com.itextpdf.text.pdf.PdfPCellEvent.java Source code

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Here is the source code for com.itextpdf.text.pdf.PdfPCellEvent.java

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/*
 *
 * This file is part of the iText (R) project.
Copyright (c) 1998-2019 iText Group NV
 * Authors: Bruno Lowagie, Paulo Soares, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS
 *
 * This program 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 Affero General Public License for more details.
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, see http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
 * http://itextpdf.com/terms-of-use/
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License,
 * a covered work must retain the producer line in every PDF that is created
 * or manipulated using iText.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the iText software without
 * disclosing the source code of your own applications.
 * These activities include: offering paid services to customers as an ASP,
 * serving PDFs on the fly in a web application, shipping iText with a closed
 * source product.
 *
 * For more information, please contact iText Software Corp. at this
 * address: sales@itextpdf.com
 */
package com.itextpdf.text.pdf;

import com.itextpdf.text.Rectangle;

/** An event called for a single cell.
 * @author Paulo Soares
 */
public interface PdfPCellEvent {
    /** This method is called at the end of the cell 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 cell.
     * <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 cell.
     * </ul>
     * The layers are placed in sequence on top of each other.
     * <p>
     * @param cell the cell
     * @param position the coordinates of the cell
     * @param canvases an array of <CODE>PdfContentByte</CODE>
     */
    public void cellLayout(PdfPCell cell, Rectangle position, PdfContentByte[] canvases);
}