JP2000298469A - Trend graph display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it easier to use a trend graph display device by displaying a whole-period trend graph together with a partial-period trend graph. SOLUTION: This device is equipped with a display device which has a display screen 30, a graph information storage part which stores actual result data gathered for a certain period as graph information, an event processing part which instructs the display of graph information in the whole period as a trend graph and the display of graph information in a partial period as a trend graph, a whole-period trend graph display control part which displays the trend graph in the whole period and a cutout period of the trend graph in a partial period on a subscreen 36 of a display screen 30 according to the display instruction of the event processing part, and a partial-period trend graph display control part which displays the trend graph in the partial period on the main screen 34 of the display screen 30 according to the display instruction of the event processing part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a trend graph display device which collects data by installing measuring devices in a distribution system, a gas piping system, a water and sewage piping system, a road network, etc., and displays a trend graph for a certain period. More particularly, the present invention relates to a trend graph display device suitable for displaying a trend graph for a partial period and a trend graph for a specified entire period together.

[0002]

2. Description of the Related Art Generally, in monitoring and control of equipment in which measuring equipment is arranged on a network system such as a power distribution system, equipment management, etc., an operator needs to provide measurement data and monitoring data of a target system equipment in a wide range of detail. After understanding the situation,
You need to make the right decisions. However, in general,
In a screen display device such as a CRT, since the display area is limited, a total trend graph display showing an overview of the entire period during which data is collected and stored and a partial trend graph display showing a specific period in detail are displayed as one. A method of switching and displaying the images on one screen display device, a method of separately displaying the images on a plurality of screen display devices, and the like are employed.

In these methods, a trend graph of the entire period is displayed on the entire screen, and a cutout period is moved from the trend graph of the entire period by using an input designating device such as a mouse or a pen, and the period length is set. By changing it, a method of determining a cutout period to be cut out from the trend graph of the entire period and displaying the cutout period as a partial trend graph on the entire screen is adopted. In this method, in order to make the partial trend graph easy to use, while the partial trend graph is displayed on the whole screen, it is currently displayed as the partial period trend graph in the entire period trend graph. A method of scrolling the current period to another period or increasing or decreasing the period currently displayed as the partial period trend graph in the entire period trend graph is adopted.

However, in the above method, when the trend graph for the currently displayed partial period is moved to the trend graph for another desired partial period, the trend graph around the currently displayed partial period is displayed. Scroll the display repeatedly to move the trend graph for the currently displayed period to the trend graph for the target period, or return to the trend graph for the entire period, It was necessary to specify the cutout again as a trend graph of the above, and then to display the specified cutout period as a partial period trend graph.

Also, for example, even if an attempt is made to search for abnormal data in the trend graph for the entire period, it is difficult to find out the latest data from the latest data in order, since the overall situation cannot be grasped. Displayed the trend graph of the partial period many times, the usability was not good.

In Japanese Patent Application Laid-Open No. 8-115438, a part of the screen is used as a sub-screen, and the entire view is displayed there.
Using the remaining screen as the main screen, display a partial view on the main screen and link the main screen and the sub screen when scrolling or changing the display period size by the interlocking processing means of the main screen and the sub screen to improve the operability of the graphic display A diagram display device is described. Japanese Patent Laid-Open Publication No. Hei 5-216972 describes an enlarged / reduced display control method for a window figure for moving, enlarging / reducing a display area of a partial view in an overall view displayed on a display device.

[0007]

As described above, in the figure display device described in JP-A-8-115438,
Since the whole view is also displayed on one screen together with the partial views, the operability of displaying a desired partial view by scrolling or enlarging / reducing is improved. Japanese Patent Application Laid-Open No. Hei 5-216972 discloses an enlargement / reduction display control method for window graphics. However, none of the conventional technologies pays particular attention to display of a trend graph such as a performance trend graph. As is typified by monitoring of measurement data equipment on distribution systems, gas piping systems, and network systems, there is a trend in cases where operators need to quickly grasp the time and status (frequency and tendency) of abnormal data. It is desired that usability be further improved for displaying a graph.

[0008] A first object of the present invention is to provide a trend graph display device capable of improving usability more than before.

[0009]

To achieve the above object, a trend graph display device includes a display device having a display screen, a graph information storage unit for storing actual data collected for a predetermined period as graph information, and An event processing unit that instructs to display the graph information of the period as a trend graph and instructs to display the graph information of a part of the period as a trend graph; and a trend graph of the entire period according to the display instruction of the event processing unit. And a trend graph display control unit for the entire period for displaying the cutout period of the trend graph for the partial period on the sub-screen of the display screen, and a trend graph for the partial period according to the display instruction of the event processing unit. And a trend graph display control unit for a partial period displayed on the main screen.

