程序包 org.meteoinfo.shape

类 Polygon

java.lang.Object

org.meteoinfo.shape.Polygon

直接已知子类:

PolygonZ

public class Polygon
extends Object

Polygon class

作者:

Yaqiang Wang

构造器概要

构造器

构造器	说明
Polygon()

方法概要

限定符和类型	方法	说明
void	addHole(List<? extends PointD> points)	Add a hole line
Extent	getExtent()	Get extent
List<? extends PointD>	getHoleLine(int idx)	Get a hole line
int	getHoleLineNumber()	Get hole line number
List<List<? extends PointD>>	getHoleLines()	Get hole lines
List<List<? extends PointD>>	getHoleLines_bak()	Get hole lines
List<? extends PointD>	getOutLine()	Get outLine
int	getRingNumber()	Get ring number - outline number + holeline number
List<List<? extends PointD>>	getRings()	Get rings
boolean	hasHole()	Determine if the polygon has hole
void	removeHole(int holeIdx)	Remove a hole line
void	setHoleLine(int idx, List<? extends PointD> holeLine)	Set a hole line
void	setHoleLines(List<List<? extends PointD>> holeLines)	Set hole lines
void	setOutLine(List<? extends PointD> outLine)	Set outLine point list
org.locationtech.jts.geom.Geometry	toGeometry(org.locationtech.jts.geom.GeometryFactory factory)	To geometry

从类继承的方法 java.lang.Object

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

构造器详细资料

Polygon

public Polygon()

方法详细资料

getOutLine

public List<? extends PointD> getOutLine()

Get outLine

返回:

outLine point list

setOutLine

public void setOutLine(List<? extends PointD> outLine)

Set outLine point list

参数:

outLine - outLine point list

getHoleLines

public List<List<? extends PointD>> getHoleLines()

Get hole lines

返回:

hole lines

getHoleLines_bak

public List<List<? extends PointD>> getHoleLines_bak()

Get hole lines

返回:

hole lines

getHoleLine

public List<? extends PointD> getHoleLine(int idx)

Get a hole line

参数:

idx - Index

返回:

A hole line

setHoleLines

public void setHoleLines(List<List<? extends PointD>> holeLines)

Set hole lines

参数:

holeLines - hole lines list

setHoleLine

public void setHoleLine(int idx,
                        List<? extends PointD> holeLine)

Set a hole line

参数:

idx - Index

holeLine - The hole line

getExtent

public Extent getExtent()

Get extent

返回:

extent

getRings

public List<List<? extends PointD>> getRings()

Get rings

返回:

Rings

hasHole

public boolean hasHole()

Determine if the polygon has hole

返回:

boolean

getHoleLineNumber

public int getHoleLineNumber()

Get hole line number

返回:

Hole line number

getRingNumber

public int getRingNumber()

Get ring number - outline number + holeline number

返回:

ring number

addHole

public void addHole(List<? extends PointD> points)

Add a hole line

参数:

points - point list

removeHole

public void removeHole(int holeIdx)

Remove a hole line

参数:

holeIdx - Hole index

toGeometry

public org.locationtech.jts.geom.Geometry toGeometry(org.locationtech.jts.geom.GeometryFactory factory)

To geometry

参数:

factory - GeometryFactory

返回:

Geometry