001/* 002 * $Id: GlyphList.java 4784 2011-03-15 08:33:00Z blowagie $ 003 * 004 * This file is part of the iText (R) project. 005 * Copyright (c) 1998-2011 1T3XT BVBA 006 * Authors: Bruno Lowagie, Paulo Soares, et al. 007 * 008 * This program is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Affero General Public License version 3 010 * as published by the Free Software Foundation with the addition of the 011 * following permission added to Section 15 as permitted in Section 7(a): 012 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT, 013 * 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. 014 * 015 * This program is distributed in the hope that it will be useful, but 016 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 017 * or FITNESS FOR A PARTICULAR PURPOSE. 018 * See the GNU Affero General Public License for more details. 019 * You should have received a copy of the GNU Affero General Public License 020 * along with this program; if not, see http://www.gnu.org/licenses or write to 021 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 022 * Boston, MA, 02110-1301 USA, or download the license from the following URL: 023 * http://itextpdf.com/terms-of-use/ 024 * 025 * The interactive user interfaces in modified source and object code versions 026 * of this program must display Appropriate Legal Notices, as required under 027 * Section 5 of the GNU Affero General Public License. 028 * 029 * In accordance with Section 7(b) of the GNU Affero General Public License, 030 * a covered work must retain the producer line in every PDF that is created 031 * or manipulated using iText. 032 * 033 * You can be released from the requirements of the license by purchasing 034 * a commercial license. Buying such a license is mandatory as soon as you 035 * develop commercial activities involving the iText software without 036 * disclosing the source code of your own applications. 037 * These activities include: offering paid services to customers as an ASP, 038 * serving PDFs on the fly in a web application, shipping iText with a closed 039 * source product. 040 * 041 * For more information, please contact iText Software Corp. at this 042 * address: sales@itextpdf.com 043 */ 044package com.itextpdf.text.pdf; 045 046import java.io.ByteArrayOutputStream; 047import java.io.InputStream; 048import java.util.HashMap; 049import java.util.StringTokenizer; 050 051import com.itextpdf.text.pdf.fonts.FontsResourceAnchor; 052 053public class GlyphList { 054 private static HashMap<Integer, String> unicode2names = new HashMap<Integer, String>(); 055 private static HashMap<String, int[]> names2unicode = new HashMap<String, int[]>(); 056 057 static { 058 InputStream is = null; 059 try { 060 is = BaseFont.getResourceStream(BaseFont.RESOURCE_PATH + "glyphlist.txt", new FontsResourceAnchor().getClass().getClassLoader()); 061 if (is == null) { 062 String msg = "glyphlist.txt not found as resource. (It must exist as resource in the package com.itextpdf.text.pdf.fonts)"; 063 throw new Exception(msg); 064 } 065 byte buf[] = new byte[1024]; 066 ByteArrayOutputStream out = new ByteArrayOutputStream(); 067 while (true) { 068 int size = is.read(buf); 069 if (size < 0) 070 break; 071 out.write(buf, 0, size); 072 } 073 is.close(); 074 is = null; 075 String s = PdfEncodings.convertToString(out.toByteArray(), null); 076 StringTokenizer tk = new StringTokenizer(s, "\r\n"); 077 while (tk.hasMoreTokens()) { 078 String line = tk.nextToken(); 079 if (line.startsWith("#")) 080 continue; 081 StringTokenizer t2 = new StringTokenizer(line, " ;\r\n\t\f"); 082 String name = null; 083 String hex = null; 084 if (!t2.hasMoreTokens()) 085 continue; 086 name = t2.nextToken(); 087 if (!t2.hasMoreTokens()) 088 continue; 089 hex = t2.nextToken(); 090 Integer num = Integer.valueOf(hex, 16); 091 unicode2names.put(num, name); 092 names2unicode.put(name, new int[]{num.intValue()}); 093 } 094 } 095 catch (Exception e) { 096 System.err.println("glyphlist.txt loading error: " + e.getMessage()); 097 } 098 finally { 099 if (is != null) { 100 try { 101 is.close(); 102 } 103 catch (Exception e) { 104 // empty on purpose 105 } 106 } 107 } 108 } 109 110 public static int[] nameToUnicode(String name) { 111 return names2unicode.get(name); 112 } 113 114 public static String unicodeToName(int num) { 115 return unicode2names.get(Integer.valueOf(num)); 116 } 117}