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64 lines
2.3 KiB
C++
64 lines
2.3 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkSliceAndDiceLayoutStrategy.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/*-------------------------------------------------------------------------
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Copyright 2008 Sandia Corporation.
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Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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the U.S. Government retains certain rights in this software.
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-------------------------------------------------------------------------*/
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/**
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* @class vtkSliceAndDiceLayoutStrategy
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* @brief a horizontal and vertical slicing tree map layout
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*
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*
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* Lays out a tree-map alternating between horizontal and vertical slices,
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* taking into account the relative size of each vertex.
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*
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* @par Thanks:
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* Slice and dice algorithm comes from:
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* Shneiderman, B. 1992. Tree visualization with tree-maps: 2-d space-filling approach.
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* ACM Trans. Graph. 11, 1 (Jan. 1992), 92-99.
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*/
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#ifndef vtkSliceAndDiceLayoutStrategy_h
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#define vtkSliceAndDiceLayoutStrategy_h
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#include "vtkInfovisLayoutModule.h" // For export macro
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#include "vtkTreeMapLayoutStrategy.h"
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class VTKINFOVISLAYOUT_EXPORT vtkSliceAndDiceLayoutStrategy : public vtkTreeMapLayoutStrategy
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{
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public:
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static vtkSliceAndDiceLayoutStrategy* New();
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vtkTypeMacro(vtkSliceAndDiceLayoutStrategy, vtkTreeMapLayoutStrategy);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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/**
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* Perform the layout of a tree and place the results as 4-tuples in
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* coordsArray (Xmin, Xmax, Ymin, Ymax).
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*/
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void Layout(vtkTree* inputTree, vtkDataArray* coordsArray, vtkDataArray* sizeArray) override;
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protected:
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vtkSliceAndDiceLayoutStrategy();
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~vtkSliceAndDiceLayoutStrategy() override;
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private:
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vtkSliceAndDiceLayoutStrategy(const vtkSliceAndDiceLayoutStrategy&) = delete;
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void operator=(const vtkSliceAndDiceLayoutStrategy&) = delete;
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};
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#endif
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