Initial Commit

iTechSharp/iTextSharp/text/rtf/RtfWriter2.cs

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+using System;
+using System.IO;
+using iTextSharp.text;
+using iTextSharp.text.rtf.document;
+using iTextSharp.text.rtf.text;
+using iTextSharp.text.rtf.parser;
+/*
+ * $Id: RtfWriter2.cs,v 1.11 2008/05/23 17:24:11 psoares33 Exp $
+ * 
+ *
+ * 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 {
+
+    /**
+    * The RtfWriter allows the creation of rtf documents via the iText system
+    *
+    * Version: $Id: RtfWriter2.cs,v 1.11 2008/05/23 17:24:11 psoares33 Exp $
+    * @author Mark Hall (Mark.Hall@mail.room3b.eu)
+    */
+    public class RtfWriter2 : DocWriter {
+        /**
+        * The RtfDocument this RtfWriter is creating
+        */
+        private RtfDocument rtfDoc = null;
+        
+        /**
+        * Constructs a new RtfWriter that listens to the specified Document and
+        * writes its output to the Stream.
+        * 
+        * @param doc The Document that this RtfWriter listens to
+        * @param os The Stream to write to
+        */
+        protected RtfWriter2(Document doc, Stream os) : base(doc, os) {
+            doc.AddDocListener(this);
+            rtfDoc = new RtfDocument();
+        }
+
+        /**
+        * Static method to generate RtfWriters
+        * 
+        * @param doc The Document that this RtfWriter listens to
+        * @param os The Stream to write to
+        * @return The new RtfWriter
+        */
+        public static RtfWriter2 GetInstance(Document doc, Stream os) {
+            return new RtfWriter2(doc, os);
+        }
+
+        /**
+        * Sets the header to use
+        * 
+        * @param hf The HeaderFooter to use
+        */
+        public override HeaderFooter Header {
+            set {
+                this.rtfDoc.GetDocumentHeader().SetHeader(value);
+            }
+        }
+        
+        /**
+        * Resets the header
+        */
+        public override void ResetHeader() {
+            this.rtfDoc.GetDocumentHeader().SetHeader(null);
+        }
+        
+        /**
+        * Sets the footer to use
+        * 
+        * @param hf The HeaderFooter to use
+        */
+        public override HeaderFooter Footer {
+            set {
+                this.rtfDoc.GetDocumentHeader().SetFooter(value);
+            }
+        }
+        
+        /**
+        * Resets the footer
+        */
+        public override void ResetFooter() {
+            this.rtfDoc.GetDocumentHeader().SetFooter(null);
+        }
+
+        /**
+        * This method is not supported in the RtfWriter
+        * @param i Unused
+        */
+        public override int PageCount {
+            set {}
+        }
+        
+        /**
+        * This method is not supported in the RtfWriter
+        */
+        public override void ResetPageCount() {
+        }
+
+        /**
+        * Opens the RtfDocument
+        */
+        public override void Open() {
+            base.Open();
+            this.rtfDoc.Open();
+        }
+        
+        /**
+        * Closes the RtfDocument. This causes the document to be written
+        * to the specified Stream
+        */
+        public override void Close() {
+            if (open) {
+                rtfDoc.WriteDocument(os);
+                base.Close();
+                this.rtfDoc = new RtfDocument();
+            }
+        }
+
+        /**
+        * Adds an Element to the Document
+        *
+        * @param element The element to be added
+        * @return <code>false</code>
+        * @throws DocumentException
+        */
+        public override  bool Add(IElement element) {
+            if (pause) {
+                return false;
+            }
+            IRtfBasicElement[] rtfElements = rtfDoc.GetMapper().MapElement(element);
+            if(rtfElements.Length != 0) {
+                for (int i = 0; i < rtfElements.Length; i++) {
+                    if (rtfElements[i] != null) {
+                        rtfDoc.Add(rtfElements[i]);
+                    }
+                }
+                return true;
+            } else {
+                return false;
+            }
+        }
+        
+        /**
+        * Adds a page break
+        *
+        * @return <code>false</code>
+        */
+        public override bool NewPage() {
+            rtfDoc.Add(new RtfNewPage(rtfDoc));
+            return true;
+        }
+
+        /**
+        * Sets the page margins
+        *
+        * @param left The left margin
+        * @param right The right margin
+        * @param top The top margin
+        * @param bottom The bottom margin
+        * @return <code>false</code>
+        */
+        public override bool SetMargins(float left, float right, float top, float bottom) {
+            rtfDoc.GetDocumentHeader().GetPageSetting().SetMarginLeft((int) (left * RtfElement.TWIPS_FACTOR));
+            rtfDoc.GetDocumentHeader().GetPageSetting().SetMarginRight((int) (right * RtfElement.TWIPS_FACTOR));
+            rtfDoc.GetDocumentHeader().GetPageSetting().SetMarginTop((int) (top * RtfElement.TWIPS_FACTOR));
+            rtfDoc.GetDocumentHeader().GetPageSetting().SetMarginBottom((int) (bottom * RtfElement.TWIPS_FACTOR));
+            return true;
+        }
+        
+        /**
+        * Sets the size of the page
+        *
+        * @param rect A Rectangle representing the page
+        * @return <code>false</code>
+        */
+        public override bool SetPageSize(Rectangle rect) {
+            rtfDoc.GetDocumentHeader().GetPageSetting().SetPageSize(rect);
+            return true;
+        }
+        
+        /**
+        * Whether to automagically generate table of contents entries when
+        * adding Chapters or Sections.