Further, a display device having a display screen, a graph information storage unit for storing actual data collected for a certain period as graph information, and an event for instructing display of graph information for a part of the period as a trend graph A processing unit, a partial period trend graph display control unit that displays a partial period trend graph on the display screen according to a display instruction of the event processing unit, and a graph information of the entire period displayed on the sub-screen as a trend graph. An input event recognition unit for determining that the input has been made, and a cutout period of the trend graph of the entire period and the partial period of the trend graph according to an instruction of the event processing unit. A trend graph display control unit, wherein the display of the graph information of the entire period as a trend graph on a sub-screen is input. And displaying the trend graph display control unit of the partial period matter the trend graph of partial periods on the main screen of the display screen.

An input event recognizing unit for judging that a display instruction has been input is provided. The input event recognizing unit allows the position of a pointer indicating a specific location on the display screen to be set in the sub-screen. The event processing unit instructs movement of the extraction period in the sub-screen and scroll of the trend graph in a partial period of the main screen as a condition determined to be positioned in the extraction period. It is.

An input event recognizing unit for determining that a display instruction has been input, wherein the input event recognizing unit instructs the sub-screen to move in the cutout period;
Alternatively, the movement or scroll of the cutout period in the sub-screen is displayed as a new cutout period by the trend graph display control unit on the condition that it is determined that there is an instruction to scroll the trend graph of the partial period. And moving or scrolling the partial period trend graph in the main screen in conjunction with movement or scrolling of the cut-out period in the sub-screen by an interlocking processing unit for the main screen and the sub-screen.

An input event recognizing unit for judging that a display instruction has been input is provided, wherein the input event recognizing unit issues an instruction to change the period length of the display period of the trend graph of the partial period, or The trend graph display control unit changes the length of the cut-out period in the sub-screen or changes the size of the cut-out period in the sub-screen on the condition that it is determined that there is an instruction to change the size of the cut-out period of the trend graph of the partial period. In addition, the interlocking processing unit of the main screen and the sub-screen interlocks with the change of the period length or the change of the size of the cutout period, and changes or changes the size of the display period of the trend graph of the partial period in the main screen. It is changed and displayed.

A display device having a display screen, a graph information storage unit for storing actual data collected for a certain period of time as graph information, an input event recognition unit for judging an input event, and a graph for partial period An event processing unit for instructing display as a graph, and a partial period trend graph display control unit for displaying a partial period trend graph on the main screen of the display screen according to a display instruction of the event processing unit; The trend graph of the partial period displayed on the display screen by the trend graph display control unit on condition that the event recognition unit determines that the period length of the trend graph of the partial period or the scroll of the trend graph of the partial period is input. Is characterized by scrolling the trend graph of the period length or the partial period.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a configuration diagram of a trend graph display device according to the present embodiment, FIG. 2 is a plan view showing a screen displaying a trend graph of an entire period, and FIG. 3 is a cutout period in a trend graph display of a partial period. FIG. 4 is a plan view showing an operation of moving a cutout period during a trend graph display of the entire period, and FIG. 5 is a plan view showing a screen displaying a trend graph of a partial period. , FIG.
Is a plan view showing a screen displaying the trend graph of the partial period on the main screen and the trend graph of the entire period on the sub screen. FIG. 7 is a diagram showing the size of the cutout period in the trend graph display of the entire period on the sub screen. Plan view showing an instruction operation, FIG. 8
FIG. 9 is a plan view showing an operation of moving the cutout period during the trend graph display of the entire period on the sub screen. FIG. 9 is a view showing the display period length of the trend graph of the partial period during the trend graph display of the partial period on the main screen. FIG. 10 is a plan view showing the operation.
Is a plan view showing a scroll operation during the trend graph display of a partial period of the main screen, FIG. 11 is a flowchart showing a processing procedure of the event processing unit, and FIG. A diagram showing a processing decision table to be used,
FIG. 13 is a flowchart showing the processing procedure of the display control unit of the trend graph of the entire period, FIG. 14 is a flowchart showing the processing procedure of the display control unit of the trend graph of the partial period, and FIG. 9 is a flowchart illustrating a processing procedure of a trend graph display control unit.

The trend graph display device of the present embodiment is a trend graph display device for displaying the results of measurement data of measurement devices on a network system. As shown in FIG. 1, a display device 1 having a display screen, A display control device 10 for controlling the display of the display device 1;
And a mouse 2 for inputting operator's instructions and the like.

The display control device 10 includes an input event recognizing unit 11 for recognizing the contents of an event input from the mouse 2 and determining what processing should be performed on the input event recognized by the input event recognizing unit 11. And a trend graph 3 for the entire period according to an instruction from the event processing unit 12.
1, a trend graph display control unit 14 for the entire period for performing the display control of 1, a trend graph display control unit 15 for the partial period for performing the display control of the trend graph 33 for the partial period in accordance with an instruction from the event processing unit 12, and an event processing unit The trend graph display control unit 16 of the sub-screen performs the display control of the trend graph 35 for the entire period in the sub-screen 36 which is a part of the display screen according to the instruction from the display screen 12, and the display screen of the display screen according to the instruction from the event processing unit 12. The trend graph display control unit 15 for the partial period and the trend graph display control unit 16 for the entire period of the sub screen are linked so that the processing relating to the main screen 34, which is the remaining screen excluding the sub screen, and the processing relating to the sub screen 36 are linked. A main screen and a sub screen interlocking processing unit 13 for instructing the storage unit, and a storage unit 1 in which various information is stored.
7 are provided. Although not shown in FIG. 1,
The display control device 10 also includes a pointer display control unit that controls display of a pointer, and a menu display control unit that controls display of a menu.

