vtkGraphLayoutFilter.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkGraphLayoutFilter.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkGraphLayoutFilter_h
#define vtkGraphLayoutFilter_h

#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"

class VTKFILTERSGENERAL_EXPORT vtkGraphLayoutFilter : public vtkPolyDataAlgorithm
{
public:
  static vtkGraphLayoutFilter *New();

  vtkTypeMacro(vtkGraphLayoutFilter,vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkSetVector6Macro(GraphBounds,double);
  vtkGetVectorMacro(GraphBounds,double,6);


  vtkSetMacro(AutomaticBoundsComputation, int);
  vtkGetMacro(AutomaticBoundsComputation, int);
  vtkBooleanMacro(AutomaticBoundsComputation, int);


  vtkSetClampMacro(MaxNumberOfIterations, int, 0, VTK_INT_MAX);
  vtkGetMacro(MaxNumberOfIterations, int);


  vtkSetClampMacro(CoolDownRate, double, 0.01, VTK_DOUBLE_MAX);
  vtkGetMacro(CoolDownRate, double);

  // Turn on/off layout of graph in three dimensions. If off, graph
  // layout occurs in two dimensions. By default, three dimensional
  // layout is on.
  vtkSetMacro(ThreeDimensionalLayout, int);
  vtkGetMacro(ThreeDimensionalLayout, int);
  vtkBooleanMacro(ThreeDimensionalLayout, int);

protected:
  vtkGraphLayoutFilter();
  ~vtkGraphLayoutFilter() {}

  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);

  double GraphBounds[6];
  int   AutomaticBoundsComputation;  //Boolean controls automatic bounds calc.
  int   MaxNumberOfIterations;  //Maximum number of iterations.
  double CoolDownRate;  //Cool-down rate.  Note:  Higher # = Slower rate.
  int   ThreeDimensionalLayout;  //Boolean for a third dimension.
private:
  vtkGraphLayoutFilter(const vtkGraphLayoutFilter&);  // Not implemented.
  void operator=(const vtkGraphLayoutFilter&);  // Not implemented.
};

#endif