org.jfxvnc.net.rfb.codec.encoder.PointerEventEncoder Maven / Gradle / Ivy

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RFB/VNC protocol codec and handler based on netty

There is a newer version: 1.2.0

package org.jfxvnc.net.rfb.codec.encoder;

import org.jfxvnc.net.rfb.codec.ClientEventType;

/*
 * #%L
 * RFB protocol
 * %%
 * Copyright (C) 2015 comtel2000
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToByteEncoder;

public class PointerEventEncoder extends MessageToByteEncoder {

    @Override
    protected void encode(ChannelHandlerContext ctx, PointerEvent msg, ByteBuf out) throws Exception {
	ByteBuf buf = ctx.alloc().buffer(6);
	try {
	    buf.writeByte(ClientEventType.POINTER_EVENT);
	    buf.writeByte(msg.getButtonMask());
	    buf.writeShort(msg.getxPos());
	    buf.writeShort(msg.getyPos());
	    out.writeBytes(buf);
	} finally {
	    buf.release();
	}
    }

}