source: josm/trunk/src/org/openstreetmap/josm/data/osm/visitor/NameVisitor.java@ 804

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

import static org.openstreetmap.josm.tools.I18n.tr;
import static org.openstreetmap.josm.tools.I18n.trn;

import javax.swing.Icon;
import javax.swing.JLabel;

import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.data.osm.Node;
import org.openstreetmap.josm.data.osm.OsmPrimitive;
import org.openstreetmap.josm.data.osm.Relation;
import org.openstreetmap.josm.data.osm.Way;
import org.openstreetmap.josm.tools.ImageProvider;

/**
 * Able to create a name and an icon for each data element.
 * 
 * @author imi
 */
public class NameVisitor implements Visitor {

        /**
         * The name of the item class
         */
        public String className;
        public String classNamePlural;
        /**
         * The name of this item.
         */
        public String name;
        /**
         * The icon of this item.
         */
        public Icon icon;
        
        /**
         * If the node has a name-key or id-key, this is displayed. If not, (lat,lon)
         * is displayed.
         */
        public void visit(Node n) {
                name = n.getName();
                addId(n);
                icon = ImageProvider.get("data", "node");
                className = "node";
                classNamePlural = trn("node", "nodes", 2);
        }

        /**
         * If the way has a name-key or id-key, this is displayed. If not, (x nodes)
         * is displayed with x being the number of nodes in the way.
         */
        public void visit(Way w) {
                name = w.getName();
                addId(w);
                icon = ImageProvider.get("data", "way");
                className = "way";
                classNamePlural = trn("way", "ways", 2);
        }
        
        /**
         */
        public void visit(Relation e) {
                name = e.getName();
                addId(e);
                icon = ImageProvider.get("data", "relation");
                className = "relation";
                classNamePlural = trn("relation", "relations", 2);
        }
        
        public JLabel toLabel() {
                return new JLabel(name, icon, JLabel.HORIZONTAL);
        }


        private void addId(OsmPrimitive osm) {
            if (Main.pref.getBoolean("osm-primitives.showid"))
                        name += tr(" [id: {0}]", osm.id);
    }
}