The input event recognizing unit 11 recognizes the trend graph display instruction for all periods and recognizes the trend graph display instruction for all periods. The input event recognition unit 11 also detects the size of the cutout periods 32 and 37. A period size instruction recognition function unit 11b, an extraction period movement recognition function unit 11c for recognizing an instruction to move the extraction periods 32 and 37, and an extraction period 32 and 37 in the trend graph of the entire period are extracted. And a partial period trend graph cut-out instruction recognition function unit 11d for recognizing an instruction to display the partial period trend graph 33, and a partial period trend graph for recognizing the display period length instruction of the partial period trend graph 33. Of the display period length, and the scrolling of the trend graph of the partial period for recognizing the scroll instruction of the trend graph 33 of the partial period. An instruction recognition section 11f Le, trend graph trend graph 33 to the total duration of the partial periods 3
A data scale change instruction recognizing unit 11g for storing the scale change of the data of No. 1; a trend graph display instruction recognizing function unit 11h for the entire sub-screen recognizing a trend graph display instruction for the entire sub-screen; A function for recognizing an instruction to delete the trend graph for the entire period of the sub-screen for recognizing an instruction to delete the trend graph for the entire period of the sub-screen.
Screen deletion recognition function unit 1 for recognizing a screen deletion instruction
1j and a sub-screen mode instruction recognition function unit 11k for recognizing a mode instruction indicating whether to display the sub-screen 36 or not.
And Although not shown in FIG. 1, the input event recognition unit 11 also has a pointer position indication recognition unit that recognizes a pointer position indication.

Trend graph display control unit 14 for all periods
Are a trend graph display control function unit 14a for controlling the display of the trend graph 31 for the entire period, and a display control function unit for the cut period for controlling the display of the cut period 32 in the trend graph 31 for the entire period. 14b. The trend graph display control unit 16 for the entire period of the sub screen controls the display of the trend graph 35 for the entire period on the sub screen 36.
a, and a display control unit 16b for controlling the display of the cutout period 37 in the trend graph 35 of the entire period. Further, the storage unit 17 stores a display mode storage area 17a of the sub-screen for storing the display mode recognized by the mode instruction recognizing unit 11k of the sub-screen, and information of actual measurement data (hereinafter, referred to as graph information). It has a graph information storage area 17b and a screen state storage area 17c for temporarily storing various states of the display screen 30.

The display screen 30 of the display device 1 shows a state in which the trend graph 31 for the entire period of the actual trend graph of the measured data as shown in FIG. 2 is displayed, and one of the actual trend graphs as shown in FIG. In the state where the trend graph 33 of the partial period, which is the specific period of the section, is displayed, and as shown in FIG.
Is displayed, and the state in which the trend graph 33 of the partial period is displayed on the main screen 34 can be switched. Trend graph 3 for the entire period on the entire display screen 30
1 and the trend graph 35 for the entire period displayed on the sub screen 36, the trend graphs 31 and 35 for the entire period are shown in FIG.
As shown in FIG. 7 and FIG.
35, the partial periods are cut out as a trend graph of the partial period, or cutout periods 32, 3 which are the cutout periods
7 is displayed.

As described above, in the trend graph display device of the present embodiment, the display means is constituted by the display device 1, and each instruction means is provided with the mouse 2, the various functions of the input event recognition unit 11 and the event processing unit 12. It is configured to have. Each display control means corresponds to a corresponding display control unit 14, 15, 16
The main screen and the sub-screen interlocking processing means are configured to have an interlocking processing unit 13. In the present embodiment, the mouse 2 has been described as an example of a device constituting a part of each instruction means. However, the mouse 2 is not necessarily required, and a keyboard, a pen input device, or the like may be used instead. .

Next, the operation of the trend graph display device of this embodiment will be described. First, the operation of the event processing unit 12 will be described with reference to the flowchart shown in FIG.

In step 41, it is determined what event the input event recognition section 11 has recognized. Display devices output from the trend graph display control unit 14 for the entire period, the trend graph display control unit 15 for the partial period, and the trend graph display control unit 16 for the entire period of the sub screen are stored in the screen state storage area 17c of the storage unit 17. Display screen 3 of the instruction contents to
Instruction contents such as what contents should be displayed at 0 are sequentially stored. In step 42, the event processing unit 12 refers to the screen state storage area 17c and
It is determined which display state is 0. Here, the display state of the screen is, as shown in the vertical item of the processing decision table of FIG. 12, during deletion of the entire screen a, during display of the trend graph for the entire period b, during display of the trend graph for the partial period, and for all There is a period graph display c during the period, a trend graph display during the partial period, and a trend graph deletion d during the entire period of the sub-screen. In step 43, the trend graph display control units 14, 15, 16 and the interlocking processing unit 13 corresponding to the input event and the display state of the screen are activated with reference to the processing determination table shown in FIG.

