Package org.locationtech.jts.operation.overlay

Class PolygonBuilder

java.lang.Object

org.locationtech.jts.operation.overlay.PolygonBuilder

public class PolygonBuilder
extends java.lang.Object

Forms Polygons out of a graph of DirectedEdges. The edges to use are marked as being in the result Area.

Version:

1.7

Constructor Summary

Constructors

Constructor	Description
PolygonBuilder(GeometryFactory geometryFactory)

Method Summary

Modifier and Type	Method	Description
void	add(java.util.Collection dirEdges, java.util.Collection nodes)	Add a set of edges and nodes, which form a graph.
void	add(PlanarGraph graph)	Add a complete graph.
java.util.List	getPolygons()

Methods inherited from class java.lang.Object

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

Constructor Detail

PolygonBuilder

public PolygonBuilder(GeometryFactory geometryFactory)

Method Detail

add

public void add(PlanarGraph graph)

Add a complete graph. The graph is assumed to contain one or more polygons, possibly with holes.

add

public void add(java.util.Collection dirEdges,
                java.util.Collection nodes)

Add a set of edges and nodes, which form a graph. The graph is assumed to contain one or more polygons, possibly with holes.

getPolygons

public java.util.List getPolygons()