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/* Copyright 2014 Pierre Ossman <ossman@cendio.se> for Cendio AB
* Copyright 2016 Brian P. Hinz
*
* 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 com.tigervnc.rfb;
import com.tigervnc.rdr.*;
public class CopyRectDecoder extends Decoder {
public CopyRectDecoder() { super(DecoderFlags.DecoderPlain); }
public void readRect(Rect r, InStream is,
ConnParams cp, OutStream os)
{
os.copyBytes(is, 4);
}
public void decodeRect(Rect r, Object buffer,
int buflen, ConnParams cp,
ModifiablePixelBuffer pb)
{
MemInStream is = new MemInStream((byte[])buffer, 0, buflen);
int srcX = is.readU16();
int srcY = is.readU16();
pb.copyRect(r, new Point(r.tl.x-srcX, r.tl.y-srcY));
}
}
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