/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
Website : http://www.gephi.org
This file is part of Gephi.
DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
Copyright 2011 Gephi Consortium. All rights reserved.
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Development and Distribution License("CDDL") (collectively, the
"License"). You may not use this file except in compliance with the
License. You can obtain a copy of the License at
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or /cddl-1.0.txt and /gpl-3.0.txt. See the License for the
specific language governing permissions and limitations under the
License. When distributing the software, include this License Header
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If you wish your version of this file to be governed by only the CDDL
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Contributor(s):
Portions Copyrighted 2011 Gephi Consortium.
*/
package org.gephi.ranking.api;
/**
* Event generated by the {@link RankingModel} and sent to listeners registered
* by the model.
* <p>
* The types of events:
* <ul>
* <li><b>REFRESH_RANKING:</b> The list of available ranking has been
* updated. The listeners can call <code>RankingModel.getRankings()</code>
* to get the newly created rankings</li>
* <li><b>APPLY_TRANSFORMER:</b> A transformer has just been applied. The listeners
* can retried the transformer and ranking directly from the event.</li>
* <li><b>START_AUTO_TRANSFORM:</b> A auto transformer has just been started.</li>
* <li><b>STOP_AUTO_TRANSFORM:</b> A auto transformer has just been stopped.</li>
* </ul>
*
* @see RankingListener
* @author Mathieu Bastian
*/
public interface RankingEvent {
/**
* <ul>
* <li><b>REFRESH_RANKING:</b> The list of available ranking has been
* updated. The listeners can call <code>RankingModel.getRankings()</code>
* to get the newly created rankings</li>
* <li><b>APPLY_TRANSFORMER:</b> A transformer has just been applied. The listeners
* can retried the transformer and ranking directly from the event.</li>
* <li><b>START_AUTO_TRANSFORM:</b> A auto transformer has just been started.</li>
* <li><b>STOP_AUTO_TRANSFORM:</b> A auto transformer has just been stopped.</li>
* </ul>
*/
public enum EventType {
REFRESH_RANKING, APPLY_TRANSFORMER, START_AUTO_TRANSFORM, STOP_AUTO_TRANSFORM
};
/**
* Returns the type of event.
* @return the type of this event
*/
public EventType getEventType();
/**
* Returns the ranking model that generated the event.
* @return the source of the event
*/
public RankingModel getSource();
/**
* Returns the ranking associated to the event, or <code>null</code>.
* @return the ranking associated to the event or <code>null</code>
*/
public Ranking getRanking();
/**
* Returns the transformer associated to the event, or <code>null</code>.
* @return the ranking associated to the event or <code>null</code>
*/
public Transformer getTransformer();
/**
* Returns <code>true</code> if this event is one of these in parameters.
* @param type the event types that are to be compared with this event
* @return <code>true</code> if this event is <code>type</code>,
* <code>false</code> otherwise
*/
public boolean is(EventType... type);
}