com.lowagie.text.pdf.GlyphList Maven / Gradle / Ivy
/*
* $Id: GlyphList.java 3373 2008-05-12 16:21:24Z xlv $
*
* Copyright 2001-2006 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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 Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* https://github.com/LibrePDF/OpenPDF
*/
package com.lowagie.text.pdf;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.util.HashMap;
import java.util.StringTokenizer;
import com.lowagie.text.pdf.fonts.FontsResourceAnchor;
public class GlyphList {
private static HashMap unicode2names = new HashMap<>();
private static HashMap names2unicode = new HashMap<>();
static {
InputStream is = null;
try {
is = BaseFont.getResourceStream(BaseFont.RESOURCE_PATH + "glyphlist.txt", FontsResourceAnchor.class.getClassLoader());
if (is == null) {
String msg = "glyphlist.txt not found as resource. (It must exist as resource in the package com.lowagie.text.pdf.fonts)";
throw new Exception(msg);
}
byte[] buf = new byte[1024];
ByteArrayOutputStream out = new ByteArrayOutputStream();
while (true) {
int size = is.read(buf);
if (size < 0) {
break;
}
out.write(buf, 0, size);
}
is.close();
is = null;
String s = PdfEncodings.convertToString(out.toByteArray(), null);
StringTokenizer tk = new StringTokenizer(s, "\r\n");
while (tk.hasMoreTokens()) {
String line = tk.nextToken();
if (line.startsWith("#")) {
continue;
}
StringTokenizer t2 = new StringTokenizer(line, " ;\r\n\t\f");
String name;
String hex;
if (!t2.hasMoreTokens()) {
continue;
}
name = t2.nextToken();
if (!t2.hasMoreTokens()) {
continue;
}
hex = t2.nextToken();
Integer num = Integer.valueOf(hex, 16);
unicode2names.put(num, name);
names2unicode.put(name, new int[]{ num });
}
} catch (Exception e) {
System.err.println("glyphlist.txt loading error: " + e.getMessage());
} finally {
if (is != null) {
try {
is.close();
} catch (Exception e) {
// empty on purpose
}
}
}
}
public static int[] nameToUnicode(String name) {
return names2unicode.get(name);
}
public static String unicodeToName(int num) {
return unicode2names.get(num);
}
}