vtkSquarifyLayoutStrategy.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2008 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-USGov
#ifndef vtkSquarifyLayoutStrategy_h
#define vtkSquarifyLayoutStrategy_h
 
#include "vtkInfovisLayoutModule.h" // For export macro
#include "vtkTreeMapLayoutStrategy.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkIdList;
 
class VTKINFOVISLAYOUT_EXPORT vtkSquarifyLayoutStrategy : public vtkTreeMapLayoutStrategy
{
public:
  static vtkSquarifyLayoutStrategy* New();
  vtkTypeMacro(vtkSquarifyLayoutStrategy, vtkTreeMapLayoutStrategy);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void Layout(vtkTree* inputTree, vtkDataArray* coordsArray, vtkDataArray* sizeArray) override;
 
protected:
  vtkSquarifyLayoutStrategy();
  ~vtkSquarifyLayoutStrategy() override;
 
private:
  void LayoutChildren(vtkTree* tree, vtkDataArray* coordsArray, vtkDataArray* sizeArray,
    vtkIdType nchildren, vtkIdType parent, vtkIdType begin, float minX, float maxX, float minY,
    float maxY);
 
  vtkSquarifyLayoutStrategy(const vtkSquarifyLayoutStrategy&) = delete;
  void operator=(const vtkSquarifyLayoutStrategy&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif