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//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved
// http://code.google.com/p/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.client {
import com.threerings.crowd.data.OccupantInfo;
/**
* An entity that is interested in hearing about bodies that enter and
* leave a location (as well as disconnect and reconnect) can implement
* this interface and register itself with the {@link OccupantDirector}.
*/
public interface OccupantObserver
{
/**
* Called when a body enters the place.
*/
function occupantEntered (info :OccupantInfo) :void;
/**
* Called when a body leaves the place.
*/
function occupantLeft (info :OccupantInfo) :void;
/**
* Called when an occupant is updated.
*
* @param oldinfo the occupant info prior to the update.
* @param newinfo the newly update info record.
*/
function occupantUpdated (
oldinfo :OccupantInfo, newinfo :OccupantInfo) :void;
}
}
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