using System; using System.IO; using System.Collections; using iTextSharp.text; using iTextSharp.text.rtf; using iTextSharp.text.rtf.document; /* * $Id: RtfListTable.cs,v 1.6 2008/05/16 19:31:04 psoares33 Exp $ * * * Copyright 2001, 2002, 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.list { /** * The RtfListTable manages all RtfLists in one RtfDocument. It also generates * the list and list override tables in the document header. * * @version $Version:$ * @author Mark Hall (Mark.Hall@mail.room3b.eu) */ public class RtfListTable : RtfElement, IRtfExtendedElement { /** * Constant for the list number */ protected internal static byte[] LIST_NUMBER = DocWriter.GetISOBytes("\\ls"); /** * Constant for the list table */ private static byte[] LIST_TABLE = DocWriter.GetISOBytes("\\*\\listtable"); /** * Constant for the list */ private static byte[] LIST = DocWriter.GetISOBytes("\\list"); /** * Constant for the list template id */ private static byte[] LIST_TEMPLATE_ID = DocWriter.GetISOBytes("\\listtemplateid"); /** * Constant for the hybrid list */ private static byte[] LIST_HYBRID = DocWriter.GetISOBytes("\\listhybrid"); /** * Constant for the list id */ private static byte[] LIST_ID = DocWriter.GetISOBytes("\\listid"); /** * Constant for the list override table */ private static byte[] LIST_OVERRIDE_TABLE = DocWriter.GetISOBytes("\\*\\listoverridetable"); /** * Constant for the list override */ private static byte[] LIST_OVERRIDE = DocWriter.GetISOBytes("\\listoverride"); /** * Constant for the list override count */ private static byte[] LIST_OVERRIDE_COUNT = DocWriter.GetISOBytes("\\listoverridecount"); /** * The RtfLists managed by this RtfListTable */ private ArrayList lists; /** * Constructs a RtfListTable for a RtfDocument * * @param doc The RtfDocument this RtfListTable belongs to */ public RtfListTable(RtfDocument doc) : base(doc) { this.lists = new ArrayList(); } /** * unused */ public override void WriteContent(Stream outp) { } /** * Writes the list and list override tables. */ public virtual void WriteDefinition(Stream result) { byte[] t; int[] listIds = new int[lists.Count]; result.Write(OPEN_GROUP, 0, OPEN_GROUP.Length); result.Write(LIST_TABLE, 0, LIST_TABLE.Length); result.WriteByte((byte)'\n'); for (int i = 0; i < lists.Count; i++) { result.Write(OPEN_GROUP, 0, OPEN_GROUP.Length); result.Write(LIST, 0, LIST.Length); result.Write(LIST_TEMPLATE_ID, 0, LIST_TEMPLATE_ID.Length); result.Write(t = IntToByteArray(document.GetRandomInt()), 0, t.Length); result.Write(LIST_HYBRID, 0, LIST_HYBRID.Length); result.WriteByte((byte)'\n'); RtfList rList = (RtfList)lists[i]; rList.WriteDefinition(result); result.Write(LIST_ID, 0, LIST_ID.Length); listIds[i] = document.GetRandomInt(); result.Write(t = IntToByteArray(listIds[i]), 0, t.Length); result.Write(CLOSE_GROUP, 0, CLOSE_GROUP.Length); result.WriteByte((byte)'\n'); } result.Write(CLOSE_GROUP, 0, CLOSE_GROUP.Length); result.WriteByte((byte)'\n'); result.Write(OPEN_GROUP, 0, OPEN_GROUP.Length); result.Write(LIST_OVERRIDE_TABLE, 0, LIST_OVERRIDE_TABLE.Length); result.WriteByte((byte)'\n'); for (int i = 0; i < lists.Count; i++) { result.Write(OPEN_GROUP, 0, OPEN_GROUP.Length); result.Write(LIST_OVERRIDE, 0, LIST_OVERRIDE.Length); result.Write(LIST_ID, 0, LIST_ID.Length); result.Write(t = IntToByteArray(listIds[i]), 0, t.Length); result.Write(LIST_OVERRIDE_COUNT, 0, LIST_OVERRIDE_COUNT.Length); result.Write(t = IntToByteArray(0), 0, t.Length); result.Write(LIST_NUMBER, 0, LIST_NUMBER.Length); result.Write(t = IntToByteArray(((RtfList) lists[i]).GetListNumber()), 0, t.Length); result.Write(CLOSE_GROUP, 0, CLOSE_GROUP.Length); result.WriteByte((byte)'\n'); } result.Write(CLOSE_GROUP, 0, CLOSE_GROUP.Length); result.WriteByte((byte)'\n'); } /** * Gets the id of the specified RtfList. If the RtfList is not yet in the * list of RtfLists, then it is added. * * @param list The RtfList for which to get the id. * @return The id of the RtfList. */ public int GetListNumber(RtfList list) { if (lists.Contains(list)) { return lists.IndexOf(list); } else { lists.Add(list); return lists.Count; } } /** * Remove a RtfList from the list of RtfLists * * @param list The RtfList to remove. */ public void FreeListNumber(RtfList list) { int i = lists.IndexOf(list); if (i >= 0) { lists.RemoveAt(i); } } } }