source: josm/trunk/src/org/openstreetmap/josm/data/osm/Node.java@ 1200

// License: GPL. Copyright 2007 by Immanuel Scholz and others
package org.openstreetmap.josm.data.osm;

import static org.openstreetmap.josm.tools.I18n.tr;
import java.text.DecimalFormat;
import java.text.NumberFormat;

import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.data.coor.LatLon;
import org.openstreetmap.josm.data.coor.EastNorth;
import org.openstreetmap.josm.data.coor.LatLon.CoordinateFormat;
import org.openstreetmap.josm.data.osm.visitor.Visitor;


/**
 * One node data, consisting of one world coordinate waypoint.
 *
 * @author imi
 */
public final class Node extends OsmPrimitive {

    public LatLon coor;
    public volatile EastNorth eastNorth;

    private static CoordinateFormat mCord;

    static {
        try {
            mCord = LatLon.CoordinateFormat.valueOf(Main.pref.get("coordinates"));
        } catch (IllegalArgumentException iae) {
            mCord =LatLon.CoordinateFormat.DECIMAL_DEGREES;
        }
    }

    /**
     * Create an incomplete Node object
     */
    public Node(long id) {
        this.id = id;
        incomplete = true;
    }

    /**
     * Create an identical clone of the argument (including the id)
     */
    public Node(Node clone) {
        cloneFrom(clone);
    }

    public Node(LatLon latlon) {
        this.coor = latlon;
        eastNorth = Main.proj.latlon2eastNorth(latlon);
    }

    @Override public void visit(Visitor visitor) {
        visitor.visit(this);
    }

    @Override public void cloneFrom(OsmPrimitive osm) {
        super.cloneFrom(osm);
        coor = ((Node)osm).coor;
        eastNorth = ((Node)osm).eastNorth;
    }

    @Override public String toString() {
        if (coor == null) return "{Node id="+id+"}";
        return "{Node id="+id+",version="+version+",lat="+coor.lat()+",lon="+coor.lon()+"}";
    }

    @Override public boolean realEqual(OsmPrimitive osm, boolean semanticOnly) {
        if (osm instanceof Node) {
            if (super.realEqual(osm, semanticOnly)) {
                if ((coor == null) && ((Node)osm).coor == null)
                    return true;
                if (coor != null)
                    return coor.equals(((Node)osm).coor);
            }
        }
        return false;
    }

    public int compareTo(OsmPrimitive o) {
        return o instanceof Node ? Long.valueOf(id).compareTo(o.id) : 1;
    }

    public String getName() {
        String name;
        if (incomplete) {
            name = tr("incomplete");
        } else {
            name = get("name");
            if (name == null)
                name = id == 0 ? tr("node") : ""+id;
            name += " (" + coor.latToString(mCord) + ", " + coor.lonToString(mCord) + ")";
        }
        return name;
    }
}