VTK  9.1.0
vtkIncrementalForceLayout.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkScatterPlotMatrix.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
29#ifndef vtkIncrementalForceLayout_h
30#define vtkIncrementalForceLayout_h
31
32#include "vtkInfovisLayoutModule.h" // For export macro
33#include "vtkObject.h"
34
35#include "vtkVector.h" // For vector ivars
36
37class vtkGraph;
38
39class VTKINFOVISLAYOUT_EXPORT vtkIncrementalForceLayout : public vtkObject
40{
41public:
43 void PrintSelf(ostream& os, vtkIndent indent) override;
45
47
50 virtual void SetGraph(vtkGraph* g);
51 vtkGetObjectMacro(Graph, vtkGraph);
53
55
59 virtual void SetFixed(vtkIdType fixed);
60 vtkGetMacro(Fixed, vtkIdType);
62
64
67 vtkSetMacro(Alpha, float);
68 vtkGetMacro(Alpha, float);
70
72
77 vtkSetMacro(Theta, float);
78 vtkGetMacro(Theta, float);
80
82
86 vtkSetMacro(Charge, float);
87 vtkGetMacro(Charge, float);
89
91
94 vtkSetMacro(Strength, float);
95 vtkGetMacro(Strength, float);
97
99
103 vtkSetMacro(Distance, float);
104 vtkGetMacro(Distance, float);
106
108
112 vtkSetMacro(Gravity, float);
113 vtkGetMacro(Gravity, float);
115
117
121 vtkSetMacro(Friction, float);
122 vtkGetMacro(Friction, float);
124
130 virtual void SetGravityPoint(const vtkVector2f& point) { this->GravityPoint = point; }
131 virtual vtkVector2f GetGravityPoint() { return this->GravityPoint; }
132
137
138protected:
141
143 class Implementation;
144 Implementation* Impl;
147 float Alpha;
148 float Theta;
149 float Charge;
150 float Strength;
151 float Distance;
152 float Gravity;
153 float Friction;
154
155private:
157 void operator=(const vtkIncrementalForceLayout&) = delete;
158};
159#endif
Base class for graph data types.
Definition: vtkGraph.h:339
incremental force-directed layout.
virtual void SetGraph(vtkGraph *g)
Set the graph to be positioned.
~vtkIncrementalForceLayout() override
virtual void SetFixed(vtkIdType fixed)
Set the id of the vertex that will not move during the simulation.
virtual vtkVector2f GetGravityPoint()
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static vtkIncrementalForceLayout * New()
virtual void SetGravityPoint(const vtkVector2f &point)
Set the gravity point where all vertices will migrate.
void UpdatePositions()
Perform one iteration of the force-directed layout.
a simple class to control print indentation
Definition: vtkIndent.h:113
abstract base class for most VTK objects
Definition: vtkObject.h:82
int vtkIdType
Definition: vtkType.h:332