Plot Data
Overview
Point data can be displayed in a graph. Click on the Plot Data menu list option to display the Plot Data Request page.
Plot Data Request
The Plot Data Request page is used to query the database for data from a predefined plot group or from selected plot points. The data returned from the database query will be plotted in a trend chart. Click the Display button to retrieve the data specified in the input fields organized under the Select Plot, Select Display Time and Interval, Display Options, Plot Options headings. The web browser will remember the plot data request parameters and restore them the next time the page is selected. Click Cancel to return the previous page.
Plot Data Request (see also the full-size image)
Select Plot
The plot pick list selects a predefined plot group or select points and plot parameters.
| Data Label | Description |
|---|---|
| Plot | Select the plot group to display from the pick list. Select the first choice in the pick list, Select point, to display Point list, see below. If the selected plot group has a point override parameter set to true then the Point list is also displayed. Click Plot: button to change Plot Pick Details and order, see the Plot Pick Details section. View button displays the Plot Edit page for the selected plot, see the Plot Edit section. |
Plot Pick Details
The check boxes on Plot Pick Details page control the items, organization, sort order, and limit the records displayed on the pick list.
Plot Pick Details (see also the full-size image)
Select the details to display
- Check the box to the left of a detail to display. Details are displayed in the order shown.
- Check the Order by box for the detail to sort first. Check Reverse for a descending sort.
- Check the Then by box for the detail to sort second. Check Reverse for a descending sort.
- Check the second Then by box for the detail to sort third. Check Reverse for a descending sort.
| Button | Action |
|---|---|
| Move Up | Move the selected detail up one row. |
| Move Down | Move the selected detail down one row. |
| Select All | Select all details. |
| Reset | Reset to default details. |
| OK | Return to previous page with new details selected. |
| Cancel | Return to previous page with no changes. |
Select the limits for the display
| Data Label | Description |
|---|---|
| User | Limit display to plots assigned to the user(s). Click User: button to change the User Pick Details and order. The pick list is a single select list by default. Click the  button to change to a multiple pick list. Control the pick list length with the buttons that appear below the pick list label button.  Reset pick list to single select.  Decrease pick list length.  Increase pick list length. |
| Scope | Limit display to plots with scope: all, public, private. |
| User Group | Limit display to plots assigned to the user group(s). Click User Group: button to change User Group Pick Details and order. The pick list is a single select list by default. Click the button to change to a multiple pick list. Control the pick list length with the buttons that appear below the pick list label button. |
Plot Point List
The Point List displays the plot point and plot parameters defined for this plot data request. Plot point parameters define the point data analysis and plot options. Plot options include the plot scale (left or right), plot scale invert, plot scale range type and limits, plot type (line, area, bar, step, etc.), line color, line type, line thickness, point point shape, shape color, shape filled. Multiple plot levels can be defined to change the plot line color at different limits.
Click on the table column headers to resort the table for this column; first ascending, then descending. Click on the Choose details... button to change the details and display order. Click on a table field to edit the text. Click Add to add an new point; the point list add panel is opened. Click Edit to edit an existing point; the edit panel is opened.
Plot Point List (see also the full-size image)
| Button | Action |
|---|---|
| Clear all | Clear selection of all rows in this table. |
| Select all | Select all rows in this table. |
| Add | Opens the edit panel where parameters can be entered for a new record. |
| Edit | Open the edit panel for this record. |
| Select | Select row for applied changes from the edit panel; first select, then clear select. |
| Delete | Mark selected rows for deletion; first select, then clear select. |
| Move up | Move the selected rows up one row. |
| Move down | Move the selected rows down one row. |
| Apply | Assign changed field values to this and all other selected rows in the table. Changed fields are highlighted with a blue-green background while unchanged fields have a white background. |
| Close | Close the edit panel without saving changes; a warning will be displayed if changes will be lost by this action. |
Plot Point List Details
The check boxes on Plot Point List Details page control the items, organization, sort order, and limit the records displayed on the associated List page.
Plot Point List Details (see also the full-size image)
Select the details to display
- Check the box to the left of a detail to display. Details are displayed in the order shown.
- Check the Order by box for the detail to sort first. Check Reverse for a descending sort.
- Check the Then by box for the detail to sort second. Check Reverse for a descending sort.
