Subversion Repositories mkgmap

/*
 * Copyright (C) 2013.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 or
 * version 2 as published by the Free Software Foundation.
 *
 * This program 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
 * General Public License for more details.
 */

package uk.me.parabola.mkgmap.osmstyle.function;

import uk.me.parabola.mkgmap.reader.osm.Element;
import uk.me.parabola.mkgmap.reader.osm.Node;
import uk.me.parabola.mkgmap.reader.osm.Relation;
import uk.me.parabola.mkgmap.reader.osm.Way;

/**
 * Retrieves the OSM type of an element. Values:
 * <ul>
 * <li>node</li>
 * <li>way</li>
 * <li>relation</li>
 * </ul>
 * @author WanMil
 *
 */
public class TypeFunction extends StyleFunction {

        public TypeFunction() {
                super(null);
        }

        public boolean supportsNode() {
                return true;
        }

        public boolean supportsWay() {
                return true;
        }

        public boolean supportsRelation() {
                return true;
        }
       
        public String value(Element el) {
                if (el instanceof Node)
                        return "node";
                if (el instanceof Way)
                        return "way";
                if (el instanceof Relation)
                        return "relation";
                return null;
        }

        public String getName() {
                return "type";
        }

}