Here, the processing decision table shown in FIG. 12 will be described in detail. As described above, the events A to J recognized by the input event recognition unit 11 are included in the horizontal items of the process determination table.
The vertical items indicate the display states a to d of the screen. Also, the lower part of the horizontal item is on / off of the display mode of the sub screen.
Is shown. This sub-screen display mode is set in advance by the operator using the mouse 2, and indicates that on indicates that the sub-screen 36 is to be displayed, and that off indicates that the sub-screen 36 is not to be displayed.

In the display states a to d of the screen, when the display instruction A of the trend graph for the entire period is recognized, the event processing unit 12 activates the trend graph display control unit 14 for the entire period. The display instruction A of the trend graph for the entire period is
By operating the mouse 2, for example, of the menu items in FIG.
This is executed by moving the pointer to 1 and clicking on item 41. When the display instruction operation of the trend graph for the entire period is performed, the content A thereof is recognized by the recognition function unit 11 a of the display instruction of the trend graph for the entire period of the input event recognition unit 11.

When the size indication B of the cutout period is recognized during the display b of the trend graph of the entire period, the event processing unit 12 controls the display control function unit of the cutout period of the trend graph display control unit 14 of the entire period. Activate 14b. Also,
While displaying the trend graph for the entire period of the sub screen,
When the size instruction B of the cutout period is recognized, the display control function unit 16b of the cutout period of the trend graph display control unit 16 for the entire period of the sub screen is activated. As shown in FIG. 3 and FIG.
Is operated, the pointer is moved to the item 42 of the cutout period size indicated by FB from the menu items, the item 42 is clicked, and a pull-down menu 42a in which various display period lengths are displayed is displayed. This is executed by clicking the desired display period length.

When the movement instruction C of the cutout period is recognized during the display of the trend graph b of the entire period, the event processing unit 12 controls the display control function unit of the cutout period of the trend graph display control unit 14 of the entire period. Activate 14b. When the movement instruction C of the cutout period is recognized during the display of the trend graph of the entire period of the sub-screen, the display control function of the cutout period of the trend graph display control unit 16 of the entire period of the sub-screen is recognized. Activate the unit 16b. Extraction period 32, 37
As shown in FIGS. 4 and 8, the mouse 49 is operated to move the pointer 49 into the cutout periods 32 and 37, click on the cutout periods 32 and 37, and leave the pointer 49 as it is. Is executed by moving. The pointer 49 is displayed on the display device 1 according to an instruction from the pointer display control unit described above.

When the cutout instruction D of the partial period trend graph is recognized during the display of the trend graph b of the entire period, the event processing unit 12 controls the interlocking processing unit 13 and the trend graph display control unit 15 of the partial period. Start. In addition, during the trend graph display C of the entire period of the sub-screen, when the cutout instruction D of the trend graph of the partial period is recognized, the interlocking processing unit 13 and the trend graph display control unit 16 of the entire period of the sub-screen are recognized. The display control function unit 16b for the cutout period is activated. As shown in FIG. 2 and FIG. 6, an instruction to cut out the trend graph 33 of the partial period is made by operating the mouse 2 and selecting an item of the cut-out display of the trend graph of the partial period indicated by FD from the menu items. This is executed by moving the pointer to 43 and clicking on this item 43. When the cutout instruction D of the partial period trend graph is recognized, the interlocking processing unit 13 is activated because the trend graph of the entire period specified before the cutout instruction D of the partial period trend graph is activated. This is because the display period length and the display position of the cutout periods 32 and 37 in 31 and 35 are directly applied to the display of the trend graph 33 of the partial period.

When the display period length instruction E of the partial period trend graph is recognized during the display of the trend graph of the entire period on the sub-screen, the event processing unit 12 sets the linked processing unit 13 to display the trend graph of the partial period. The control unit 15 and the display control function unit 16b of the sub screen cutout period of the trend graph display control unit 16 for the entire period of the sub screen are activated.
If the display period length instruction E of the partial period trend graph is recognized during the deletion of the trend graph of the entire period of the sub-screen d, the trend graph display control unit 15 of the partial period is activated. Trend graph 33 for partial period
For example, as shown in FIG. 9, the mouse 2 is operated to move the pointer to the item 44 of the partial period length indicated by FE as shown in FIG. Then, a pull-down menu 44a displaying various display period lengths is displayed, and the process is executed by clicking a target display period length. FIG. 9 shows the operation of instructing the display period length of the trend graph of the partial period during the display of the trend graph of the entire period on the sub-screen. The period width instruction operation is performed by the above method.

