Source for org.jfree.xml.parser.coretypes.Point2DReadHandler

   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:  * Point2DReadHandler
  29:  * ------------------
  30:  * (C) Copyright 2003, by Thomas Morgner and Contributors.
  31:  *
  32:  * Original Author:  Thomas Morgner;
  33:  * Contributor(s):   David Gilbert (for Object Refinery Limited);
  34:  *
  35:  * $Id: Point2DReadHandler.java,v 1.2 2005/10/18 13:33:32 mungady Exp $
  36:  *
  37:  * Changes (from 25-Nov-2003)
  38:  * --------------------------
  39:  * 25-Nov-2003 : Added standard header and Javadocs (DG);
  40:  *
  41:  */
  42: 
  43: package org.jfree.xml.parser.coretypes;
  44: 
  45: 
  46: import java.awt.geom.Point2D;
  47: 
  48: import org.jfree.xml.parser.AbstractXmlReadHandler;
  49: import org.xml.sax.Attributes;
  50: import org.xml.sax.SAXException;
  51: 
  52: /**
  53:  * A SAX handler for reading {@link Point2D} objects from an XML element.
  54:  */
  55: public class Point2DReadHandler extends AbstractXmlReadHandler  {
  56: 
  57:     /** The point under construction. */
  58:     private Point2D point;
  59: 
  60:     /**
  61:      * Creates a new handler.
  62:      */
  63:     public Point2DReadHandler() {
  64:         super();
  65:     }
  66: 
  67:     /** 
  68:      * At the start of parsing, the attributes are read and used to construct the point.
  69:      * 
  70:      * @param attrs  the attributes.
  71:      * 
  72:      * @throws SAXException if there is a parsing error.
  73:      */
  74:     protected void startParsing(final Attributes attrs) throws SAXException {
  75:         final String x = attrs.getValue("x");
  76:         final String y = attrs.getValue("y");
  77:         this.point = new Point2D.Double(Double.parseDouble(x),
  78:                                         Double.parseDouble(y));
  79:     }
  80: 
  81:     /**
  82:      * Returns the point under construction.
  83:      * 
  84:      * @return the point.
  85:      */
  86:     public Point2D getPoint2D() {
  87:         return this.point;
  88:     }
  89: 
  90:     /**
  91:      * Returns the point under construction.
  92:      * 
  93:      * @return the point.
  94:      */
  95:     public Object getObject() {
  96:         return this.point;
  97:     }
  98:     
  99: }