org.openstreetmap.josm.data.coor

Class PolarCoor

java.lang.Object

org.openstreetmap.josm.data.coor.PolarCoor

All Implemented Interfaces:

java.io.Serializable

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

Polar coordinate.

Since:

13107 (extracted from AlignInCircleAction)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
double	angle Angular coordinate in radians.
EastNorth	pole Reference point (analogous to the origin of a Cartesian coordinate system).
double	radius Radial coordinate (distance from the pole).
private static long	serialVersionUID

Constructor Summary

Constructors

Constructor and Description
PolarCoor(double radius, double angle) Constructs a new PolarCoor, using (0,0) as pole.
PolarCoor(double radius, double angle, EastNorth pole) Constructs a new PolarCoor.
PolarCoor(EastNorth en) Constructs a new PolarCoor from an EastNorth, using (0,0) as pole.
PolarCoor(EastNorth en, EastNorth pole) Constructs a new PolarCoor.

Method Summary

Modifier and Type	Method and Description
static double	computeAngle(EastNorth en, EastNorth pole) Compute polar angle between an east/north and the pole.
boolean	equals(java.lang.Object obj)
int	hashCode()
EastNorth	toEastNorth() Converts this PolarCoor to an EastNorth instance.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

radius

public final double radius

Radial coordinate (distance from the pole).

angle

public final double angle

Angular coordinate in radians.

pole

public final EastNorth pole

Reference point (analogous to the origin of a Cartesian coordinate system).

Constructor Detail

PolarCoor

public PolarCoor(double radius,
                 double angle)

Constructs a new PolarCoor, using (0,0) as pole.

Parameters:

radius - radial coordinate (distance from the pole)

angle - angular coordinate in radians

PolarCoor

public PolarCoor(double radius,
                 double angle,
                 EastNorth pole)

Constructs a new PolarCoor.

Parameters:

radius - radial coordinate (distance from the pole)

angle - angular coordinate in radians

pole - reference point (analogous to the origin of a Cartesian coordinate system)

PolarCoor

public PolarCoor(EastNorth en)

Constructs a new PolarCoor from an EastNorth, using (0,0) as pole.

Parameters:

en - east/north coordinates

PolarCoor

public PolarCoor(EastNorth en,
                 EastNorth pole)

Constructs a new PolarCoor.

Parameters:

en - east/north coordinates

pole - reference point (analogous to the origin of a Cartesian coordinate system)

Method Detail

computeAngle

public static double computeAngle(EastNorth en,
                                  EastNorth pole)

Compute polar angle between an east/north and the pole.

Parameters:

en - east/north coordinates

pole - reference point (analogous to the origin of a Cartesian coordinate system)

Returns:

polar angle in radians

toEastNorth

public EastNorth toEastNorth()

Converts this PolarCoor to an EastNorth instance.

Returns:

a new EastNorth instance

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object