de.monarchy.guideme.util
Class PointOfInterest

java.lang.Object
  de.monarchy.guideme.util.GeoCoordinate
      de.monarchy.guideme.util.PointOfInterest

All Implemented Interfaces:

POI, java.io.Serializable

Direct Known Subclasses:

RoutePoint, WikipediaArticle

public class PointOfInterest
extends GeoCoordinate
implements POI

Specifies a location with a special name. The class PointOfInterest will be superclass of all points of interest, as its name says. The class itself can already be used as a simple location.

Author:

dstuerze

See Also:

Serialized Form

Field Summary

Fields inherited from class de.monarchy.guideme.util.GeoCoordinate

DEG_TO_RAD, EARTH_RADIUS, RAD_TO_DEG

Constructor Summary

PointOfInterest(double lat, double lon, java.lang.String descr)
Instanciates a PointOfInterest at the given location with the specified name.

PointOfInterest(GeoCoordinate g, java.lang.String descr)
Instanciates a PointOfInterest at the given location with the specified name.

Method Summary

boolean	equals(java.lang.Object o)
java.lang.String	getDescription() Returns a description of the location in a String.
GeoCoordinate	getLocation() Returns the location as GeoCoordinate.
View	getView(Context c) A general PointOfInterest has no specified view.
int	hashCode()

Methods inherited from class de.monarchy.guideme.util.GeoCoordinate

distanceTo, getLatitude, getLongitude, setLatitude, setLongitude, toString, trackAngle

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface de.monarchy.guideme.util.POI

getLatitude, getLongitude

Constructor Detail

PointOfInterest

public PointOfInterest(double lat,
                       double lon,
                       java.lang.String descr)

Instanciates a PointOfInterest at the given location with the specified name.

Parameters:

lat - latitude of the POI

lon - longitude of the POI

descr - short description

PointOfInterest

public PointOfInterest(GeoCoordinate g,
                       java.lang.String descr)

Instanciates a PointOfInterest at the given location with the specified name.

Parameters:

g - location of the POI

descr - short description

Method Detail

getDescription

public java.lang.String getDescription()

Description copied from interface: POI

Returns a description of the location in a String.

Specified by:

getDescription in interface POI

Returns:

short description

getLocation

public GeoCoordinate getLocation()

Returns the location as GeoCoordinate. Although a PointOfInterest is already a subclass of GeoCoordinate, it will return a new instance of GeoCoordinate to hide its own informations and to prevent side effects.

Specified by:

getLocation in interface POI

Returns:

GeoCoordinate holding location information

getView

public View getView(Context c)

A general PointOfInterest has no specified view. Subclasses should override this method.

Specified by:

getView in interface POI

Parameters:

c - context for the view

Returns:

the view

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class GeoCoordinate

hashCode

public int hashCode()

Overrides:

hashCode in class GeoCoordinate