jwo.landserf.process.gps
Class GPSPosition

java.lang.Object
  jwo.landserf.process.gps.GPSPosition

All Implemented Interfaces:

Position

public class GPSPosition

extends Object

implements Position

Used to represent any point location transmitted to or from GPS.

Version:

2.2, 23rd June, 2004.

Author:

Jo Wood, based on the design by Henrik Sorensen (haas@itu.dk).

Constructor Summary

GPSPosition()
Creates a new position.

GPSPosition(double lat, double lng, float alt)
Initializes the position with a given latitude, longitude and altitude.

GPSPosition(GPSPosition position)
Initializes the position object with a given position.

Method Summary

float	getAltitude() Reports the altitude of this position.
AngleRadians	getLatitude() Reports the latitude of this position in radians.
AngleRadians	getLongitude() Reports the longitude of this position in radians.
void	setAltitude(float alt) Sets the altitude of this position.
void	setLatitude(AngleRadians lat) Sets the latitude of this position.
void	setLongitude(AngleRadians lng) Sets the longitude of this position.

Methods inherited from class java.lang.Object

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

Constructor Detail

GPSPosition

public GPSPosition()

Creates a new position. Initializes the latitude, longitude and altitude to 0.

GPSPosition

public GPSPosition(double lat,
                   double lng,
                   float alt)

Initializes the position with a given latitude, longitude and altitude.

Parameters:

lat - Latitude of position.

lng - Longitude of position.

alt - Altitude of this postion (can be 0 if not used).

GPSPosition

public GPSPosition(GPSPosition position)

Initializes the position object with a given position.

Parameters:

position - Position with which to initialise.

Method Detail

setLatitude

public void setLatitude(AngleRadians lat)

Sets the latitude of this position.

Parameters:

lat - New latitude for this position.

setLongitude

public void setLongitude(AngleRadians lng)

Sets the longitude of this position.

Parameters:

lng - New longitude for this position in radians.

setAltitude

public void setAltitude(float alt)

Sets the altitude of this position.

Parameters:

alt - New altitude of this position.

getLatitude

public AngleRadians getLatitude()

Reports the latitude of this position in radians.

Specified by:

getLatitude in interface Position

Returns:

Latitude of this position in radians.

getLongitude

public AngleRadians getLongitude()

Reports the longitude of this position in radians.

Specified by:

getLongitude in interface Position

Returns:

Longitude of this position.

getAltitude

public float getAltitude()

Reports the altitude of this position.

Specified by:

getAltitude in interface Position

Returns:

Altitude of this position.