VTK  9.1.0
vtkCirclePackLayout.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkCirclePackLayout.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 -------------------------------------------------------------------------*/
45#ifndef vtkCirclePackLayout_h
46#define vtkCirclePackLayout_h
47
48#include "vtkInfovisLayoutModule.h" // For export macro
49#include "vtkTreeAlgorithm.h"
50
52class vtkDoubleArray;
53class vtkDataArray;
54class vtkTree;
55
56class VTKINFOVISLAYOUT_EXPORT vtkCirclePackLayout : public vtkTreeAlgorithm
57{
58public:
60
62 void PrintSelf(ostream& os, vtkIndent indent) override;
63
65
71 vtkGetStringMacro(CirclesFieldName);
72 vtkSetStringMacro(CirclesFieldName);
74
79 virtual void SetSizeArrayName(const char* name)
80 {
82 }
83
85
88 vtkGetObjectMacro(LayoutStrategy, vtkCirclePackLayoutStrategy);
91
98 vtkIdType FindVertex(double pnt[2], double* cinfo = nullptr);
99
104 void GetBoundingCircle(vtkIdType id, double* cinfo);
105
110
111protected:
114
117
119
120private:
122 void operator=(const vtkCirclePackLayout&) = delete;
123 void prepareSizeArray(vtkDoubleArray* mySizeArray, vtkTree* tree);
124};
125
126#endif
virtual void SetInputArrayToProcess(int idx, int port, int connection, int fieldAssociation, const char *name)
Set the input data arrays that this algorithm will process.
abstract superclass for all circle packing layout strategies.
layout a vtkTree as a circle packing.
void GetBoundingCircle(vtkIdType id, double *cinfo)
Return the Xcenter, Ycenter, and Radius of the vertex's bounding circle.
virtual void SetSizeArrayName(const char *name)
The array to use for the size of each vertex.
vtkIdType FindVertex(double pnt[2], double *cinfo=nullptr)
Returns the vertex id that contains pnt (or -1 if no one contains it) pnt[0] is x,...
vtkCirclePackLayoutStrategy * LayoutStrategy
int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) override
This is called by the superclass.
void SetLayoutStrategy(vtkCirclePackLayoutStrategy *strategy)
The strategy to use when laying out the tree map.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
~vtkCirclePackLayout() override
vtkMTimeType GetMTime() override
Get the modification time of the layout algorithm.
static vtkCirclePackLayout * New()
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:159
@ FIELD_ASSOCIATION_VERTICES
dynamic, self-adjusting array of double
a simple class to control print indentation
Definition: vtkIndent.h:113
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
Superclass for algorithms that produce only Tree as output.
A rooted tree data structure.
Definition: vtkTree.h:164
int vtkIdType
Definition: vtkType.h:332
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:287