198 lines
7.7 KiB
C#
198 lines
7.7 KiB
C#
using System;
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using System.IO;
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using System.Collections;
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using iTextSharp.text;
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using iTextSharp.text.rtf;
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using iTextSharp.text.rtf.document;
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using iTextSharp.text.rtf.style;
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using ST = iTextSharp.text.rtf.style;
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/*
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* $Id: RtfPhrase.cs,v 1.10 2008/05/16 19:31:24 psoares33 Exp $
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*
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*
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* Copyright 2001, 2002, 2003, 2004 by Mark Hall
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* (the "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the License.
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*
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* The Original Code is 'iText, a free JAVA-PDF library'.
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*
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* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
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* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
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* All Rights Reserved.
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* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
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* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
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*
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* Contributor(s): all the names of the contributors are added in the source code
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* where applicable.
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*
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* Alternatively, the contents of this file may be used under the terms of the
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* LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
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* provisions of LGPL are applicable instead of those above. If you wish to
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* allow use of your version of this file only under the terms of the LGPL
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* License and not to allow others to use your version of this file under
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* the MPL, indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by the LGPL.
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* If you do not delete the provisions above, a recipient may use your version
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* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the MPL as stated above or under the terms of the GNU
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* Library General Public License as published by the Free Software Foundation;
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* either version 2 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
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* details.
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*
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* If you didn't download this code from the following link, you should check if
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* you aren't using an obsolete version:
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* http://www.lowagie.com/iText/
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*/
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namespace iTextSharp.text.rtf.text {
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/**
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* The RtfPhrase contains multiple RtfChunks
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*
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* @version $Id: RtfPhrase.cs,v 1.10 2008/05/16 19:31:24 psoares33 Exp $
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* @author Mark Hall (Mark.Hall@mail.room3b.eu)
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*/
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public class RtfPhrase : RtfElement {
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/**
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* Constant for the resetting of the paragraph defaults
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*/
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public static byte[] PARAGRAPH_DEFAULTS = DocWriter.GetISOBytes("\\pard");
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/**
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* Constant for resetting of font settings to their defaults
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*/
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public static byte[] PLAIN = DocWriter.GetISOBytes("\\plain");
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/**
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* Constant for phrase in a table indication
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*/
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public static byte[] IN_TABLE = DocWriter.GetISOBytes("\\intbl");
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/**
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* Constant for the line spacing.
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*/
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public static byte[] LINE_SPACING = DocWriter.GetISOBytes("\\sl");
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/**
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* ArrayList containing the RtfChunks of this RtfPhrase
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*/
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protected ArrayList chunks = new ArrayList();
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/**
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* The height of each line.
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*/
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private int lineLeading = 0;
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/**
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* A basically empty constructor that is used by the RtfParagraph.
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*
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* @param doc The RtfDocument this RtfPhrase belongs to.
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*/
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protected internal RtfPhrase(RtfDocument doc) : base(doc) {
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}
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/**
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* Constructs a new RtfPhrase for the RtfDocument with the given Phrase
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*
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* @param doc The RtfDocument this RtfPhrase belongs to
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* @param phrase The Phrase this RtfPhrase is based on
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*/
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public RtfPhrase(RtfDocument doc, Phrase phrase) : base(doc) {
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if (phrase == null) {
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return;
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}
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if (phrase.HasLeading()) {
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this.lineLeading = (int) (phrase.Leading * TWIPS_FACTOR);
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} else {
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this.lineLeading = 0;
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}
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ST.RtfFont phraseFont = new ST.RtfFont(null, phrase.Font);
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for (int i = 0; i < phrase.Count; i++) {
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IElement chunk = (IElement) phrase[i];
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if (chunk is Chunk) {
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((Chunk) chunk).Font = phraseFont.Difference(((Chunk) chunk).Font);
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}
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try {
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IRtfBasicElement[] rtfElements = doc.GetMapper().MapElement(chunk);
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for (int j = 0; j < rtfElements.Length; j++) {
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chunks.Add(rtfElements[j]);
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}
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} catch (DocumentException) {
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}
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}
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}
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/**
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* Write the content of this RtfPhrase. First resets to the paragraph defaults
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* then if the RtfPhrase is in a RtfCell a marker for this is written and finally
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* the RtfChunks of this RtfPhrase are written.
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*/
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public override void WriteContent(Stream result) {
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byte[] t;
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result.Write(PARAGRAPH_DEFAULTS, 0, PARAGRAPH_DEFAULTS.Length);
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result.Write(PLAIN, 0, PLAIN.Length);
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if (inTable) {
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result.Write(IN_TABLE, 0, IN_TABLE.Length);
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}
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if (this.lineLeading > 0) {
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result.Write(LINE_SPACING, 0, LINE_SPACING.Length);
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result.Write(t = IntToByteArray(this.lineLeading), 0, t.Length);
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}
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foreach (IRtfBasicElement rbe in chunks) {
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rbe.WriteContent(result);
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}
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}
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/**
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* Sets whether this RtfPhrase is in a table. Sets the correct inTable setting for all
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* child elements.
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*
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* @param inTable <code>True</code> if this RtfPhrase is in a table, <code>false</code> otherwise
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*/
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public override void SetInTable(bool inTable) {
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base.SetInTable(inTable);
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for (int i = 0; i < this.chunks.Count; i++) {
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((IRtfBasicElement) this.chunks[i]).SetInTable(inTable);
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}
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}
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/**
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* Sets whether this RtfPhrase is in a header. Sets the correct inTable setting for all
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* child elements.
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*
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* @param inHeader <code>True</code> if this RtfPhrase is in a header, <code>false</code> otherwise
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*/
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public override void SetInHeader(bool inHeader) {
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base.SetInHeader(inHeader);
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for (int i = 0; i < this.chunks.Count; i++) {
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((IRtfBasicElement) this.chunks[i]).SetInHeader(inHeader);
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}
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}
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/**
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* Sets the RtfDocument this RtfPhrase belongs to. Also sets the RtfDocument for all child
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* elements.
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*
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* @param doc The RtfDocument to use
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*/
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public override void SetRtfDocument(RtfDocument doc) {
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base.SetRtfDocument(doc);
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for (int i = 0; i < this.chunks.Count; i++) {
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((IRtfBasicElement) this.chunks[i]).SetRtfDocument(this.document);
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}
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}
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}
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} |