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In the Button Bar, there is a section further aiding location and parameter selection (
)
Icon | Description |
| Rectangle selection: When selected allows you to press left mouse button and drag to create a rectangular box over the Map Display. When released it will select all locations contained in the rectangle. |
| Lasso selection: It allows you to create a freehand selection in the Map Display. To do this, press and hold the left mouse button and drag it around the locations you want to select. Release the mouse button to finalize the selection. |
There is also a button bar in the Data Viewer which allows storing selections you wish to reuse later.
Icon | Description |
| Add selection: Stores the current filter, location and parameter selection. A Pop-up will allow you to enter a name for this selection. After entering the name and pressing OK, the selection can be found in the dropdown box to the right. |
| Remove selection: Removes the current item in the saved selection dropdown box to the right of this icon. If there is no current item, or it is empty, nothing will happen. |
| Saved selection dropdown: When an item from this list is selected, the filters, locations, and parameters contained in that item will be chosen in the Map Display and Data Viewer. Selections can be added or removed using the ‘Add/Remove location selection’ buttons |
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In Delft FEWS, the following location icons have been chosen, but in principle, any icon can be selected to represent a location type in FEWS.
Icon | Description |
| gauged fluvial site |
| ungauged fluvial site |
| meteorological site |
| radar data site |
| coastal site |
| catchment center point |
| default site |
Data availability and validation
Data availability icons show what kind of data is available for the timeSeries selected in a filter.
Icon | Description |
| no data stored in database (also when looking outside of the view period) |
| only missing values available in view period |
| only missing values available in view period for some time series (configurable since 2011_02; see someSeriesCompletelyMissingIconVisible in the Explorer file) |
| some missing values available in view period |
| soft validation limit exceeded |
| hard validation limit exceeded |
| data edited or interpolated |
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In case the high flow thresholds or rainfall thresholds are exceeded within the configured view period, the following icon is displayed:
Icon | Description |
| a threshold exceeded in view period |
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There are five additional icons pre-configured for five threshold levels, which are merged with the original threshold icon. These extra icons are:
Icon | Description |
| Level 1 threshold crossing in historic and forecast period |
| Level 2 threshold crossing in historic and forecast period |
| Level 3 threshold crossing in historic and forecast period |
| Level 4 threshold crossing in historic and forecast period |
| Level 5 threshold crossing in historic and forecast period |
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The following types of system messages are identified:
Log level | Description |
|---|---|
FatalFATAL | Severe errors that cause premature termination |
ErrorERROR | Other runtime errors or unexpected conditions |
WarnWARN | Events that are undesirable or unexpected, but not necessarily wrong |
InfoINFO | Runtime events (startup/shutdown) that allows tracking of the progress of the system |
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The System status icon, located in the lower right corner of the display, indicates whether the system is operating normally or encountering severe errors. The icon has the following display modes:
| Icon | Color | Description |
|---|---|---|
| Green | System is running normally but warnings have been encountered. |
| Yellow | The system has encountered severe errors in the past 48 hours. This indicates that at least one system message with log level ERROR has been generated. Once all messages with this log level have been acknowledged by the user via the System Monitor, the icon will turn green again. |
| Red | The system has encountered fatal errors in the past 48 hours. This indicates that at least one system message with log level FATAL has been generated. Once all messages with this log level have been acknowledged by the user via the System Monitor, the icon will turn green again. |
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