When the scroll instruction D of the trend graph of the partial period is recognized during the display c of the trend graph of the entire period on the sub screen, the event processing unit 12 includes the interlocking processing unit 13 and the trend graph display control unit of the partial period. 15 and the display control function unit 16b of the sub-screen cutout period of the sub-screen of the trend graph display control unit 16 for the entire period of the sub-screen is activated.
When the display period length E of the trend graph of the partial period is recognized while the trend graph is being deleted for the entire period of the sub-screen, the trend graph display control unit 15 of the partial period is activated. As shown in FIG. 10, the scroll instruction of the trend graph 33 in the partial period is obtained by operating the mouse 2 and moving the pointer to the scroll item 45 of the trend graph in the partial period indicated by FF in the menu items. Click on this item 45 to display a dialog box 45a displaying a left-right arrow,
This is done by clicking on the arrow pointing in the desired direction. FIG. 10 shows the operation of instructing the scrolling of the trend graph of the partial period during the trend graph display c during the entire period of the sub-screen. The scroll instruction operation is performed by the method.

In the display states a to d of the screen, a trend graph display instruction H for the entire period of the sub screen, a trend graph deletion instruction I for the entire period of the sub screen, and a screen deletion instruction J are provided.
Is recognized, the trend graph display controllers 14, 15, and 16 shown in FIG. 12 are activated. As shown in FIGS. 2, 5, and 6, the respective instructions H, I, and J are operated by operating the mouse 2 and selecting items 47 and F indicated by FH, which are corresponding items of the menu items. It is executed by clicking the item 48 indicated by I and the item 49 indicated by FJ.

Next, the operation of the trend graph display controller 14 during the entire period will be described with reference to the flowchart shown in FIG.

In step 51, the events received from the event processing section 12 are the trend graph display instructions A,
It is determined which of the size instruction B of the cutout period, the move instruction C of the cutout period, and the screen erase instruction J is, and if any of these events is applicable, step 52 is executed.
To 55 are performed.

That is, when the event received from the event processing unit 12 is the trend graph display instruction A for the entire period, the trend graph display control unit 14 for the entire period sets the step 52
Then, the graph information is read from the graph information storage area 17b of the storage unit 17, and the trend graph 31 of the entire period is displayed on the display screen 30 as shown in FIG. The event received from the event processing unit 12 is the size instruction B of the cutout period.
, The cutout period 3 specified in step 53
The size of the cutout period 32 in the trend graph 31 of the entire period of the display screen 30 is changed in accordance with the size 2 (in the present embodiment, more precisely, the display period length of the cutout period). The change of the size of the cutout period 32 is performed by the display control function unit 14b of the cutout period of the trend graph display control unit 14 for the entire period.
The event received from the event processing unit 12 is the movement C during the cutout period.
In step 54, the extraction period 32 is moved in step 54 according to the instructed movement amount. The movement of the cutout period 32 is also performed by the display control function unit 14b of the cutout period of the trend graph display control unit 14 for the entire period. Even if the size change of the cutout period 32 and the movement of the cutout period 32 are executed, the change is not immediately linked to the size change or the scroll of the trend graph 33 in the partial period, and the operator cuts out. The size and scrolling of the trend graph 33 in the partial period are executed only after the size and the display position of the period 32 are finally confirmed and the trend graph cutout instruction operation in the partial period is performed. When the event received from the event processing unit 12 is the screen deletion J, the display screen is deleted.

Next, the operation of the trend graph display control unit 15 during the partial period will be described with reference to the flowchart shown in FIG.

In step 61, the events received from the event processing unit 12 are a partial period trend graph cutout instruction D, a partial period trend graph display period length instruction E, a partial period trend graph scroll instruction F, It is determined which of the screen erasure instructions J is the event, and if it corresponds to any of the events, the processing of steps 62 to 65 is performed.

That is, when the event received from the event processing unit 12 is the cutout instruction D of the trend graph of the partial period,
In step 62, the trend graph display control unit 15 of the partial period stores the corresponding graph information from the graph information storage area 17b of the storage unit 17 according to the center display position and the display period length of the cutout periods 32 and 37 specified earlier. Is read, and a trend graph 33 for a partial period is displayed on the display screen 30 as shown in FIG.

The processing in step 62 is performed by the event processing unit 1
2 and an interlocking processing instruction from the interlocking processing unit 13. Here, the interlocking processing instruction from the interlocking processing unit 13 refers to the trend graph 3 of the entire period corresponding to the size instruction B of the extraction period and the movement instruction C of the extraction period.
This is an instruction to cut out the trend graph 35 for a partial period from the ranges 1 and 35.

When the event received from the event processing unit 12 is the display period length instruction E of the trend graph of the partial period, the trend graph display control unit 15 of the partial period executes the step 63
According to the designated change period length, the corresponding graph information is read from the graph information storage area 17b of the storage unit 17, and the trend graph 33 of the partial period is displayed on the display screen 30 of the display device 1. When the event processing unit 12 recognizes the display period length instruction E of the trend graph of the partial period and activates the trend graph display control unit 15 of the partial period,
As shown in FIG. 12, the trend graph 33 of the partial period is displayed, and the trend graph is being displayed for the entire period of the sub-screen c or the trend graph is being deleted for the entire period of the sub-screen d. In the case of d during the deletion of the trend graph of the entire period of the sub-screen, the trend graph display control unit 15 of the partial period is simply activated, but in the case of c during the display of the trend graph of the entire period of the sub-screen. Then, the trend graph display control unit 15 for the partial period, the interlocking processing unit 13 and the trend graph display control unit 16 for the entire period of the sub-screen are activated, and the size of the cutout period 37 in the sub-screen 36 is changed according to the trend of the partial period. It changes in conjunction with the change in the graph display period length.

