subscript.geom
Class GLineSegment2D

java.lang.Object
  subscript.geom.GLineSegment2D

All Implemented Interfaces:

java.io.Serializable

public class GLineSegment2D
extends java.lang.Object
implements java.io.Serializable

A 2D line with end points.

See Also:

Serialized Form

Field Summary

GLine2D	line
GPoint2D	p1
GPoint2D	p2
int	weight

Constructor Summary

GLineSegment2D(GPoint2D p1, GPoint2D p2)

Method Summary

GPoint2D	closestPoint(GPoint2D p)
double	distanceTo(GPoint2D p)
GLine2D	getLine()
GPoint2D	intersectionWith(GLine2D l) Returns the point where this segment intersects this line, or null if they do not intersect.
GPoint2D	intersectionWith(GLineSegment2D seg)
double	length()
double	lengthOfProjectionOnto(GLineSegment2D seg)
double	squaredDistanceTo(GPoint2D p)
GLineSegment2D	transform(Matrix P)
static java.util.ArrayList<GLineSegment2D>	transformSegments(java.util.ArrayList<GLineSegment2D> segs, Matrix P)

Methods inherited from class java.lang.Object

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

Field Detail

line

public transient GLine2D line

p1

public GPoint2D p1

p2

public GPoint2D p2

weight

public int weight

Constructor Detail

GLineSegment2D

public GLineSegment2D(GPoint2D p1,
                      GPoint2D p2)

Method Detail

getLine

public GLine2D getLine()

intersectionWith

public GPoint2D intersectionWith(GLine2D l)

Returns the point where this segment intersects this line, or null if they do not intersect.

intersectionWith

public GPoint2D intersectionWith(GLineSegment2D seg)

closestPoint

public GPoint2D closestPoint(GPoint2D p)

squaredDistanceTo

public double squaredDistanceTo(GPoint2D p)

length

public double length()

distanceTo

public double distanceTo(GPoint2D p)

transform

public GLineSegment2D transform(Matrix P)

transformSegments

public static java.util.ArrayList<GLineSegment2D> transformSegments(java.util.ArrayList<GLineSegment2D> segs,
                                                                    Matrix P)

lengthOfProjectionOnto

public double lengthOfProjectionOnto(GLineSegment2D seg)