Initial Commit
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493
iTechSharp/iTextSharp/text/rtf/table/RtfCell.cs
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493
iTechSharp/iTextSharp/text/rtf/table/RtfCell.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 System.util;
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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 iTextSharp.text.rtf.text;
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/*
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* $Id: RtfCell.cs,v 1.14 2008/05/16 19:31:18 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
|
||||
* 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.
|
||||
*
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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
|
||||
* 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 RtfCell wraps a Cell, but can also be added directly to a Table.
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* The RtfCell is an extension of Cell, that supports a multitude of different
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* borderstyles.
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*
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* @version $Id: RtfCell.cs,v 1.14 2008/05/16 19:31:18 psoares33 Exp $
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* @author Mark Hall (Mark.Hall@mail.room3b.eu)
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* @author Steffen Stundzig
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* @author Benoit WIART <b.wiart@proxiad.com>
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* @see com.lowagie.text.rtf.table.RtfBorder
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*/
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public class RtfCell : Cell, IRtfExtendedElement {
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/**
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* This cell is not merged
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*/
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private const int MERGE_NONE = 0;
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/**
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* This cell is the parent cell of a vertical merge operation
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*/
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private const int MERGE_VERT_PARENT = 1;
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/**
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* This cell is a child cell of a vertical merge operation
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*/
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private const int MERGE_VERT_CHILD = 2;
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/**
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* The parent RtfRow of this RtfCell
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*/
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private RtfRow parentRow = null;
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/**
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* The content of this RtfCell
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*/
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private ArrayList content = null;
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/**
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* The right margin of this RtfCell
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*/
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private int cellRight = 0;
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/**
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* The width of this RtfCell
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*/
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private int cellWidth = 0;
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/**
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* The borders of this RtfCell
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*/
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private RtfBorderGroup borders = null;
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/**
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* The background color of this RtfCell
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*/
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private new RtfColor backgroundColor = null;
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/**
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* The padding of this RtfCell
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*/
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private int cellPadding = 0;
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/**
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* The merge type of this RtfCell
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*/
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private int mergeType = MERGE_NONE;
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/**
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* The RtfDocument this RtfCell belongs to
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*/
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private RtfDocument document = null;
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/**
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* Whether this RtfCell is in a header
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*/
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private bool inHeader = false;
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/**
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* Whether this RtfCell is a placeholder for a removed table cell.
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*/
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private bool deleted = false;
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/**
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* Constructs an empty RtfCell
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*/
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public RtfCell() : base() {
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this.borders = new RtfBorderGroup();
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verticalAlignment = Element.ALIGN_MIDDLE;
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}
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/**
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* Constructs a RtfCell based upon a String
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*
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* @param content The String to base the RtfCell on
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*/
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public RtfCell(String content) : base(content) {
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this.borders = new RtfBorderGroup();
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verticalAlignment = Element.ALIGN_MIDDLE;
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}
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/**
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* Constructs a RtfCell based upon an Element
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*
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* @param element The Element to base the RtfCell on
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* @throws BadElementException If the Element is not valid
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*/
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public RtfCell(IElement element) : base(element) {
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this.borders = new RtfBorderGroup();
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verticalAlignment = Element.ALIGN_MIDDLE;
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}
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/**
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* Constructs a deleted RtfCell.
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*
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* @param deleted Whether this RtfCell is actually deleted.
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*/
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protected internal RtfCell(bool deleted) : base() {
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this.deleted = deleted;
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verticalAlignment = Element.ALIGN_MIDDLE;
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}
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/**
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* Constructs a RtfCell based on a Cell.
