Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2007 Instituto de Desarrollo Regional and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha)

 *   Campus Universitario s/n

 *   02071 Alabacete

 *   Spain

 *

 *   +34 967 599 200

 */

package org.gvsig.rastertools.roi;

import javax.swing.Icon;

import org.gvsig.fmap.raster.layers.FLyrRasterSE;

import org.gvsig.fmap.raster.layers.ILayerState;

import org.gvsig.raster.grid.GridException;

import org.gvsig.raster.gui.IGenericToolBarMenuItem;

import org.gvsig.raster.util.RasterToolsUtil;

import org.gvsig.rastertools.roi.ui.ROIManagerDialog;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction;

import com.iver.cit.gvsig.project.documents.view.toc.ITocItem;

/**

 * Punto de entrada del menu del gestor de ROIs.

 *

 * @author Diego Guerrero Sevilla (diego.guerrero@uclm.es

 */

public class ROIManagerTocMenuEntry extends AbstractTocContextMenuAction implements IGenericToolBarMenuItem {

	static private ROIManagerTocMenuEntry singleton  = null;

	/**

	 * Nadie puede crear una instancia a esta clase ?nica, hay que usar el

	 * getSingleton()

	 */

	private ROIManagerTocMenuEntry() {}

	/**

	 * Devuelve un objeto unico a dicha clase

	 * @return

	 */

	static public ROIManagerTocMenuEntry getSingleton() {

		if (singleton == null)

			singleton = new ROIManagerTocMenuEntry();

		return singleton;

	}

	/*

	 * (non-Javadoc)

	 * @see com.iver.cit.gvsig.project.documents.contextMenu.AbstractContextMenuAction#getGroup()

	 */

	public String getGroup() {

		return "RasterLayer";

	}

	/*

	 * (non-Javadoc)

	 * @see com.iver.cit.gvsig.project.documents.contextMenu.AbstractContextMenuAction#getGroupOrder()

	 */

	public int getGroupOrder() {

		return 55;

	}

	/*

	 * (non-Javadoc)

	 * @see com.iver.cit.gvsig.project.documents.contextMenu.AbstractContextMenuAction#getOrder()

	 */

	public int getOrder() {

		return 0;

	}

	/*

	 * (non-Javadoc)

	 * @see com.iver.cit.gvsig.project.documents.IContextMenuAction#getText()

	 */

	public String getText() {

		return RasterToolsUtil.getText(this, "regiones_interes");

	}

	/*

	 * (non-Javadoc)

	 * @see com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction#isEnabled(com.iver.cit.gvsig.project.documents.view.toc.ITocItem, com.iver.cit.gvsig.fmap.layers.FLayer[])

	 */

	public boolean isEnabled(ITocItem item, FLayer[] selectedItems) {

		if ((selectedItems == null) || (selectedItems.length != 1))

			return false;

		if (!(selectedItems[0] instanceof ILayerState))

			return false;

		if (!((ILayerState) selectedItems[0]).isOpen())

			return false;

		return true;

	}

	/*

	 * (non-Javadoc)

	 * @see com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction#isVisible(com.iver.cit.gvsig.project.documents.view.toc.ITocItem, com.iver.cit.gvsig.fmap.layers.FLayer[])

	 */

	public boolean isVisible(ITocItem item, FLayer[] selectedItems) {

		if ((selectedItems == null) || (selectedItems.length != 1))

			return false;

		if (!(selectedItems[0] instanceof FLyrRasterSE))

			return false;

		return true;

	}

	/*

	 * (non-Javadoc)

	 * @see com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction#execute(com.iver.cit.gvsig.project.documents.view.toc.ITocItem, com.iver.cit.gvsig.fmap.layers.FLayer[])

	 */

	public void execute(ITocItem item, FLayer[] selectedItems) {

		FLayer fLayer = null;

		if (selectedItems.length != 1)

			return;

		fLayer = selectedItems[0];

		if (!(fLayer instanceof FLyrRasterSE))

			return;

		ROIManagerDialog roiManagerDialog = new ROIManagerDialog(500,250);

		try {

			roiManagerDialog.setLayer(selectedItems[0]);

		} catch (GridException e) {

		}

		RasterToolsUtil.addWindow(roiManagerDialog);

	}

	/*

	 * (non-Javadoc)

	 * @see org.gvsig.rastertools.generictoolbar.IGenericToolBarMenuItem#getIcon()

	 */

	public Icon getIcon() {

		return RasterToolsUtil.getIcon("rois-icon");

	}

}