程序包 org.meteoinfo.shape

类 Polyline

java.lang.Object

org.meteoinfo.shape.Polyline

直接已知子类:

PolylineZ

public class Polyline
extends Object

Polyline class

作者:

Yaqiang Wang

构造器概要

构造器

构造器	说明
Polyline()

方法概要

限定符和类型	方法	说明
Extent	getExtent()	Get extent
double	getLength()	Get length
double[]	getLengths()	Get lengths of each segment
List<? extends PointD>	getPointList()	Get point list
List<double[]>	getPositions(double aLen)	Get position list: x, y, angle
boolean	isClosed()	Determine if the polyline is closed
void	setPointList(List<? extends PointD> points)	Set point list
void	setPoints(PointF[] points)	Set points

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

Polyline

public Polyline()

方法详细资料

getPointList

public List<? extends PointD> getPointList()

Get point list

返回:

point list

setPointList

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

Set point list

参数:

points - point list

getExtent

public Extent getExtent()

Get extent

返回:

extent

setPoints

public void setPoints(PointF[] points)

Set points

参数:

points - point array

isClosed

public boolean isClosed()

Determine if the polyline is closed

返回:

boolean

getLength

public double getLength()

Get length

返回:

length

getLengths

public double[] getLengths()

Get lengths of each segment

返回:

length array

getPositions

public List<double[]> getPositions(double aLen)

Get position list: x, y, angle

参数:

aLen - segment length

返回:

position list