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>>:
Pushing this control user gets next tidal of the file.
<<:
Pushing this control user gets previous tidal of the file.
Area Sheet
To select between Point, Symbol,
Line, Area or Tidal sheets to be
opened either press button
or go by cursor above Point,
Symbol, Line, Area or Tidal text
and press SELECT
Enable changes:
User has to select this in order to modify User Chart. When user select Enable changes, User Chart is removed from
the radar(s). When you stop modifying User Chart remove selection Enable changes (or close User chart window),
the system automatically reload the User chart to radar(s)
Area Object:
When user define an area for User Chart first he adds an area object and then gives a name and selects if it is
displayed on radar and/or if it is used for safe water calculation (Danger Area).
Current:
It is indicated number of current area in this field. User can select area by editing desired number in edit box or
create new one.
Total:
Total indicates total number of areas.
Name:
User can give name to current area
On Radar:
User can select if the boundary line of the area is also displayed on ARPA radar display.
Danger Area:
User can select if the area is part of Chart Alarm checks.
Corner Points of Area:
After you have defined an Area Object, you can define corner points of the Area object.. Default mode for a new
area without any corner points is Insert, which allow immediate entry of corner points. Other available modes are:
•
Select, you can pick up existing corner point for viewing information of it.
•
Insert, you can add a new corner point to most close edge of area. See figure below.
•
Append, you can add a new corner point to latest edge of area. The latest edge is shown as
dashed line. See figure below.
User chart control • • • • 261
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