FacetSequence

java.lang.Object

org.locationtech.jts.operation.distance.FacetSequence

public class FacetSequence extends Object

Represents a sequence of facets (points or line segments) of a Geometry specified by a subsequence of a CoordinateSequence.

Field Summary

Fields

Modifier and Type

Field

Description

private int

end

private Coordinate

p0

private Coordinate

p1

private Coordinate

pt

private CoordinateSequence

pts

private Coordinate

q0

private Coordinate

q1

private Coordinate

seqPt

private int

start
Constructor Summary

Constructors

Constructor

Description

FacetSequence(CoordinateSequence pts, int start)

Creates a new sequence for a single point from a CoordinateSequence.

FacetSequence(CoordinateSequence pts, int start, int end)

Creates a new section based on a CoordinateSequence.
Method Summary

Modifier and Type

Method

Description

private double

computeLineLineDistance(FacetSequence facetSeq)

private double

computePointLineDistance(Coordinate pt, FacetSequence facetSeq)

double

distance(FacetSequence facetSeq)

Coordinate

getCoordinate(int index)

Envelope

getEnvelope()

boolean

isPoint()

int

size()

String

toString()

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details
- pts
  
  private CoordinateSequence pts
- start
  
  private int start
- end
  
  private int end
- pt
  
  private Coordinate pt
- seqPt
  
  private Coordinate seqPt
- p0
  
  private Coordinate p0
- p1
  
  private Coordinate p1
- q0
  
  private Coordinate q0
- q1
  
  private Coordinate q1
Constructor Details
- FacetSequence
  
  public FacetSequence(CoordinateSequence pts, int start, int end)
  
  Creates a new section based on a CoordinateSequence.
  
  Parameters:
  
  pts - the sequence holding the points in the section
  
  start - the index of the start point
  
  end - the index of the end point + 1
- FacetSequence
  
  public FacetSequence(CoordinateSequence pts, int start)
  
  Creates a new sequence for a single point from a CoordinateSequence.
  
  Parameters:
  
  pts - the sequence holding the points in the facet sequence
  
  start - the index of the point
Method Details
- getEnvelope
  
  public Envelope getEnvelope()
- size
  
  public int size()
- getCoordinate
  
  public Coordinate getCoordinate(int index)
- isPoint
  
  public boolean isPoint()
- distance
  
  public double distance(FacetSequence facetSeq)
- computeLineLineDistance
  
  private double computeLineLineDistance(FacetSequence facetSeq)
- computePointLineDistance
  
  private double computePointLineDistance(Coordinate pt, FacetSequence facetSeq)
- toString
  
  public String toString()
  
  Overrides:
  
  toString in class Object