001: /*
002: * $Id: EnumerateTTC.java 2366 2006-09-14 23:10:58Z xlv $
003: * $Name$
004: *
005: * Copyright 2001, 2002 by Paulo Soares.
006: *
007: * The contents of this file are subject to the Mozilla Public License Version 1.1
008: * (the "License"); you may not use this file except in compliance with the License.
009: * You may obtain a copy of the License at http://www.mozilla.org/MPL/
010: *
011: * Software distributed under the License is distributed on an "AS IS" basis,
012: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
013: * for the specific language governing rights and limitations under the License.
014: *
015: * The Original Code is 'iText, a free JAVA-PDF library'.
016: *
017: * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
018: * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
019: * All Rights Reserved.
020: * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
021: * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
022: *
023: * Contributor(s): all the names of the contributors are added in the source code
024: * where applicable.
025: *
026: * Alternatively, the contents of this file may be used under the terms of the
027: * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
028: * provisions of LGPL are applicable instead of those above. If you wish to
029: * allow use of your version of this file only under the terms of the LGPL
030: * License and not to allow others to use your version of this file under
031: * the MPL, indicate your decision by deleting the provisions above and
032: * replace them with the notice and other provisions required by the LGPL.
033: * If you do not delete the provisions above, a recipient may use your version
034: * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
035: *
036: * This library is free software; you can redistribute it and/or modify it
037: * under the terms of the MPL as stated above or under the terms of the GNU
038: * Library General Public License as published by the Free Software Foundation;
039: * either version 2 of the License, or any later version.
040: *
041: * This library is distributed in the hope that it will be useful, but WITHOUT
042: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
043: * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
044: * details.
045: *
046: * If you didn't download this code from the following link, you should check if
047: * you aren't using an obsolete version:
048: * http://www.lowagie.com/iText/
049: */
050:
051: package com.lowagie.text.pdf;
052:
053: import java.io.IOException;
054: import java.util.HashMap;
055:
056: import com.lowagie.text.DocumentException;
057:
058: /** Enumerates all the fonts inside a True Type Collection.
059: *
060: * @author Paulo Soares (psoares@consiste.pt)
061: */
062: class EnumerateTTC extends TrueTypeFont {
063:
064: protected String[] names;
065:
066: EnumerateTTC(String ttcFile) throws DocumentException, IOException {
067: fileName = ttcFile;
068: rf = new RandomAccessFileOrArray(ttcFile);
069: findNames();
070: }
071:
072: EnumerateTTC(byte ttcArray[]) throws DocumentException, IOException {
073: fileName = "Byte array TTC";
074: rf = new RandomAccessFileOrArray(ttcArray);
075: findNames();
076: }
077:
078: void findNames() throws DocumentException, IOException {
079: tables = new HashMap();
080:
081: try {
082: String mainTag = readStandardString(4);
083: if (!mainTag.equals("ttcf"))
084: throw new DocumentException(fileName
085: + " is not a valid TTC file.");
086: rf.skipBytes(4);
087: int dirCount = rf.readInt();
088: names = new String[dirCount];
089: int dirPos = rf.getFilePointer();
090: for (int dirIdx = 0; dirIdx < dirCount; ++dirIdx) {
091: tables.clear();
092: rf.seek(dirPos);
093: rf.skipBytes(dirIdx * 4);
094: directoryOffset = rf.readInt();
095: rf.seek(directoryOffset);
096: if (rf.readInt() != 0x00010000)
097: throw new DocumentException(fileName
098: + " is not a valid TTF file.");
099: int num_tables = rf.readUnsignedShort();
100: rf.skipBytes(6);
101: for (int k = 0; k < num_tables; ++k) {
102: String tag = readStandardString(4);
103: rf.skipBytes(4);
104: int table_location[] = new int[2];
105: table_location[0] = rf.readInt();
106: table_location[1] = rf.readInt();
107: tables.put(tag, table_location);
108: }
109: names[dirIdx] = getBaseFont();
110: }
111: } finally {
112: if (rf != null)
113: rf.close();
114: }
115: }
116:
117: String[] getNames() {
118: return names;
119: }
120:
121: }
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