001/* 002 * $Id: PdfVersion.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.interfaces; 045 046import com.itextpdf.text.pdf.PdfDeveloperExtension; 047import com.itextpdf.text.pdf.PdfName; 048 049/** 050 * The PDF version is described in the PDF Reference 1.7 p92 051 * (about the PDF Header) and page 139 (the version entry in 052 * the Catalog). You'll also find info about setting the version 053 * in the book 'iText in Action' sections 2.1.3 (PDF Header) 054 * and 3.3 (Version history). 055 */ 056 057public interface PdfVersion { 058 059 /** 060 * If the PDF Header hasn't been written yet, 061 * this changes the version as it will appear in the PDF Header. 062 * If the PDF header was already written to the OutputStream, 063 * this changes the version as it will appear in the Catalog. 064 * @param version a character representing the PDF version 065 */ 066 public void setPdfVersion(char version); 067 /** 068 * If the PDF Header hasn't been written yet, 069 * this changes the version as it will appear in the PDF Header, 070 * but only if the parameter refers to a higher version. 071 * If the PDF header was already written to the OutputStream, 072 * this changes the version as it will appear in the Catalog. 073 * @param version a character representing the PDF version 074 */ 075 public void setAtLeastPdfVersion(char version); 076 /** 077 * Sets the PDF version as it will appear in the Catalog. 078 * Note that this only has effect if you use a later version 079 * than the one that appears in the header; this method 080 * ignores the parameter if you try to set a lower version. 081 * @param version the PDF name that will be used for the Version key in the catalog 082 */ 083 public void setPdfVersion(PdfName version); 084 /** 085 * Adds a developer extension to the Extensions dictionary 086 * in the Catalog. 087 * @param de an object that contains the extensions prefix and dictionary 088 * @since 2.1.6 089 */ 090 public void addDeveloperExtension(PdfDeveloperExtension de); 091}