// Copyright (C) 2010, 2011 GlavSoft LLC.
// All rights reserved.
//
//-------------------------------------------------------------------------
// This file is part of the TightVNC software.  Please visit our Web site:
//
//                       http://www.tightvnc.com/
//
// This program 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 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//-------------------------------------------------------------------------
//

package com.glavsoft.rfb.encoding.decoder;

import com.glavsoft.drawing.Renderer;
import com.glavsoft.exceptions.TransportException;
import com.glavsoft.transport.Reader;

public class RawDecoder extends Decoder {
	private static RawDecoder instance = new RawDecoder();
	public static RawDecoder getInstance() {
		return instance;
	}
	private RawDecoder() { /*empty*/ }

	@Override
	public void decode(Reader reader,
			Renderer renderer, FramebufferUpdateRectangle rect) throws TransportException {
		decode(reader, renderer, rect.x, rect.y, rect.width, rect.height);
	}

	public void decode(Reader reader, Renderer renderer, int x, int y,
			int width, int height) throws TransportException {
		int length = width * height * renderer.getBytesPerPixel();
		byte [] bytes = ByteBuffer.getInstance().getBuffer(length);
		reader.readBytes(bytes, 0, length);
		renderer.drawBytes(bytes, x, y, width, height);
	}

}