org.jgraph.util
Class ParallelEdgeRouter

java.lang.Object
  org.jgraph.graph.DefaultEdge.LoopRouting
      org.jgraph.util.ParallelEdgeRouter

All Implemented Interfaces:

java.io.Serializable, Edge.Routing

public class ParallelEdgeRouter
extends DefaultEdge.LoopRouting

A routing algorithm that

See Also:

Serialized Form

Field Summary

protected static ParallelEdgeRouter

sharedInstance Singleton to reach parallel edge router

Fields inherited from interface org.jgraph.graph.Edge.Routing

NO_PREFERENCE

Constructor Summary

ParallelEdgeRouter()

Method Summary

static double	getEdgeDeparture() Getter to obtain the distance between intermediate and source/target points
static double	getEdgeSeparation() Getter to obtain the distance between each parallel edge
protected java.lang.Object[]	getParallelEdges(GraphLayoutCache cache, EdgeView edge, CellView cellView1, CellView cellView2) Getter to obtain the list of parallel edges
static ParallelEdgeRouter	getSharedInstance() Getter for singleton managing parallel edges
java.util.List	routeEdge(GraphLayoutCache cache, EdgeView edge) Calc of intermediates points
static void	setEdgeDeparture(double edgeDeparture) Setter to define distance between intermediate and source/target points
static void	setEdgeSeparation(double edgeSeparation) Setter to define distance between each parallel edge
static void	setGraph(JGraph graph) Deprecated. graph instance retained internally

Methods inherited from class org.jgraph.graph.DefaultEdge.LoopRouting

getEdgeStyle, getLoopStyle, getPreferredLineStyle, route, routeLoop

Methods inherited from class java.lang.Object

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

Field Detail

sharedInstance

protected static final ParallelEdgeRouter sharedInstance

Singleton to reach parallel edge router

Constructor Detail

ParallelEdgeRouter

public ParallelEdgeRouter()

Method Detail

getSharedInstance

public static ParallelEdgeRouter getSharedInstance()

Getter for singleton managing parallel edges

Returns:

ParallelEdgeRouter for parallel edges

routeEdge

public java.util.List routeEdge(GraphLayoutCache cache,
                                EdgeView edge)

Calc of intermediates points

Overrides:

routeEdge in class DefaultEdge.LoopRouting

Parameters:

edge - Edge for which routing is demanding

getEdgeSeparation

public static double getEdgeSeparation()

Getter to obtain the distance between each parallel edge

Returns:

Distance

setEdgeSeparation

public static void setEdgeSeparation(double edgeSeparation)

Setter to define distance between each parallel edge

Parameters:

edgeSeparation - New distance

getEdgeDeparture

public static double getEdgeDeparture()

Getter to obtain the distance between intermediate and source/target points

Returns:

Distance

setEdgeDeparture

public static void setEdgeDeparture(double edgeDeparture)

Setter to define distance between intermediate and source/target points

Parameters:

edgeDeparture - New distance

getParallelEdges

protected java.lang.Object[] getParallelEdges(GraphLayoutCache cache,
                                              EdgeView edge,
                                              CellView cellView1,
                                              CellView cellView2)

Getter to obtain the list of parallel edges

Parameters:

edge - Edge on which one wants to know parallel edges

Returns:

Object[] Array of parallel edges (include edge passed on argument)

setGraph

public static void setGraph(JGraph graph)

Deprecated. graph instance retained internally

Parameters:

graph - The graph to set.