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iText, a free Java-PDF library
/*
* $Id:RtfMapper.java 3126 2008-02-07 20:30:46Z hallm $
*
* 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/
*/
package com.lowagie.text.rtf;
import java.util.ArrayList;
import com.lowagie.text.Anchor;
import com.lowagie.text.Annotation;
import com.lowagie.text.Chapter;
import com.lowagie.text.Chunk;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.Image;
import com.lowagie.text.List;
import com.lowagie.text.ListItem;
import com.lowagie.text.Meta;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Phrase;
import com.lowagie.text.Section;
import com.lowagie.text.SimpleTable;
import com.lowagie.text.Table;
import com.lowagie.text.pdf.PdfPTable;
import com.lowagie.text.rtf.document.RtfDocument;
import com.lowagie.text.rtf.document.RtfInfoElement;
import com.lowagie.text.rtf.field.RtfAnchor;
import com.lowagie.text.rtf.graphic.RtfImage;
import com.lowagie.text.rtf.list.RtfList;
import com.lowagie.text.rtf.list.RtfListItem;
import com.lowagie.text.rtf.table.RtfTable;
import com.lowagie.text.rtf.text.RtfAnnotation;
import com.lowagie.text.rtf.text.RtfChapter;
import com.lowagie.text.rtf.text.RtfChunk;
import com.lowagie.text.rtf.text.RtfNewPage;
import com.lowagie.text.rtf.text.RtfParagraph;
import com.lowagie.text.rtf.text.RtfPhrase;
import com.lowagie.text.rtf.text.RtfSection;
import com.lowagie.text.rtf.text.RtfTab;
/**
* The RtfMapper provides mappings between com.lowagie.text.* classes
* and the corresponding com.lowagie.text.rtf.** classes.
*
* @version $Revision: 3868 $
* @author Mark Hall ([email protected])
*/
public class RtfMapper {
/**
* The RtfDocument this RtfMapper belongs to
*/
RtfDocument rtfDoc;
/**
* Constructs a RtfMapper for a RtfDocument
*
* @param doc The RtfDocument this RtfMapper belongs to
*/
public RtfMapper(RtfDocument doc) {
this.rtfDoc = doc;
}
/**
* Takes an Element subclass and returns an array of RtfBasicElement
* subclasses, that contained the mapped RTF equivalent to the Element
* passed in.
*
* @param element The Element to wrap
* @return An array of RtfBasicElement wrapping the Element
* @throws DocumentException
*/
public RtfBasicElement[] mapElement(Element element) throws DocumentException {
ArrayList rtfElements = new ArrayList();
if(element instanceof RtfBasicElement) {
RtfBasicElement rtfElement = (RtfBasicElement) element;
rtfElement.setRtfDocument(this.rtfDoc);
return new RtfBasicElement[]{rtfElement};
}
switch(element.type()) {
case Element.CHUNK:
Chunk chunk = (Chunk) element;
if(chunk.hasAttributes()) {
if(chunk.getAttributes().containsKey(Chunk.IMAGE)) {
rtfElements.add(new RtfImage(rtfDoc, chunk.getImage()));
} else if(chunk.getAttributes().containsKey(Chunk.NEWPAGE)) {
rtfElements.add(new RtfNewPage(rtfDoc));
} else if(chunk.getAttributes().containsKey(Chunk.TAB)) {
Float tabPos = (Float) ((Object[]) chunk.getAttributes().get(Chunk.TAB))[1];
RtfTab tab = new RtfTab(tabPos.floatValue(), RtfTab.TAB_LEFT_ALIGN);
tab.setRtfDocument(rtfDoc);
rtfElements.add(tab);
rtfElements.add(new RtfChunk(rtfDoc, new Chunk("\t")));
} else {
rtfElements.add(new RtfChunk(rtfDoc, (Chunk) element));
}
} else {
rtfElements.add(new RtfChunk(rtfDoc, (Chunk) element));
}
break;
case Element.PHRASE:
rtfElements.add(new RtfPhrase(rtfDoc, (Phrase) element));
break;
case Element.PARAGRAPH:
rtfElements.add(new RtfParagraph(rtfDoc, (Paragraph) element));
break;
case Element.ANCHOR:
rtfElements.add(new RtfAnchor(rtfDoc, (Anchor) element));
break;
case Element.ANNOTATION:
rtfElements.add(new RtfAnnotation(rtfDoc, (Annotation) element));
break;
case Element.IMGRAW:
case Element.IMGTEMPLATE:
case Element.JPEG:
rtfElements.add(new RtfImage(rtfDoc, (Image) element));
break;
case Element.AUTHOR:
case Element.SUBJECT:
case Element.KEYWORDS:
case Element.TITLE:
case Element.PRODUCER:
case Element.CREATIONDATE:
rtfElements.add(new RtfInfoElement(rtfDoc, (Meta) element));
break;
case Element.LIST:
rtfElements.add(new RtfList(rtfDoc, (List) element)); // TODO: Testing
break;
case Element.LISTITEM:
rtfElements.add(new RtfListItem(rtfDoc, (ListItem) element)); // TODO: Testing
break;
case Element.SECTION:
rtfElements.add(new RtfSection(rtfDoc, (Section) element));
break;
case Element.CHAPTER:
rtfElements.add(new RtfChapter(rtfDoc, (Chapter) element));
break;
case Element.TABLE:
try {
rtfElements.add(new RtfTable(rtfDoc, (Table) element));
}
catch(ClassCastException e) {
rtfElements.add(new RtfTable(rtfDoc, ((SimpleTable) element).createTable()));
}
break;
case Element.PTABLE:
try {
rtfElements.add(new RtfTable(rtfDoc, (PdfPTable) element));
}
catch(ClassCastException e) {
rtfElements.add(new RtfTable(rtfDoc, ((SimpleTable) element).createTable()));
}
break;
}
return (RtfBasicElement[]) rtfElements.toArray(new RtfBasicElement[rtfElements.size()]);
}
}