Aplicación gvSIG con fines educativos

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

package org.gvsig.educa.portableview.swing.viewer;

import javax.swing.ImageIcon;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol;

/**

 * Interface for object which provides images for toc tree elements

 * 

 * @author gvSIG Team

 * @version $Id$

 * 

 */

public interface PortableViewTocImageProvider {

    /**

     * Gets image icon which represents the layer (usually depending on layer

     * type)

     * 

     * @param layer

     * @return image or null if there is not especial image for this layer

     */

    ImageIcon getImageIconForLayer(FLayer layer);

    /**

     * Gets a image preview of how this symbol looks

     * 

     * @param symbol

     * @param sourceLayer

     * @return preview image or null to use a standard one

     */

    ImageIcon getSymbolPreview(ISymbol symbol, FLayer sourceLayer);

}