001/*
002 * $Id: ImgCCITT.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;
045
046import com.itextpdf.text.pdf.codec.TIFFFaxDecoder;
047import java.net.URL;
048import com.itextpdf.text.error_messages.MessageLocalization;
049
050/**
051 * CCITT Image data that has to be inserted into the document
052 *
053 * @see         Element
054 * @see         Image
055 *
056 * @author  Paulo Soares
057 */
058
059public class ImgCCITT extends Image {
060
061    ImgCCITT(Image image) {
062        super(image);
063    }
064
065    /** Creates an Image with CCITT compression.
066     *
067     * @param width the exact width of the image
068     * @param height the exact height of the image
069     * @param reverseBits reverses the bits in <code>data</code>.
070     *  Bit 0 is swapped with bit 7 and so on.
071     * @param typeCCITT the type of compression in <code>data</code>. It can be
072     * CCITTG4, CCITTG31D, CCITTG32D
073     * @param parameters parameters associated with this stream. Possible values are
074     * CCITT_BLACKIS1, CCITT_ENCODEDBYTEALIGN, CCITT_ENDOFLINE and CCITT_ENDOFBLOCK or a
075     * combination of them
076     * @param data the image data
077     * @throws BadElementException on error
078     */
079
080    public ImgCCITT(int width, int height, boolean reverseBits, int typeCCITT, int parameters, byte[] data) throws BadElementException{
081        super((URL)null);
082        if (typeCCITT != CCITTG4 && typeCCITT != CCITTG3_1D && typeCCITT != CCITTG3_2D)
083            throw new BadElementException(MessageLocalization.getComposedMessage("the.ccitt.compression.type.must.be.ccittg4.ccittg3.1d.or.ccittg3.2d"));
084        if (reverseBits)
085            TIFFFaxDecoder.reverseBits(data);
086        type = IMGRAW;
087        scaledHeight = height;
088        setTop(scaledHeight);
089        scaledWidth = width;
090        setRight(scaledWidth);
091        colorspace = parameters;
092        bpc = typeCCITT;
093        rawData = data;
094        plainWidth = getWidth();
095        plainHeight = getHeight();
096    }
097}