance and is described in the setting table 171.

  Upon receiving the enlargement instruction for the character image 122 via the operation unit 13, the control unit 100 displays the enlarged display 171 b of the setting table 171 on the display screen 120 stored in the storage unit 17 based on the enlargement display instruction for the character image 122. Referring to FIG. 6B, the display item 123 is changed to “item B”, the background image 121 “background A” is changed to “background B”, and the character color 122a “character color A” is changed. Is changed to “character color B”, and the first and second icons 124 and 125 “icon A” and “icon C” are changed to “icon B” and “icon D” (S23; second change step) ) And display on the display unit 12. By the changing process of the control unit 100, it is possible to eliminate the possibility that a highly necessary item due to the enlarged character image 122 is not displayed (displayed on the next screen), and the display screen 120 that is highly convenient for the user. Can be displayed on the display unit 12.

(Regarding the layout change processing of the character image 122 accompanying the size change of the character image 122)
FIG. 8A is a schematic diagram of a display screen before the character size changing process according to the embodiment of the present invention, and FIG. 8B is a diagram after the character size changing process according to the embodiment of the present invention. It is the schematic of a display screen. The layout change process of the character image 122 accompanying the enlargement of the character image 122 will be described with reference to the flowchart of FIG.

  When the user turns on the electronic device 1 according to the above-described procedure, the control unit 100 causes the display unit 12 to display the display screen 120 illustrated in FIG. The display item 123 displayed on the display screen 120 displays the version number of the electronic device 1 as an example, and is important when inquiring the manufacturer about repair of the electronic device 1 or the like.

  The user operates the operation unit 13 to display the version number and the like, and the control unit 100 displays the display screen 120 shown in FIG. 8A on the display unit 12 based on the operation instruction from the operation unit 13. Let

  The user selects an item for enlarging the character image 122 via the operation unit 13 because the character image 122 displayed on the display screen 120 shown in FIG. When an instruction to change the image 122 is received via the operation unit 13 (S31; Yes), the character image 122 displayed on the display screen 120 is enlarged and displayed (S32; first change step). Here, in step 31, when there is no instruction to change the character image 122 (S31; No), the control unit 100 waits for the next operation with the display screen 120 shown in FIG.

  When the character image 122 is enlarged and displayed, the display item 123 shown in FIG. 8A may not be displayed on the display screen 120 because the item is enlarged and displayed. However, for example, there is a case where the character image 122 cannot be displayed because an image that is not directly related to the information to be known is included like the logo image 123a included in the display item 123 shown in FIG. is there. Therefore, it is assumed that “arrangement B” that is a setting in which images and items that are less necessary are rearranged in advance is provided in the arrangement 126 in the setting table 171.

  The control unit 100 that has received the enlarged display instruction of the character image 122 via the operation unit 13 refers to the enlarged display 171b of the setting table 171 stored in the storage unit 17 based on the enlarged display instruction of the character image 122. As shown in FIG. 8B, the display screen 120 is changed to “arrangement B”, the background image 121 “background A” is changed to “background B”, and the character color 122a “character color A” is changed to “character color”. B ”, the first and second icons 124 and 125“ icon A ”and“ icon C ”are changed to“ icon B ”and“ icon D ”(S33; second changing step), and the display unit 12 is displayed (display step). When the character image 122 is enlarged by the changing process of the control unit 100, important items are not displayed (displayed on the next screen) by not displaying, for example, the logo image 123a that is not directly related to the information to be known. The display screen 120 that is highly convenient for the user can be displayed on the display unit 12.

  Although each of the three change processes has been described so far, the above change processes may be performed in combination for the same display screen 120. In this embodiment, the enlargement of the character image 122 from the standard display 171a has been described. However, even when the character image 122 is reduced, for example, increasing the contrast of the background image 121 and the character image 122a is also effective. It is.