When the event received from the event processing unit 12 is the scroll F of the trend graph of the partial period, the trend graph display control unit 15 of the partial period determines in step 64
The corresponding graph information is read from the graph information storage area 17b of the storage unit 17 according to the instructed display period movement amount, and the trend graph 33 of the partial period is displayed on the display screen 30. When the event processing unit 12 recognizes the scroll F of the trend graph of the partial period and activates the trend graph display control unit 15 of the partial period, the trend graph 33 of the partial period is displayed as shown in FIG. While displaying the trend graph for the entire period of the sub screen c
Or it is d during the deletion of the trend graph for the entire period of the sub screen. In the case of d during the deletion of the trend graph for the entire period of the sub-screen, the trend graph display control unit 15 for the partial period is simply displayed.
Is activated, but when the trend graph is being displayed during the entire period of the sub screen, the trend graph display control unit 15, the interlocking processing unit 13, and the trend graph display control unit of the entire sub screen are displayed. 16 is activated, and the position of the cutout period 7 in the sub-screen 36 also moves in conjunction with the scroll of the trend graph of the partial period.

If the event received from the event processing section 12 is screen deletion J, the trend graph screen for the partial period is deleted in step 65.

Next, the operation of the trend graph display control section 16 for the entire sub-screen will be described with reference to the flowchart shown in FIG.

In step 71, the input events received from the event processing unit 12 are the cutout period size instruction B, the cutout period moving display C, the trend graph cutout instruction D for the partial period, and the trend graph display period length for the partial period. An instruction E, a trend graph scroll designation F for a partial period, a trend graph display H for the entire period of the sub-screen, a trend graph erase I for the entire period of the sub-screen I, or a screen erase J is determined. Steps 72 to 7 when the event corresponds to
7 is performed.

That is, when the input event received from the event processing unit 12 is the trend graph cutout instruction D for the partial period or the trend graph display H for the entire period of the sub-screen, the trend graph display control unit 16 for the entire period of the sub-screen. Reads the corresponding graph information from the graph information storage area 17b of the storage unit 17 in step 72, and displays the trend graph 35 and the cutout period 37 of the entire period on the sub screen 36 as shown in FIG. As shown in FIG. 12, when the event processing unit 12 recognizes the trend graph cutout D of the partial period during the display of the trend graph of the entire period on the sub-screen, as described above, Since the graph display control unit 16, the interlocking processing unit 13, and the trend graph display control unit 15 for the partial period are activated, the trend graph 33 for the partial period on the main screen 34 is also included in the cutout period 37 within the trend graph 35 for the entire period. The corresponding new message is displayed again.

If the input event received from the event processing unit 12 is the cutout period size B or the trend graph display period length E of the partial period, in step 73, the current center display position of the cutout period 37 and the designated position are designated. The size of the cutout period 37 in the trend graph 35 of the entire period is changed according to the displayed period length. If the input event received from the event processing unit 12 is the cutout period movement C or the partial period trend graph scroll F, in step 74, the trend graph 35 for the entire period is displayed in accordance with the indicated display period movement amount. The extraction period 37 is moved. When the event processing unit 12 recognizes the trend graph display period length E of the partial period or the scroll F of the trend graph of the partial period, and activates the trend graph display control unit 16 for the entire period of the sub-screen,
As described above, since the interlocking processing unit 13 and the trend graph display control unit 15 in the partial period are activated, the display period length or the display period of the trend graph 33 in the partial period also changes.

If the input event received from the event processing section 12 is screen deletion I, the trend graph for the entire period of the sub-screen is deleted.

As described above, according to this embodiment, when the trend graph for the partial period is displayed on the entire display screen, the display recognition function of the trend graph for the entire period of the sub screen causes the sub-screen display function. Is determined, the trend graph display control unit for the entire period of the sub-screen is activated, and the trend graph for the entire period is displayed on the sub-screen.
At this time, the trend graph for the partial period is displayed on the main screen by the trend graph display control unit for the partial period. In this way, the operator can see not only the trend graph for a partial period of the trend graph that displays the results of the measurement device data on a wide range of network systems, but also the trend graph for the entire period.

Further, in the trend graph of the entire period of the sub-screen, a cut-out period indicated by the period length of the trend graph of the partial period currently displayed on the main screen is displayed. As described above, the trend graph of the entire period is displayed together with the trend graph of the partial period, so that the operator can know a part of the trend graph in detail.
It is also possible to know at the same time where a part of the trend graph is located in the entirety and in what state.

When the sub-screen is displayed on the display screen and the pointer is positioned within the cut-out period in the sub-screen, the cut-out period instruction recognition function unit causes the cut-out period in the sub-screen to be displayed. When it is determined that the movement has been instructed, the trend graph display control unit for the entire period of the sub-screen is activated by the interlocking processing unit of the main screen and the sub-screen, and the cutout period in the sub-screen moves, and The trend graph display control unit is activated, and the trend graph of the partial period is scrolled in accordance with the movement of the cutout period.

