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: * Rectangle2DReadHandler
029: * ----------------------
030: * (C) Copyright 2003, by Thomas Morgner and Contributors.
031: *
032: * Original Author: Thomas Morgner;
033: * Contributor(s): -;
034: *
035: * $Id: Rectangle2DReadHandler.java,v 1.2 2005/10/18 13:33:32 mungady Exp $
036: *
037: * Changes
038: * -------
039: *
040: */
041:
042: package org.jfree.xml.parser.coretypes;
043:
044: import java.awt.geom.Rectangle2D;
045:
046: import org.jfree.xml.parser.AbstractXmlReadHandler;
047: import org.xml.sax.Attributes;
048: import org.xml.sax.SAXException;
049:
050: /**
051: * A handler for reading a {@link Rectangle2D} object.
052: */
053: public class Rectangle2DReadHandler extends AbstractXmlReadHandler {
054:
055: /** The rectangle being constructed. */
056: private Rectangle2D rectangle;
057:
058: /**
059: * Default constructor.
060: */
061: public Rectangle2DReadHandler() {
062: super ();
063: }
064:
065: /**
066: * Begins parsing.
067: *
068: * @param attrs the attributes.
069: *
070: * @throws SAXException if there is a parsing error.
071: */
072: protected void startParsing(final Attributes attrs)
073: throws SAXException {
074: final String type = attrs.getValue("type");
075: this .rectangle = createRect(type);
076: final String x = attrs.getValue("x");
077: final String y = attrs.getValue("y");
078: final String w = attrs.getValue("width");
079: final String h = attrs.getValue("height");
080:
081: this .rectangle.setRect(Double.parseDouble(x), Double
082: .parseDouble(y), Double.parseDouble(w), Double
083: .parseDouble(h));
084: }
085:
086: /**
087: * Creates a rectangle.
088: *
089: * @param type the type ('float' or 'double').
090: *
091: * @return The rectangle.
092: */
093: private Rectangle2D createRect(final String type) {
094: if ("float".equals(type)) {
095: return new Rectangle2D.Float();
096: }
097: return new Rectangle2D.Double();
098: }
099:
100: /**
101: * Returns the object under construction.
102: *
103: * @return The object.
104: */
105: public Object getObject() {
106: return this.rectangle;
107: }
108: }
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