- Check the second Then by box for the detail to sort third. Check Reverse for a descending sort.
| Button | Action |
|---|---|
| Move Up | Move the selected detail up one row. |
| Move Down | Move the selected detail down one row. |
| Select All | Select all details. |
| Reset | Reset to default details. |
| OK | Return to previous page with new details selected. |
| Cancel | Return to previous page with no changes. |
| Data Label | Description |
|---|---|
| Point | Select points to add to the point list from the pick list. Hold down the Ctrl key and click to select multiple points. Hold down the Shift key and click to select points from last selected to current selection. Click button to change Point Pick Details and order, see the Point Pick Details section. Decrease pick list length. Increase pick list length. |
Click the Apply button to add all selected points to the point list. The point list add panel will change to the point list edit panel for the last point added. Other parameters can then be assigned to each point. First click Clear all to de-select all points except the one shown in the edit panel.
Plot Point List Parameters
Plot Point Add Panel (see also the full-size image)
Plot Point Edit Panel (see also the full-size image)
| Data Label | Description |
|---|---|
| Panel | Select the plot panel for this point. |
| Point | Select the point from the pick list. Click button to change pick list details and order, see the Point Pick Details section. |
| Label | Enter the plot legend for this point. If blank the point pick list label is used. Click button to fill in the default label for editing from the point pick details. |
| Analysis | Select the data analysis for the point readout. See the Data Analysis appendix for a description of the analysis types. Use default analysis will do the plot data request analysis selected. Any other analysis type selected will override the plot data request analysis. |
| Data type | Select the type of data displayed: Scaled: Scaled or analysis value Raw: Raw data value Score: Nova score value Rating1 - Rating5: Rating value 1 - 5 Date: Date of data report Time: Time of day of data report DateTime: Date and time of data report |
| Analysis Interval | The Rainfall Intensity data analysis requires an analysis interval. Click the button to alternate between interval selection from a pick list or from time interval fields.  Analysis (see also the full-size image) |
| Display Interval | Select the time interval for the data analysis. The time interval is used to compute the start time for the data analysis from the end time. Click the button to alternate between interval selection from a pick list or from time interval fields. Use Request Interval and Show Data Reports will use the plot data request display interval if selected or 1 day by default. |
| Time Offset | Select the time offset from the plot data request end time for the data analysis period, default if 0.0 seconds. A positive time offset starts in the future (After), a negative time offset starts in the past (Before). Click the Time Offset: button to select from a list of intervals. The time offset direction is selected from the After/Before list. Click the button again to use the time offset fields. |
| Multiplier | Multiply the data analysis computed value by this constant. |
| Adder | Add this constant to the data analysis computed value. |
| Data class | Select a class from the plot style sheet to define the plot data list display style. The default style is plotdata. |
| Display score | Select true to change the data class displayed for the data analysis score value. The score value (1-5, 0 for missing) is appended to the data class name. For example if the data class name is plotdata then a score of 1 will use the class plotdata1, a score of 2 will use the class plotdata2, and so on. Missing data will use the class plotdata0. This feature is false by default. /* Plot readout background colors for scores */ td.plotdata0 {color:#888888;background- color:#ffffff;} td.plotdata, td.plotdata1 {background-color:#ffffff;} /* white */ td.plotdata2 {background-color:#ffff44;} /* yellow */ td.plotdata3 {background-color:#ffaa44;} /* orange */ td.plotdata4 {background-color:#ff8866;} /* pink */ td.plotdata5 {background-color:#ff4444;} /* red */ |
| Display digits | Set the number of decimal digits to display to the right of the decimal point. Select default to use the number of display digits assigned to the point type. |
| Scale | Select the plot scale for this plot point: default: Let the plot program assign the plot scale. Left: Use the left plot scale. Right: Use the right plot scale. 3 - 9: Use the plot scales 3 - 9 to the right of the right plot scale. |
| Invert | Select the plot scale invert: normal: No inversion. Plot scale has highest on top and lowest on bottom. invert: Invert the plot scale from lowest on top to highest on bottom. |
| Range | Select the plot scale range computation for this plot point: default: Use the plot data request scale parameter. auto: Let the plot program compute the plot scale. fixed: Use the plot scale limit to the right. point: Use the point plot scale limits. |
| Lower Limit | Lower plot scale limit for fixed plot range. |
| Upper Limit | Upper plot scale limit for fixed plot range |
| Type | Select the plot type for this plot point: line: Draw a line between plot points. point: Draw plot points only - no line. bar: Draw histogram bars. step: Draw stepped lines between plot points. area: Draw a line between plot points and fill in area under plot line. steparea: Draw a stepped line between plot points and fill in area under plot line. |
| Number | Select the limit number for this plot point. Multiple plot points can be added to a plot that will plot point data in different colors for data ranges. |
