VTK  9.0.1
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 
43 class vtkIdList;
44 
45 class VTKINFOVISLAYOUT_EXPORT vtkSquarifyLayoutStrategy : public vtkTreeMapLayoutStrategy
46 {
47 public:
50  void PrintSelf(ostream& os, vtkIndent indent) override;
51 
56  void Layout(vtkTree* inputTree, vtkDataArray* coordsArray, vtkDataArray* sizeArray) override;
57 
58 protected:
60  ~vtkSquarifyLayoutStrategy() override;
61 
62 private:
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
vtkSquarifyLayoutStrategy
uses the squarify tree map layout algorithm
Definition: vtkSquarifyLayoutStrategy.h:45
vtkIdType
int vtkIdType
Definition: vtkType.h:338
vtkObject::New
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
vtkDataArray
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:49
vtkTree
A rooted tree data structure.
Definition: vtkTree.h:54
vtkAreaLayoutStrategy::Layout
virtual void Layout(vtkTree *inputTree, vtkDataArray *areaArray, vtkDataArray *sizeArray)=0
Perform the layout of the input tree, and store the sector bounds of each vertex as a tuple in a data...
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkIdList
list of point or cell ids
Definition: vtkIdList.h:30
vtkTreeMapLayoutStrategy.h
vtkTreeMapLayoutStrategy
abstract superclass for all tree map layout strategies
Definition: vtkTreeMapLayoutStrategy.h:47
vtkTreeMapLayoutStrategy::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.