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377
iTechSharp/iTextSharp/text/rtf/table/RtfRow.cs
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377
iTechSharp/iTextSharp/text/rtf/table/RtfRow.cs
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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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/*
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* $Id: RtfRow.cs,v 1.10 2008/05/16 19:31:19 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.table {
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/**
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* The RtfRow wraps one Row for a RtfTable.
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* INTERNAL USE ONLY
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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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* @author Steffen Stundzig
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* @author Lorenz Maierhofer <larry@sbox.tugraz.at>
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*/
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public class RtfRow : RtfElement {
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/**
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* Constant for the RtfRow beginning
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*/
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private static byte[] ROW_BEGIN = DocWriter.GetISOBytes("\\trowd");
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/**
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* Constant for the RtfRow width style
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*/
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private static byte[] ROW_WIDTH_STYLE = DocWriter.GetISOBytes("\\trftsWidth3");
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/**
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* Constant for the RtfRow width
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*/
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private static byte[] ROW_WIDTH = DocWriter.GetISOBytes("\\trwWidth");
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/**
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* Constant to specify that this RtfRow are not to be broken across pages
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*/
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private static byte[] ROW_KEEP_TOGETHER = DocWriter.GetISOBytes("\\trkeep");
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/**
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* Constant to specify that this is a header RtfRow
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*/
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private static byte[] ROW_HEADER_ROW = DocWriter.GetISOBytes("\\trhdr");
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/**
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* Constant for left alignment of this RtfRow
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*/
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private static byte[] ROW_ALIGN_LEFT = DocWriter.GetISOBytes("\\trql");
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/**
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* Constant for right alignment of this RtfRow
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*/
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private static byte[] ROW_ALIGN_RIGHT = DocWriter.GetISOBytes("\\trqr");
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/**
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* Constant for center alignment of this RtfRow
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*/
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private static byte[] ROW_ALIGN_CENTER = DocWriter.GetISOBytes("\\trqc");
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/**
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* Constant for justified alignment of this RtfRow
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*/
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private static byte[] ROW_ALIGN_JUSTIFIED = DocWriter.GetISOBytes("\\trqj");
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/**
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* Constant for the graph style of this RtfRow
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*/
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private static byte[] ROW_GRAPH = DocWriter.GetISOBytes("\\trgaph10");
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/**
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* Constant for the cell left spacing
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*/
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private static byte[] ROW_CELL_SPACING_LEFT = DocWriter.GetISOBytes("\\trspdl");
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/**
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* Constant for the cell top spacing
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*/
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private static byte[] ROW_CELL_SPACING_TOP = DocWriter.GetISOBytes("\\trspdt");
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/**
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* Constant for the cell right spacing
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*/
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private static byte[] ROW_CELL_SPACING_RIGHT = DocWriter.GetISOBytes("\\trspdr");
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/**
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* Constant for the cell bottom spacing
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*/
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private static byte[] ROW_CELL_SPACING_BOTTOM = DocWriter.GetISOBytes("\\trspdb");
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/**
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* Constant for the cell left spacing style
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*/
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private static byte[] ROW_CELL_SPACING_LEFT_STYLE = DocWriter.GetISOBytes("\\trspdfl3");
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/**
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* Constant for the cell top spacing style
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*/
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private static byte[] ROW_CELL_SPACING_TOP_STYLE = DocWriter.GetISOBytes("\\trspdft3");
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/**
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* Constant for the cell right spacing style
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*/
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private static byte[] ROW_CELL_SPACING_RIGHT_STYLE = DocWriter.GetISOBytes("\\trspdfr3");
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/**
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* Constant for the cell bottom spacing style
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*/
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private static byte[] ROW_CELL_SPACING_BOTTOM_STYLE = DocWriter.GetISOBytes("\\trspdfb3");
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/**
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* Constant for the cell left padding
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*/
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private static byte[] ROW_CELL_PADDING_LEFT = DocWriter.GetISOBytes("\\trpaddl");
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/**
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* Constant for the cell right padding
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*/
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private static byte[] ROW_CELL_PADDING_RIGHT = DocWriter.GetISOBytes("\\trpaddr");
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/**
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* Constant for the cell left padding style
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*/
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private static byte[] ROW_CELL_PADDING_LEFT_STYLE = DocWriter.GetISOBytes("\\trpaddfl3");
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/**
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* Constant for the cell right padding style
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*/
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private static byte[] ROW_CELL_PADDING_RIGHT_STYLE = DocWriter.GetISOBytes("\\trpaddfr3");
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/**
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* Constant for the end of a row
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*/
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private static byte[] ROW_END = DocWriter.GetISOBytes("\\row");
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/**
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* The RtfTable this RtfRow belongs to
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*/
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private RtfTable parentTable = null;
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/**
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* The cells of this RtfRow
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*/
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private ArrayList cells = null;
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/**
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* The width of this row
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*/
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private int width = 0;
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/**
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* The row number
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*/
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private int rowNumber = 0;
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/**
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* Constructs a RtfRow for a Row.
