/*
* $Id: RtfTOCEntry.java 2998 2007-11-20 23:05:13Z hallm $
* $Name$
*
* Copyright 2004 by Mark Hall
* Uses code Copyright 2002
* Steffen.Stundzig (Steffen.Stundzig@smb-tec.com)
*
* 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/
*/
package com.lowagie.text.rtf.field;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import com.lowagie.text.Font;
/**
* The RtfTOCEntry is used together with the RtfTableOfContents to generate a table of
* contents. Add the RtfTOCEntry in those locations in the document where table of
* contents entries should link to
*
* @version $Id: RtfTOCEntry.java 2998 2007-11-20 23:05:13Z hallm $
* @author Mark Hall (mhall@edu.uni-klu.ac.at)
* @author Steffen.Stundzig (Steffen.Stundzig@smb-tec.com)
* @author Thomas Bickel (tmb99@inode.at)
*/
public class RtfTOCEntry extends RtfField {
/**
* Constant for the beginning of hidden text
*/
private static final byte[] TEXT_HIDDEN_ON = "\\v".getBytes();
/**
* Constant for the end of hidden text
*/
private static final byte[] TEXT_HIDDEN_OFF = "\\v0".getBytes();
/**
* Constant for a TOC entry with page numbers
*/
private static final byte[] TOC_ENTRY_PAGE_NUMBER = "\\tc".getBytes();
/**
* Constant for a TOC entry without page numbers
*/
private static final byte[] TOC_ENTRY_NO_PAGE_NUMBER = "\\tcn".getBytes();
/**
* The entry text of this RtfTOCEntry
*/
private String entry = "";
/**
* Whether to show page numbers in the table of contents
*/
private boolean showPageNumber = true;
/**
* Constructs a RtfTOCEntry with a certain entry text.
*
* @param entry The entry text to display
*/
public RtfTOCEntry(String entry) {
super(null, new Font());
if(entry != null) {
this.entry = entry;
}
}
/**
* Writes the content of the RtfTOCEntry
*
* @return A byte array with the contents of the RtfTOCEntry
* @deprecated As of iText 2.0.6 or earlier, replaced by
* {@link #writeContent(OutputStream)}, scheduled for removal at or after 2.1.0
*/
public byte[] write() {
ByteArrayOutputStream result = new ByteArrayOutputStream();
try {
writeContent(result);
} catch(IOException ioe) {
ioe.printStackTrace();
}
return result.toByteArray();
}
/**
* Writes the content of the <code>RtfTOCEntry</code>.
*
* @param result The <code>OutputStream</code> to write to.
* @throws IOException on i/o errors.
*/
public void writeContent(final OutputStream result) throws IOException
{
result.write(TEXT_HIDDEN_ON);
result.write(OPEN_GROUP);
if(this.showPageNumber) {
result.write(TOC_ENTRY_PAGE_NUMBER);
} else {
result.write(TOC_ENTRY_NO_PAGE_NUMBER);
}
result.write(DELIMITER);
//.result.write(this.document.filterSpecialChar(this.entry, true, false).getBytes());
this.document.filterSpecialChar(result, this.entry, true, false);
result.write(CLOSE_GROUP);
result.write(TEXT_HIDDEN_OFF);
}
/**
* Sets whether to display a page number in the table of contents, or not
*
* @param showPageNumber Whether to display a page number or not
*/
public void setShowPageNumber(boolean showPageNumber) {
this.showPageNumber = showPageNumber;
}
/**
* UNUSED
* @return null
* @throws IOException never thrown
* @deprecated As of iText 2.0.6 or earlier, replaced by
* {@link #writeFieldInstContent(OutputStream)}, scheduled for removal at or after 2.1.0
*/
protected byte[] writeFieldInstContent() throws IOException
{
return null;
}
/**
* unused
*/
protected void writeFieldInstContent(OutputStream out) throws IOException
{
}
/**
* UNUSED
* @return null
* @throws IOException never thrown
* @deprecated As of iText 2.0.6 or earlier, replaced by
* {@link #writeFieldResultContent(OutputStream)}, scheduled for removal at or after 2.1.0
*/
protected byte[] writeFieldResultContent() throws IOException {
return null;
}
/**
* unused
*/
protected void writeFieldResultContent(OutputStream out) throws IOException
{
}
}