2023-06-21 12:46:23 -04:00

321 lines
12 KiB
C#

using System;
using System.IO;
using iTextSharp.text;
using iTextSharp.text.rtf;
using iTextSharp.text.rtf.document.output;
using iTextSharp.text.rtf.list;
using ST = iTextSharp.text.rtf.style;
using iTextSharp.text.rtf.style;
using HF = iTextSharp.text.rtf.headerfooter;
using iTextSharp.text.rtf.headerfooter;
//using iTextSharp.text.rtf;
/*
* $Id: RtfDocumentHeader.cs,v 1.11 2008/05/16 19:30:51 psoares33 Exp $
*
*
* 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/
*/
namespace iTextSharp.text.rtf.document {
/**
* The RtfDocumentHeader contains all classes required for the generation of
* the document header area.
*
* @version $Id: RtfDocumentHeader.cs,v 1.11 2008/05/16 19:30:51 psoares33 Exp $
* @author Mark Hall (Mark.Hall@mail.room3b.eu)
* @author Thomas Bickel (tmb99@inode.at)
*/
public class RtfDocumentHeader : RtfElement {
/**
* Constant for the title page
*/
private static byte[] TITLE_PAGE = DocWriter.GetISOBytes("\\titlepg");
/**
* Constant for facing pages
*/
private static byte[] FACING_PAGES = DocWriter.GetISOBytes("\\facingp");
/**
* The code page to use
*/
private RtfCodePage codePage = null;
/**
* Stores all the colors used in the document
*/
private RtfColorList colorList = null;
/**
* Stores all the fonts used in the document
*/
private RtfFontList fontList = null;
/**
* Manages List tables
*/
private RtfListTable listTable = null;
/**
* Stores all paragraph styles used in the document.
*/
private RtfStylesheetList stylesheetList = null;
/**
* Generator string in document
*/
private RtfGenerator generator = null;
/**
* The information group with author/subject/keywords/title/producer/creationdate data
*/
private RtfInfoGroup infoGroup = null;
/**
* The protection settings
* @since 2.1.1
* @author Howard Shank (hgshank@yahoo.com)
*/
private RtfProtectionSetting protectionSetting = null;
/**
* The page settings
*/
private RtfPageSetting pageSetting = null;
/**
* The current RtfHeaderFooterGroup for the header
*/
private HeaderFooter header = null;
/**
* The current RtfHeaderFooterGroup for the footer
*/
private HeaderFooter footer = null;
/**
* Constructs a RtfDocumentHeader for a RtfDocument
*
* @param doc The RtfDocument this RtfDocumentHeader belongs to
*/
protected internal RtfDocumentHeader(RtfDocument doc) : base(doc) {
}
/**
* Initialises the RtfDocumentHeader.
*/
protected internal void Init() {
this.codePage = new RtfCodePage(this.document);
this.colorList = new RtfColorList(this.document);
this.fontList = new RtfFontList(this.document);
this.listTable = new RtfListTable(this.document);
this.stylesheetList = new RtfStylesheetList(this.document);
this.infoGroup = new RtfInfoGroup(this.document);
this.protectionSetting = new RtfProtectionSetting(this.document);
this.pageSetting = new RtfPageSetting(this.document);
this.header = new RtfHeaderFooterGroup(this.document, HF.RtfHeaderFooter.TYPE_HEADER);
this.footer = new RtfHeaderFooterGroup(this.document, HF.RtfHeaderFooter.TYPE_FOOTER);
this.generator = new RtfGenerator(this.document);
}
/**
* Write the contents of the document header area.
*/
public override void WriteContent(Stream result) {
try {
// This is so that all colour, font and similar information is processed once, before
// the header section is written.
