Module org.jgrapht.core

Package org.jgrapht.alg.drawing

Class RandomLayoutAlgorithm2D<V,E>

java.lang.Object

org.jgrapht.alg.drawing.RandomLayoutAlgorithm2D<V,E>

Type Parameters:

V - the vertex type

E - the edge type

All Implemented Interfaces:

LayoutAlgorithm2D<V,E>

public class RandomLayoutAlgorithm2D<V,E>
extends Object

Random layout. The algorithm assigns vertex coordinates uniformly at random.

Author:

Dimitrios Michail

Field Summary

Fields

Modifier and Type	Field	Description
protected Function<V,Point2D>	initializer	A model initializer

Constructor Summary

Constructors

Constructor	Description
RandomLayoutAlgorithm2D()	Create a new layout algorithm
RandomLayoutAlgorithm2D(long seed)	Create a new layout algorithm
RandomLayoutAlgorithm2D(Random rng)	Create a new layout algorithm

Method Summary

Modifier and Type	Method	Description
Function<V,Point2D>	getInitializer()	Get the initializer
protected void	init(Graph<V,E> graph, LayoutModel2D<V> model)	Initialize a model using the initializer.
void	layout(Graph<V,E> graph, LayoutModel2D<V> model)	Layout a graph.
void	setInitializer(Function<V,Point2D> initializer)	Set the initializer

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

initializer

protected Function<V,Point2D> initializer

A model initializer

Constructor Details

RandomLayoutAlgorithm2D

public RandomLayoutAlgorithm2D()

Create a new layout algorithm

RandomLayoutAlgorithm2D

public RandomLayoutAlgorithm2D(long seed)

Create a new layout algorithm

Parameters:

seed - seed for the random number generator

RandomLayoutAlgorithm2D

public RandomLayoutAlgorithm2D(Random rng)

Create a new layout algorithm

Parameters:

rng - the random number generator

Method Details

layout

public void layout(Graph<V,E> graph,
 LayoutModel2D<V> model)

Description copied from interface: LayoutAlgorithm2D

Layout a graph.

Parameters:

graph - the graph

model - the layout model to use

getInitializer

public Function<V,Point2D> getInitializer()

Get the initializer

Returns:

the initializer

setInitializer

public void setInitializer(Function<V,Point2D> initializer)

Set the initializer

Parameters:

initializer - the initializer

init

protected void init(Graph<V,E> graph,
 LayoutModel2D<V> model)

Initialize a model using the initializer.

Parameters:

graph - the graph

model - the model