vtkCirclePackLayoutStrategy.h

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

 Program:   Visualization Toolkit
 Module:    vtkCirclePackLayoutStrategy.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.

 =========================================================================*/
/*-------------------------------------------------------------------------
 Copyright 2008 Sandia Corporation.
 Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
 the U.S. Government retains certain rights in this software.
 -------------------------------------------------------------------------*/
#ifndef __vtkCirclePackLayoutStrategy_h
#define __vtkCirclePackLayoutStrategy_h


#include "vtkInfovisLayoutModule.h" // For export macro
#include "vtkObject.h"

class vtkTree;
class vtkDataArray;

class VTKINFOVISLAYOUT_EXPORT vtkCirclePackLayoutStrategy : public vtkObject
{
public:
    vtkTypeMacro(vtkCirclePackLayoutStrategy,vtkObject);
    void PrintSelf(ostream& os, vtkIndent indent);


    virtual void Layout(vtkTree *inputTree, vtkDataArray *areaArray,
                        vtkDataArray* sizeArray) = 0;

protected:
    vtkCirclePackLayoutStrategy();
    ~vtkCirclePackLayoutStrategy();

private:
    vtkCirclePackLayoutStrategy(const vtkCirclePackLayoutStrategy&);  // Not implemented.
    void operator=(const vtkCirclePackLayoutStrategy&);  // Not implemented.
};

#endif