001/* 002 * $Id: PdfPCellEvent.java 4784 2011-03-15 08:33:00Z blowagie $ 003 * 004 * This file is part of the iText (R) project. 005 * Copyright (c) 1998-2011 1T3XT BVBA 006 * Authors: Bruno Lowagie, Paulo Soares, et al. 007 * 008 * This program is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Affero General Public License version 3 010 * as published by the Free Software Foundation with the addition of the 011 * following permission added to Section 15 as permitted in Section 7(a): 012 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT, 013 * 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. 014 * 015 * This program is distributed in the hope that it will be useful, but 016 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 017 * or FITNESS FOR A PARTICULAR PURPOSE. 018 * See the GNU Affero General Public License for more details. 019 * You should have received a copy of the GNU Affero General Public License 020 * along with this program; if not, see http://www.gnu.org/licenses or write to 021 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 022 * Boston, MA, 02110-1301 USA, or download the license from the following URL: 023 * http://itextpdf.com/terms-of-use/ 024 * 025 * The interactive user interfaces in modified source and object code versions 026 * of this program must display Appropriate Legal Notices, as required under 027 * Section 5 of the GNU Affero General Public License. 028 * 029 * In accordance with Section 7(b) of the GNU Affero General Public License, 030 * a covered work must retain the producer line in every PDF that is created 031 * or manipulated using iText. 032 * 033 * You can be released from the requirements of the license by purchasing 034 * a commercial license. Buying such a license is mandatory as soon as you 035 * develop commercial activities involving the iText software without 036 * disclosing the source code of your own applications. 037 * These activities include: offering paid services to customers as an ASP, 038 * serving PDFs on the fly in a web application, shipping iText with a closed 039 * source product. 040 * 041 * For more information, please contact iText Software Corp. at this 042 * address: sales@itextpdf.com 043 */ 044package com.itextpdf.text.pdf; 045 046import com.itextpdf.text.Rectangle; 047 048/** An event called for a single cell. 049 * @author Paulo Soares 050 */ 051public interface PdfPCellEvent { 052 /** This method is called at the end of the cell rendering. The text or graphics are added to 053 * one of the 4 <CODE>PdfContentByte</CODE> contained in 054 * <CODE>canvases</CODE>.<br> 055 * The indexes to <CODE>canvases</CODE> are:<p> 056 * <ul> 057 * <li><CODE>PdfPTable.BASECANVAS</CODE> - the original <CODE>PdfContentByte</CODE>. Anything placed here 058 * will be under the cell. 059 * <li><CODE>PdfPTable.BACKGROUNDCANVAS</CODE> - the layer where the background goes to. 060 * <li><CODE>PdfPTable.LINECANVAS</CODE> - the layer where the lines go to. 061 * <li><CODE>PdfPTable.TEXTCANVAS</CODE> - the layer where the text go to. Anything placed here 062 * will be over the cell. 063 * </ul> 064 * The layers are placed in sequence on top of each other. 065 * <p> 066 * @param cell the cell 067 * @param position the coordinates of the cell 068 * @param canvases an array of <CODE>PdfContentByte</CODE> 069 */ 070 public void cellLayout(PdfPCell cell, Rectangle position, PdfContentByte[] canvases); 071}