VTK
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 
52 class vtkDoubleArray;
53 class vtkDataArray;
54 class vtkTree;
55 
56 class VTKINFOVISLAYOUT_EXPORT vtkCirclePackLayout : public vtkTreeAlgorithm
57 {
58 public:
59  static vtkCirclePackLayout *New();
60 
62  void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
63 
65 
71  vtkGetStringMacro(CirclesFieldName);
72  vtkSetStringMacro(CirclesFieldName);
74 
79  virtual void SetSizeArrayName(const char* name)
81 
83 
86  vtkGetObjectMacro(LayoutStrategy, vtkCirclePackLayoutStrategy);
87  void SetLayoutStrategy(vtkCirclePackLayoutStrategy * strategy);
89 
96  vtkIdType FindVertex(double pnt[2], double *cinfo=0);
97 
102  void GetBoundingCircle(vtkIdType id, double *cinfo);
103 
107  vtkMTimeType GetMTime() VTK_OVERRIDE;
108 
109 protected:
111  ~vtkCirclePackLayout() VTK_OVERRIDE;
112 
113  char * CirclesFieldName;
115 
116  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *) VTK_OVERRIDE;
117 
118 private:
119 
120  vtkCirclePackLayout(const vtkCirclePackLayout&) VTK_DELETE_FUNCTION;
121  void operator=(const vtkCirclePackLayout&) VTK_DELETE_FUNCTION;
122  void prepareSizeArray(vtkDoubleArray* mySizeArray,
123  vtkTree* tree);
124 };
125 
126 #endif
Superclass for algorithms that produce only Tree as output.
Store vtkAlgorithm input/output information.
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:300
virtual void SetSizeArrayName(const char *name)
The array to use for the size of each vertex.
int vtkIdType
Definition: vtkType.h:345
dynamic, self-adjusting array of double
virtual void SetInputArrayToProcess(int idx, int port, int connection, int fieldAssociation, const char *name)
Set the input data arrays that this algorithm will process.
a simple class to control print indentation
Definition: vtkIndent.h:33
abstract superclass for all circle packing layout strategies.
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:48
virtual vtkMTimeType GetMTime()
Return this object's modified time.
vtkGetStringMacro(ExtensionsString)
Returns a string listing all available extensions.
layout a vtkTree as a circle packing.
Store zero or more vtkInformation instances.
static vtkTreeAlgorithm * New()
A rooted tree data structure.
Definition: vtkTree.h:54
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.