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*
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* @param doc The RtfDocument this RtfCell belongs to
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* @param row The RtfRow this RtfCell lies in
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* @param cell The Cell to base this RtfCell on
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*/
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protected internal RtfCell(RtfDocument doc, RtfRow row, Cell cell) {
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this.document = doc;
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this.parentRow = row;
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ImportCell(cell);
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}
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/**
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* Imports the Cell properties into the RtfCell
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*
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* @param cell The Cell to import
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*/
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private void ImportCell(Cell cell) {
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this.content = new ArrayList();
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if (cell == null) {
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this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, this.parentRow.GetParentTable().GetBorders());
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return;
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}
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this.colspan = cell.Colspan;
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this.rowspan = cell.Rowspan;
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if (cell.Rowspan > 1) {
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this.mergeType = MERGE_VERT_PARENT;
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}
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if (cell is RtfCell) {
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this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, ((RtfCell) cell).GetBorders());
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} else {
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this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, cell.Border, cell.BorderWidth, cell.BorderColor);
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}
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this.verticalAlignment = cell.VerticalAlignment;
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if (cell.BackgroundColor == null) {
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this.backgroundColor = new RtfColor(this.document, 255, 255, 255);
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} else {
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this.backgroundColor = new RtfColor(this.document, cell.BackgroundColor);
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}
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this.cellPadding = (int) this.parentRow.GetParentTable().GetCellPadding();
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Paragraph container = null;
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foreach (IElement element in cell.Elements) {
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try {
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// should we wrap it in a paragraph
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if (!(element is Paragraph) && !(element is List)) {
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if (container != null) {
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container.Add(element);
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} else {
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container = new Paragraph();
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container.Alignment = cell.HorizontalAlignment;
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container.Add(element);
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}
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} else {
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if (container != null) {
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IRtfBasicElement[] rtfElements = this.document.GetMapper().MapElement(container);
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for(int i = 0; i < rtfElements.Length; i++) {
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rtfElements[i].SetInTable(true);
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this.content.Add(rtfElements[i]);
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}
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container = null;
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}
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// if horizontal alignment is undefined overwrite
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// with that of enclosing cell
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if (element is Paragraph && ((Paragraph) element).Alignment == Element.ALIGN_UNDEFINED) {
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((Paragraph) element).Alignment = cell.HorizontalAlignment;
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}
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IRtfBasicElement[] rtfElements2 = this.document.GetMapper().MapElement(element);
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for(int i = 0; i < rtfElements2.Length; i++) {
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rtfElements2[i].SetInTable(true);
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this.content.Add(rtfElements2[i]);
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}
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}
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} catch (DocumentException) {
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}
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}
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if (container != null) {
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try {
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IRtfBasicElement[] rtfElements = this.document.GetMapper().MapElement(container);
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for(int i = 0; i < rtfElements.Length; i++) {
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rtfElements[i].SetInTable(true);
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this.content.Add(rtfElements[i]);
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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 cell definition part of this RtfCell
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*
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* @return A byte array with the cell definition
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*/
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public virtual void WriteDefinition(Stream result) {
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byte[] t;
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if (this.mergeType == MERGE_VERT_PARENT) {
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result.Write(t = DocWriter.GetISOBytes("\\clvmgf"), 0, t.Length);
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} else if (this.mergeType == MERGE_VERT_CHILD) {
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result.Write(t = DocWriter.GetISOBytes("\\clvmrg"), 0, t.Length);
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}
