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/*
* $Id: RtfImportMgr.java 3456 2008-05-26 15:26:57Z howard_s $
*
* Copyright 2007 by Howard Shank ([email protected])
*
* 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) 1999-2006 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000-2006 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.parser;
import java.awt.Color;
import java.util.HashMap;
import com.lowagie.text.Document;
import com.lowagie.text.List;
import com.lowagie.text.rtf.document.RtfDocument;
import com.lowagie.text.rtf.list.RtfList;
import com.lowagie.text.rtf.style.RtfColor;
import com.lowagie.text.rtf.style.RtfFont;
/**
* The RtfImportHeader stores the document header information from
* an RTF document that is being imported. Currently font and
* color settings are stored. The RtfImportHeader maintains a mapping
* from font and color numbers from the imported RTF document to
* the RTF document that is the target of the import. This guarantees
* that the merged document has the correct font and color settings.
* It also handles other list based items that need mapping, for example
* stylesheets and lists.
*
* @author Mark Hall ([email protected])
* @author Howard Shank ([email protected])
* @since 2.1.0
*/
public class RtfImportMgr {
//TODO: Add list, stylesheet, info, etc. mappings
/**
* The HashMap storing the font number mappings.
*/
private HashMap importFontMapping = null;
/**
* The HashMap storing the color number mappings.
*/
private HashMap importColorMapping = null;
/**
* The HashMap storing the Stylesheet List number mappings.
*/
private HashMap importStylesheetListMapping = null;
/**
* The HashMap storing the List number mappings.
*/
private HashMap importListMapping = null;
/**
* The RtfDocument to get font and color numbers from.
*/
private RtfDocument rtfDoc = null;
/**
* The Document.
* Used for conversions, but not imports.
*/
private Document doc = null;
/**
* Constructs a new RtfImportHeader.
*
* @param rtfDoc The RtfDocument to get font and color numbers from.
*/
public RtfImportMgr(RtfDocument rtfDoc, Document doc) {
this.rtfDoc = rtfDoc;
this.doc = doc;
this.importFontMapping = new HashMap();
this.importColorMapping = new HashMap();
this.importStylesheetListMapping = new HashMap();
this.importListMapping = new HashMap();
}
/**
* Imports a font. The font name is looked up in the RtfDocumentHeader and
* then the mapping from original font number to actual font number is added.
*
* @param fontNr The original font number.
* @param fontName The font name to look up.
*/
public boolean importFont(String fontNr, String fontName) {
RtfFont rtfFont = new RtfFont(fontName);
rtfFont.setRtfDocument(this.rtfDoc);
this.importFontMapping.put(fontNr, Integer.toString(this.rtfDoc.getDocumentHeader().getFontNumber(rtfFont)));
return true;
}
/**
* Imports a font. The font name is looked up in the RtfDocumentHeader and
* then the mapping from original font number to actual font number is added.
*
* @param fontNr The original font number.
* @param fontName The font name to look up.
* @param charset The character set to use for the font.
*/
public boolean importFont(String fontNr, String fontName, int charset) {
RtfFont rtfFont = new RtfFont(fontName);
if(charset>= 0)
rtfFont.setCharset(charset);
rtfFont.setRtfDocument(this.rtfDoc);
this.importFontMapping.put(fontNr, Integer.toString(this.rtfDoc.getDocumentHeader().getFontNumber(rtfFont)));
return true;
}
/**
* Imports a font. The font name is looked up in the RtfDocumentHeader and
* then the mapping from original font number to actual font number is added.
*
* @param fontNr The original font number.
* @param fontName The font name to look up.
* @param charset The character set to use for the font.
*/
public boolean importFont(String fontNr, String fontName, String fontFamily, int charset) {
RtfFont rtfFont = new RtfFont(fontName);
if(charset>= 0)
rtfFont.setCharset(charset);
if(fontFamily != null && fontFamily.length() > 0)
rtfFont.setFamily(fontFamily);
rtfFont.setRtfDocument(this.rtfDoc);
this.importFontMapping.put(fontNr, Integer.toString(this.rtfDoc.getDocumentHeader().getFontNumber(rtfFont)));
return true;
}
/**
* Performs the mapping from the original font number to the actual
* font number in the resulting RTF document. If the font number was not
* seen during import (thus no mapping) then 0 is returned, guaranteeing
* that the font number is always valid.
*
* @param fontNr The font number to map.
* @return The mapped font number.
*/
public String mapFontNr(String fontNr) {
if(this.importFontMapping.containsKey(fontNr)) {
return (String) this.importFontMapping.get(fontNr);
} else {
return "0";
}
}
/**
* Imports a color value. The color number for the color defined
* by its red, green and blue values is determined and then the
* resulting mapping is added.
*
* @param colorNr The original color number.
* @param color The color to import.
*/
public void importColor(String colorNr, Color color) {
RtfColor rtfColor = new RtfColor(this.rtfDoc, color);
this.importColorMapping.put(colorNr, Integer.toString(rtfColor.getColorNumber()));
}
/**
* Performs the mapping from the original font number to the actual font
* number used in the RTF document. If the color number was not
* seen during import (thus no mapping) then 0 is returned, guaranteeing
* that the color number is always valid.
*
* @param colorNr The color number to map.
* @return The mapped color number
*/
public String mapColorNr(String colorNr) {
if(this.importColorMapping.containsKey(colorNr)) {
return (String) this.importColorMapping.get(colorNr);
} else {
return "0";
}
}
/**
* Imports a List value. The List number for the List defined
* is determined and then the resulting mapping is added.
*/
public void importList(String origListNr, String newListNr) {
this.importListMapping.put(origListNr, newListNr);
}
/**
* Performs the mapping from the original list number to the actual
* list number in the resulting RTF document. If the list number was not
* seen during import (thus no mapping) then null is returned. There is no
* guarantee of a valid list number.
*/
public String mapListNr(String listNr) {
if(this.importListMapping.containsKey(listNr)) {
return (String) this.importListMapping.get(listNr);
} else {
return null;
}
}
/**
* Imports a stylesheet list value. The stylesheet number for the stylesheet defined
* is determined and then the resulting mapping is added.
*/
public boolean importStylesheetList(String listNr, List listIn) {
RtfList rtfList = new RtfList(this.rtfDoc, listIn);
rtfList.setRtfDocument(this.rtfDoc);
// TODO HGS - Finish implementation of import
//this.importStylesheetListMapping.put(listNr, Integer.toString(this.rtfDoc.getDocumentHeader().getRtfParagraphStyle(styleName)(rtfList)));
return true;
}
/**
* Performs the mapping from the original stylesheet number to the actual
* stylesheet number in the resulting RTF document. If the stylesheet number was not
* seen during import (thus no mapping) then 0 is returned, guaranteeing
* that the stylesheet number is always valid.
*/
public String mapStylesheetListNr(String listNr) {
if(this.importStylesheetListMapping.containsKey(listNr)) {
return (String) this.importStylesheetListMapping.get(listNr);
} else {
return "0";
}
}
}
