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848fa7e315
- BRepMesh converted to nocdlpack, - Collections are defined in namespace BRepMesh, - Doxygen comments corrected to use @ instead of \.
130 lines
3.7 KiB
C++
130 lines
3.7 KiB
C++
// Created on: 2009-01-29
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// Created by: Pavel TELKOV
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// Copyright (c) 2009-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef BRepMesh_PairOfIndex_HeaderFile
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#define BRepMesh_PairOfIndex_HeaderFile
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#include <Standard_OutOfRange.hxx>
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//! This class represents a pair of integer indices to store
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//! element indices connected to link. It is restricted to
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//! store more than two indices in it.
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class BRepMesh_PairOfIndex
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{
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public:
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//! Default constructor
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Standard_EXPORT BRepMesh_PairOfIndex()
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{
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Clear();
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}
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//! Clears indices.
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void Clear()
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{
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myIndex[0] = myIndex[1] = -1;
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}
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//! Appends index to the pair.
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inline void Append(const Standard_Integer theIndex)
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{
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if (myIndex[0] < 0)
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myIndex[0] = theIndex;
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else
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{
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if (myIndex[1] >= 0)
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Standard_OutOfRange::Raise("BRepMesh_PairOfIndex::Append, more than two index to store");
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myIndex[1] = theIndex;
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}
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}
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//! Prepends index to the pair.
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inline void Prepend(const Standard_Integer theIndex)
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{
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if (myIndex[1] >= 0)
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Standard_OutOfRange::Raise ("BRepMesh_PairOfIndex::Append, more than two index to store");
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myIndex[1] = myIndex[0];
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myIndex[1] = theIndex;
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}
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//! Returns is pair is empty.
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inline Standard_Boolean IsEmpty() const
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{
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// Check only first index. It is impossible to update
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// second index if the first one is empty.
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return (myIndex[0] < 0);
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}
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//! Returns number of initialized indeces.
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inline Standard_Integer Extent() const
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{
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return (myIndex[0] < 0 ? 0 : (myIndex[1] < 0 ? 1 : 2));
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}
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//! Returns first index of pair.
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inline Standard_Integer FirstIndex() const
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{
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return myIndex[0];
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}
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//! Returns last index of pair
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inline Standard_Integer LastIndex() const
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{
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return (myIndex[1] < 0 ? myIndex[0] : myIndex[1]);
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}
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//! Returns index corresponding to the given position in the pair.
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//! @param thePairPos position of index in the pair (1 or 2).
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inline Standard_Integer Index(const Standard_Integer thePairPos) const
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{
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if (thePairPos != 1 && thePairPos != 2)
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Standard_OutOfRange::Raise ("BRepMesh_PairOfIndex::Index, requested index is out of range");
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return myIndex[thePairPos - 1];
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}
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//! Sets index corresponding to the given position in the pair.
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//! @param thePairPos position of index in the pair (1 or 2).
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//! @param theIndex index to be stored.
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inline void SetIndex(const Standard_Integer thePairPos,
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const Standard_Integer theIndex)
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{
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if (thePairPos != 1 && thePairPos != 2)
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Standard_OutOfRange::Raise ("BRepMesh_PairOfIndex::SetIndex, requested index is out of range");
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myIndex[thePairPos - 1] = theIndex;
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}
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//! Remove index from the given position.
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//! @param thePairPos position of index in the pair (1 or 2).
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inline void RemoveIndex(const Standard_Integer thePairPos)
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{
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if (thePairPos != 1 && thePairPos != 2)
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Standard_OutOfRange::Raise ("BRepMesh_PairOfIndex::RemoveIndex, requested index is out of range");
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if ( thePairPos == 1 )
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myIndex[0] = myIndex[1];
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myIndex[1] = -1;
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}
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private:
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Standard_Integer myIndex[2];
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};
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#endif
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