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Java > Open Source Codes > org > jfree > xml > writer > coretypes > GradientPaintWriteHandler


1 /* ========================================================================
2  * JCommon : a free general purpose class library for the Java(tm) platform
3  * ========================================================================
4  *
5  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
6  *
7  * Project Info: http://www.jfree.org/jcommon/index.html
8  *
9  * This library is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU Lesser General Public License as published by
11  * the Free Software Foundation; either version 2.1 of the License, or
12  * (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17  * License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22  * USA.
23  *
24  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25  * in the United States and other countries.]
26  *
27  * ------------------------------
28  * GradientPaintWriteHandler.java
29  * ------------------------------
30  * (C)opyright 2003-2005, by Thomas Morgner and Contributors.
31  *
32  * Original Author: Thomas Morgner;
33  * Contributor(s): David Gilbert (for Object Refinery Limited);
34  *
35  * $Id: GradientPaintWriteHandler.java,v 1.4 2005/10/18 13:35:21 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 12-Nov-2003 : Initial version (TM);
40  * 23-Dec-2003 : Updated header (DG);
41  *
42  */

43
44 package org.jfree.xml.writer.coretypes;
45
46 import java.awt.Color JavaDoc;
47 import java.awt.GradientPaint JavaDoc;
48 import java.awt.geom.Point2D JavaDoc;
49 import java.io.IOException JavaDoc;
50
51 import org.jfree.xml.writer.AbstractXmlWriteHandler;
52 import org.jfree.xml.writer.RootXmlWriteHandler;
53 import org.jfree.xml.writer.XMLWriter;
54 import org.jfree.xml.writer.XMLWriterException;
55
56 /**
57  * A handler for writing {@link GradientPaint} objects.
58  */

59 public class GradientPaintWriteHandler extends AbstractXmlWriteHandler {
60
61     /**
62      * Default constructor.
63      */

64     public GradientPaintWriteHandler() {
65         super();
66     }
67
68     /**
69      * Performs the writing of a {@link GradientPaint} object.
70      *
71      * @param tagName the tag name.
72      * @param object the {@link GradientPaint} object.
73      * @param writer the writer.
74      * @param mPlexAttribute ??.
75      * @param mPlexValue ??.
76      *
77      * @throws IOException if there is an I/O error.
78      * @throws XMLWriterException if there is a writer error.
79      */

80     public void write(final String JavaDoc tagName, final Object JavaDoc object, final XMLWriter writer,
81                       final String JavaDoc mPlexAttribute, final String JavaDoc mPlexValue)
82         throws IOException JavaDoc, XMLWriterException {
83         final GradientPaint JavaDoc paint = (GradientPaint JavaDoc) object;
84         writer.writeTag(tagName, mPlexAttribute, mPlexValue, false);
85         writer.startBlock();
86         final RootXmlWriteHandler rootHandler = getRootHandler();
87         rootHandler.write("color1", paint.getColor1(), Color JavaDoc.class, writer);
88         writer.allowLineBreak();
89         rootHandler.write("color2", paint.getColor2(), Color JavaDoc.class, writer);
90         writer.allowLineBreak();
91         rootHandler.write("point1", paint.getPoint1(), Point2D JavaDoc.class, writer);
92         writer.allowLineBreak();
93         rootHandler.write("point2", paint.getPoint2(), Point2D JavaDoc.class, writer);
94         writer.endBlock();
95         writer.writeCloseTag(tagName);
96     }
97 }
98
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