+        * 
+        * @param autogenerate Whether to automatically generate TOC entries
+        */
+        public void SetAutogenerateTOCEntries(bool autogenerate) {
+            this.rtfDoc.SetAutogenerateTOCEntries(autogenerate);
+        }
+        
+        /**
+        * Gets the RtfDocumentSettings that specify how the rtf document is generated.
+        * 
+        * @return The current RtfDocumentSettings.
+        */
+        public RtfDocumentSettings GetDocumentSettings() {
+            return this.rtfDoc.GetDocumentSettings();
+        }
+
+        /**
+        * Adds the complete RTF document to the current RTF document being generated.
+        * It will parse the font and color tables and correct the font and color references
+        * so that the imported RTF document retains its formattings.
+        * 
+        * @param documentSource The Stream to read the RTF document from.
+        * @throws IOException On errors reading the RTF document.
+        * @throws DocumentException On errors adding to this RTF document.
+        */
+        public void ImportRtfDocument(Stream documentSource) {
+            ImportRtfDocument(documentSource, null);
+        }
+        
+        /**
+        * Adds the complete RTF document to the current RTF document being generated.
+        * It will parse the font and color tables and correct the font and color references
+        * so that the imported RTF document retains its formattings.
+        * Uses new RtfParser object.
+        * 
+        * @param documentSource The Stream to read the RTF document from.
+        * @param eventListeners The array of event listeners. May be null
+        * @throws IOException
+        * @throws DocumentException
+        * 
+        * @see com.lowagie.text.rtf.parser.RtfParser
+        * @see com.lowagie.text.rtf.parser.RtfParser#importRtfDocument(Reader, RtfDocument)
+        * @since 2.0.8
+        * @author Howard Shank
+        */
+        public void ImportRtfDocument(Stream documentSource, IEventListener[] events ) {
+            if(!this.open) {
+                throw new DocumentException("The document must be open to import RTF documents.");
+            }
+            RtfParser rtfImport = new RtfParser();
+            if(events != null) {
+                for(int idx=0;idx<events.Length;idx++) {
+                    rtfImport.AddListener(events[idx]);
+                }
+            }
+            rtfImport.ImportRtfDocument(documentSource, this.rtfDoc);
+        }
+        
+        /**
+        * Adds a fragment of an RTF document to the current RTF document being generated.
+        * Since this fragment doesn't contain font or color tables, all fonts and colors
+        * are mapped to the default font and color. If the font and color mappings are
+        * known, they can be specified via the mappings parameter.
+        * 
+        * @param documentSource The Stream to read the RTF fragment from.
+        * @param mappings The RtfImportMappings that contain font and color mappings to apply to the fragment.
+        * @throws IOException On errors reading the RTF fragment.
+        * @throws DocumentException On errors adding to this RTF fragment.
+        */
+        public void ImportRtfFragment(Stream documentSource, RtfImportMappings mappings) {
+            ImportRtfFragment(documentSource, mappings, null);
+        }
+        
+        /**
+        * Adds a fragment of an RTF document to the current RTF document being generated.
+        * Since this fragment doesn't contain font or color tables, all fonts and colors
+        * are mapped to the default font and color. If the font and color mappings are
+        * known, they can be specified via the mappings parameter.
+        * Uses new RtfParser object.
+        * 
+        * @param documentSource The Stream to read the RTF fragment from.
+        * @param mappings The RtfImportMappings that contain font and color mappings to apply to the fragment.
+        * @param eventListeners The array of event listeners. May be null
+        * @throws IOException On errors reading the RTF fragment.
+        * @throws DocumentException On errors adding to this RTF fragment.
+        * 
+        * @see com.lowagie.text.rtf.parser.RtfImportMappings
+        * @see com.lowagie.text.rtf.parser.RtfParser
+        * @see com.lowagie.text.rtf.parser.RtfParser#importRtfFragment(Reader, RtfDocument, com.lowagie.text.rtf.parser.RtfImportMappings)
+        * @since 2.0.8
+        * @author Howard Shank
+        */
+        public void ImportRtfFragment(Stream documentSource, RtfImportMappings mappings, IEventListener[] events ) {
+            if(!this.open) {
+                throw new DocumentException("The document must be open to import RTF fragments.");
+            }
+            RtfParser rtfImport = new RtfParser();
+            if(events != null) {
+                for(int idx=0;idx<events.Length;idx++) {
+                    rtfImport.AddListener(events[idx]);
+                }
+            }
+            rtfImport.ImportRtfFragment(documentSource, this.rtfDoc, mappings);
+        }
+    }
+}