package jp.ac.u_ryukyu.treevnc;

import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;

import com.glavsoft.rfb.encoding.EncodingType;

public class UpdateRectangleMessage {

    private ByteBuffer msg;

    public UpdateRectangleMessage(int i, int j, int width, int height, long time,
            int port, String localhost, EncodingType desktopSize) throws UnsupportedEncodingException {
        byte[] bytelocalhost   = localhost.getBytes("UTF-8");

        msg = ByteBuffer.allocate(52).order(ByteOrder.BIG_ENDIAN);
        msg.put((byte) 0); // FrameBufferUpdate
        msg.put((byte) 0); // padding
        msg.putShort((short) 1); // number of rectangle
        msg.putShort((short) i);
        msg.putShort((short) j);
        msg.putShort((short) width);
        msg.putShort((short) height);
        msg.putInt(desktopSize.getId());
        msg.putLong(time);
        msg.putInt(port);
        msg.putInt(localhost.length());
        msg.put(bytelocalhost);

        msg.flip();

    }

    public UpdateRectangleMessage(int width, int height,
            EncodingType desktopSize, byte[] initData, short id) {
        msg = ByteBuffer.allocate(16+4+initData.length).order(ByteOrder.BIG_ENDIAN);
        msg.put((byte) 0); // FrameBufferUpdate
        msg.put((byte) 0); // padding
        msg.putShort((short) 1); // number of rectangle
        msg.putShort((short) id);
        msg.putShort((short) 0);
        msg.putShort((short) width);
        msg.putShort((short) height);
        msg.putInt(desktopSize.getId());
        msg.putInt(initData.length);
        msg.put(initData);

        msg.flip();

    }

    public ByteBuffer getMessage(){
        return msg;
    }


}