Apparatus, method and storage medium to provide maintenance management with altered display based on a user's visual line
Provided is an apparatus comprising: a determination unit configured to determine a first region to be viewed by a user in a display screen; a detection unit configured to detect a user's visual line; and a display control unit configured to change a display mode of the first region in response to the first region being not viewed.
1. A maintenance management apparatus comprising:
a determination unit configured to determine a first attention-requiring region and a second attention-requiring region to be viewed by a user in a display screen;
a detection unit configured to detect a user's visual line coinciding with the second attention-requiring region; and
a display control unit configured to change a display mode of the first attention-requiring region and not to change a display mode of the second attention-requiring region, in response to the first attention-requiring region being not viewed.
2. The maintenance management apparatus according to claim 1 , wherein
the display control unit is configured to change the display mode of the first attention-requiring region in response to a difference between the first attention-requiring region and the second attention-requiring region.
3. The maintenance management apparatus according to claim 2 , wherein the display control unit is configured to restore the display mode of the first attention-requiring region to its state before change in response to a coincidence between the user's visual line and the first attention-requiring region.
4. The maintenance management apparatus according to claim 3 , wherein the display control unit is configured to change at least one of a display position of the first attention-requiring region, a display color of the first attention-requiring region, brightness of the first attention-requiring region, a display size of the first attention-requiring region, character decoration of a text in the first attention-requiring region, a display color of the text in the first attention-requiring region, or a display size of the text in the first attention-requiring region.
5. The maintenance management apparatus according to claim 4 , further comprising:
an acquisition unit configured to acquire data about a plurality of devices existing in a plant; and
a display unit configured to display data about a plurality of devices on a plurality of regions in the display screen, wherein
the determination unit is configured to determine, in response to occurrence of an abnormality in any data acquired by the acquisition unit, a display region of the data in which the abnormality has occurred as the first attention-requiring region.
6. The maintenance management apparatus according to claim 5 , further comprising an alarm unit configured to emit an alarm sound in response to the occurrence of the abnormality, wherein
the alarm unit is configured to set a volume of the alarm sound smaller than a reference volume in response to the first attention-requiring region being viewed.
7. The maintenance management apparatus according to claim 3 , further comprising:
an acquisition unit configured to acquire data about a plurality of devices existing in a plant; and
a display unit configured to display data about a plurality of devices on a plurality of regions in the display screen, wherein
the determination unit is configured to determine, in response to occurrence of an abnormality in any data acquired by the acquisition unit, a display region of the data in which the abnormality has occurred as the first attention-requiring region.
8. The maintenance management apparatus according to claim 7 , further comprising an alarm unit configured to emit an alarm sound in response to the occurrence of the abnormality, wherein
the alarm unit is configured to set a volume of the alarm sound smaller than a reference volume in response to the first attention-requiring region being viewed.
9. The maintenance management apparatus according to claim 2 , wherein the display control unit is configured to change at least one of a display position of the first attention-requiring region, a display color of the first attention-requiring region, brightness of the first attention-requiring region, a display size of the first attention-requiring region, character decoration of a text in the first attention-requiring region, a display color of the text in the first attention-requiring region, or a display size of the text in the first attention-requiring region.
10. The maintenance management apparatus according to claim 9 , further comprising:
an acquisition unit configured to acquire data about a plurality of devices existing in a plant; and
a display unit configured to display data about a plurality of devices on a plurality of regions in the display screen, wherein
the determination unit is configured to determine, in response to occurrence of an abnormality in any data acquired by the acquisition unit, a display region of the data in which the abnormality has occurred as the first attention-requiring region.
11. The maintenance management apparatus according to claim 10 , further comprising an alarm unit configured to emit an alarm sound in response to the occurrence of the abnormality, wherein
the alarm unit is configured to set a volume of the alarm sound smaller than a reference volume in response to the first attention-requiring region being viewed.
12. The maintenance management apparatus according to claim 2 , further comprising:
an acquisition unit configured to acquire data about a plurality of devices existing in a plant; and
a display unit configured to display data about a plurality of devices on a plurality of regions in the display screen, wherein
the determination unit is configured to determine, in response to occurrence of an abnormality in any data acquired by the acquisition unit, a display region of the data in which the abnormality has occurred as the first attention-requiring region.
13. The maintenance management apparatus according to claim 12 , further comprising an alarm unit configured to emit an alarm sound in response to the occurrence of the abnormality, wherein
the alarm unit is configured to set a volume of the alarm sound smaller than a reference volume in response to the first attention-requiring region being viewed.
14. The maintenance management apparatus according to claim 1 , wherein the display control unit is configured to change at least one of a display position of the first attention-requiring region, a display color of the first attention-requiring region, brightness of the first attention-requiring region, a display size of the first attention-requiring region, character decoration of a text in the first attention-requiring region, a display color of the text in the first attention-requiring region, or a display size of the text in the first attention-requiring region.
15. The maintenance management apparatus according to claim 14 , further comprising:
an acquisition unit configured to acquire data about a plurality of devices existing in a plant; and
a display unit configured to display data about a plurality of devices on a plurality of regions in the display screen, wherein
the determination unit is configured to determine, in response to occurrence of an abnormality in any data acquired by the acquisition unit, a display region of the data in which the abnormality has occurred as the first attention-requiring region.
16. The maintenance management apparatus according to claim 15 , further comprising an alarm unit configured to emit an alarm sound in response to the occurrence of the abnormality, wherein
the alarm unit is configured to set a volume of the alarm sound smaller than a reference volume in response to the first attention-requiring region being viewed.
17. The maintenance management apparatus according to claim 1 , further comprising:
an acquisition unit configured to acquire data about a plurality of devices existing in a plant; and
a display unit configured to display data about a plurality of devices on a plurality of regions in the display screen, wherein
the determination unit is configured to determine, in response to occurrence of an abnormality in any data acquired by the acquisition unit, a display region of the data in which the abnormality has occurred as the first attention-requiring region.
18. The maintenance management apparatus according to claim 17 , further comprising an alarm unit configured to emit an alarm sound in response to the occurrence of the abnormality, wherein
the alarm unit is configured to set a volume of the alarm sound smaller than a reference volume in response to the first attention-requiring region being viewed.
19. A maintenance management method comprising:
a determination step to determine a first attention-requiring region and a second attention-requiring region to be viewed by a user in a display screen;
a detection step to detect a user's visual line coinciding with the second attention-requiring region; and
a display control step to change a display mode of the first attention-requiring region and not to change a display mode of the second attention-requiring region, in response to the first attention-requiring region being not viewed.
20. A non-transitory computer readable medium having stored thereon a program that causes a computer to function as:
a determination unit configured to determine a first attention-requiring region and a second attention-requiring region to be viewed by a user in a display screen;
a detection unit configured to detect a user's visual line coinciding with the second attention-requiring region; and
a display control unit configured to change a display mode of the first attention-requiring region and not to change a display mode of the second attention-requiring region, in response to the first attention-requiring region being not viewed.