When the scroll of the trend graph of the partial period is instructed by the instruction recognizing function of the trend graph of the partial period when the sub-screen is displayed on the display screen, the main screen and the sub-screen are linked. The processing unit activates the trend graph display control unit for the partial period, scrolls the trend graph for the partial period, and activates the trend graph display control unit for the entire period of the sub screen to display the trend graph for the partial period. The cutout period in the sub-screen moves according to the scroll.

As described above, in this embodiment, when the trend graph for the entire period is displayed on the sub-screen and the trend graph for the partial period is displayed on the main screen, it is necessary to scroll the trend graph for the partial period. The trend graph of the partial period can be scrolled by an instruction to move the cutout period in the sub screen or to scroll the trend graph of the partial period displayed on the main screen. Further, the trend graph of the partial period in the main screen is scrolled in conjunction with the processing of the cutout period in the sub screen, or the trend graph of the partial period in the main screen is scrolled in conjunction with the processing of the trend graph in the partial screen in the main screen. The extraction period also moves. As described above, when the trend graph of the partial period is displayed on the main screen and the trend graph of the entire period is displayed on the sub screen, the scroll instruction of the partial period trend graph is displayed on the trend graph of the partial period in the main screen. And also for the cutout period in the sub-screen, the processing performed on the trend graph for the partial period in the main screen is reflected in the cutout period in the sub-screen, and conversely, Can be reflected in the trend graph of the partial period in the main screen, so that usability can be improved.

Further, in the apparatus having the display period length indicating means for the partial period trend graph and the trend graph cut-out size indicating means for the partial period, when the display period length of the trend graph for the partial period is to be changed, According to the size instruction of the cutout period length in the sub screen or the display period length indication of the trend graph of the partial period in the main screen,
The display period of the trend graph of the partial period can be changed. Also in this case, similarly to the scrolling of the trend graph of the partial period, the display period of the trend graph of the partial period in the main screen is changed in conjunction with the processing of the cutout period in the sub screen, or The display period of the cutout period in the sub-screen can be changed in conjunction with the processing of the trend graph for the partial period.

Although the above embodiment is applied to a trend graph display device for displaying the results of measurement device data on a network system, the present embodiment is not limited to this, and is not limited to this. It is needless to say that the present invention can be applied to any trend graph that displays the entire period trend graph together with the partial period trend graph, such as the measurement device and the measurement device data on the road. In the above description, the trend graph displayed on the sub screen is fixed to the entire period of data retention. However, in conjunction with the partial period of the main screen, for example, the relationship between the partial period and the “all period” Can be variably adjusted to a week order and year order, a day order and month order, a time order and several days order, a minute order and a day order, and the like.

[0054]

According to the present invention, an operator is provided with a trend graph of a partial period of a wide range of measurement device performance data,
Since the trend graph for the entire period can also be viewed at the same time, the display period position of the trend graph for the partial period in the trend graph for the entire period can be easily grasped, and the trend graph for the partial period can be scrolled easily. it can.
Also, when the trend graph for the partial period is displayed on the main screen and the trend graph for the entire period is displayed on the sub screen, the instruction to scroll the trend graph for the partial period is displayed on the trend graph for the partial period in the main screen. On the other hand, it can also be performed for the cutout period in the sub screen, and the processing performed on the partial period trend graph in the main screen is reflected in the cutout period in the sub screen, and conversely, Since the processing performed for the cutout period can be reflected in the trend graph of the partial period in the main screen, the usability can be greatly improved.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a trend graph display device according to an embodiment of the present invention.

FIG. 2 is a plan view showing a screen displaying a trend graph for the entire period according to the embodiment.

FIG. 3 is a plan view showing an operation of instructing a size of a cutout period during display of a trend graph of a partial period according to the embodiment;

FIG. 4 is a plan view showing a movement operation of a cutout period during display of a trend graph of the entire period according to the present embodiment.

FIG. 5 is a plan view showing a screen displaying a trend graph of a partial period according to the present embodiment.

FIG. 6 is a plan view showing a screen displaying a trend graph for a partial period on a main screen and a trend graph for an entire period on a sub-screen of the embodiment;

FIG. 7 is a plan view showing an operation of instructing the size of the cutout period during the display of the trend graph of the entire period on the sub screen of the embodiment.

FIG. 8 is a plan view showing an operation of moving the cutout period during the display of the trend graph of the entire period on the sub screen of the embodiment.

FIG. 9 is a plan view showing a display period length instruction operation of the trend graph of the partial period during the display of the trend graph of the partial period on the main screen of the embodiment.

FIG. 10 is a plan view showing a scroll operation during a trend graph display in a partial period of the main screen according to the embodiment.

FIG. 11 is a flowchart illustrating a processing procedure of an event processing unit according to the present embodiment.

FIG. 12 is a diagram showing a processing determination table used when the event processing unit of the embodiment determines processing contents.

