vtkTreeMapLayout.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkTreeMapLayout.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 vtkTreeMapLayout_h
#define vtkTreeMapLayout_h
 
#include "vtkInfovisLayoutModule.h" // For export macro
#include "vtkTreeAlgorithm.h"
 
class vtkTreeMapLayoutStrategy;
 
class VTKINFOVISLAYOUT_EXPORT vtkTreeMapLayout : public vtkTreeAlgorithm
{
public:
  static vtkTreeMapLayout* New();
 
  vtkTypeMacro(vtkTreeMapLayout, vtkTreeAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkGetStringMacro(RectanglesFieldName);
  vtkSetStringMacro(RectanglesFieldName);
 
  virtual void SetSizeArrayName(const char* name)
  {
    this->SetInputArrayToProcess(0, 0, 0, vtkDataObject::FIELD_ASSOCIATION_VERTICES, name);
  }
 
 
  vtkGetObjectMacro(LayoutStrategy, vtkTreeMapLayoutStrategy);
  void SetLayoutStrategy(vtkTreeMapLayoutStrategy* strategy);
 
  vtkIdType FindVertex(float pnt[2], float* binfo = nullptr);
 
  void GetBoundingBox(vtkIdType id, float* binfo);
 
  vtkMTimeType GetMTime() override;
 
protected:
  vtkTreeMapLayout();
  ~vtkTreeMapLayout() override;
 
  char* RectanglesFieldName;
  vtkTreeMapLayoutStrategy* LayoutStrategy;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
private:
  vtkTreeMapLayout(const vtkTreeMapLayout&) = delete;
  void operator=(const vtkTreeMapLayout&) = delete;
};
 
#endif