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*
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* @param doc The RtfDocument this RtfRow belongs to
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* @param rtfTable The RtfTable this RtfRow belongs to
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* @param row The Row this RtfRow is based on
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* @param rowNumber The number of this row
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*/
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protected internal RtfRow(RtfDocument doc, RtfTable rtfTable, Row row, int rowNumber) : base(doc) {
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this.parentTable = rtfTable;
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this.rowNumber = rowNumber;
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ImportRow(row);
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}
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/**
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* Imports a Row and copies all settings
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*
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* @param row The Row to import
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*/
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private void ImportRow(Row row) {
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this.cells = new ArrayList();
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this.width = this.document.GetDocumentHeader().GetPageSetting().GetPageWidth() - this.document.GetDocumentHeader().GetPageSetting().GetMarginLeft() - this.document.GetDocumentHeader().GetPageSetting().GetMarginRight();
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this.width = (int) (this.width * this.parentTable.GetTableWidthPercent() / 100);
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int cellRight = 0;
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int cellWidth = 0;
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for (int i = 0; i < row.Columns; i++) {
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cellWidth = (int) (this.width * this.parentTable.GetProportionalWidths()[i] / 100);
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cellRight = cellRight + cellWidth;
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Cell cell = (Cell) row.GetCell(i);
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RtfCell rtfCell = new RtfCell(this.document, this, cell);
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rtfCell.SetCellRight(cellRight);
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rtfCell.SetCellWidth(cellWidth);
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this.cells.Add(rtfCell);
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}
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}
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/**
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* Performs a second pass over all cells to handle cell row/column spanning.
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*/
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protected internal void HandleCellSpanning() {
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RtfCell deletedCell = new RtfCell(true);
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for (int i = 0; i < this.cells.Count; i++) {
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RtfCell rtfCell = (RtfCell) this.cells[i];
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if (rtfCell.Colspan > 1) {
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int cSpan = rtfCell.Colspan;
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for (int j = i + 1; j < i + cSpan; j++) {
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if (j < this.cells.Count) {
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RtfCell rtfCellMerge = (RtfCell) this.cells[j];
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rtfCell.SetCellRight(rtfCell.GetCellRight() + rtfCellMerge.GetCellWidth());
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rtfCell.SetCellWidth(rtfCell.GetCellWidth() + rtfCellMerge.GetCellWidth());
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this.cells[j] = deletedCell;
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}
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}
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}
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if (rtfCell.Rowspan > 1) {
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ArrayList rows = this.parentTable.GetRows();
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for (int j = 1; j < rtfCell.Rowspan; j++) {
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RtfRow mergeRow = (RtfRow) rows[this.rowNumber + j];
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if (this.rowNumber + j < rows.Count) {
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RtfCell rtfCellMerge = (RtfCell) mergeRow.GetCells()[i];
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rtfCellMerge.SetCellMergeChild(rtfCell);
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}
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if (rtfCell.Colspan > 1) {
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int cSpan = rtfCell.Colspan;
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for (int k = i + 1; k < i + cSpan; k++) {
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if (k < mergeRow.GetCells().Count) {
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mergeRow.GetCells()[k] = deletedCell;
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}
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}
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}
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}
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}
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}
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}
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/**
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* Cleans the deleted RtfCells from the total RtfCells.
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*/
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protected internal void CleanRow() {
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int i = 0;
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while (i < this.cells.Count) {
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if (((RtfCell) this.cells[i]).IsDeleted()) {
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this.cells.RemoveAt(i);
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} else {
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i++;
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}
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}
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}
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/**
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* Writes the row definition/settings.
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*
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* @param result The <code>OutputStream</code> to write the definitions to.
