Page History

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Data is displayed in a table and a graph simultaneously. The splitter between the table and the graph can be moved to modify the display. Select the data series, that should be displayed with help of the List Boxes and/or the Map Display (see also Filters ).

Wiki MarkupWhen the display is started through the FEWS Tools menu item _Data Editor_ , data can be edited and the edited data can be stored in the FEWS data base. When the display is started through the FEWS Tools menu item _Data Display_ or through the FEWS toolbar, the data can only be viewed.
1.1 <ac:structured-macro ac:name="anchor" ac:schema-version="1" ac:macro-id="bdef10cc-088f-40da-959a-e8e405270663"><ac:parameter ac:name="">_Toc172823841</ac:parameter></ac:structured-macro><ac:structured-macro ac:name="anchor" ac:schema-version="1" ac:macro-id="61a28542-3193-470c-9704-bfb295fbce9d"><ac:parameter ac:name="">_Toc140564169</ac:parameter></ac:structured-macro>Data Display Press the \[*Data Display* \] button !image002.png! on the toolbar to present graphs displaying the data. The splitter is normally positioned on the left of the

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When data series of different data types have been selected, the data will be presented in different subplots with the data series of a single data type merged into one subplot.

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With this button historical events can be activated (provided that they are pre-configured). They will be displayed in the same graph to enable a comparison with the actual timeseries. Further explanation is given below.

Display time

Wiki MarkupTo change the view period in the graph, the field _Display time_ in the Status Bar below the graph should be double clicked. The display time can now be changed with help of the menu. Press \ [*OK* \ ] to accept the changed view period. The next time the chart is opened the original configured display time will be used again.

Datum Toggle

The Datum Toggle at the lower right hand corner of the display allows levels to be displayed with reference to Local Datum or mAOD .

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• Black: original data
• Blue: corrected (original data flagged "Unreliable" and interpolated)
• Magenta: completed (original data missing and interpolated)

Wiki MarkupData (only those with a white background) can be edited by double clicking a field in the column. Editing may be done in the table directly. The result of an edit action is directly displayed in the corresponding graph. Manually corrected data will be saved to the database by clicking \ [*Apply* \ ]. With \ [*Cancel* \ ] before saving, changes can be undone. With \ [*Enter* \ ] the changes are validated.

Wiki MarkupThrough manual editing of data, the source of the data changes from original to corrected. The font colour used for edited data is blue to indicate that it is completed data. The background colour remains white, as the data has not yet been validated. If however, after pressing \ [*Apply* \ ] validation indicates that the value exceeds certain validation limits, the background colour will be set accordingly.

Editing Data

Historic Events

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• Select the location from the location list box in the FEWS explorer
• Select the parameter from the parameter list box
• Open the chart display by pressing the chart button
• Press the button in the Chart Display and select one of the historical events from the list

Wiki MarkupA new (red) line will be added to the chart. This event line can now be shifted forwards and backwards in time using the "+" and "-" keys on your keyboard. To activate this shift procedure press the \ [*Historic Events* \ ] button in the Chart Display and select Shift Time.

Wiki MarkupA small pop-up window shows that you can now shift the historic event forwards and backwards by pressing the "+" or "-" keys on your keyboard. When the shift procedure is completed press \ [*Done* \ ].

Longitudinal profile

Since release 2007.02, the display offers also the opportunity to show longitudinal profiles. In such graph, the parameter values (Y-axis) are plotted against the river chainage (X-axis). The graph can progress over time, eitehr step by step or animated, via the time control toolbar, described in the Spatial display. both the graph and table will change over time as they shown data along the profile.

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