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switch (verticalAlignment) {
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case Element.ALIGN_BOTTOM:
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result.Write(t = DocWriter.GetISOBytes("\\clvertalb"), 0, t.Length);
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break;
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case Element.ALIGN_CENTER:
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case Element.ALIGN_MIDDLE:
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result.Write(t = DocWriter.GetISOBytes("\\clvertalc"), 0, t.Length);
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break;
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case Element.ALIGN_TOP:
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result.Write(t = DocWriter.GetISOBytes("\\clvertalt"), 0, t.Length);
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break;
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}
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this.borders.WriteContent(result);
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if (this.backgroundColor != null) {
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result.Write(t = DocWriter.GetISOBytes("\\clcbpat"), 0, t.Length);
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result.Write(t = IntToByteArray(this.backgroundColor.GetColorNumber()), 0, t.Length);
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}
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result.WriteByte((byte)'\n');
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result.Write(t = DocWriter.GetISOBytes("\\clftsWidth3"), 0, t.Length);
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result.WriteByte((byte)'\n');
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result.Write(t = DocWriter.GetISOBytes("\\clwWidth"), 0, t.Length);
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result.Write(t = IntToByteArray(this.cellWidth), 0, t.Length);
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result.WriteByte((byte)'\n');
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if (this.cellPadding > 0) {
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result.Write(t = DocWriter.GetISOBytes("\\clpadl"), 0, t.Length);
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result.Write(t = IntToByteArray(this.cellPadding / 2), 0, t.Length);
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result.Write(t = DocWriter.GetISOBytes("\\clpadt"), 0, t.Length);
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result.Write(t = IntToByteArray(this.cellPadding / 2), 0, t.Length);
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result.Write(t = DocWriter.GetISOBytes("\\clpadr"), 0, t.Length);
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result.Write(t = IntToByteArray(this.cellPadding / 2), 0, t.Length);
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result.Write(t = DocWriter.GetISOBytes("\\clpadb"), 0, t.Length);
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result.Write(t = IntToByteArray(this.cellPadding / 2), 0, t.Length);
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result.Write(t = DocWriter.GetISOBytes("\\clpadfl3"), 0, t.Length);
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result.Write(t = DocWriter.GetISOBytes("\\clpadft3"), 0, t.Length);
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result.Write(t = DocWriter.GetISOBytes("\\clpadfr3"), 0, t.Length);
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result.Write(t = DocWriter.GetISOBytes("\\clpadfb3"), 0, t.Length);
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}
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result.Write(t = DocWriter.GetISOBytes("\\cellx"), 0, t.Length);
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result.Write(t = IntToByteArray(this.cellRight), 0, t.Length);
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}
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/**
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* Write the content of this RtfCell
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*/
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public virtual void WriteContent(Stream result) {
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byte[] t;
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if (this.content.Count == 0) {
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result.Write(RtfParagraph.PARAGRAPH_DEFAULTS, 0, RtfParagraph.PARAGRAPH_DEFAULTS.Length);
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if (this.parentRow.GetParentTable().GetTableFitToPage()) {
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result.Write(RtfParagraphStyle.KEEP_TOGETHER_WITH_NEXT, 0, RtfParagraphStyle.KEEP_TOGETHER_WITH_NEXT.Length);
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}
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result.Write(RtfParagraph.IN_TABLE, 0, RtfParagraph.IN_TABLE.Length);
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} else {
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for (int i = 0; i < this.content.Count; i++) {
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IRtfBasicElement rtfElement = (IRtfBasicElement) this.content[i];
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if (rtfElement is RtfParagraph) {
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((RtfParagraph) rtfElement).SetKeepTogetherWithNext(this.parentRow.GetParentTable().GetTableFitToPage());
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}
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rtfElement.WriteContent(result);
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if (rtfElement is RtfParagraph && i < (this.content.Count - 1)) {
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result.Write(RtfParagraph.PARAGRAPH, 0, RtfParagraph.PARAGRAPH.Length);
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}
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}
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}
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result.Write(t = DocWriter.GetISOBytes("\\cell"), 0, t.Length);
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}
|
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|
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/**
|
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* Sets the right margin of this cell. Used in merge operations
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*
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* @param cellRight The right margin to use
|
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*/
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protected internal void SetCellRight(int cellRight) {
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this.cellRight = cellRight;
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}
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/**
|
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* Gets the right margin of this RtfCell
|
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*
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* @return The right margin of this RtfCell.
|
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*/
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protected internal int GetCellRight() {
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return this.cellRight;
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}
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|
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/**
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* Sets the cell width of this RtfCell. Used in merge operations.