WriteSectionDefinition(new RtfNilOutputStream());
this.codePage.WriteDefinition(result);
this.fontList.WriteDefinition(result);
this.colorList.WriteDefinition(result);
this.stylesheetList.WriteDefinition(result);
this.listTable.WriteDefinition(result);
this.generator.WriteContent(result);
this.infoGroup.WriteContent(result);
this.protectionSetting.WriteDefinition(result);
this.pageSetting.WriteDefinition(result);
WriteSectionDefinition(result);
} catch (IOException) {
}
}
/**
* Writes the section definition data
* @param result
*/
public void WriteSectionDefinition(Stream result) {
try {
RtfHeaderFooterGroup header = ConvertHeaderFooter(this.header, HF.RtfHeaderFooter.TYPE_HEADER);
RtfHeaderFooterGroup footer = ConvertHeaderFooter(this.footer, HF.RtfHeaderFooter.TYPE_FOOTER);
if (header.HasTitlePage() || footer.HasTitlePage()) {
result.Write(TITLE_PAGE, 0, TITLE_PAGE.Length);
header.SetHasTitlePage();
footer.SetHasTitlePage();
}
if (header.HasFacingPages() || footer.HasFacingPages()) {
result.Write(FACING_PAGES, 0, FACING_PAGES.Length);
header.SetHasFacingPages();
footer.SetHasFacingPages();
}
footer.WriteContent(result);
header.WriteContent(result);
pageSetting.WriteSectionDefinition(result);
} catch (IOException) {
}
}
/**
* Gets the number of the specified RtfFont
*
* @param font The RtfFont for which to get the number
* @return The number of the font
*/
public int GetFontNumber(ST.RtfFont font) {
return this.fontList.GetFontNumber(font);
}
/**
* Gets the number of the specified RtfColor
*
* @param color The RtfColor for which to get the number
* @return The number of the color
*/
public int GetColorNumber(ST.RtfColor color) {
return this.colorList.GetColorNumber(color);
}
/**
* Gets the number of the specified RtfList
*
* @param list The RtfList for which to get the number
* @return The number of the list
*/
public int GetListNumber(RtfList list) {
return this.listTable.GetListNumber(list);
}
/**
* Gets the RtfParagraphStyle with the given style name.
*
* @param styleName The style name of the RtfParagraphStyle to get.
* @return The RtfParagraphStyle with the given style name or null.
*/
public RtfParagraphStyle GetRtfParagraphStyle(String styleName) {
return this.stylesheetList.GetRtfParagraphStyle(styleName);
}
/**
* Removes a RtfList from the list table
*
* @param list The RtfList to remove
*/
public void FreeListNumber(RtfList list) {
this.listTable.FreeListNumber(list);
}
/**
* Gets the RtfPageSetting object of this RtfDocument
*
* @return The RtfPageSetting object
*/
public RtfPageSetting GetPageSetting() {
return this.pageSetting;
}
/**
* Adds an RtfInfoElement to the list of RtfInfoElements
*
* @param rtfInfoElement The RtfInfoElement to add
*/
public void AddInfoElement(RtfInfoElement rtfInfoElement) {
this.infoGroup.Add(rtfInfoElement);
}
/**
* Sets the current header to use
*
* @param header The HeaderFooter to use as header
*/
public void SetHeader(HeaderFooter header) {
this.header = header;
}
/**
* Sets the current footer to use
*
* @param footer The HeaderFooter to use as footer
*/
public void SetFooter(HeaderFooter footer) {
this.footer = footer;
}
/**
* Registers the RtfParagraphStyle for further use in the document.
*
* @param rtfParagraphStyle The RtfParagraphStyle to register.
*/
public void RegisterParagraphStyle(RtfParagraphStyle rtfParagraphStyle) {
this.stylesheetList.RegisterParagraphStyle(rtfParagraphStyle);
}
/**
* Converts a HeaderFooter into a RtfHeaderFooterGroup. Depending on which class
* the HeaderFooter is, the correct RtfHeaderFooterGroup is created.
*
* @param hf The HeaderFooter to convert.
* @param type Whether the conversion is being done on a footer or header
* @return The converted RtfHeaderFooterGroup.
* @see com.lowagie.text.rtf.headerfooter.RtfHeaderFooter
* @see com.lowagie.text.rtf.headerfooter.RtfHeaderFooterGroup
*/
private RtfHeaderFooterGroup ConvertHeaderFooter(HeaderFooter hf, int type) {
if (hf != null) {
if (hf is RtfHeaderFooterGroup) {
return new RtfHeaderFooterGroup(this.document, (RtfHeaderFooterGroup) hf, type);
} else if (hf is RtfHeaderFooter) {
return new RtfHeaderFooterGroup(this.document, (RtfHeaderFooter) hf, type);
} else {
return new RtfHeaderFooterGroup(this.document, hf, type);
}
} else {
return new RtfHeaderFooterGroup(this.document, type);
}
}
}
}