FIG. 13 is a flowchart illustrating a processing procedure of a display control unit of a trend graph for the entire period according to the present embodiment.

FIG. 14 is a flowchart illustrating a processing procedure of a display control unit for a trend graph during a partial period according to the present embodiment;

FIG. 15 is a flowchart illustrating a processing procedure of the trend graph display control unit for the entire period of the sub screen according to the present embodiment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Display apparatus, 2 ... Mouse, 10 ... Display control apparatus, 11
... input event recognition unit, 12 ... event processing unit, 13 ... linked processing unit, 14, 15, 16 ... trend graph display control unit, 1
4a, 16a: trend graph display control function unit, 14
b, 16b: display control function unit, 17: storage unit, 17a ...
Display mode storage area, 17b... Graph information storage area, 1
7c: screen state storage area, 30: display screen, 31, 3
3, 35 ... trend graph, 32, 37 ... cutout period, 3
4 ... main screen, 36 ... sub-screen, 49 ... pointer.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G09G 5/14 G09G 5/14 CF term (Reference) 5C082 AA01 AA12 AA24 AA36 AA37 BA16 BB43 CA63 CA82 CB05 DA42 DA87 MM09 MM10 5E501 AA01 AA24 AC02 AC17 AC32 BA05 CA03 CB02 CB09 CB11 DA15 EA05 EA13 EB05 FA02 FA05 FA14 FB32 5H223 AA09 AA19 AA20 CC08 DD03 EE06 FF03

Claims (6)

[Claims] 1. A display device having a display screen, a graph information storage unit for storing actual data collected for a certain period of time as graph information, and an instruction for displaying graph information of the entire period as a trend graph and a part thereof. An event processing unit that instructs to display the graph information of the period as a trend graph, and a cutout period of the trend graph of the entire period and the cut-out period of the partial period of the trend graph according to the display instruction of the event processing unit. A trend graph display control unit for the entire period to be displayed on the screen, and a trend graph display control unit for the partial period for displaying the trend graph for the partial period on the main screen of the display screen according to the display instruction of the event processing unit. A trend graph display device, characterized in that: 2. A display device having a display screen, a graph information storage unit for storing actual data collected for a certain period of time as graph information, and an event for instructing display of graph information for a part of the period as a trend graph. A processing unit, a partial period trend graph display control unit that displays a partial period trend graph on the display screen according to a display instruction of the event processing unit, and a graph information of the entire period displayed on the sub-screen as a trend graph. An input event recognition unit for determining that the input has been made, and a cutout period of the trend graph of the entire period and the partial period of the trend graph according to an instruction of the event processing unit. A trend graph display control unit, provided that the display of the graph information of the entire period as a trend graph on a sub-screen has been input; Trend graph display device and displaying the trend graph of the partial periods on the main screen of the display screen by the trend graph display control unit of the partial periods. 3. An input event recognizing section for judging that a display instruction has been input, wherein the input event recognizing section causes the position of a pointer indicating a specific location on the display screen to be set in the sub-screen. As a condition determined to be located in the cutout period, the event processing unit instructs movement of the cutout period in the sub screen and scroll of the trend graph in a partial period of the main screen. Item 1
Or the trend graph display device according to 2. 4. An input event recognizing section for judging that a display instruction has been input, wherein the input event recognizing section gives an instruction to move the cut-out period of the sub-screen, or an instruction to move the partial period. The trend graph display control unit displays the movement or scroll of the cutout period in the sub-screen as a new cutout period on the condition that it is determined that the trend graph scrolling instruction has been issued, and also displays the main screen and the sub-screen. 3. The trend graph display device according to claim 1, wherein the partial period trend graph in the main screen is moved or scrolled in conjunction with movement or scrolling of the cutout period in the sub screen by a screen interlocking processing unit. 4. 5. An input event recognizing unit for judging that a display instruction has been input, wherein the input event recognizing unit instructs a change in a period length of a display period of the trend graph of the partial period, or The trend graph display control unit changes the length of the cut-out period in the sub-screen or changes the size of the cut-out period in the sub-screen on the condition that it is determined that there is an instruction to change the size of the cut-out period of the trend graph of the partial period. In addition, the interlocking processing unit of the main screen and the sub-screen interlocks with the change of the period length or the change of the size of the cutout period, and changes or changes the size of the display period of the trend graph of the partial period in the main screen. 3. The trend graph display device according to claim 1, wherein the display is changed and displayed. 6. A display device having a display screen, a graph information storage unit for storing actual data collected for a certain period of time as graph information, an input event recognition unit for determining an input event,
An event processing unit for instructing display of the graph information of the partial period as a trend graph, and a trend graph display control of the partial period for displaying the trend graph of the partial period on the main screen of the display screen according to the display instruction of the event processing unit The trend graph display control unit displays on the display screen on condition that the input event recognition unit determines that the period length of the partial period trend graph or the scroll of the partial period trend graph has been input. A trend graph display device for scrolling the length of the trend graph of the partial period or the trend graph of the partial period.