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vtkBoxLayoutStrategy.h
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vtkBoxLayoutStrategy.h
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkBoxLayoutStrategy.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.
-------------------------------------------------------------------------*/
// .NAME vtkBoxLayoutStrategy - a tree map layout that puts vertices in square-ish boxes
//
// .SECTION Description
// vtkBoxLayoutStrategy recursively partitions the space for children vertices
// in a tree-map into square regions (or regions very close to a square).
//
// .SECTION Thanks
// Thanks to Brian Wylie from Sandia National Laboratories for creating this class.
#ifndef __vtkBoxLayoutStrategy_h
#define __vtkBoxLayoutStrategy_h
#include "vtkInfovisLayoutModule.h" // For export macro
#include "vtkTreeMapLayoutStrategy.h"
class VTKINFOVISLAYOUT_EXPORT vtkBoxLayoutStrategy : public vtkTreeMapLayoutStrategy
{
public:
static vtkBoxLayoutStrategy *New();
vtkTypeMacro(vtkBoxLayoutStrategy,vtkTreeMapLayoutStrategy);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Perform the layout of a tree and place the results as 4-tuples in
// coordsArray (Xmin, Xmax, Ymin, Ymax).
virtual void Layout(
vtkTree* inputTree,
vtkDataArray* coordsArray,
vtkDataArray* sizeArray);
protected:
vtkBoxLayoutStrategy();
~vtkBoxLayoutStrategy();
private:
void LayoutChildren(vtkTree *inputTree, vtkDataArray *coordsArray,
vtkIdType parentId,
float parentMinX, float parentMaxX,
float parentMinY, float parentMaxY);
vtkBoxLayoutStrategy(const vtkBoxLayoutStrategy&); // Not implemented.
void operator=(const vtkBoxLayoutStrategy&); // Not implemented.
};
#endif