| Limit | Plot data limit for this plot data range. All data values from this limit to the next are plotted with this plot point parameters. All data less than the first limit uses that limit's plot point parameters. All data greater than the last limit uses that limit's plot point parameters. |
| Line color | Plot line color for this level. Colors are: black, blue, cyan, gray, darkgray, lightgray, green, magenta, orange, pink, red, yellow. |
| Line type | Plot line type for this level. Line types are: solid, dashed, dotted. |
| Thickness | Plot line thickness in pixels for this level. Thicknesses are: 1.0, 1.5, 2.0, 2.5, ..., 5.0. |
| Shape color | Plot shape color for this level. Colors are: black, blue, cyan, gray, darkgray, lightgray, green, magenta, orange, pink, red, yellow. |
| Shape type | Plot shape at data points for this level. Shapes are: none, box, circle, diamond, ellipse, rectangle down, rectangle up, triangle up, triangle down, triangle left, triangle right. |
| Fill | Plot shape fill for this level: true or false. |
Select Display Time and Interval
| Data Label | Description |
|---|---|
| Starting Time | Select the starting time for the plot. Click Reset Time to start of day for ending time. Note: the starting time must be before the ending time. |
| Ending Time | Select the ending time for the plot. Select Current in the pick list to set the ending time to the current time. The Historic selection is shown when a past ending time is selected. |
| Display Interval | Select the plot point time interval for the plot. Select Show Data Reports to plot data reports at the data plot time. Click the button to alternate between interval selection from a pick list or from time interval fields. This display interval is only used if the plot point analysis display interval is set to Use Request Interval. |
| Scroll Interval | Select a scroll interval for time paging through plot data. Click the Scroll Interval: button to select from a list of intervals. Click the button again to use the time interval fields. When a scroll interval is selected and the plot is displayed, then Back, Forward and Now buttons are displayed above the plot. Click the Back button to decrement or the Forward button to increment the Ending Time by the Scroll Interval; the plot is re-displayed with the new ending time. Click Now to reset the Ending Time to the current time. |
| Refresh Interval | Select the interval to automatically refresh the plot data display. Click the Refresh Interval: button to select from a list of intervals. Click the button again to use the time interval fields. This field is only available when the Ending Time is set to the Current time. |
Select Data Analysis
These fields are hidden when the display interval is set to Show Data Reports.
| Data Label | Description |
|---|---|
| Data Analysis | Select the data analysis for the plot data display. See the Data Analysis appendix for a description of the analysis types. Use default analysis will do the default analysis for the point type. |
| Data type | Select the type of data displayed: Scaled: Scaled or analysis value Raw: Raw data value Score: Nova score value Rating1-Rating5: Rating value 1 - 5 Date: Date of data report Time: Time of day of data report DateTime: Date and time of data report |
| Analysis Interval | The Rainfall Intensity data analysis requires an analysis interval. Click the Analysis Interval: button to select from a list of intervals. Click the button again to use the time interval fields. |
| Multiplier | Multiply the data analysis computed value by this constant. |
| Adder | Add this constant to the data analysis computed value. |
Display Options
| Data Label | Description |
|---|---|
| Display Only | Select the display data restrictions: All data: All data, valid or questioned Valid data: Data reports with a valid flag. A valid flag is automatically set by the system when data checking criteria is met. Verified data: Data reports with a verified flag. A verified flag is set by an operator using the data editor to certify that the data is valid. Maintenance data : Data reports with a maintenance flag. A maintenance flag is manually set by an operator to indicate test data not used for public viewing. The maintenance flag is also set when a point of station is out of service or when the data report received has the test flag set. |
| Display Header | Select true to display the plot data reports in a table below the plot data display. Select false to prevent the data table display. |
Plot Options
| Data Label | Description |
|---|---|
| Plot style | Plot headings and data lists are drawn with the default styles for the NovaStar5 server. Select a custom plot style from Plot style list. The style files are Cascading Style Sheets and are stored in the folder: /tomcat/local/styles. |
| Orientation | Select the multiple plot panel orientation: Vertical or Horizontal. |
| Legend | Select true to display the plot legend at the bottom of the plot, false for no legend. |
| Plot time | Select Absolute to display the plot time scale as date and time. Select Relative to display the plot time scale as relative time from right to left. |
| Time interval | Select the plot time scale tick interval, default will automatically select an interval. Click the TimeInterval: button to select from a list of intervals. Click the button again to use the time interval fields. |
| Plot width | Enter the plot image width in pixels. |
| Plot height | Enter the plot image height in pixels. Click Reset to set the default width (500) and default height (300). |
Plot Data Display
After the plot data request parameters are entered in the Plot Data Request page, click Display to display the plot. The plot header above the plot image displays the plot label for the plot group selected, point labels if points were selected on the plot request page, plot ending time, display interval unless Show Data Reports selected, and the scroll interval and buttons if selected.