(effect)
According to the above-described embodiment, the contrast between the enlarged character image 122 and the background image 121 is increased, and the display screen 120 with high visibility for the user can be displayed on the display unit 12. Further, according to the present embodiment, it is possible to eliminate the possibility that an item that is highly necessary due to the enlarged character image 122 is not displayed (displayed on the next screen), and a display screen that is highly convenient for the user. 120 can be displayed on the display unit 12 and, for example, by not displaying the logo image 123a that is not directly related to the information that the user wants to know, a highly necessary item is not displayed (displayed on the next screen). The display screen 120 that is highly convenient for the user can be displayed on the display unit 12. Furthermore, according to the above-described embodiment, the visibility of the enlarged character image 122 can be enhanced without using a sensor or the like for detecting the brightness of the surroundings. Can be suppressed.

  The present invention is not limited to the above-described embodiment, and various modifications can be made without departing from or changing the technical idea of the present invention. In the above-described embodiment, the electronic apparatus 1 is taken as an example and described as hardware. However, the image display program of the present invention may be provided as software.

It is a perspective view of the electronic device which concerns on embodiment of this invention. It is a block diagram of the electronic device which concerns on embodiment of this invention. (A) is the schematic of the display screen before the character size change process which concerns on embodiment of this invention, (b) is the outline of the display screen after the character size change process which concerns on embodiment of this invention. FIG. (C) is an enlarged view of the display screen when the character color and the background image according to the embodiment of the present invention are not changed, and (d) is the character color and the background image according to the embodiment of the present invention. It is an enlarged view of a display screen when changed. It is the schematic of the setting table which concerns on embodiment of this invention. It is a flowchart which concerns on embodiment of this invention. (A) is the schematic of the display screen before the character size change process which concerns on embodiment of this invention, (b) is the outline of the display screen after the character size change process which concerns on embodiment of this invention. FIG. It is a flowchart which concerns on embodiment of this invention. (A) is the schematic of the display screen before the character size change process which concerns on embodiment of this invention, (b) is the outline of the display screen after the character size change process which concerns on embodiment of this invention. FIG. It is a flowchart which concerns on embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Electronic device, 10 ... Main body, 11 ... Power switch, 12 ... Display part, 13 ... Operation part, 14 ... Audio | voice output part, 15 ... Antenna, 16 ... Tuner, 17 ... Memory | storage part, 100 ... Control part, 110 ... Stand, 120 ... display screen, 121 ... background image, 122 ... character image, 122a ... character color, 123 ... display item, 123a ... logo image, 124 ... first icon, 125 ... second icon, 126 ... arrangement, 170 ... main program, 171 ... setting table, 171a ... standard display, 171b ... enlarged display

Claims (8)

A display unit for displaying a background image, a character image, and an image;
An operation unit for receiving an operation of selecting the size of the character image;
A control unit that performs a first change process of the size of the character image displayed on the display unit based on the selection operation, and performs a second change process of the background image based on the first change process When,
An electronic device characterized by comprising:   2. The control unit according to claim 1, wherein when the first change process of the size of the character image is performed based on the selection operation, the color of the character image is changed based on the background image. The electronic device as described in.   The said control part changes the arrangement | positioning of the said character image and the said image, when performing the said 1st change process of the magnitude | size of the said character image based on the said selection operation. Electronics.   The control unit, when performing the first change processing of the size of the character image based on the selection operation, the number of the character image and the number of images to be displayed based on the necessity to display on the display unit The electronic device according to claim 1, wherein the electronic device is changed. Computer
A first change step for performing a first change process of the size of the character image displayed on the display unit based on the selection operation;
A second changing step of performing a second changing process of the background image based on the first changing process;
A display step of causing the display unit to display the background image and the character image on which the first and second change processes have been performed;
An image display program characterized by being made to function.   In the second changing step, when the first changing process of the size of the character image is performed based on the selection operation, the color of the character image is changed based on the background image. The image display program according to claim 5.   The second change step changes the arrangement of the character image and the image when the first change process of the size of the character image is performed based on the selection operation. The image display program described in 1.   In the second changing step, when the first changing process of the size of the character image is performed based on the selection operation, the number of the character images to be displayed based on the necessity to be displayed on the display unit, and the 6. The image display program according to claim 5, wherein the number of images is changed.

Images