VTK  9.1.0
vtkSquarifyLayoutStrategy.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkSquarifyLayoutStrategy.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
15/*-------------------------------------------------------------------------
16 Copyright 2008 Sandia Corporation.
17 Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
18 the U.S. Government retains certain rights in this software.
19-------------------------------------------------------------------------*/
37#ifndef vtkSquarifyLayoutStrategy_h
38#define vtkSquarifyLayoutStrategy_h
39
40#include "vtkInfovisLayoutModule.h" // For export macro
42
43class vtkIdList;
44
45class VTKINFOVISLAYOUT_EXPORT vtkSquarifyLayoutStrategy : public vtkTreeMapLayoutStrategy
46{
47public:
50 void PrintSelf(ostream& os, vtkIndent indent) override;
51
56 void Layout(vtkTree* inputTree, vtkDataArray* coordsArray, vtkDataArray* sizeArray) override;
57
58protected:
61
62private:
63 void LayoutChildren(vtkTree* tree, vtkDataArray* coordsArray, vtkDataArray* sizeArray,
64 vtkIdType nchildren, vtkIdType parent, vtkIdType begin, float minX, float maxX, float minY,
65 float maxY);
66
68 void operator=(const vtkSquarifyLayoutStrategy&) = delete;
69};
70
71#endif
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:159
list of point or cell ids
Definition: vtkIdList.h:140
a simple class to control print indentation
Definition: vtkIndent.h:113
uses the squarify tree map layout algorithm
void Layout(vtkTree *inputTree, vtkDataArray *coordsArray, vtkDataArray *sizeArray) override
Perform the layout of a tree and place the results as 4-tuples in coordsArray (Xmin,...
~vtkSquarifyLayoutStrategy() override
static vtkSquarifyLayoutStrategy * New()
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
abstract superclass for all tree map layout strategies
A rooted tree data structure.
Definition: vtkTree.h:164
int vtkIdType
Definition: vtkType.h:332