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dox/Common/vtkEdgeTable.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkEdgeTable.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00028 #ifndef __vtkEdgeTable_h
00029 #define __vtkEdgeTable_h
00030 
00031 #include "vtkObject.h"
00032 
00033 class vtkIdList;
00034 class vtkPoints;
00035 
00036 class VTK_COMMON_EXPORT vtkEdgeTable : public vtkObject
00037 {
00038 public:
00040   static vtkEdgeTable *New();
00041 
00042   vtkTypeRevisionMacro(vtkEdgeTable,vtkObject);
00043   void PrintSelf(ostream& os, vtkIndent indent);
00044 
00046   void Initialize();
00047 
00055   int InitEdgeInsertion(vtkIdType numPoints, int storeAttributes=0);
00056 
00064   vtkIdType InsertEdge(vtkIdType p1, vtkIdType p2);
00065 
00072   void InsertEdge(vtkIdType p1, vtkIdType p2, int attributeId);
00073 
00079   int IsEdge(vtkIdType p1, vtkIdType p2);
00080 
00084   int InitPointInsertion(vtkPoints *newPts, vtkIdType estSize);
00085 
00087 
00090   int InsertUniquePoint(vtkIdType p1, vtkIdType p2, float x[3],
00091                         vtkIdType &ptId);
00093 
00095 
00096   vtkGetMacro(NumberOfEdges, vtkIdType);
00098 
00100   void InitTraversal();
00101 
00106   int GetNextEdge(vtkIdType &p1, vtkIdType &p2);
00107 
00110   void Reset();
00111 
00112 protected:
00113   vtkEdgeTable();
00114   ~vtkEdgeTable();
00115 
00116   vtkIdList **Table;
00117   vtkIdList **Attributes;
00118   int StoreAttributes;
00119   vtkIdType TableMaxId; //maximum point id inserted
00120   vtkIdType TableSize;  //allocated size of table
00121   int Position[2];
00122   int Extend;
00123   vtkIdType NumberOfEdges;
00124   vtkPoints *Points; //support point insertion
00125 
00126   vtkIdList **Resize(vtkIdType size);
00127 private:
00128   vtkEdgeTable(const vtkEdgeTable&);  // Not implemented.
00129   void operator=(const vtkEdgeTable&);  // Not implemented.
00130 };
00131 
00132 #endif
00133