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Core library of the Free Evolutionary Algorithm Toolkit

There is a newer version: 0.4.7

/*
 * @(#)CellViewRenderer.java	1.0 1/1/02
 * 
 * Copyright (c) 2001-2004, Gaudenz Alder 
 * All rights reserved. 
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation 
 *   and/or other materials provided with the distribution.
 * - Neither the name of JGraph nor the names of its contributors may be used
 *   to endorse or promote products derived from this software without specific
 *   prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 */

package org.jgraph.graph;

import org.jgraph.JGraph;

import java.awt.*;

/**
 * Defines the requirements for objects that may be used as a
 * cell view renderer.
 *
 * @version 1.0 1/1/02
 * @author Gaudenz Alder
 */

public interface CellViewRenderer {

	/**
	 * Configure and return the renderer based on the passed in
	 * components. The value is typically set from messaging the
	 * graph with convertValueToString.
	 * We recommend you check the value's class and throw an
	 * illegal argument exception if it's not correct.
	 *
	 * @param   graph the graph that that defines the rendering context.
	 * @param   view the object that should be rendered.
	 * @param   sel whether the object is selected.
	 * @param   focus whether the object has the focus.
	 * @param   preview whether we are drawing a preview.
	 * @return	the component used to render the value.
	 */
	Component getRendererComponent(
		JGraph graph,
		CellView view,
		boolean sel,
		boolean focus,
		boolean preview);

}