Package org.geotools.grid

Class PolygonBuilder

Object

PolygonBuilder

Direct Known Subclasses:

HexagonBuilder, OblongBuilder, OvalBuilder

public abstract class PolygonBuilder
extends Object

The base class for builders that generate polygonal grid elements.

Since:

8.0

Author:

mbedward

See Also:

org.geotools.grid.hexagon.HexagonGridBuilder, org.geotools.grid.oblong.OblongGridBuilder

Field Summary

Fields

Modifier and Type	Field	Description
protected ReferencedEnvelope	gridBounds

Constructor Summary

Constructors

Constructor	Description
PolygonBuilder(ReferencedEnvelope gridBounds)

Method Summary

Modifier and Type	Method	Description
boolean	buildGrid(GridFeatureBuilder gridFeatureBuilder, double vertexSpacing, ListFeatureCollection fc)
abstract PolygonElement	createNeighbor(PolygonElement el, Neighbor neighbor)
abstract PolygonElement	getFirstElement()
abstract PolygonElement	getNextXElement(PolygonElement el)
abstract PolygonElement	getNextYElement(PolygonElement el)
abstract boolean	isValidDenseVertexSpacing(double v)
abstract boolean	isValidNeighbor(Neighbor neighbor)

Methods inherited from class Object

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

Field Detail

gridBounds

protected final ReferencedEnvelope gridBounds

Constructor Detail

PolygonBuilder

public PolygonBuilder(ReferencedEnvelope gridBounds)

Method Detail

buildGrid

public boolean buildGrid(GridFeatureBuilder gridFeatureBuilder,
                         double vertexSpacing,
                         ListFeatureCollection fc)

isValidNeighbor

public abstract boolean isValidNeighbor(Neighbor neighbor)

createNeighbor

public abstract PolygonElement createNeighbor(PolygonElement el,
                                              Neighbor neighbor)

getFirstElement

public abstract PolygonElement getFirstElement()

getNextXElement

public abstract PolygonElement getNextXElement(PolygonElement el)

getNextYElement

public abstract PolygonElement getNextYElement(PolygonElement el)

isValidDenseVertexSpacing

public abstract boolean isValidDenseVertexSpacing(double v)