JP2002312153A - Unit system switching method for data on screen, and program for switching unit system for data on the screen - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a unit system switching method for data on a screen, capable of automatically and reliably switching a unit system used for display components constituting the data on the screen. SOLUTION: From data 1 on the screen, a switching object extracting part 6 extracts display components whose unit system is to be switched, and a group- forming part 7 divides the extracted display components into component groups, with each being displayed by the same unit; then for every the divisional component groups, a switching mode determination part 8 determines the name of unit to be used after the switching; and a display style changing part 9 switches the display style of each component group, so that it has the decided unit name and outputs it as data 5 on the screen.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a screen data unit system switching method and a screen data unit system switching method for automatically switching the notation method of numerical values and units of screen data constituting a monitoring screen used in a plant monitoring control system or the like. It is about a program for business.

[0002]

2. Description of the Related Art In a large-scale plant computing system, when a unit of a large amount of drawing data is changed, it is necessary to make the changing operation more efficient and to ensure the reliability of the conversion result. Conventionally, there has been the following switching of the screen data unit system. That is, as described in Japanese Patent Application Laid-Open No. 6-295255, a virtual component for limiting the display method of the functional component to a device independent device after defining the function of each element constituting the screen as a functional component, and Introduce the concept of real parts that actually display the parts on the screen, create a file indicating the correspondence between the functional parts and the virtual parts, and a file indicating the correspondence between the virtual parts and the real parts. In some cases, these files are searched to convert each functional component constituting the screen into a target screen display control program.

[0003]

In the unit switching by the conventional screen display program, it is necessary to define the correspondence between the components used before and after the switching for each element (numerical value and unit component) constituting the screen. However, there is a problem that the amount of data to be registered in the correspondence table used for the user is large, and the burden on the user is large.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a screen data unit system switching method capable of automatically and reliably switching a screen data unit system. The primary purpose is. It is a second object of the present invention to obtain a screen data unit system switching program for automatically and reliably switching a screen data unit system.

[0005]

SUMMARY OF THE INVENTION In a screen data unit system switching method according to the present invention, a switching object extraction procedure for extracting a display component for which a unit system is to be switched from screen data, and an extraction by the switching object extraction procedure. A component group forming procedure for grouping the displayed display components into a component group based on the unit name, a switching method determining procedure for determining a unit name after switching for each of the component groups grouped by the component group forming procedure, This includes a display format change procedure for switching the display format of each component group so that the unit name is determined by the switching method determination procedure.

In addition, the method includes a part intersection determination procedure for detecting in advance the intersection between the display component after the unit switching and a nearby display part arranged near the display part. The display format of the display component is switched based on the detected intersection information so that the display component does not intersect the neighboring display component.

A table structure determining procedure for extracting a table-structured display component from the screen data and a component arrangement adjusting procedure for adjusting the arrangement of the table-structured display component extracted in the table structure in the table. Including. Further, it includes a graphic attribute conversion procedure for extracting display components having different graphic attributes before and after the unit system switching and for converting the graphic attributes of the extracted display components to those after the switching.

Further, in the screen data unit system switching program according to the present invention, there is provided a switching object extraction procedure for extracting a display component for which a unit system is to be switched from screen data, and a display extracted by the switching object extraction procedure. A component group forming procedure for grouping components into component groups based on unit names, a switching method determining procedure for determining a unit name after switching for each component group grouped by the component group forming procedure, and a switching method determining This causes the computer to execute a display format change procedure for switching the display format of each component group so that the unit name is determined by the procedure.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 FIG. 1 is a diagram showing a screen data unit system switching method according to Embodiment 1 of the present invention. In FIG. 1, 1 is screen data before switching, 2 is a numerical variable list, 3 is a unit conversion table, 4 is a conversion control unit that controls drawing data unit system switching, 5 is screen data after switching, and 6 is screen data. A switching target extraction unit (switching target extraction procedure) for extracting a component (display component) to be switched in 1; a component group forming unit (component group forming procedure) for grouping components performing the same unit display; Reference numeral 9 denotes a switching mode determining unit (switching mode determining procedure) for determining a unit name after switching, and 9 denotes a display format changing unit (display format changing procedure) for switching unit display. Reference numeral 10 denotes a screen data unit switching method including the above items 4, 6 to 9.
In the first embodiment, by providing the component group forming unit 7 and the switching method determining unit 8 as described above, the unit system notation of a component having a plurality of mutually related numerical values and units can be changed without contradiction. .

