//Start the GPS for a player with a set destination and the closest point as the starting point.
void startGPS (Player player, String destination ) ;

//Start the GPS for a player with a starting and destination point. (The starting point will change if another point is closer)
void startGPS (Player player, String start, String destination ) ;

//Start the Compass for a player with a set destination.
void startCompass (Player player, String destination ) ;

//Start the Compass for a player with a set location as the destination.
void startCompass (Player player, Location location ) ;

//Stop the GPS for a player.
void stopGPS (Player player ) ;

//Check whether or not the GPS is active for a specific player.
boolean gpsIsActive (Player player ) ;

//Add a custom point. Make sure the name is unique. E.g. add your plugin name as the first part of the name.
void addPoint ( String name, Location location ) ;

//Remove a point you personally added.
void removePoint ( String name ) ;

//Remove all points you added.
void removeAllPoints ( ) ;

//Connect point1 to point2. If the 'both' parameter is true; point2 is also connected to point1.
void connect ( String point1, String point2, boolean both ) ;

//See connect.
void disconnect ( String point1, String point2, boolean both ) ;

//Return the remaining GPS distance. E.g: 145,32 or 1.593,23.
String getDistanceToTarget (Player player ) ;

//Return the remaining GPS distance rounded. E.g: 145 or 1.593.
String getDistanceToTargetRounded (Player player ) ;

//Return the cardinal direction a player has to go. (N, NE, E, SE, S, SW, W, NW)
String getCardinalDirection (Player player ) ;

@EventHandler
public void onGPSStart (GPSStartEvent e ) {
    //Get the player the GPS is being started for.
    e. getPlayer ( ) ;

    //Get the destination point. This Object contains the Location as well.
    e. getDestinationPoint ( ) ;

    //Get the StartSource / what started the GPS.
    //Enums: PLAYER_SELF, PLAYER_OTHER, CONSOLE, OTHER_PLUGIN
    e. getStartSource ( ) ;

    //The navigation type is of type compass (true) or GPS (false)
    e. isCompass ( ) ;

    //Check if the event is cancelled.
    e. isCancelled ( ) ;

    //Cancel the event based on your checks.
    e. setCancelled ( true ) ;
}

@EventHandler
public void onGPSStop (GPSStopEvent e ) {
    //Get the player the GPS is being started for.
    e. getPlayer ( ) ;
   
    //Get the StopSource / what caused the GPS to stop.
    //Enums: PLAYER_SELF, PLAYER_OTHER, CONSOLE, PLUGIN, OTHER_PLUGIN, DESTINATION_REACHED
    e. getStopSource ( ) ;

    //The navigation type is of type compass (true) or GPS (false)
    e. isCompass ( ) ;

    //Check if the event is cancelled.
    e. isCancelled ( ) ;

    //Cancel the event based on your checks. StopSource DESTINATION_REACHED and PLUGIN is not cancellable.
    e. setCancelled ( true ) ;
}