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// File: TopoDSToStep_MakeFacetedBrepAndBrepWithVoids.cxx
// Created: Fri Jul 23 17:48:46 1993
// Author: Martine LANGLOIS
// <mla@mastox>
#include <TopoDSToStep_MakeFacetedBrepAndBrepWithVoids.ixx>
#include <TopoDSToStep.hxx>
#include <TopoDSToStep_Builder.hxx>
#include <TopoDSToStep_Tool.hxx>
#include <MoniTool_DataMapOfShapeTransient.hxx>
#include <StepShape_TopologicalRepresentationItem.hxx>
#include <StepShape_ClosedShell.hxx>
#include <StepShape_OrientedClosedShell.hxx>
#include <StepShape_HArray1OfOrientedClosedShell.hxx>
#include <TopoDS_Iterator.hxx>
#include <TopoDS_Shell.hxx>
#include <TopoDS.hxx>
#include <TColStd_SequenceOfTransient.hxx>
#include <BRepTools.hxx>
#include <StdFail_NotDone.hxx>
#include <Transfer_FinderProcess.hxx>
#include <TransferBRep_ShapeMapper.hxx>
#include <TCollection_HAsciiString.hxx>
//=============================================================================
// Create a FacetedBrepAndBrepWithVoids of StepShape from a Solid of TopoDS
// containing more than one closed shell
//=============================================================================
TopoDSToStep_MakeFacetedBrepAndBrepWithVoids::
TopoDSToStep_MakeFacetedBrepAndBrepWithVoids(const TopoDS_Solid& aSolid,
const Handle(Transfer_FinderProcess)& FP)
{
done = Standard_False;
TopoDS_Iterator It;
MoniTool_DataMapOfShapeTransient aMap;
TColStd_SequenceOfTransient S;
TopoDS_Shell aOutShell;
Handle(StepShape_TopologicalRepresentationItem) aItem;
Handle(StepShape_ClosedShell) aOuter, aCShell;
Handle(StepShape_OrientedClosedShell) aOCShell;
Handle(StepShape_HArray1OfOrientedClosedShell) aVoids;
aOutShell = BRepTools::OuterShell(aSolid);
TopoDSToStep_Builder StepB;
TopoDSToStep_Tool aTool;
if (!aOutShell.IsNull()) {
It.Initialize(aSolid);
for ( ; It.More(); It.Next() ) {
if (It.Value().ShapeType() == TopAbs_SHELL) {
TopoDS_Shell CurrentShell = TopoDS::Shell(It.Value());
if (It.Value().Closed()) {
aTool.Init(aMap, Standard_False);
StepB.Init(CurrentShell, aTool, FP);
TopoDSToStep::AddResult ( FP, aTool );
if (StepB.IsDone()) {
aCShell = Handle(StepShape_ClosedShell)::DownCast(StepB.Value());
if ( aOutShell.IsEqual(It.Value()) )
aOuter = aCShell;
else
S.Append(aCShell);
}
else {
Handle(TransferBRep_ShapeMapper) errShape =
new TransferBRep_ShapeMapper(CurrentShell);
FP->AddWarning(errShape," Shell from Solid not mapped to FacetedBrepAndBrepWithVoids");
}
}
else {
done = Standard_False;
Handle(TransferBRep_ShapeMapper) errShape =
new TransferBRep_ShapeMapper(CurrentShell);
FP->AddWarning(errShape," Shell from Solid not closed; not mapped to FacetedBrepAndBrepWithVoids");
}
}
}
}
Standard_Integer N = S.Length();
if ( N>=1 ) {
aVoids = new StepShape_HArray1OfOrientedClosedShell(1,N);
Handle(TCollection_HAsciiString) aName =
new TCollection_HAsciiString("");
for ( Standard_Integer i=1; i<=N; i++ ) {
aOCShell = new StepShape_OrientedClosedShell();
aOCShell->Init(aName, Handle(StepShape_ClosedShell)::DownCast(S.Value(i)),
Standard_True);
aVoids->SetValue(i, aOCShell);
}
theFacetedBrepAndBrepWithVoids =
new StepShape_FacetedBrepAndBrepWithVoids();
theFacetedBrepAndBrepWithVoids->Init(aName, aOuter, aVoids);
done = Standard_True;
}
else {
done = Standard_False;
Handle(TransferBRep_ShapeMapper) errShape =
new TransferBRep_ShapeMapper(aSolid);
FP->AddWarning(errShape," Solid contains no Shell to be mapped to FacetedBrepAndBrepWithVoids");
}
}
//=============================================================================
// renvoi des valeurs
//=============================================================================
const Handle(StepShape_FacetedBrepAndBrepWithVoids) &
TopoDSToStep_MakeFacetedBrepAndBrepWithVoids::Value() const
{
StdFail_NotDone_Raise_if(!done,"");
return theFacetedBrepAndBrepWithVoids;
}
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