Java tutorial
/* * $Id: PdfPTableEvent.java 3373 2008-05-12 16:21:24Z xlv $ * * Copyright 2001, 2002 Paulo Soares * * The contents of this file are subject to the Mozilla Public License Version 1.1 * (the "License"); you may not use this file except in compliance with the License. * You may obtain a copy of the License at http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the License. * * The Original Code is 'iText, a free JAVA-PDF library'. * * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie. * All Rights Reserved. * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved. * * Contributor(s): all the names of the contributors are added in the source code * where applicable. * * Alternatively, the contents of this file may be used under the terms of the * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the * 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. * * This library is free software; you can redistribute it and/or modify it * 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; * either version 2 of the License, or any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more * details. * * If you didn't download this code from the following link, you should check if * you aren't using an obsolete version: * http://www.lowagie.com/iText/ */ package com.lowagie.text.pdf; /** An interface that can be used to retrieve the position of cells in <CODE>PdfPTable</CODE>. * * @author Paulo Soares (psoares@consiste.pt) */ public interface PdfPTableEvent { /** This method is called at the end of the table rendering. The text or graphics are added to * one of the 4 <CODE>PdfContentByte</CODE> contained in * <CODE>canvases</CODE>.<br> * The indexes to <CODE>canvases</CODE> are:<p> * <ul> * <li><CODE>PdfPTable.BASECANVAS</CODE> - the original <CODE>PdfContentByte</CODE>. Anything placed here * will be under the table. * <li><CODE>PdfPTable.BACKGROUNDCANVAS</CODE> - the layer where the background goes to. * <li><CODE>PdfPTable.LINECANVAS</CODE> - the layer where the lines go to. * <li><CODE>PdfPTable.TEXTCANVAS</CODE> - the layer where the text go to. Anything placed here * will be over the table. * </ul> * The layers are placed in sequence on top of each other. * <p> * The <CODE>widths</CODE> and <CODE>heights</CODE> have the coordinates of the cells.<br> * The size of the <CODE>widths</CODE> array is the number of rows. * Each sub-array in <CODE>widths</CODE> corresponds to the x column border positions where * the first element is the x coordinate of the left table border and the last * element is the x coordinate of the right table border. * If colspan is not used all the sub-arrays in <CODE>widths</CODE> * are the same.<br> * For the <CODE>heights</CODE> the first element is the y coordinate of the top table border and the last * element is the y coordinate of the bottom table border. * @param table the <CODE>PdfPTable</CODE> in use * @param widths an array of arrays with the cells' x positions. It has the length of the number * of rows * @param heights an array with the cells' y positions. It has a length of the number * of rows + 1 * @param headerRows the number of rows defined for the header. * @param rowStart the first row number after the header * @param canvases an array of <CODE>PdfContentByte</CODE> */ public void tableLayout(PdfPTable table, float widths[][], float heights[], int headerRows, int rowStart, PdfContentByte[] canvases); }