using System;
using System.IO;
using System.Collections;
using System.Text;
using iTextSharp.text;
using iTextSharp.text.rtf.document;
using iTextSharp.text.rtf.field;
using FD = iTextSharp.text.rtf.field;
using iTextSharp.text.rtf;
/*
* $Id: RtfSection.cs,v 1.5 2007/05/26 20:44:51 psoares33 Exp $
* $Name: $
*
* 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.text {
/**
* The RtfSection wraps a Section element.
* INTERNAL CLASS
*
* @version $Version:$
* @author Mark Hall (mhall@edu.uni-klu.ac.at)
*/
public class RtfSection : RtfElement {
/**
* The title paragraph of this RtfSection
*/
protected RtfParagraph title = null;
/**
* The sub-items of this RtfSection
*/
protected ArrayList items = null;
/**
* Constructs a RtfSection for a given Section. If the autogenerateTOCEntries
* property of the RtfDocument is set and the title is not empty then a TOC entry
* is generated for the title.
*
* @param doc The RtfDocument this RtfSection belongs to
* @param section The Section this RtfSection is based on
*/
public RtfSection(RtfDocument doc, Section section) : base(doc) {
items = new ArrayList();
try {
if (section.Title != null) {
this.title = (RtfParagraph) doc.GetMapper().MapElement(section.Title);
}
if (document.GetAutogenerateTOCEntries()) {
StringBuilder titleText = new StringBuilder();
foreach (IElement element in section.Title) {
if (element.Type == Element.CHUNK) {
titleText.Append(((Chunk) element).Content);
}
}
if (titleText.ToString().Trim().Length > 0) {
FD.RtfTOCEntry tocEntry = new FD.RtfTOCEntry(titleText.ToString());
tocEntry.SetRtfDocument(this.document);
this.items.Add(tocEntry);
}
}
foreach (IElement element in section) {
IRtfBasicElement rtfElement = doc.GetMapper().MapElement(element);
if (rtfElement != null) {
items.Add(rtfElement);
}
}
UpdateIndentation(section.IndentationLeft, section.IndentationRight, section.Indentation);
} catch (DocumentException) {
}
}
/**
* Write this RtfSection and its contents
*
* @return A byte array with the RtfSection and its contents
*/
public override byte[] Write() {
MemoryStream result = new MemoryStream();
try {
WriteContent(result);
} catch(IOException) {
}
return result.ToArray();
}
/**
* Write this RtfSection and its contents
*/
public override void WriteContent(Stream result) {
result.Write(RtfParagraph.PARAGRAPH, 0, RtfParagraph.PARAGRAPH.Length);
if (this.title != null) {
this.title.WriteContent(result);
}
foreach (IRtfBasicElement rbe in items) {
rbe.WriteContent(result);
}
}
/**
* Sets whether this RtfSection is in a table. Sets the correct inTable setting for all
* child elements.
*
* @param inTable <code>True</code> if this RtfSection is in a table, <code>false</code> otherwise
*/
public override void SetInTable(bool inTable) {
base.SetInTable(inTable);
for (int i = 0; i < this.items.Count; i++) {
((IRtfBasicElement) this.items[i]).SetInTable(inTable);
}
}
/**
* Sets whether this RtfSection is in a header. Sets the correct inTable setting for all
* child elements.
*
* @param inHeader <code>True</code> if this RtfSection is in a header, <code>false</code> otherwise
*/
public override void SetInHeader(bool inHeader) {
base.SetInHeader(inHeader);
for (int i = 0; i < this.items.Count; i++) {
((IRtfBasicElement) this.items[i]).SetInHeader(inHeader);
}
}
/**
* Updates the left, right and content indentation of all RtfParagraph and RtfSection
* elements that this RtfSection contains.
*
* @param indentLeft The left indentation to add.
* @param indentRight The right indentation to add.
* @param indentContent The content indentation to add.
*/
private void UpdateIndentation(float indentLeft, float indentRight, float indentContent) {
if(this.title != null) {
this.title.SetIndentLeft((int) (this.title.GetIndentLeft() + indentLeft * RtfElement.TWIPS_FACTOR));
this.title.SetIndentRight((int) (this.title.GetIndentRight() + indentRight * RtfElement.TWIPS_FACTOR));
}
for(int i = 0; i < this.items.Count; i++) {
IRtfBasicElement rtfElement = (IRtfBasicElement) this.items[i];
if(rtfElement is RtfSection) {
((RtfSection) rtfElement).UpdateIndentation(indentLeft + indentContent, indentRight, 0);
} else if(rtfElement is RtfParagraph) {
((RtfParagraph) rtfElement).SetIndentLeft((int) (((RtfParagraph) rtfElement).GetIndentLeft() + (indentLeft + indentContent) * RtfElement.TWIPS_FACTOR));
((RtfParagraph) rtfElement).SetIndentRight((int) (((RtfParagraph) rtfElement).GetIndentRight() + indentRight * RtfElement.TWIPS_FACTOR));
}
}
}
}
}
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