Initial Commit

iTechSharp/iTextSharp/text/rtf/document/RtfInfoGroup.cs

@@ -0,0 +1,125 @@
+using System;
+using System.IO;
+using System.Collections;
+using iTextSharp.text;
+using iTextSharp.text.rtf;
+/*
+ * $Id: RtfInfoGroup.cs,v 1.6 2008/05/16 19:30:51 psoares33 Exp $
+ * 
+ *
+ * Copyright 2003, 2004 by Mark Hall
+ *
+ * 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.rtf.document {
+
+    /**
+    * The RtfInfoGroup stores information group elements. 
+    * 
+    * @version $Id: RtfInfoGroup.cs,v 1.6 2008/05/16 19:30:51 psoares33 Exp $
+    * @author Mark Hall (Mark.Hall@mail.room3b.eu)
+    * @author Thomas Bickel (tmb99@inode.at)
+    */
+    public class RtfInfoGroup : RtfElement {
+        /**
+        * Information group starting tag
+        */
+        private static byte[] INFO_GROUP = DocWriter.GetISOBytes("\\info");
+        
+        /**
+        * Constant for the password element
+        * @since 2.1.1
+        * @author Howard Shank (hgshank@yahoo.com)
+        */
+        private static byte[] INFO_PASSWORD = DocWriter.GetISOBytes("\\*\\password");
+
+        /**
+        * The RtfInfoElements that belong to this RtfInfoGroup
+        */
+        ArrayList infoElements = null;
+        
+        /**
+        * Constructs a RtfInfoGroup belonging to a RtfDocument
+        * 
+        * @param doc The RtfDocument this RtfInfoGroup belongs to
+        */
+        public RtfInfoGroup(RtfDocument doc) : base(doc) {
+            infoElements = new ArrayList();
+        }
+        
+        /**
+        * Adds an RtfInfoElement to the RtfInfoGroup
+        * 
+        * @param infoElement The RtfInfoElement to add
+        */
+        public void Add(RtfInfoElement infoElement) {
+            this.infoElements.Add(infoElement);
+        }
+        
+        /**
+        * Writes the RTF information group and its elements.
+        */    
+        public override void WriteContent(Stream result) {
+            result.Write(OPEN_GROUP, 0, OPEN_GROUP.Length);
+            result.Write(INFO_GROUP, 0, INFO_GROUP.Length);
+            for (int i = 0; i < infoElements.Count; i++) {
+                RtfInfoElement infoElement = (RtfInfoElement) infoElements[i];
+                infoElement.WriteContent(result);
+            }
+            
+            // handle document protection
+            if (document.GetDocumentSettings().IsDocumentProtected()) {
+                byte[] t;
+                result.Write(OPEN_GROUP, 0, OPEN_GROUP.Length);
+                result.Write(INFO_PASSWORD, 0, INFO_PASSWORD.Length);
+                result.Write(DELIMITER, 0, DELIMITER.Length);
+                result.Write(t = document.GetDocumentSettings().GetProtectionHashBytes(), 0, t.Length);
+                result.Write(CLOSE_GROUP, 0, CLOSE_GROUP.Length);
+            }
+            result.Write(CLOSE_GROUP, 0, CLOSE_GROUP.Length);
+            result.WriteByte((byte)'\n');
+        }
+    }
+}