// XAAL toolkit
// Copyright (C) 2009 Ville Karavirta <vkaravir(a)cs.hut.fi>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// 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.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
package xaal.objects.structures;

import xaal.objects.Xaal;
import xaal.util.XaalConstants;

/**
 * @author vkaravir
 *
 * To change the template for this generated type comment go to
 * Window&gt;Preferences&gt;Java&gt;Code Generation&gt;Code and Comments
 */
public class Edge extends Structure {

    private String from;
    private String to;
    private boolean directed;
    private String label;
    /**
     * 
     */
    public Edge(Xaal xaalDoc) {
        super(xaalDoc);
        directed = XaalConstants.DEFAULT_PROPERTY_DIRECTED;
    }

    /**
     * @return Returns the directed.
     */
    public boolean isDirected() {
        return directed;
    }
    /**
     * @param directed The directed to set.
     */
    public void setDirected(boolean directed) {
        this.directed = directed;
    }
    /**
     * @return Returns the from.
     */
    public String getFrom() {
        return from;
    }
    /**
     * @param from The from to set.
     */
    public void setFrom(String from) {
        this.from = from;
    }
    /**
     * @return Returns the to.
     */
    public String getTo() {
        return to;
    }
    /**
     * @param to The to to set.
     */
    public void setTo(String to) {
        this.to = to;
    }

    /**
     * @param value
     */
    public void setLabel(String value) {
        this.label = value;
    }

    public String getLabel() {
        return label;
    }

    /**
     * @return
     */
    public boolean isLabeled() {
        return (label != null);
    }
}