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-- File: TDF_TagSource.cdl
-- Created: Mon Aug 4 15:32:05 1997
-- Author: VAUTHIER Jean-Claude
---Copyright: Matra Datavision 1997
class TagSource from TDF inherits Attribute from TDF
---Purpose: This attribute manage a tag provider to create
-- child labels of a given one.
uses GUID from Standard,
Attribute from TDF,
Label from TDF,
RelocationTable from TDF
is
---Purpose: class methods
-- =============
GetID (myclass)
---C++: return const &
returns GUID from Standard;
Set (myclass; label : Label from TDF)
---Purpose: Find, or create, a TagSource attribute. the TagSource
-- attribute is returned.
returns TagSource from TDF;
NewChild (myclass; L : Label from TDF)
---Purpose: Find (or create) a tagSource attribute located at <L>
-- and make a new child label.
returns Label from TDF;
---Purpose: TagSource methods
-- =================
Create
returns mutable TagSource from TDF;
NewTag (me : mutable)
returns Integer from Standard;
NewChild (me : mutable)
returns Label from TDF;
Get (me) returns Integer from Standard;
Set (me : mutable; T : Integer from Standard);
---Purpose: TDF_Attribute methods
-- =====================
ID (me)
---C++: return const &
returns GUID from Standard;
Restore (me: mutable; with : Attribute from TDF);
NewEmpty (me)
returns mutable Attribute from TDF;
Paste (me; Into : mutable Attribute from TDF;
RT : mutable RelocationTable from TDF);
fields
myTag : Integer from Standard;
end TagSource;
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