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/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
* Copyright 2009-2011 Pierre Ossman for Cendio AB
* Copyright (C) 2011 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*/
package com.tigervnc.rfb;
import com.tigervnc.rdr.*;
import java.util.*;
public class CMsgWriterV3 extends CMsgWriter {
public CMsgWriterV3(ConnParams cp_, OutStream os_) { super(cp_, os_); }
synchronized public void writeClientInit(boolean shared) {
os.writeU8(shared?1:0);
endMsg();
}
synchronized public void startMsg(int type) {
os.writeU8(type);
}
synchronized public void endMsg() {
os.flush();
}
synchronized public void writeSetDesktopSize(int width, int height,
ScreenSet layout)
{
if (!cp.supportsSetDesktopSize)
throw new Exception("Server does not support SetDesktopSize");
startMsg(MsgTypes.msgTypeSetDesktopSize);
os.pad(1);
os.writeU16(width);
os.writeU16(height);
os.writeU8(layout.num_screens());
os.pad(1);
for (Iterator iter = layout.screens.iterator(); iter.hasNext(); ) {
Screen refScreen = (Screen)iter.next();
os.writeU32(refScreen.id);
os.writeU16(refScreen.dimensions.tl.x);
os.writeU16(refScreen.dimensions.tl.y);
os.writeU16(refScreen.dimensions.width());
os.writeU16(refScreen.dimensions.height());
os.writeU32(refScreen.flags);
}
endMsg();
}
synchronized public void writeFence(int flags, int len, byte[] data)
{
if (!cp.supportsFence)
throw new Exception("Server does not support fences");
if (len > 64)
throw new Exception("Too large fence payload");
if ((flags & ~fenceTypes.fenceFlagsSupported) != 0)
throw new Exception("Unknown fence flags");
startMsg(MsgTypes.msgTypeClientFence);
os.pad(3);
os.writeU32(flags);
os.writeU8(len);
os.writeBytes(data, 0, len);
endMsg();
}
synchronized public void writeEnableContinuousUpdates(boolean enable,
int x, int y, int w, int h)
{
if (!cp.supportsContinuousUpdates)
throw new Exception("Server does not support continuous updates");
startMsg(MsgTypes.msgTypeEnableContinuousUpdates);
os.writeU8((enable?1:0));
os.writeU16(x);
os.writeU16(y);
os.writeU16(w);
os.writeU16(h);
endMsg();
}
}
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