jfreerails.controller
Class TrackPathFinder

java.lang.Object
  jfreerails.controller.TrackPathFinder

All Implemented Interfaces:

IncrementalPathFinder

public class TrackPathFinder
extends java.lang.Object
implements IncrementalPathFinder

Finds the best route to build track between two points.

Author:

Luke

Field Summary

private static java.util.logging.Logger	logger
private SimpleAStarPathFinder	pathFinder
private FreerailsPrincipal	principal
private ImPoint	startPoint
private ReadOnlyWorld	world

Fields inherited from interface jfreerails.controller.IncrementalPathFinder

PATH_FOUND, PATH_NOT_FOUND, SEARCH_NOT_STARTED, SEARCH_PAUSED

Constructor Summary

TrackPathFinder(ReadOnlyWorld world, FreerailsPrincipal principal)

Method Summary

void	abandonSearch()
private java.util.List<ImPoint>	convertPath2Points(IntArray path)
private int[]	findTargets(ImPoint targetPoint)
java.util.List	generatePath(ImPoint start, ImPoint targetPoint, BuildTrackStrategy bts)
int	getStatus()
java.util.List<ImPoint>	pathAsPoints()
Step[]	pathAsVectors()
void	search(long maxDuration)
void	setupSearch(ImPoint startPoint, ImPoint targetPoint, BuildTrackStrategy bts)

Methods inherited from class java.lang.Object

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

Field Detail

logger

private static final java.util.logging.Logger logger

pathFinder

private SimpleAStarPathFinder pathFinder

world

private final ReadOnlyWorld world

startPoint

private ImPoint startPoint

principal

private final FreerailsPrincipal principal

Constructor Detail

TrackPathFinder

public TrackPathFinder(ReadOnlyWorld world,
                       FreerailsPrincipal principal)

Method Detail

abandonSearch

public void abandonSearch()

Specified by:

abandonSearch in interface IncrementalPathFinder

convertPath2Points

private java.util.List<ImPoint> convertPath2Points(IntArray path)

findTargets

private int[] findTargets(ImPoint targetPoint)

generatePath

public java.util.List generatePath(ImPoint start,
                                   ImPoint targetPoint,
                                   BuildTrackStrategy bts)
                            throws PathNotFoundException

Throws:

PathNotFoundException

getStatus

public int getStatus()

Specified by:

getStatus in interface IncrementalPathFinder

pathAsPoints

public java.util.List<ImPoint> pathAsPoints()

pathAsVectors

public Step[] pathAsVectors()

search

public void search(long maxDuration)
            throws PathNotFoundException

Specified by:

search in interface IncrementalPathFinder

Throws:

PathNotFoundException

setupSearch

public void setupSearch(ImPoint startPoint,
                        ImPoint targetPoint,
                        BuildTrackStrategy bts)
                 throws PathNotFoundException

Throws:

PathNotFoundException