/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
package rfb;
@SuppressWarnings({"unchecked", "deprecation", "serial"}) abstract public class Decoder {
abstract public void readRect(int x, int y, int w, int h,
CMsgHandler handler);
static public boolean supported(int encoding) {
return (encoding == Encodings.raw || encoding == Encodings.RRE ||
encoding == Encodings.hextile || encoding == Encodings.ZRLE);
}
static public Decoder createDecoder(int encoding, CMsgReader reader) {
switch(encoding) {
case Encodings.raw: return new RawDecoder(reader);
case Encodings.RRE: return new RREDecoder(reader);
case Encodings.hextile: return new HextileDecoder(reader);
case Encodings.ZRLE: return new ZRLEDecoder(reader);
}
return null;
}
}