    001    /* ========================================================================
    002     * JCommon : a free general purpose class library for the Java(tm) platform
    003     * ========================================================================
    004     *
    005     * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
    006     *
    007     * Project Info:  http://www.jfree.org/jcommon/index.html
    008     *
    009     * This library is free software; you can redistribute it and/or modify it
    010     * under the terms of the GNU Lesser General Public License as published by
    011     * the Free Software Foundation; either version 2.1 of the License, or
    012     * (at your option) any later version.
    013     *
    014     * This library is distributed in the hope that it will be useful, but
    015     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017     * License for more details.
    018     *
    019     * You should have received a copy of the GNU Lesser General Public
    020     * License along with this library; if not, write to the Free Software
    021     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022     * USA.
    023     *
    024     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025     * in the United States and other countries.]
    026     *
    027     * ------------------
    028     * Point2DReadHandler
    029     * ------------------
    030     * (C) Copyright 2003, by Thomas Morgner and Contributors.
    031     *
    032     * Original Author:  Thomas Morgner;
    033     * Contributor(s):   David Gilbert (for Object Refinery Limited);
    034     *
    035     * $Id: Point2DReadHandler.java,v 1.2 2005/10/18 13:33:32 mungady Exp $
    036     *
    037     * Changes (from 25-Nov-2003)
    038     * --------------------------
    039     * 25-Nov-2003 : Added standard header and Javadocs (DG);
    040     *
    041     */
    042
    043    package org.jfree.xml.parser.coretypes;
    044
    045
    046    import java.awt.geom.Point2D;
    047
    048    import org.jfree.xml.parser.AbstractXmlReadHandler;
    049    import org.xml.sax.Attributes;
    050    import org.xml.sax.SAXException;
    051
    052    /**
    053     * A SAX handler for reading {@link Point2D} objects from an XML element.
    054     */
    055    public class Point2DReadHandler extends AbstractXmlReadHandler  {
    056
    057        /** The point under construction. */
    058        private Point2D point;
    059
    060        /**
    061         * Creates a new handler.
    062         */
    063        public Point2DReadHandler() {
    064            super();
    065        }
    066
    067        /**
    068         * At the start of parsing, the attributes are read and used to construct the point.
    069         *
    070         * @param attrs  the attributes.
    071         *
    072         * @throws SAXException if there is a parsing error.
    073         */
    074        protected void startParsing(final Attributes attrs) throws SAXException {
    075            final String x = attrs.getValue("x");
    076            final String y = attrs.getValue("y");
    077            this.point = new Point2D.Double(Double.parseDouble(x),
    078                                            Double.parseDouble(y));
    079        }
    080
    081        /**
    082         * Returns the point under construction.
    083         *
    084         * @return the point.
    085         */
    086        public Point2D getPoint2D() {
    087            return this.point;
    088        }
    089
    090        /**
    091         * Returns the point under construction.
    092         *
    093         * @return the point.
    094         */
    095        public Object getObject() {
    096            return this.point;
    097        }
    098
    099    }