|
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*
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* @param cellWidth The cell width to use
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*/
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protected internal void SetCellWidth(int cellWidth) {
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this.cellWidth = cellWidth;
|
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}
|
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|
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/**
|
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* Gets the cell width of this RtfCell
|
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*
|
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* @return The cell width of this RtfCell
|
||||
*/
|
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protected internal int GetCellWidth() {
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return this.cellWidth;
|
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}
|
||||
|
||||
/**
|
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* Gets the cell padding of this RtfCell
|
||||
*
|
||||
* @return The cell padding of this RtfCell
|
||||
*/
|
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protected internal int GetCellpadding() {
|
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return this.cellPadding;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the borders of this RtfCell
|
||||
*
|
||||
* @return The borders of this RtfCell
|
||||
*/
|
||||
protected internal RtfBorderGroup GetBorders() {
|
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return this.borders;
|
||||
}
|
||||
|
||||
/**
|
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* Set the borders of this RtfCell
|
||||
*
|
||||
* @param borderGroup The RtfBorderGroup to use as borders
|
||||
*/
|
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public void SetBorders(RtfBorderGroup borderGroup) {
|
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this.borders = new RtfBorderGroup(this.document, RtfBorder.CELL_BORDER, borderGroup);
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the background color of this RtfCell
|
||||
*
|
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* @return The background color of this RtfCell
|
||||
*/
|
||||
protected internal RtfColor GetRtfBackgroundColor() {
|
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return this.backgroundColor;
|
||||
}
|
||||
|
||||
/**
|
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* Merge this cell into the parent cell.
|
||||
*
|
||||
* @param mergeParent The RtfCell to merge with
|
||||
*/
|
||||
protected internal void SetCellMergeChild(RtfCell mergeParent) {
|
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this.mergeType = MERGE_VERT_CHILD;
|
||||
this.cellWidth = mergeParent.GetCellWidth();
|
||||
this.cellRight = mergeParent.GetCellRight();
|
||||
this.cellPadding = mergeParent.GetCellpadding();
|
||||
this.borders = mergeParent.GetBorders();
|
||||
this.verticalAlignment = mergeParent.VerticalAlignment;
|
||||
this.backgroundColor = mergeParent.GetRtfBackgroundColor();
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the RtfDocument this RtfCell belongs to
|
||||
*
|
||||
* @param doc The RtfDocument to use
|
||||
*/
|
||||
public void SetRtfDocument(RtfDocument doc) {
|
||||
this.document = doc;
|
||||
}
|
||||
|
||||
/**
|
||||
* Unused
|
||||
* @param inTable
|
||||
*/
|
||||
public void SetInTable(bool inTable) {
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets whether this RtfCell is in a header
|
||||
*
|
||||
* @param inHeader <code>True</code> if this RtfCell is in a header, <code>false</code> otherwise
|
||||
*/
|
||||
public void SetInHeader(bool inHeader) {
|
||||
this.inHeader = inHeader;
|
||||
for (int i = 0; i < this.content.Count; i++) {
|
||||
((IRtfBasicElement) this.content[i]).SetInHeader(inHeader);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets whether this <code>RtfCell</code> is in a header
|
||||
*
|
||||
* @return <code>True</code> if this <code>RtfCell</code> is in a header, <code>false</code> otherwise
|
||||
*/
|
||||
public bool IsInHeader() {
|
||||
return this.inHeader;
|
||||
}
|
||||
|
||||
/**
|
||||
* Transforms an integer into its String representation and then returns the bytes
|
||||
* of that string.
|
||||
*
|
||||
* @param i The integer to convert
|
||||
* @return A byte array representing the integer
|
||||
*/
|
||||
private byte[] IntToByteArray(int i) {
|
||||
return DocWriter.GetISOBytes(i.ToString());
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks whether this RtfCell is a placeholder for
|
||||
* a table cell that has been removed due to col/row spanning.
|
||||
*
|
||||
* @return <code>True</code> if this RtfCell is deleted, <code>false</code> otherwise.
|
||||
*/
|
||||
public bool IsDeleted() {
|
||||
return this.deleted;
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user