/*
 

 
* WPLParser.java
 
* Copyright (C) 2010 Kimmo Tuukkanen
 
*
 
* This file is part of Java Marine API.
 
* <http://ktuukkan.github.io/marine-api/>
 
*
 
* Java Marine API is free software: you can redistribute it and/or modify it
 
* under the terms of the GNU Lesser General Public License as published by the
 
* Free Software Foundation, either version 3 of the License, or (at your
 
* option) any later version.
 
*
 
* Java Marine API is distributed in the hope that it will be useful, but
 
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 
* for more details.
 
*
 
* You should have received a copy of the GNU Lesser General Public License
 
* along with Java Marine API. If not, see <http://www.gnu.org/licenses/>.
 
*/
package net.sf.marineapi.nmea.parser;

import net.sf.marineapi.nmea.sentence.SentenceId;
import net.sf.marineapi.nmea.sentence.TalkerId;
import net.sf.marineapi.nmea.sentence.WPLSentence;
import net.sf.marineapi.nmea.util.Position;
import net.sf.marineapi.nmea.util.Waypoint;

/**
 
* WPL sentence parser.
 
*
 
* @author Kimmo Tuukkanen
 
*/

class WPLParser extends PositionParser implements WPLSentence {

	
// field ids
	
private static final int LATITUDE = 0;
	
private static final int LAT_HEMISPHERE = 1;
	
private static final int LONGITUDE = 2;
	
private static final int LON_HEMISPHERE = 3;
	
private static final int WAYPOINT_ID = 4;

	
/**
	 
* Creates a new instance of WPLParser.
	 
*
 

	 
* @param nmea WPL sentence String.
	 
* @throws IllegalArgumentException If specified sentence is invalid.
	 
*/

	
public WPLParser(String nmea) {
		
super(nmea, SentenceId.WPL);
	
}

	
/**
	 
* Creates WPL parser with empty sentence.
	 
*
 

	 
* @param talker TalkerId to set
	 
*/

	
public WPLParser(TalkerId talker) {
		
super(talker, SentenceId.WPL, 5);
	
}

	
/*
	 
* (non-Javadoc)
	 
* @see net.sf.marineapi.nmea.sentence.WPLSentence#getWaypoint()
	 
*/

	
public Waypoint getWaypoint() {
		
String id = getStringValue(WAYPOINT_ID);
		
Position p = parsePosition(
			
LATITUDE, LAT_HEMISPHERE, LONGITUDE, LON_HEMISPHERE);
		

		
return p.toWaypoint(id);
	
}

	
/*
	 
* (non-Javadoc)
	 
* @see
	 
* net.sf.marineapi.nmea.sentence.WPLSentence#setWaypoint(net.sf.marineapi
	 
* .nmea.util.Waypoint)
	 
*/

	
public void setWaypoint(Waypoint wp) {
		
setStringValue(WAYPOINT_ID, wp.getId());
		
setPositionValues(wp, LATITUDE, LAT_HEMISPHERE, LONGITUDE, LON_HEMISPHERE);
	
}
}