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// Copyright: Matra-Datavision 1991
// File: PCollection_AdjacentVerticesIterator.gxx
// Created: Wed May 29 17:42:37 1991
// Author: Denis PASCAL
// <dp>
// Revised by: Mireille MERCIEN
// Sep,7 1992
#include <Standard_NoMoreObject.hxx>
#include <Standard_NoSuchObject.hxx>
//---------------------------------------------------------------------------
// Constructor
//---------------------------------------------------------------------------
PCollection_AdjacentVerticesIterator::PCollection_AdjacentVerticesIterator
(const Handle(PCollection_Vertex)& V):MyEdgeIterator(V->GetFrontEdges())
{
HasMore = MyEdgeIterator.More();
}
//---------------------------------------------------------------------------
// More
//---------------------------------------------------------------------------
Boolean PCollection_AdjacentVerticesIterator::More () const
{
return HasMore;
}
//---------------------------------------------------------------------------
// Next
//---------------------------------------------------------------------------
void PCollection_AdjacentVerticesIterator::Next ()
{
if (!HasMore) Standard_NoMoreObject::Raise();
MyEdgeIterator.Next();
HasMore = MyEdgeIterator.More();
}
//---------------------------------------------------------------------------
// Value
//---------------------------------------------------------------------------
Handle(PCollection_Vertex) PCollection_AdjacentVerticesIterator::Value () const
{
if (!HasMore) Standard_NoSuchObject::Raise();
Handle(PCollection_Edge) AnEdge = MyEdgeIterator.Value();
return AnEdge->Destination();
}
//---------------------------------------------------------------------------
// Clear
//---------------------------------------------------------------------------
void PCollection_AdjacentVerticesIterator::Clear ()
{
HasMore = False;
}
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