FIG. 2 is a flowchart showing processing of the screen data unit system switching method according to the first embodiment of the present invention. In FIG. 2, 1 to 3 and 6 to 10 are the same as those in FIG. 11 is display coordinate information having display coordinates of the component extracted by the switching target extraction unit 6;
Reference numeral 12 denotes component type information having the type of component extracted by the switching target extraction unit 6, and reference numeral 13 denotes the component group formation unit 7.
14 is switching pattern information indicating the display format of the unit and the number of digits of the numerical value after switching, which is the output of the switching method determining unit 8.

FIG. 3 is a diagram showing a structure of screen data in the screen data unit system switching method according to the first embodiment of the present invention. FIG. 4 is a diagram showing a structure of display coordinate information in the screen data unit system switching method according to the first embodiment of the present invention.

FIG. 5 is a diagram showing a structure of component type information in the screen data unit system switching method according to the first embodiment of the present invention. FIG. 6 is a diagram showing a structure of a numerical variable list in the screen data unit system switching method according to the first embodiment of the present invention.

FIG. 7 is a diagram showing the structure of component group information in the screen data unit system switching method according to the first embodiment of the present invention. FIG. 8 is a diagram showing a structure of a unit conversion table of the screen data unit system switching method according to the first embodiment of the present invention. FIG. 9 is a diagram showing a structure of switching pattern information of the screen data unit system switching method according to the first embodiment of the present invention.

Next, switching processing of a screen data unit system according to the first embodiment will be described with reference to FIG. The switching target extraction unit 6 is a component (display component) of the screen data 1.
Is checked to see if an analog variable or a unit name that requires switching of the unit system is included as an attribute value. As shown in FIG. 3, the screen data 1 includes a screen ID for screen identification, a part ID for component identification in the screen, a display attribute name for designating the display format of the component, and its value. It consists of attribute values that are A component that displays a value in a character string format, such as a unit or a numerical value, has an attribute “Value” for directly specifying the display character string or for indirectly specifying a numerical variable name.
To check the attribute value, check the value of this “Value” attribute,
A part in which a numerical variable name is set as an attribute value by a character string representing a unit name or indirect reference is extracted as a switching candidate.

Display coordinates and types of parts having analog variables and unit names as attribute values are stored in display coordinate information 11 and part type information 12, respectively. The structure of the display coordinate information is as shown in FIG. 4, and the screen ID of the component extracted from the screen data, the component ID, the X coordinate indicating the range of the display area, and the Y
The values of the coordinates, width, and height information are stored. The structure of the component type information is as shown in FIG. 5, and stores the type (unit, numerical value) of the component extracted from the screen data. Next, the component group forming unit 7 determines a numerical component group to be displayed in the same unit display for each component registered as a unit component in the component type information 12. First, a reference variable (numerical variable) of each part registered as a numerical part in the part type information 12 is checked, and a unit name used by the variable is searched from the numerical variable list 2. The structure of Numeric Variable List 2 is
As shown in FIG. 6, a variable name which is an identifier of a numerical variable,
The name, unit, upper limit, and lower limit are stored.

In this way, a group of numerical parts having an analog variable having the same unit name as the unit part as an attribute value is extracted. Next, the distance between the display coordinates of the obtained numerical component group and the display coordinates of the unit component is calculated, and one numerical component having the shortest distance is determined. As a result, one pair of numerical components is determined for all unit components. Next, for the numerical parts that were not included in any group in the first distance calculation, distance calculation was performed with the group formed for each unit part, and the numerical parts were used as elements in the shortest distance group. to add. In this way, all numerical components and unit components are classified into component group information 13 having the same unit name.

The structure of the component group information 13 is as shown in FIG. 7, and stores a group ID for identifying a component group, a component ID of a unit component included in the component group, and ID1 to IDn of a numerical component group. Next, the switching method determination unit 8 performs, for each group of the component group information 13,
From the unit name and the upper and lower limit values used before switching, the unit name and upper and lower limit value after switching are calculated in the unit conversion table 3, and the result of calculating the number of display digits after switching is used as the switching pattern information 14. Output to

The structure of the unit conversion table 3 is as shown in FIG. 8, and includes a pattern name indicating the type of conversion formula for unit conversion,
The unit name before switching (unit 1), the unit name after switching (unit 2), and the conversion coefficient are stored. The structure of the switching pattern information is as shown in FIG.
ID of each group registered in the group, the ID of the part belonging to the group, the unit name used by the part before switching, the unit name used after switching, and an integer part indicating the number of display digits of each numerical value after switching The number of digits and the number of decimal digits are stored. Next, the display format changing unit 9 changes the display format of the component to be switched from the screen data based on the switching pattern information 14 and outputs the changed result to the switched screen data 5. I do.

