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 * FontReadHandler 029 * --------------- 030 * (C) Copyright 2003, by Thomas Morgner and Contributors. 031 * 032 * Original Author: Thomas Morgner; 033 * Contributor(s): David Gilbert (for Object Refinery Limited); 034 * 035 * $Id: FontReadHandler.java,v 1.2 2005/10/18 13:33:32 mungady Exp $ 036 * 037 * Changes (from 25-Nov-2003) 038 * -------------------------- 039 * 25-Nov-2003 : Added standard header and Javadocs (DG); 040 * 041 */ 042 043package org.jfree.xml.parser.coretypes; 044 045import java.awt.Font; 046 047import org.jfree.xml.parser.AbstractXmlReadHandler; 048import org.xml.sax.Attributes; 049import org.xml.sax.SAXException; 050 051/** 052 * A SAX handler for reading a font definition. 053 */ 054public class FontReadHandler extends AbstractXmlReadHandler { 055 056 /** The font under construction. */ 057 private Font font; 058 059 /** 060 * Creates a new SAX handler for reading a {@link Font} from XML. 061 */ 062 public FontReadHandler() { 063 super(); 064 } 065 066 /** 067 * Called at the start of parsing a font element, this method reads the attributes and 068 * constructs the font. 069 * 070 * @param attrs the attributes. 071 * 072 * @throws SAXException to indicate a parsing error. 073 */ 074 protected void startParsing(final Attributes attrs) throws SAXException { 075 final String family = attrs.getValue("family"); 076 final int size = Integer.parseInt(attrs.getValue("size")); 077 final int style = getFontStyle(attrs.getValue("style")); 078 this.font = new Font(family, style, size); 079 } 080 081 /** 082 * Converts a string to a font style constant. 083 * 084 * @param style the style as text. 085 * 086 * @return The font style. 087 */ 088 private int getFontStyle (final String style) { 089 if ("bold-italic".equals(style)) { 090 return Font.BOLD | Font.ITALIC; 091 } 092 if ("bold".equals(style)) { 093 return Font.BOLD; 094 } 095 if ("italic".equals(style)) { 096 return Font.ITALIC; 097 } 098 return Font.PLAIN; 099 } 100 101 /** 102 * Returns the font under construction. 103 * 104 * @return the font. 105 */ 106 public Object getObject() { 107 return this.font; 108 } 109 110}