org.locationtech.jts.operation.predicate

Class RectangleIntersectsSegmentVisitor

java.lang.Object

org.locationtech.jts.geom.util.ShortCircuitedGeometryVisitor

org.locationtech.jts.operation.predicate.RectangleIntersectsSegmentVisitor

class RectangleIntersectsSegmentVisitor
extends ShortCircuitedGeometryVisitor

A visitor to test for intersection between the query rectangle and the line segments of the geometry.

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	hasIntersection
private Coordinate	p0
private Coordinate	p1
private Envelope	rectEnv
private RectangleLineIntersector	rectIntersector

Constructor Summary

Constructors

Constructor and Description
RectangleIntersectsSegmentVisitor(Polygon rectangle) Creates a visitor for checking rectangle intersection with segments

Method Summary

Modifier and Type	Method and Description
private void	checkIntersectionWithLineStrings(java.util.List lines)
private void	checkIntersectionWithSegments(LineString testLine)
boolean	intersects() Reports whether any segment intersection exists.
protected boolean	isDone()
protected void	visit(Geometry geom)

Methods inherited from class org.locationtech.jts.geom.util.ShortCircuitedGeometryVisitor

applyTo

Methods inherited from class java.lang.Object

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

Field Detail

rectEnv

private Envelope rectEnv

rectIntersector

private RectangleLineIntersector rectIntersector

hasIntersection

private boolean hasIntersection

p0

private Coordinate p0

p1

private Coordinate p1

Constructor Detail

RectangleIntersectsSegmentVisitor

public RectangleIntersectsSegmentVisitor(Polygon rectangle)

Creates a visitor for checking rectangle intersection with segments

Parameters:

rectangle - the query rectangle

Method Detail

intersects

public boolean intersects()

Reports whether any segment intersection exists.

Returns:

true if a segment intersection exists or false if no segment intersection exists

visit

protected void visit(Geometry geom)

Specified by:

visit in class ShortCircuitedGeometryVisitor

checkIntersectionWithLineStrings

private void checkIntersectionWithLineStrings(java.util.List lines)

checkIntersectionWithSegments

private void checkIntersectionWithSegments(LineString testLine)

isDone

protected boolean isDone()

Specified by:

isDone in class ShortCircuitedGeometryVisitor