228 lines
9.1 KiB
C#
228 lines
9.1 KiB
C#
using System;
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using System.IO;
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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.text;
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using iTextSharp.text.rtf.style;
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/*
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* $Id: RtfListItem.cs,v 1.7 2008/05/16 19:31:02 psoares33 Exp $
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*
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*
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* Copyright 2001, 2002, 2003, 2004, 2005 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.list {
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/**
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* The RtfListItem acts as a wrapper for a ListItem.
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*
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* @version $Version:$
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* @author Mark Hall (Mark.Hall@mail.room3b.eu)
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*/
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public class RtfListItem : RtfParagraph {
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/**
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* The RtfList this RtfListItem belongs to.
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*/
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private RtfListLevel parentList = null;
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/**
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* Whether this RtfListItem contains further RtfLists.
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*/
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private bool containsInnerList = false;
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/**
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* Constructs a RtfListItem for a ListItem belonging to a RtfDocument.
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*
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* @param doc The RtfDocument this RtfListItem belongs to.
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* @param listItem The ListItem this RtfListItem is based on.
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*/
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public RtfListItem(RtfDocument doc, ListItem listItem) : base(doc, listItem) {
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}
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/**
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* Writes the content of this RtfListItem.
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*/
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public override void WriteContent(Stream result) {
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byte[] t;
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if (this.paragraphStyle.GetSpacingBefore() > 0) {
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result.Write(RtfParagraphStyle.SPACING_BEFORE, 0, RtfParagraphStyle.SPACING_BEFORE.Length);
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result.Write(t = IntToByteArray(paragraphStyle.GetSpacingBefore()), 0, t.Length);
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}
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if (this.paragraphStyle.GetSpacingAfter() > 0) {
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result.Write(RtfParagraphStyle.SPACING_AFTER, 0, RtfParagraphStyle.SPACING_AFTER.Length);
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result.Write(t = IntToByteArray(this.paragraphStyle.GetSpacingAfter()), 0, t.Length);
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}
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if (this.paragraphStyle.GetLineLeading() > 0) {
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result.Write(RtfParagraph.LINE_SPACING, 0, RtfParagraph.LINE_SPACING.Length);
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result.Write(t = IntToByteArray(this.paragraphStyle.GetLineLeading()), 0, t.Length);
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}
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for (int i = 0; i < chunks.Count; i++) {
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IRtfBasicElement rtfElement = (IRtfBasicElement) chunks[i];
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if (rtfElement is RtfChunk) {
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((RtfChunk) rtfElement).SetSoftLineBreaks(true);
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} else if (rtfElement is RtfList) {
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result.Write(RtfParagraph.PARAGRAPH, 0, RtfParagraph.PARAGRAPH.Length);
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this.containsInnerList = true;
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}
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rtfElement.WriteContent(result);
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if (rtfElement is RtfList) {
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switch (this.parentList.GetLevelFollowValue()) {
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case RtfListLevel.LIST_LEVEL_FOLLOW_NOTHING:
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break;
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case RtfListLevel.LIST_LEVEL_FOLLOW_TAB:
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this.parentList.WriteListBeginning(result);
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result.Write(RtfList.TAB, 0, RtfList.TAB.Length);
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break;
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case RtfListLevel.LIST_LEVEL_FOLLOW_SPACE:
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this.parentList.WriteListBeginning(result);
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result.Write(t = DocWriter.GetISOBytes(" "), 0, t.Length);
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break;
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}
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}
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}
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}
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/**
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* Writes the definition of the first element in this RtfListItem that is
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* an is {@link RtfList} to the given stream.<br>
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* If this item does not contain a {@link RtfList} element nothing is written
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* and the method returns <code>false</code>.
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*
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* @param out destination stream
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* @return <code>true</code> if a RtfList definition was written, <code>false</code> otherwise
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* @throws IOException
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* @see {@link RtfList#writeDefinition(Stream)}
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*/
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public bool WriteDefinition(Stream outp) {
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for (int i = 0; i < chunks.Count; i++) {
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IRtfBasicElement rtfElement = (IRtfBasicElement)chunks[i];
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if (rtfElement is RtfList) {
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RtfList rl = (RtfList)rtfElement;
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rl.WriteDefinition(outp);
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return true;
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}
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}
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return false;
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}
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private int level=0;
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/**
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* Inherit the list settings from the parent list to RtfLists that
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* are contained in this RtfListItem.
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*
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* @param listNumber The list number to inherit.
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* @param listLevel The list level to inherit.
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*/
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public void InheritListSettings(int listNumber, int listLevel) {
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for (int i = 0; i < chunks.Count; i++) {
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IRtfBasicElement rtfElement = (IRtfBasicElement) chunks[i];
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if (rtfElement is RtfList) {
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((RtfList) rtfElement).SetListNumber(listNumber);
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SetLevel(listLevel);
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}
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}
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}
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/**
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* Correct the indentation of RtfLists in this RtfListItem by adding left/first line indentation
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* from the parent RtfList. Also calls correctIndentation on all child RtfLists.
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*/
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protected internal void CorrectIndentation() {
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for (int i = 0; i < chunks.Count; i++) {
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IRtfBasicElement rtfElement = (IRtfBasicElement) chunks[i];
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if (rtfElement is RtfList) {
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((RtfList) rtfElement).CorrectIndentation();
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}
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}
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}
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/**
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* Set the parent RtfList.
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*
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* @param parentList The parent RtfList to use.
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*/
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public void SetParent(RtfListLevel parentList) {
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this.parentList = parentList;
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}
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/**
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* Set the parent RtfList.
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*
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* @return The parent RtfList to use.
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* @since 2.1.3
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*/
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public RtfListLevel GetParent() {
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return this.parentList;
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}
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/**
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* Gets whether this RtfListItem contains further RtfLists.
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*
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* @return Whether this RtfListItem contains further RtfLists.
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*/
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public bool IsContainsInnerList() {
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return this.containsInnerList;
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}
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/**
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* @return the level
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* @since 2.1.3
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*/
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public int GetLevel() {
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return level;
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}
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/**
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* @param level the level to set
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* @since 2.1.3
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*/
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public void SetLevel(int level) {
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this.level = level;
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}
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}
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} |