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-- File: BOP_BlockBuilder.cdl
-- Created: Thu Feb 25 15:16:42 1993
-- Author: Jean Yves LEBEY
-- <jyl@phylox>
---Copyright: Matra Datavision 1993
class BlockBuilder from BOP
---Purpose:
--- auxiliary class to storage and operate with data of
--- connexity blocks inside the given ShapeSet
---
uses
Shape from TopoDS,
ShapeSet from BOP,
BlockIterator from BOP,
SequenceOfInteger from TColStd,
DataMapOfIntegerInteger from TColStd,
IndexedMapOfOrientedShape from TopTools
is
Create
returns BlockBuilder;
---Purpose:
--- Empty Constructor
---
Create(SS : in out ShapeSet)
returns BlockBuilder;
---Purpose:
--- Create an object for given ShapeSet
---
MakeBlock(me : in out;
SS : in out ShapeSet)
is static;
---Purpose:
--- Compute the set of connexity blocks of elements
--- for of the ShapeSet SS
--
--
-- I t e r a t i o n o n b l o c k s made by MakeBlock
--
InitBlock(me : in out)
is static;
MoreBlock(me)
returns Boolean from Standard
is static;
NextBlock(me : in out)
is static;
--
-- I t e r a t i o n o n on shapes inside the current block
--
BlockIterator(me)
returns BlockIterator from BOP
is static;
--- Purpose:
--- Returns the BlockIterator for the current block .
---
Element(me; BI : BlockIterator from BOP)
returns Shape from TopoDS
is static;
---C++: return const &
---Purpose:
--- Returns the current element of <BI>.
---
Element(me; I : Integer from Standard)
returns Shape from TopoDS
is static;
---C++: return const &
---Purpose:
--- Returns the current element with index <I> .
---
Element(me; S : Shape from TopoDS)
returns Integer from Standard;
---Purpose:
--- Returns the index of the current element .
---
ElementIsValid(me; BI : BlockIterator)
returns Boolean from Standard;
---Purpose:
--- Internal
---
ElementIsValid(me; I : Integer from Standard)
returns Boolean from Standard;
---Purpose:
--- Internal
---
AddElement(me : in out; S : Shape from TopoDS)
returns Integer from Standard;
---Purpose:
--- Internal
---
SetValid(me : in out;
BI : BlockIterator from BOP ;
IsValid : Boolean from Standard);
---Purpose:
--- Internal
---
SetValid(me : in out;
I : Integer from Standard;
IsValid : Boolean from Standard);
---Purpose:
--- Internal
---
CurrentBlockIsRegular(me : in out)
returns Boolean from Standard;
---Purpose:
--- Returns TRUE if all elements inside the current block
--- are biconnexial
---
fields
myOrientedShapeMapIsValid : DataMapOfIntegerInteger from TColStd;
myOrientedShapeMap : IndexedMapOfOrientedShape from TopTools;
myBlocks : SequenceOfInteger from TColStd;
myBlockIndex : Integer from Standard;
myIsDone : Boolean from Standard;
myBlocksIsRegular : SequenceOfInteger from TColStd;
end BlockBuilder;
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