using System;
using System.Text;
/*
 * $Id: EncodingNoPreamble.cs 106 2009-12-07 12:23:50Z psoares33 $
 * 
 *
 * This file is part of the iText project.
 * Copyright (c) 1998-2012 1T3XT BVBA
 * 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 1T3XT,
 * 1T3XT 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,
 * you 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
 */

namespace iTextSharp.text.xml.xmp {

    /// <summary>
    /// A wrapper for an Encoding to suppress the preamble.
    /// </summary>
    public class EncodingNoPreamble : Encoding {

        private Encoding encoding;
        private static byte[] emptyPreamble = new byte[0];

        public EncodingNoPreamble(Encoding encoding) {
            this.encoding = encoding;
        }
    
        public override int GetByteCount(char[] chars, int index, int count) {
            return encoding.GetByteCount(chars, index, count);
        }
    
        public override int GetBytes(char[] chars, int charIndex, int charCount, byte[] bytes, int byteIndex) {
            return encoding.GetBytes(chars, charIndex, charCount, bytes, byteIndex);
        }
    
        public override int GetCharCount(byte[] bytes, int index, int count) {
            return encoding.GetCharCount(bytes, index, count);
        }
    
        public override int GetChars(byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex) {
            return encoding.GetChars(bytes, byteIndex, byteCount, chars, charIndex);
        }
    
        public override int GetMaxByteCount(int charCount) {
            return encoding.GetMaxByteCount(charCount);
        }
    
        public override int GetMaxCharCount(int byteCount) {
            return encoding.GetMaxCharCount(byteCount);
        }
    
        public override string BodyName {
            get {
                return encoding.BodyName;
            }
        }
    
        public override int CodePage {
            get {
                return encoding.CodePage;
            }
        }
    
        public override string EncodingName {
            get {
                return encoding.EncodingName;
            }
        }
    
        public override string HeaderName {
            get {
                return encoding.HeaderName;
            }
        }
    
        public override bool IsBrowserDisplay {
            get {
                return encoding.IsBrowserDisplay;
            }
        }
    
        public override bool IsBrowserSave {
            get {
                return encoding.IsBrowserSave;
            }
        }
    
        public override bool IsMailNewsDisplay {
            get {
                return encoding.IsMailNewsDisplay;
            }
        }
    
        public override bool IsMailNewsSave {
            get {
                return encoding.IsMailNewsSave;
            }
        }
    
        public override string WebName {
            get {
                return encoding.WebName;
            }
        }
    
        public override int WindowsCodePage {
            get {
                return encoding.WindowsCodePage;
            }
        }
    
        public override Decoder GetDecoder() {
            return encoding.GetDecoder ();
        }
    
        public override Encoder GetEncoder() {
            return encoding.GetEncoder ();
        }
    
        public override byte[] GetPreamble() {
            return emptyPreamble;
        }
    }
}
