/usr/include/oce/PCollection_BreadthFirstIterator.gxx is in liboce-ocaf-lite-dev 0.15-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | // Created on: 1991-05-29
// Created by: Denis PASCAL
// Copyright (c) 1991-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and / or modify it
// under the terms of the GNU Lesser General Public version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
// <dp>
// Revised by: Mireille MERCIEN
// Sep,7 1992
#include <Standard_NoMoreObject.hxx>
#include <Standard_NoSuchObject.hxx>
//---------------------------------------------------------------------------
// Constructor
//---------------------------------------------------------------------------
PCollection_BreadthFirstIterator::
PCollection_BreadthFirstIterator (const Handle(PCollection_Vertex)& V)
{
Visited = new PCollection_SetOfVertex;
Ready = new PCollection_QueueOfVertex;
Visited->Add(V);
//mip Ready->Add(V);
Ready->Push(V);
HasMore = !(Ready->IsEmpty());
}
//---------------------------------------------------------------------------
// More
//---------------------------------------------------------------------------
Boolean PCollection_BreadthFirstIterator::More () const
{
return HasMore;
}
//---------------------------------------------------------------------------
// Next
//---------------------------------------------------------------------------
void PCollection_BreadthFirstIterator::Next ()
{
if (!HasMore) Standard_NoMoreObject::Raise();
Handle(PCollection_Vertex) w1 = Ready->Front();
Ready->Pop();
PCollection_FrontEdgesIterator It(w1);
while (It.More()) {
Handle(PCollection_Vertex) w2 = It.Value()->Destination();
if (! (Visited->Contains(w2))) {
//mip Ready->Add(w2);
Ready->Push(w2);
Visited->Add(w2);
}
It.Next();
}
HasMore = !(Ready->IsEmpty());
}
//---------------------------------------------------------------------------
// Value
//---------------------------------------------------------------------------
Handle(PCollection_Vertex) PCollection_BreadthFirstIterator::Value () const
{
if (!HasMore) Standard_NoSuchObject::Raise();
return Ready->Front();
}
//---------------------------------------------------------------------------
// Clear
//---------------------------------------------------------------------------
void PCollection_BreadthFirstIterator::Clear ()
{
HasMore = False;
}
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