Initial Commit

2023-06-21 12:46:23 -04:00
commit c70248a520
1352 changed files with 336780 additions and 0 deletions
--- a/iTechSharp/iTextSharp/text/pdf/EnumerateTTC.cs
+++ b/iTechSharp/iTextSharp/text/pdf/EnumerateTTC.cs
@@ -0,0 +1,123 @@
+using System;
+using System.IO;
+using System.Collections;
+
+using iTextSharp.text;
+
+/*
+ * $Id: EnumerateTTC.cs,v 1.3 2008/05/13 11:25:17 psoares33 Exp $
+ * 
+ *
+ * Copyright 2001, 2002 by 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:
+ * http://www.lowagie.com/iText/
+ */
+
+namespace iTextSharp.text.pdf {
+
+    /** Enumerates all the fonts inside a True Type Collection.
+     *
+     * @author  Paulo Soares (psoares@consiste.pt)
+     */
+    internal class EnumerateTTC : TrueTypeFont {
+
+        protected String[] names;
+
+        internal EnumerateTTC(String ttcFile) {
+            fileName = ttcFile;
+            rf = new RandomAccessFileOrArray(ttcFile);
+            FindNames();
+        }
+
+        internal EnumerateTTC(byte[] ttcArray) {
+            fileName = "Byte array TTC";
+            rf = new RandomAccessFileOrArray(ttcArray);
+            FindNames();
+        }
+    
+        internal void FindNames() {
+            tables = new Hashtable();
+        
+            try {
+                String mainTag = ReadStandardString(4);
+                if (!mainTag.Equals("ttcf"))
+                    throw new DocumentException(fileName + " is not a valid TTC file.");
+                rf.SkipBytes(4);
+                int dirCount = rf.ReadInt();
+                names = new String[dirCount];
+                int dirPos = rf.FilePointer;
+                for (int dirIdx = 0; dirIdx < dirCount; ++dirIdx) {
+                    tables.Clear();
+                    rf.Seek(dirPos);
+                    rf.SkipBytes(dirIdx * 4);
+                    directoryOffset = rf.ReadInt();
+                    rf.Seek(directoryOffset);
+                    if (rf.ReadInt() != 0x00010000)
+                        throw new DocumentException(fileName + " is not a valid TTF file.");
+                    int num_tables = rf.ReadUnsignedShort();
+                    rf.SkipBytes(6);
+                    for (int k = 0; k < num_tables; ++k) {
+                        String tag = ReadStandardString(4);
+                        rf.SkipBytes(4);
+                        int[] table_location = new int[2];
+                            table_location[0] = rf.ReadInt();
+                        table_location[1] = rf.ReadInt();
+                        tables[tag] = table_location;
+                    }
+                    names[dirIdx] = this.BaseFont;
+                }
+            }
+            finally {
+                if (rf != null)
+                    rf.Close();
+            }
+        }
+    
+        internal String[] Names {
+            get {
+                return names;
+            }
+        }
+    }
+}