com.vividsolutions.jts.operation.relate

Class RelateNode

java.lang.Object

com.vividsolutions.jts.geomgraph.GraphComponent

com.vividsolutions.jts.geomgraph.Node

com.vividsolutions.jts.operation.relate.RelateNode

public class RelateNode
extends Node

Represents a node in the topological graph used to compute spatial relationships.

Version:

1.7

Field Summary

Fields inherited from class com.vividsolutions.jts.geomgraph.Node

coord, edges

Fields inherited from class com.vividsolutions.jts.geomgraph.GraphComponent

label

Constructor Summary

Constructors

Constructor and Description
RelateNode(Coordinate coord, EdgeEndStar edges)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	computeIM(IntersectionMatrix im) Update the IM with the contribution for this component.

Methods inherited from class com.vividsolutions.jts.geomgraph.Node

add, getCoordinate, getEdges, isIncidentEdgeInResult, isIsolated, mergeLabel, mergeLabel, print, setLabel, setLabelBoundary

Methods inherited from class com.vividsolutions.jts.geomgraph.GraphComponent

getLabel, isCovered, isCoveredSet, isInResult, isVisited, setCovered, setInResult, setLabel, setVisited, updateIM

Methods inherited from class java.lang.Object

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

Constructor Detail

RelateNode

public RelateNode(Coordinate coord,
          EdgeEndStar edges)

Method Detail

computeIM

protected void computeIM(IntersectionMatrix im)

Update the IM with the contribution for this component. A component only contributes if it has a labelling for both parent geometries

Overrides:

computeIM in class Node