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*/
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private void WriteRowDefinition(Stream result) {
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byte[] t;
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result.Write(ROW_BEGIN, 0, ROW_BEGIN.Length);
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result.WriteByte((byte)'\n');
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result.Write(ROW_WIDTH_STYLE, 0, ROW_WIDTH_STYLE.Length);
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result.Write(ROW_WIDTH, 0, ROW_WIDTH.Length);
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result.Write(t = IntToByteArray(this.width), 0, t.Length);
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if (this.parentTable.GetCellsFitToPage()) {
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result.Write(ROW_KEEP_TOGETHER, 0, ROW_KEEP_TOGETHER.Length);
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}
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if (this.rowNumber <= this.parentTable.GetHeaderRows()) {
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result.Write(ROW_HEADER_ROW, 0, ROW_HEADER_ROW.Length);
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}
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switch (this.parentTable.GetAlignment()) {
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case Element.ALIGN_LEFT:
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result.Write(ROW_ALIGN_LEFT, 0, ROW_ALIGN_LEFT.Length);
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break;
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case Element.ALIGN_RIGHT:
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result.Write(ROW_ALIGN_RIGHT, 0, ROW_ALIGN_RIGHT.Length);
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break;
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case Element.ALIGN_CENTER:
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result.Write(ROW_ALIGN_CENTER, 0, ROW_ALIGN_CENTER.Length);
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break;
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case Element.ALIGN_JUSTIFIED:
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case Element.ALIGN_JUSTIFIED_ALL:
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result.Write(ROW_ALIGN_JUSTIFIED, 0, ROW_ALIGN_JUSTIFIED.Length);
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break;
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}
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result.Write(ROW_GRAPH, 0, ROW_GRAPH.Length);
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this.parentTable.GetBorders().WriteContent(result);
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if (this.parentTable.GetCellSpacing() > 0) {
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result.Write(ROW_CELL_SPACING_LEFT, 0, ROW_CELL_SPACING_LEFT.Length);
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result.Write(t = IntToByteArray((int) (this.parentTable.GetCellSpacing() / 2)), 0, t.Length);
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result.Write(ROW_CELL_SPACING_LEFT_STYLE, 0, ROW_CELL_SPACING_LEFT_STYLE.Length);
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result.Write(ROW_CELL_SPACING_TOP, 0, ROW_CELL_SPACING_TOP.Length);
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result.Write(t = IntToByteArray((int) (this.parentTable.GetCellSpacing() / 2)), 0, t.Length);
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result.Write(ROW_CELL_SPACING_TOP_STYLE, 0, ROW_CELL_SPACING_TOP_STYLE.Length);
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result.Write(ROW_CELL_SPACING_RIGHT, 0, ROW_CELL_SPACING_RIGHT.Length);
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result.Write(t = IntToByteArray((int) (this.parentTable.GetCellSpacing() / 2)), 0, t.Length);
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result.Write(ROW_CELL_SPACING_RIGHT_STYLE, 0, ROW_CELL_SPACING_RIGHT_STYLE.Length);
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result.Write(ROW_CELL_SPACING_BOTTOM, 0, ROW_CELL_SPACING_BOTTOM.Length);
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result.Write(t = IntToByteArray((int) (this.parentTable.GetCellSpacing() / 2)), 0, t.Length);
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result.Write(ROW_CELL_SPACING_BOTTOM_STYLE, 0, ROW_CELL_SPACING_BOTTOM_STYLE.Length);
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}
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result.Write(ROW_CELL_PADDING_LEFT, 0, ROW_CELL_PADDING_LEFT.Length);
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result.Write(t = IntToByteArray((int) (this.parentTable.GetCellPadding() / 2)), 0, t.Length);
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result.Write(ROW_CELL_PADDING_RIGHT, 0, ROW_CELL_PADDING_RIGHT.Length);
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result.Write(t = IntToByteArray((int) (this.parentTable.GetCellPadding() / 2)), 0, t.Length);
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result.Write(ROW_CELL_PADDING_LEFT_STYLE, 0, ROW_CELL_PADDING_LEFT_STYLE.Length);
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result.Write(ROW_CELL_PADDING_RIGHT_STYLE, 0, ROW_CELL_PADDING_RIGHT_STYLE.Length);
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result.WriteByte((byte)'\n');
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for (int i = 0; i < this.cells.Count; i++) {
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RtfCell rtfCell = (RtfCell) this.cells[i];
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rtfCell.WriteDefinition(result);
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}
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}
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/**
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* Writes the content of this RtfRow
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*/
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public override void WriteContent(Stream result) {
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WriteRowDefinition(result);
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for (int i = 0; i < this.cells.Count; i++) {
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RtfCell rtfCell = (RtfCell) this.cells[i];
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rtfCell.WriteContent(result);
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}
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result.Write(DELIMITER, 0, DELIMITER.Length);
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if (this.document.GetDocumentSettings().IsOutputTableRowDefinitionAfter()) {
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WriteRowDefinition(result);
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}
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result.Write(ROW_END, 0, ROW_END.Length);
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result.WriteByte((byte)'\n');
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}
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/**
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* Gets the parent RtfTable of this RtfRow
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*
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* @return The parent RtfTable of this RtfRow
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*/
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protected internal RtfTable GetParentTable() {
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return this.parentTable;
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}
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/**
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* Gets the cells of this RtfRow
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*
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* @return The cells of this RtfRow
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*/
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protected internal ArrayList GetCells() {
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return this.cells;
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}
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}
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}
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Reference in New Issue
Block a user