Therefore, according to the first embodiment, a numerical component group whose unit names should be unified and a unit component do not conflict with each other.
The display can be changed by switching units.

Embodiment 2 FIG. 10 is a flowchart showing a processing flow of the screen data unit system switching method according to the second embodiment of the present invention. In FIG.
14 to 14 are the same as those in FIG. Reference numeral 15 is included in the screen data unit system switching method 10, and is a component intersection determination unit (part intersection determination procedure) for detecting superposition of components after unit system switching, and 16 is display position correction information output from the component intersection determination unit 15. It is. In the second embodiment, the component intersection determination unit 15 is provided, and the display position of each component after switching is calculated in advance. According to this configuration, it is possible to adjust the arrangement of the components so that the numerical values and unit components after the unit system switching do not overlap with the peripheral graphics (neighboring display components). FIG. 11 is a diagram showing a structure of display position correction information in the screen data unit system switching method according to the second embodiment of the present invention.

The switching process of the screen data unit system according to the second embodiment will be described below. Parts intersection determination unit 15
Is the switching pattern of each component registered in the switching pattern information of FIG. 9 (unit name, integer part digit number, decimal part digit number)
It is checked whether or not the size of the display character string changes before and after the change based on. The area size is checked by comparing the character string length before and after the change, the number of display digits, and the value of the decimal point position. When the area size of the display character string changes, the display width and height of the display character string after the change are recalculated. Next, components in the screen near the component whose size has been changed are extracted using the display coordinate information 11 of each component, and it is checked whether or not a rectangular group of a display character string intersects a component group in the vicinity. I do. If the areas intersect, the display coordinates of the component group are corrected according to the pattern of the intersection. For example, if overlap occurs in the X direction,
Shift the display coordinates of the target part left and right. In the case where there is an overlap in the Y direction, the display coordinates are shifted vertically.

The structure of the display position correction information is as shown in FIG. 11, and the display attributes (X, Y) other than the attribute "Value" relating to the display character string are selected from the components registered in the screen data of FIG. , Width, Height, etc.) are extracted, and the display attribute name to be changed for the component and its attribute value (old value, new value) are stored. Next, the display format changing unit 9 sets the switching pattern information 1
4, the display method is changed based on the switching pattern information 14 and the display position correction information 16 for the component to be switched from the screen data, and the changed result is stored in the screen data 5 after the switching. Output.

According to the second embodiment, there is an effect that the arrangement of each part can be adjusted so that the numerical values and unit parts after the unit system switching do not overlap with the peripheral figures.

Embodiment 3 FIG. FIG. 12 is a flowchart showing a processing flow of the screen data unit system switching method according to the third embodiment of the present invention. In FIG.
14 to 16 are the same as those in FIG. Reference numeral 17 denotes a table structure determination unit (table structure determination procedure) of the screen data unit system switching method 10, which extracts components having a table structure.
Reference numeral 18 denotes the table part information extracted by the table structure determination unit 17, and 19 denotes the table part information 18 which is input, searches for the arrangement of each numerical part in the table after the unit system switching, and re-coordinates for aligning. This is a component placement adjustment unit (component placement adjustment procedure) that performs calculations. In the third embodiment, a component arrangement adjusting unit 19 is provided to inspect the arrangement of each numerical component in the table after switching,
The coordinates for alignment are recalculated. According to this, the arrangement (left-justified, right-aligned) of the numerical components in the table after the unit system switching can be aligned.
FIG. 13 is a diagram showing a structure of table part information in the screen data unit system switching method according to the third embodiment of the present invention.

