00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: vtkGraphLayoutStrategy.h 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 2008 Sandia Corporation. 00017 Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation, 00018 the U.S. Government retains certain rights in this software. 00019 -------------------------------------------------------------------------*/ 00036 #ifndef __vtkGraphLayoutStrategy_h 00037 #define __vtkGraphLayoutStrategy_h 00038 00039 #include "vtkObject.h" 00040 00041 class vtkGraph; 00042 00043 class VTK_INFOVIS_EXPORT vtkGraphLayoutStrategy : public vtkObject 00044 { 00045 public: 00046 vtkTypeMacro(vtkGraphLayoutStrategy,vtkObject); 00047 void PrintSelf(ostream& os, vtkIndent indent); 00048 00050 virtual void SetGraph(vtkGraph *graph); 00051 00054 virtual void Initialize() {}; 00055 00060 virtual void Layout()=0; 00061 00064 virtual int IsLayoutComplete() {return 1;} 00065 00067 00068 virtual void SetWeightEdges(bool state); 00069 vtkGetMacro(WeightEdges, bool); 00071 00073 00074 virtual void SetEdgeWeightField(const char* field); 00075 vtkGetStringMacro(EdgeWeightField); 00077 00078 protected: 00079 vtkGraphLayoutStrategy(); 00080 ~vtkGraphLayoutStrategy(); 00081 00082 vtkGraph *Graph; 00083 char *EdgeWeightField; 00084 bool WeightEdges; 00085 private: 00086 00087 vtkGraphLayoutStrategy(const vtkGraphLayoutStrategy&); // Not implemented. 00088 void operator=(const vtkGraphLayoutStrategy&); // Not implemented. 00089 }; 00090 00091 #endif 00092