uk.ac.starlink.ttools.plot

Class Point3D

java.lang.Object

uk.ac.starlink.ttools.plot.Point3D

public class Point3D
extends Object

Object which represents a point to be plotted on a PlotVolume. This class handles only object comparison; it will have to be subclassed to contain some more information before it can do anything much useful.

Since:

26 Mar 2007

Author:

Mark Taylor

Constructor Summary

Constructors

Constructor and Description
Point3D(int iseq, double z) Constructs a new Point3D.

Method Summary

Modifier and Type	Method and Description
static Comparator<Point3D>	getComparator(boolean zAscending, boolean seqAscending) Returns a comparator which can be used to sort Point3D objects.
double	getZ() Returns the Z coordinate.

Methods inherited from class java.lang.Object

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

Constructor Detail

Point3D

public Point3D(int iseq,
               double z)

Constructs a new Point3D.

Parameters:

iseq - sequence value, used as a tie-breaker for comparisons

z - Z coordinate, used for sorting

Method Detail

getZ

public double getZ()

Returns the Z coordinate.

Returns:

z

getComparator

public static Comparator<Point3D> getComparator(boolean zAscending,
                                                boolean seqAscending)

Returns a comparator which can be used to sort Point3D objects.

Parameters:

zAscending - true for ascending Z

seqAscending - true for ascending sequence ID

Returns:

comparator