Hereinafter, switching processing of a screen data unit system according to the third embodiment will be described. Table structure determination unit 17
Inspects the connection relationship of line segment data and the size of rectangular data from the display components of the screen data 1, extracts a component group that is a candidate for a table structure, and outputs it as table component information 18.
The structure of the table part information is as shown in FIG. 13, and records a table ID for identification, start point coordinates (upper left coordinate) for indicating a table area, and width and height information. Component placement adjustment unit 1
9 examines whether or not the size of the display area changes before and after the switching for each element of the component group included in the switching pattern information 14. If it changes, it is checked whether or not there is a table structure including the numerical part based on the inclusion relation with the rectangular area of the table part information 18. If there is a table structure, it is next checked whether or not there is another numerical component arranged in the same table in the vertical direction of the component. If there are numerical parts in the vertical direction, it is checked from the display coordinates of each numerical part whether the rightmost coordinate value is the same (whether it is right-aligned display). The X coordinate is recalculated in order to align the area with other numerical components, and the result is output as display position correction information. next,
The display format changing unit 9 uses the screen pattern data based on the switching pattern information 14
The display method is changed based on the switching pattern information 14 and the display position correction information 16, and the changed result is output to the screen data after switching.

According to the third embodiment, there is an effect that the arrangement (left-justified, right-justified) in the table of numerical components after unit system switching can be aligned.

Embodiment 4 FIG. 14 is a flowchart showing a processing flow of the screen data unit system switching method according to the fourth embodiment of the present invention. 14, 1-3, 5
14 to 14 are the same as those in FIG. Reference numeral 20 denotes a graphic attribute conversion unit (graphic attribute conversion procedure) of the screen data unit switching method 10, which checks whether the type of the graphic attribute (display attribute) is different before and after the switching, and switches the display attribute name if different. Replace with the later attribute name. Reference numeral 21 denotes a graphic attribute conversion table output from the graphic attribute conversion unit 20. In the fourth embodiment, the graphic attribute conversion unit 20 is provided to recalculate the graphic attribute value of the component used after the switching. According to this configuration, a different graphic system is used before and after the switching. However, unit system switching can be performed using the definition information of the screen data before switching. FIG. 15 is a diagram showing the structure of the graphic attribute conversion table in the screen data unit system switching method according to the fourth embodiment of the present invention.

Hereinafter, switching processing of a screen data unit system according to the fourth embodiment will be described. The graphic attribute conversion unit 20 checks, using the graphic attribute conversion table 21, whether or not each element of the component group included in the switching pattern information 14 has a different type of display attribute before and after switching.
If different, the display attribute name of the part is replaced with the attribute name after switching. The structure of the graphic attribute conversion table is as shown in FIG. 15, and the graphic attribute conversion table 21 includes a component type, an attribute name before change, an attribute name after change, a default value after change, and an attribute value conversion formula number. The attribute value conversion formula number is a number indicating a program for calculating an attribute value of a component after switching from a plurality of attribute values of the component before switching. The result of the recalculation of the attribute value is recorded in the post-change attribute value of the graphic attribute conversion table 21.
For the attribute that exists only in the component after switching, the default value of the component to be used after switching is changed and set to the attribute value. Next, based on the switching pattern information 14, the display format changing unit 9 displays a display method for the component to be switched from the screen data 1 based on the switching pattern information 14 and the graphic attribute conversion table 21. And outputs the changed result to the screen data 5 after switching.

According to the fourth embodiment, even when a different graphic system is used before and after the switching, there is an effect that the unit system can be switched by using the definition information of the screen data before the switching.

[0030]

Since the present invention is configured as described above, it has the following effects. A switching target extraction procedure for extracting a display component to be a unit system switching target from the screen data; a component group formation procedure for grouping display components extracted by the switching target extraction procedure into a component group based on a unit name; A switching method determining procedure for determining a unit name after switching for each component group grouped by the component group forming procedure, and a display format of each component group is switched so that the unit name is determined by the switching method determining procedure. Since the display format change procedure is included, it is possible to unify and switch the units of the grouped display components.

Also, a part intersection determination procedure for detecting in advance the intersection between the display component after the unit switching and a neighboring display component arranged near the display component is included. Since the display format of the display component is switched based on the detected intersection information so that the display component does not intersect the neighboring display component, the unit system can be switched without the display component intersecting.

Further, a table structure determining procedure for extracting a display component having a table structure from the screen data and a component arrangement adjusting procedure for adjusting the arrangement in the table of the display component having the table structure extracted by the table structure determining procedure are described. Therefore, the layout in the table can be adjusted even after the unit system switching of the display components.

Furthermore, the method includes a graphic attribute conversion procedure for extracting display components having different graphic attributes before and after the unit system switching and for converting the graphic attributes of the extracted display components to those after the switching. Even if the graphic attributes are different before and after the unit system is switched, the unit system can be switched.

