VTK
dox/Infovis/vtkDIMACSGraphReader.h
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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkDIMACSGraphReader.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 /*----------------------------------------------------------------------------
00016  Copyright (c) Sandia Corporation
00017  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
00018 ----------------------------------------------------------------------------*/
00019 
00040 #ifndef _vtkDIMACSGraphReader_h
00041 #define _vtkDIMACSGraphReader_h
00042 
00043 #include "vtkGraphAlgorithm.h"
00044 #include "vtkStdString.h" // For string API
00045 
00046 class VTK_INFOVIS_EXPORT vtkDIMACSGraphReader : public vtkGraphAlgorithm
00047 {
00048 
00049 public:
00050 
00051   static vtkDIMACSGraphReader *New();
00052   vtkTypeMacro(vtkDIMACSGraphReader, vtkGraphAlgorithm);
00053   void PrintSelf(ostream& os, vtkIndent indent);
00054 
00056 
00057   vtkGetStringMacro(FileName);
00058   vtkSetStringMacro(FileName);
00060 
00062 
00063   vtkGetStringMacro(VertexAttributeArrayName);
00064   vtkSetStringMacro(VertexAttributeArrayName);
00066 
00068 
00069   vtkGetStringMacro(EdgeAttributeArrayName);
00070   vtkSetStringMacro(EdgeAttributeArrayName);
00072 
00073 protected:
00074 
00075   vtkDIMACSGraphReader();
00076   ~vtkDIMACSGraphReader();
00077 
00078   virtual int RequestData(vtkInformation *,
00079                           vtkInformationVector **,
00080                           vtkInformationVector *);
00081 
00082   int buildGenericGraph(vtkGraph     * output,
00083                         vtkStdString & defaultVertexAttrArrayName,
00084                         vtkStdString & defaultEdgeAttrArrayName);
00085 
00086   int buildColoringGraph(vtkGraph * output);
00087   int buildMaxflowGraph(vtkGraph * output);
00088 
00090 
00091   virtual int RequestDataObject(vtkInformation*,
00092                                 vtkInformationVector** inputVector,
00093                                 vtkInformationVector* outputVector);
00095 
00096   int ReadGraphMetaData();
00097 
00098 private:
00099 
00100   bool   fileOk;
00101   bool   Directed;
00102   char * FileName;
00103   char * VertexAttributeArrayName;
00104   char * EdgeAttributeArrayName;
00105 
00106   int numVerts;
00107   int numEdges;
00108   vtkStdString dimacsProblemStr;
00109 
00110   vtkDIMACSGraphReader(const vtkDIMACSGraphReader&);  // Not implemented.
00111   void operator=(const vtkDIMACSGraphReader&);  // Not implemented.
00112 };
00113 
00114 #endif // _vtkDIMACSGraphReader_h