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/*
* $Id: RtfSection.java 3373 2008-05-12 16:21:24Z xlv $
*
* 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/
*/
package com.lowagie.text.rtf.text;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Iterator;
import com.lowagie.text.Chunk;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.Section;
import com.lowagie.text.rtf.RtfBasicElement;
import com.lowagie.text.rtf.RtfElement;
import com.lowagie.text.rtf.document.RtfDocument;
import com.lowagie.text.rtf.field.RtfTOCEntry;
/**
* The RtfSection wraps a Section element.
* INTERNAL CLASS
*
* @version $Id: RtfSection.java 3373 2008-05-12 16:21:24Z xlv $
* @author Mark Hall ([email protected])
* @author Thomas Bickel ([email protected])
*/
public class RtfSection extends 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) {
super(doc);
items = new ArrayList();
try {
if(section.getTitle() != null) {
this.title = (RtfParagraph) doc.getMapper().mapElement(section.getTitle())[0];
}
if(document.getAutogenerateTOCEntries()) {
StringBuffer titleText = new StringBuffer();
Iterator it = section.getTitle().iterator();
while(it.hasNext()) {
Element element = (Element) it.next();
if(element.type() == Element.CHUNK) {
titleText.append(((Chunk) element).getContent());
}
}
if(titleText.toString().trim().length() > 0) {
RtfTOCEntry tocEntry = new RtfTOCEntry(titleText.toString());
tocEntry.setRtfDocument(this.document);
this.items.add(tocEntry);
}
}
Iterator iterator = section.iterator();
while(iterator.hasNext()) {
Element element = (Element) iterator.next();
RtfBasicElement[] rtfElements = doc.getMapper().mapElement(element);
for(int i = 0; i < rtfElements.length; i++) {
if(rtfElements[i] != null) {
items.add(rtfElements[i]);
}
}
}
updateIndentation(section.getIndentationLeft(), section.getIndentationRight(), section.getIndentation());
} catch(DocumentException de) {
de.printStackTrace();
}
}
/**
* Write this RtfSection and its contents
*/
public void writeContent(final OutputStream result) throws IOException
{
result.write(RtfParagraph.PARAGRAPH);
if(this.title != null) {
this.title.writeContent(result);
}
for(int i = 0; i < items.size(); i++) {
RtfBasicElement rbe = (RtfBasicElement) items.get(i);
rbe.writeContent(result);
}
}
/**
* Sets whether this RtfSection is in a table. Sets the correct inTable setting for all
* child elements.
*
* @param inTable True if this RtfSection is in a table, false otherwise
*/
public void setInTable(boolean inTable) {
super.setInTable(inTable);
for(int i = 0; i < this.items.size(); i++) {
((RtfBasicElement) this.items.get(i)).setInTable(inTable);
}
}
/**
* Sets whether this RtfSection is in a header. Sets the correct inTable setting for all
* child elements.
*
* @param inHeader True if this RtfSection is in a header, false otherwise
*/
public void setInHeader(boolean inHeader) {
super.setInHeader(inHeader);
for(int i = 0; i < this.items.size(); i++) {
((RtfBasicElement) this.items.get(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.size(); i++) {
RtfBasicElement rtfElement = (RtfBasicElement) this.items.get(i);
if(rtfElement instanceof RtfSection) {
((RtfSection) rtfElement).updateIndentation(indentLeft + indentContent, indentRight, 0);
} else if(rtfElement instanceof RtfParagraph) {
((RtfParagraph) rtfElement).setIndentLeft((int) (((RtfParagraph) rtfElement).getIndentLeft() + (indentLeft + indentContent) * RtfElement.TWIPS_FACTOR));
((RtfParagraph) rtfElement).setIndentRight((int) (((RtfParagraph) rtfElement).getIndentRight() + indentRight * RtfElement.TWIPS_FACTOR));
}
}
}
}