Further, in the screen data unit system switching program according to the present invention, a switching object extraction procedure for extracting a display component to be switched for the unit system from the screen data, and a display extracted by the switching object extraction procedure A component group forming procedure for grouping components into component groups based on unit names, a switching method determining procedure for determining a unit name after switching for each component group grouped by the component group forming procedure, and a switching method determining Since the computer is caused to execute the display format change procedure of switching the display format of each component group so as to have the unit name determined by the procedure, it is possible to unify and switch the units of the grouped display components.

[Brief description of the drawings]

FIG. 1 is a diagram showing a screen data unit system switching method according to a first embodiment of the present invention.

FIG. 2 is a flowchart showing processing of a screen data unit system switching method according to the first embodiment of the present invention;

FIG. 3 is a diagram showing a structure of screen data in a screen data unit system switching method according to the first embodiment of the present invention.

FIG. 4 is a diagram showing a structure of display coordinate information in a screen data unit system switching method according to the first embodiment of the present invention.

FIG. 5 is a diagram showing a structure of component type information in a screen data unit system switching method according to the first embodiment of the present invention.

FIG. 6 is a diagram showing a structure of a numerical variable list in a screen data unit system switching method according to the first embodiment of the present invention.

FIG. 7 is a diagram showing a structure of component group information in a screen data unit system switching method according to the first embodiment of the present invention.

FIG. 8 is a diagram showing a structure of a unit conversion table of a screen data unit system switching method according to the first embodiment of the present invention.

FIG. 9 is a diagram showing a structure of switching pattern information of a screen data unit system switching method according to the first embodiment of the present invention.

FIG. 10 is a flowchart showing a processing flow of a screen data unit system switching method according to Embodiment 2 of the present invention;

FIG. 11 is a diagram showing a structure of display position correction information in a screen data unit system switching method according to a second embodiment of the present invention.

FIG. 12 is a flowchart showing a processing flow of a screen data unit system switching method according to Embodiment 3 of the present invention;

FIG. 13 is a diagram showing a structure of front part information in a screen data unit system switching method according to a third embodiment of the present invention.

FIG. 14 is a flowchart showing a processing flow of a screen data unit system switching method according to Embodiment 4 of the present invention;

FIG. 15 is a diagram showing a structure of a graphic attribute conversion table in a screen data unit system switching method according to a fourth embodiment of the present invention.

[Explanation of symbols]

1, 5 screen data, 2 numeric variable list, 3 unit conversion table, 4 conversion control section, 6 switching target extraction section, 7 part group formation section, 8 switching method determination section, 9 display format change section, 10 screen data unit system Switching method, 11
Display coordinate information, 12 component type information, 13 component group information, 14 switching pattern information, 15 component intersection determining unit, 16 display position correction information, 17 table structure determining unit,
18 Table component information, 19 Component placement adjustment unit, 20 Graphic attribute conversion unit, 21 Graphic attribute conversion table.

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Claims (5)

[Claims] 1. A switching target extraction procedure for extracting a display component to be switched for a unit system from screen data, and a component group formation for grouping display components extracted by the switching target extraction procedure into a component group based on a unit name. Procedure, a switching method determining procedure for determining a unit name after switching for each of the component groups grouped by the component group forming procedure, and displaying each of the component groups so that the unit name determined by the switching method determining procedure becomes the unit name. A screen data unit system switching method including a display format change procedure for switching a format. 2. A part intersection determination procedure for detecting in advance an intersection between a display part after unit switching and a neighboring display part arranged near the display part.
2. The screen data unit system according to claim 1, wherein the display format of the display component is switched based on the intersection information detected by the component intersection determination procedure so that the display component does not intersect the neighboring display component. Switching method. 3. A table structure judging procedure for extracting a table-structured display component from screen data, and a component arrangement adjusting procedure for adjusting the arrangement of the table-structured display component extracted in the table structure judging process in the table. 3. The screen data unit system switching method according to claim 1, wherein: 4. A graphic attribute conversion procedure for extracting display components having different graphic attributes before unit system switching and after unit system switching, and converting the graphic attributes of the extracted display components to those after switching. The screen data unit system switching method according to any one of claims 1 to 3, characterized in that: 5. A switching target extraction procedure for extracting a display component to be switched for a unit system from screen data, and a component group formation for grouping display components extracted by the switching target extraction procedure into a component group based on a unit name. Procedure, a switching method determining procedure for determining a unit name after switching for each of the component groups grouped by the component group forming procedure, and displaying each of the component groups so that the unit name determined by the switching method determining procedure becomes the unit name. A screen data unit switching program for causing a computer to execute a display format change procedure for switching formats.