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 * GradientPaintWriteHandler.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: GradientPaintWriteHandler.java,v 1.4 2005/10/18 13:35:21 mungady Exp $ 036 * 037 * Changes 038 * ------- 039 * 12-Nov-2003 : Initial version (TM); 040 * 23-Dec-2003 : Updated header (DG); 041 * 042 */ 043 044 package org.jfree.xml.writer.coretypes; 045 046 import java.awt.Color; 047 import java.awt.GradientPaint; 048 import java.awt.geom.Point2D; 049 import java.io.IOException; 050 051 import org.jfree.xml.writer.AbstractXmlWriteHandler; 052 import org.jfree.xml.writer.RootXmlWriteHandler; 053 import org.jfree.xml.writer.XMLWriter; 054 import org.jfree.xml.writer.XMLWriterException; 055 056 /** 057 * A handler for writing {@link GradientPaint} objects. 058 */ 059 public class GradientPaintWriteHandler extends AbstractXmlWriteHandler { 060 061 /** 062 * Default constructor. 063 */ 064 public GradientPaintWriteHandler() { 065 super(); 066 } 067 068 /** 069 * Performs the writing of a {@link GradientPaint} object. 070 * 071 * @param tagName the tag name. 072 * @param object the {@link GradientPaint} object. 073 * @param writer the writer. 074 * @param mPlexAttribute ??. 075 * @param mPlexValue ??. 076 * 077 * @throws IOException if there is an I/O error. 078 * @throws XMLWriterException if there is a writer error. 079 */ 080 public void write(final String tagName, final Object object, final XMLWriter writer, 081 final String mPlexAttribute, final String mPlexValue) 082 throws IOException, XMLWriterException { 083 final GradientPaint paint = (GradientPaint) object; 084 writer.writeTag(tagName, mPlexAttribute, mPlexValue, false); 085 writer.startBlock(); 086 final RootXmlWriteHandler rootHandler = getRootHandler(); 087 rootHandler.write("color1", paint.getColor1(), Color.class, writer); 088 writer.allowLineBreak(); 089 rootHandler.write("color2", paint.getColor2(), Color.class, writer); 090 writer.allowLineBreak(); 091 rootHandler.write("point1", paint.getPoint1(), Point2D.class, writer); 092 writer.allowLineBreak(); 093 rootHandler.write("point2", paint.getPoint2(), Point2D.class, writer); 094 writer.endBlock(); 095 writer.writeCloseTag(tagName); 096 } 097 }