Plot Data Display (see also the full-size image)
| Data Label | Description |
|---|---|
| Plot | Click on the plot group label to select a new plot group from the plot pick list. The new plot group is immediately plotted. Click button to change Plot Pick Details and order, see the Plot Pick Details section. View button displays the Plot Edit page for the selected plot, see the Plot Edit section. |
| Point | Click on the plot point label to select a new plot point from the point pick list. Click button to change Point Pick Details and order, see the Point Pick Details section. View button displays the Point Edit page for the selected plot, see the Point Edit section. After changing plot points, click the Display button to display the plot data display with the newly selected points. |
| Scroll Interval | Click the Back button to decrement or the Forward button to increment the Ending Time by the Scroll Interval; the plot is re-displayed with the new ending time. Click Now to reset the Ending Time to the current time. |
| Data List | Click Show Data to display the data reports table. Click Hide Data to eliminate the data report table, see the Plot Data Drill Down section. |
Plot Image Resizing
Icons on the left side of the plot can used to resize the plot.
| Button | Action |
|---|---|
|
Reset plot size to default. |
 |
Decrease plot width. |
 |
Increase plot width. |
|
Decrease plot height. |
|
Increase plot height. |
Plot Data Tooltip
Mose4 over a plot point on the Plot Data Display to display a tooltip that shows the point label, plot point time and data value. The point label is the point pick details or the point label defined for the plot point.
Plot Data Display Tooltip (see also the full-size image)
Plot Data Drill Down
Click on a plot point to display the Data View/Edit page for the point, see the Data section. This page is displayed showing the point data reports from the plot starting to ending time.
Plot Data List
Select Show Data: true on the Plot Data Request page or click the Show data button below the plot on the Plot Data Display page to show the plot data list.
Plot Data List (see also the full-size image)
The Data list table shows all the point data reports plotted in vertically stacked tables. Clicking on any of the column heading buttons will reorder the Data list, numerically or alphabetically, by that detail. The Choose details... button specifies what information is displayed in the Data list using the Plot Data List Details page, see the Plot Data List Details section.
Click on the Edit button to the right of the point lable to display the Data Edit page showing the point data reports from the plot starting to ending time.
Plot Data List Details
The check boxes on Plot Data List Details page control the items, organization, sort order, and limit the records displayed on the data list.
Plot Data List Details (see also the full-size image)
Select the details to display
- Check the box to the left of a detail to display. Details are displayed in the order shown.
- Check the Order by box for the detail to sort first. Check Reverse for a descending sort.
- Check the Then by box for the detail to sort second. Check Reverse for a descending sort.
- Check the second Then by box for the detail to sort third. Check Reverse for a descending sort.
| Button | Action |
|---|---|
| Move Up | Move the selected detail up one row. |
| Move Down | Move the selected detail down one row. |
| Select All | Select all details. |
| Reset | Reset to default details. |
| OK | Return to previous page with new details selected. |
| Cancel | Return to previous page with no changes. |
Select the limits for the display
| Data Label | Description |
|---|---|
| Display Only | Select the display data restrictions: All data: All data, valid or questioned Valid data: Data reports with a valid flag. A valid flag is automatically set by the system when data checking criteria is met. Verified data: Data reports with a verified flag. A verified flag is set by an operator using the data editor to certify that the data is valid. Maintenance data : Data reports with a maintenance flag. A maintenance flag is manually set by an operator to indicate test data not used for public viewing. The maintenance flag is also set when a point of station is out of service or when the data report received has the test flag set. |
Plot Data Print
Click on the Print button at the top or bottom of the Plot Data Display to prepare the plot for printing. The plot data display is redrawn with no links, header, footer, or menu.
Plot Data Print (see also the full-size image)
Use the Print feature in the web browser to print the page. Click the browser Back button to return to the Plot Data Display page.