infovis.graph.visualization.layout
Class BasicSpringLayout

java.lang.Object
  infovis.graph.GraphProxy
      infovis.graph.visualization.layout.AbstractGraphLayout
          infovis.graph.visualization.layout.RandomGraphLayout
              infovis.graph.visualization.layout.BasicSpringLayout

All Implemented Interfaces:

Graph, NodeLinkGraphLayout, Metadata, Constants, Layout

Direct Known Subclasses:

FRLayout, MinimizerPolyLog, SpringLayout

public abstract class BasicSpringLayout
extends RandomGraphLayout

Class BasicSpringLayout

Version:

$Revision: 1.10 $

Author:

Jean-Daniel Fekete

Field Summary

static double

EPSILON

Fields inherited from class infovis.graph.visualization.layout.RandomGraphLayout

instance

Fields inherited from class infovis.graph.visualization.layout.AbstractGraphLayout

COLUMN_FIXED

Fields inherited from interface infovis.Graph

GRAPH_TYPE, GRAPH_TYPE_DIRECTED, GRAPH_TYPE_UNDIRECTED, NIL

Fields inherited from interface infovis.metadata.Constants

CONTRIBUTOR, COVERAGE, CREATOR, DATE, DESCRITION, FORMAT, IDENTIFIER, LANGUAGE, PUBLISHER, RELATION, RIGHTS, SOURCE, SUBJECT, TITLE, TYPE

Constructor Summary

BasicSpringLayout()

Method Summary

void	computeShapes(Rectangle2D bounds, NodeLinkGraphVisualization vis)
static double	dist(double dx, double dy)
boolean	dontMove(int vertex)
int	getMaxIterations()
float	getX(int vertex)
float	getY(int vertex)
void	incrementLayout(Rectangle2D bounds, NodeLinkGraphVisualization vis)
boolean	isIncremental() This one is an incremental visualization.
void	setMaxIterations(int maxIterations)
void	setX(int vertex, float val)
void	setY(int vertex, float val)

Methods inherited from class infovis.graph.visualization.layout.RandomGraphLayout

getEngine, getInstance, initRect, nextDouble, setEngine, setInstance

Methods inherited from class infovis.graph.visualization.layout.AbstractGraphLayout

computeShapes, createRect, getBounds, getLinkShapes, getOrientation, getParent, getPreferredSize, getRectAt, getShapes, getVisualization, invalidate, isFinished, setRectSizeAt, setShapeAt

Methods inherited from class infovis.graph.GraphProxy

addEdge, addGraphChangedListener, addVertex, clear, edgeIterator, edgeIterator, findEdge, getClientProperty, getDegree, getEdge, getEdgesCount, getEdgeTable, getFirstVertex, getGraph, getInDegree, getInEdgeAt, getMetadata, getName, getOtherVertex, getOutDegree, getOutEdgeAt, getSecondVertex, getVertexTable, getVerticesCount, inEdgeIterator, isDirected, outEdgeIterator, removeEdge, removeGraphChangedListener, removeVertex, setDirected, setGraph, setName, vertexIterator

Methods inherited from class java.lang.Object

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

Methods inherited from interface infovis.visualization.Layout

getName

Field Detail

EPSILON

public static final double EPSILON

See Also:

Constant Field Values

Constructor Detail

BasicSpringLayout

public BasicSpringLayout()

Method Detail

computeShapes

public void computeShapes(Rectangle2D bounds,
                          NodeLinkGraphVisualization vis)

Overrides:

computeShapes in class AbstractGraphLayout

incrementLayout

public void incrementLayout(Rectangle2D bounds,
                            NodeLinkGraphVisualization vis)

Specified by:

incrementLayout in interface NodeLinkGraphLayout

Overrides:

incrementLayout in class AbstractGraphLayout

dist

public static double dist(double dx,
                          double dy)

getY

public float getY(int vertex)

setY

public void setY(int vertex,
                 float val)

getX

public float getX(int vertex)

setX

public void setX(int vertex,
                 float val)

dontMove

public boolean dontMove(int vertex)

setMaxIterations

public void setMaxIterations(int maxIterations)

getMaxIterations

public int getMaxIterations()

isIncremental

public boolean isIncremental()

This one is an incremental visualization.