To define an object class
- Select a sample object for the object
sample object must have the properties, links, and attributes that
you want to include in the definition of the object class.
- If an object definition file is not attached,
enter attachdef at the command prompt
and attach the file.
- On the Map Explorer tab
of the Task Pane, right-click Object
Classes. Click Define Object Class.
- When prompted to select a sample object,
select the sample object. Press Enter.
- In the Define Object Classification dialog box,
enter a name and a description.
- To base
this object class on an existing object class,
select the existing object class from the Based On list.
To use this object class
as a base only, select Use As Base Object Classification
- On the Applies To tab,
select the object type for this object class.
You must select the object
type before you can select properties on the Properties
For best results, select
the most specific object type that applies to all objects in this
NoteIf you plan to use this object class with
objects from a drawing source, do not select more than one object
- On the Properties List tab,
select each of the properties you want to include in the definition.
For each property, enter
a default value and a range of possible values.
To specify a line weight,
enter the decimal value as an integer. For example, to specify a
line weight of 0.13, enter 13.
- On the Class Settings tab,
select the object to use to create the feature. For example, if
you are defining an object class for roads, select Polyline as
the creation method.
Note You can select only objects that match
the object type you selected on the Applies To tab.
You can also specify
the icon to display for the object class and whether you want the
object class to appear on the Map Explorer tab
of the Task Pane.