Package io.github.sebasbaumh.postgis

Class Curve

java.lang.Object

io.github.sebasbaumh.postgis.Geometry

io.github.sebasbaumh.postgis.Curve

All Implemented Interfaces:

LineBasedGeometry, Serializable

Direct Known Subclasses:

CompoundCurve, LineString

@NonNullByDefault
public abstract class Curve
extends Geometry
implements LineBasedGeometry

Base class for simple curves like LineStrings and complex classes like CompoundCurves.

Author:

Sebastian Baumhekel

See Also:

• Serialized Form

Field Summary

Fields inherited from class io.github.sebasbaumh.postgis.Geometry

UNKNOWN_SRID

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Curve(int type)	Constructor for subclasses.

Method Summary

Modifier and Type	Method	Description
abstract void	close()	Closes this Curve if the last coordinate is not already the same as the first coordinate.
boolean	isClockwise()	Checks if this ring is oriented in clockwise direction.
boolean	isClosed()	Checks if this line is closed, so the last coordinate is the same as the first coordinate.
abstract void	reverse()	Reverses this linestring.
String	toString()

Methods inherited from class io.github.sebasbaumh.postgis.Geometry

checkConsistency, equals, getCoordinates, getNumberOfCoordinates, getSrid, getType, hashCode, hasMeasure, is3d, isEmpty, setSrid

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.github.sebasbaumh.postgis.LineBasedGeometry

getEndPoint, getStartPoint, length

Constructor Details

Curve

protected Curve(int type)

Constructor for subclasses.

Parameters:

type - has to be given by all subclasses

Method Details

close

public abstract void close()

Closes this Curve if the last coordinate is not already the same as the first coordinate.

isClockwise

public boolean isClockwise()

Checks if this ring is oriented in clockwise direction.

Returns:

true on success, else false

isClosed

public boolean isClosed()

Description copied from interface: LineBasedGeometry

Checks if this line is closed, so the last coordinate is the same as the first coordinate.

Specified by:

isClosed in interface LineBasedGeometry

Returns:

true on success, else false

reverse

public abstract void reverse()

Reverses this linestring.

toString

public String toString()

Overrides:

toString in class Object