EpetraExt_View_CrsMatrix.h

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00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //     EpetraExt: Epetra Extended - Linear Algebra Services Package
00005 //                 Copyright (2001) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef EpetraExt_CRSMATRIX_VIEW_H
00030 #define EpetraExt_CRSMATRIX_VIEW_H
00031 
00032 #include <EpetraExt_Transform.h>
00033 
00034 class Epetra_CrsGraph;
00035 class Epetra_CrsMatrix;
00036 
00037 namespace EpetraExt {
00038 
00040 class CrsMatrix_View : public ViewTransform<Epetra_CrsMatrix> {
00041 
00042   const Epetra_CrsGraph & OrigGraph_;
00043   const Epetra_CrsGraph & NewGraph_;
00044 
00045  public:
00046 
00048   ~CrsMatrix_View();
00049 
00051   CrsMatrix_View( const Epetra_CrsGraph & orig_graph,
00052                   const Epetra_CrsGraph & new_graph )
00053   : OrigGraph_(orig_graph),
00054     NewGraph_(new_graph)
00055   { /*Should test graphs for requirements*/ }
00056 
00058   NewTypeRef operator()( OriginalTypeRef orig );
00059 
00060 };
00061 
00062 } //namespace EpetraExt
00063 
00064 #endif //EpetraExt_CRSMATRIX_VIEW_H

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