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 * InsetsWriteHandler.java
029 * -----------------------
030 * (C)opyright 2003-2005, by Thomas Morgner and Contributors.
031 *
032 * Original Author:  Thomas Morgner;
033 * Contributor(s):   David Gilbert (for Object Refinery Limited);
034 *
035 * $Id: InsetsWriteHandler.java,v 1.5 2005/10/18 13:35:21 mungady Exp $
036 *
037 * Changes
038 * -------
039 * 22-Nov-2003 : Initial version (TM);
040 * 23-Dec-2003 : Added missing Javadocs (DG);
041 * 
042 */
043
044package org.jfree.xml.writer.coretypes;
045
046import java.awt.Insets;
047import java.io.IOException;
048
049import org.jfree.xml.writer.AbstractXmlWriteHandler;
050import org.jfree.xml.writer.AttributeList;
051import org.jfree.xml.writer.XMLWriter;
052import org.jfree.xml.writer.XMLWriterException;
053import org.jfree.xml.writer.XMLWriterSupport;
054
055/**
056 * A handler for writing an {@link Insets} object.
057 */
058public class InsetsWriteHandler extends AbstractXmlWriteHandler {
059
060    /**
061     * Default constructor.
062     */
063    public InsetsWriteHandler() {
064        super();
065    }
066
067    /**
068     * Performs the writing of a {@link Insets} object.
069     *
070     * @param tagName  the tag name.
071     * @param object  the {@link Insets} object.
072     * @param writer  the writer.
073     * @param mPlexAttribute  ??.
074     * @param mPlexValue  ??.
075     * 
076     * @throws IOException if there is an I/O error.
077     * @throws XMLWriterException if there is a writer error.
078     */
079    public void write(final String tagName, final Object object, final XMLWriter writer,
080                      final String mPlexAttribute, final String mPlexValue)
081        throws IOException, XMLWriterException {
082        final AttributeList attribs = new AttributeList();
083        if (mPlexAttribute != null) {
084            attribs.setAttribute(mPlexAttribute, mPlexValue);
085        }
086        final Insets i = (Insets) object;
087        attribs.setAttribute("top", String.valueOf(i.top));
088        attribs.setAttribute("left", String.valueOf(i.left));
089        attribs.setAttribute("bottom", String.valueOf(i.bottom));
090        attribs.setAttribute("right", String.valueOf(i.right));
091        writer.writeTag(tagName, attribs, XMLWriterSupport.CLOSE);
092    }
093}