aim4.map.track
Class PathTrack

java.lang.Object
  aim4.map.track.PathTrack

All Implemented Interfaces:

Track

public class PathTrack
extends Object
implements Track

A track created by joining multiple tracks.

Nested Class Summary

class

PathTrack.Position A position on the track.

Constructor Summary

PathTrack()
Create an empty path track.

Method Summary

void	add(Track track) Add a track to the path track.
void	append(PathTrack track) Append a path track to the end of this path track.
WayPoint	getEndWayPoint() Get the ending waypoint of the track segment.
double	getLength() Get the length of the track.
TrackPosition	getPosition(double dist) Get the position on the track that is a given distance from the starting waypoint.
Shape	getShape() Get the shape of the track segment
WayPoint	getStartWayPoint() Get the starting waypoint of the track segment.
List<Track>	getTracks() Get the list of tracks that constitutes this path track.

Methods inherited from class java.lang.Object

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

Constructor Detail

PathTrack

public PathTrack()

Create an empty path track.

Method Detail

add

public void add(Track track)

Add a track to the path track.

Parameters:

track - the track

append

public void append(PathTrack track)

Append a path track to the end of this path track.

Parameters:

track - the path track

getTracks

public List<Track> getTracks()

Get the list of tracks that constitutes this path track.

Returns:

the list of tracks

getStartWayPoint

public WayPoint getStartWayPoint()

Get the starting waypoint of the track segment.

Specified by:

getStartWayPoint in interface Track

Returns:

the starting waypoint

getEndWayPoint

public WayPoint getEndWayPoint()

Get the ending waypoint of the track segment.

Specified by:

getEndWayPoint in interface Track

Returns:

the ending waypoint

getLength

public double getLength()

Get the length of the track.

Specified by:

getLength in interface Track

Returns:

the length of the track.

getPosition

public TrackPosition getPosition(double dist)

Get the position on the track that is a given distance from the starting waypoint. It returns null if the position is off the track (i.e., beyond the ending waypoint.)

Specified by:

getPosition in interface Track

Parameters:

dist - the distance from the starting waypoint; null if the distance is longer than the length of the track.

getShape

public Shape getShape()

Get the shape of the track segment

Specified by:

getShape in interface Track

Returns:

the shape of the track segment