/*******************************************************************************
 * Copyright (c) 2007- VTT Technical Research Centre of Finland.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     VTT Technical Research Centre of Finland - initial API and implementation
 *******************************************************************************/
package org.simantics.processeditor.monitors;

import org.simantics.db.Graph;
import org.simantics.proconf.g3d.scenegraph.IGraphicsNode;




/**
 * Interface for monitors (Textual display of objects properties)
 * 
 * @author Marko Luukkainen
 *
 */
public interface Monitor {
	
	/**
	 * Returns true if monitor can be attached to node
	 * @param node
	 * @return
	 */
	public boolean acceptNode(Graph graph,IGraphicsNode node);
	
	/**
	 * Returns the scene-graph node where monitor is attached
	 * @return
	 */
	public IGraphicsNode getNode();

	/**
	 * Sets monitored node
	 * @param node
	 */
	public void setNode(Graph graph,IGraphicsNode node);
	
	/**
	 * Updates monitor's texts
	 *
	 */
	public void update();
	
	public void update(Graph graph);
	
	/**
	 * Removes the monitor. 
	 */
	public void remove();	
	
	
	public void setTextProvider(MonitorTextProvider provider);
	
}