/* ========================================================================
* JCommon : a free general purpose class library for the Java(tm) platform
* ========================================================================
*
* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ----------------------------
* BasicStrokeWriteHandler.java
* ----------------------------
* (C)opyright 2003-2005, by Thomas Morgner and Contributors.
*
* Original Author: Thomas Morgner;
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* $Id: BasicStrokeWriteHandler.java,v 1.3 2005/10/18 13:35:21 mungady Exp $
*
* Changes
* -------
* 12-Nov-2003 : Initial version (TM);
* 25-Nov-2003 : Updated header (DG);
*
*/
package org.jfree.xml.writer.coretypes;
import java.awt.BasicStroke;
import java.io.IOException;
import org.jfree.xml.writer.AbstractXmlWriteHandler;
import org.jfree.xml.writer.AttributeList;
import org.jfree.xml.writer.XMLWriter;
import org.jfree.xml.writer.XMLWriterException;
/**
* A handler that can write the XML description for a {@link BasicStroke} object.
*/
public class BasicStrokeWriteHandler extends AbstractXmlWriteHandler {
/**
* Creates a new handler.
*/
public BasicStrokeWriteHandler() {
super();
}
/**
* Performs the writing of a single object.
*
* @param tagName the tag name.
* @param object the object ({@link BasicStroke} expected).
* @param writer the writer.
* @param mPlexAttribute ??
* @param mPlexValue ??
*
* @throws IOException if there is an I/O problem.
* @throws XMLWriterException if there is a problem with the writer.
*/
public void write(final String tagName, final Object object, final XMLWriter writer,
final String mPlexAttribute, final String mPlexValue)
throws IOException, XMLWriterException {
final BasicStroke stroke = (BasicStroke) object;
final float[] dashArray = stroke.getDashArray();
final float dashPhase = stroke.getDashPhase();
final int endCap = stroke.getEndCap();
final int lineJoin = stroke.getLineJoin();
final float lineWidth = stroke.getLineWidth();
final float miterLimit = stroke.getMiterLimit();
final AttributeList attribs = new AttributeList();
if (mPlexAttribute != null) {
attribs.setAttribute(mPlexAttribute, mPlexValue);
}
attribs.setAttribute("type", "basic");
attribs.setAttribute("endCap", String.valueOf(endCap));
attribs.setAttribute("lineJoin", String.valueOf(lineJoin));
attribs.setAttribute("lineWidth", String.valueOf(lineWidth));
attribs.setAttribute("miterLimit", String.valueOf(miterLimit));
if (dashArray != null) {
attribs.setAttribute("dashArray", toString(dashArray));
attribs.setAttribute("dashPhase", String.valueOf(dashPhase));
}
writer.writeTag(tagName, attribs, true);
}
/**
* A utility method that converts a dash array (from a {@link BasicStroke} object) to
* a {@link String}.
*
* @param dashArray the dash array.
*
* @return a {@link String} representing the dash array.
*/
private String toString(final float[] dashArray) {
final StringBuffer buffer = new StringBuffer();
for (int i = 0; i < dashArray.length; i++) {
final float f = dashArray[i];
if (i != 0) {
buffer.append(',');
}
buffer.append(f);
}
return buffer.toString();
}
}