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// File: Sweep_NumShapeIterator.cxx
// Created: Thu Jun 3 10:46:16 1993
// Author: Laurent BOURESCHE
// <lbo@phylox>
#include <Sweep_NumShapeIterator.ixx>
//=======================================================================
//function : Sweep_NumShapeIterator
//purpose :
//=======================================================================
Sweep_NumShapeIterator::Sweep_NumShapeIterator():
myNumShape(0,TopAbs_SHAPE),
myCurrentNumShape(0,TopAbs_SHAPE)
{
}
//=======================================================================
//function : Init
//purpose :
//=======================================================================
void Sweep_NumShapeIterator::Init(const Sweep_NumShape& aShape)
{
myNumShape = aShape;
if (myNumShape.Type()==TopAbs_EDGE){
Standard_Integer nbvert = myNumShape.Index();
myMore = (nbvert >= 1);
if (myMore){
myCurrentRange = 1;
myCurrentNumShape = Sweep_NumShape(1,TopAbs_VERTEX,
myNumShape.Closed(),
Standard_False,
Standard_False);
if (nbvert==1){
if (myNumShape.BegInfinite()){
myCurrentOrientation = TopAbs_REVERSED;
}
else {
myCurrentOrientation = TopAbs_FORWARD;
}
}
else {
myCurrentOrientation = TopAbs_FORWARD;
}
}
}
}
//=======================================================================
//function : Next
//purpose :
//=======================================================================
void Sweep_NumShapeIterator::Next()
{
myCurrentRange++;
myMore = myCurrentRange <= myNumShape.Index();
if (myMore){
if (myNumShape.Type()==TopAbs_EDGE){
myCurrentNumShape = Sweep_NumShape(myCurrentRange,TopAbs_VERTEX,
myNumShape.Closed(),
Standard_False,
Standard_False);
myCurrentOrientation = TopAbs_REVERSED;
}
}
}
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