Application: gvSIG desktop » gvSIG raster

/* 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.raster.tools.app.basic.tool.colortable;

import javax.swing.Icon;

import org.gvsig.andami.PluginServices;

import org.gvsig.app.project.documents.view.toc.AbstractTocContextMenuAction;

import org.gvsig.app.project.documents.view.toc.ITocItem;

import org.gvsig.fmap.dal.coverage.exception.ColorTableException;

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

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

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

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

import org.gvsig.raster.tools.app.basic.RasterToolsUtil;

import org.gvsig.raster.tools.app.basic.raster.gui.IGenericToolBarMenuItem;

import org.gvsig.raster.tools.app.basic.tool.colortable.ui.ColorTableDialog;

/**

 * <code>ColorTableTocMenuEntry</code> es el punto de entrada del menu de la

 * tabla de color

 * 

 * @version 26/06/2007

 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)

 */

public class ColorTableTocMenuEntry extends AbstractTocContextMenuAction implements IGenericToolBarMenuItem {

        static private ColorTableTocMenuEntry singleton  = null;

        /**

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

         * getSingleton()

         */

        private ColorTableTocMenuEntry() {}

        /**

         * Devuelve un objeto unico a dicha clase

         * @return

         */

        static public ColorTableTocMenuEntry getSingleton() {

                if (singleton == null)

                        singleton = new ColorTableTocMenuEntry();

                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 10;

        }

        /*

         * (non-Javadoc)

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

         */

        public int getOrder() {

                return 40;

        }

        /*

         * (non-Javadoc)

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

         */

        public String getText() {

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

        }

        /*

         * (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 FLyrRaster))

                        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 FLyrRaster))

                        return false;

                if (((FLyrRaster) selectedItems[0]).getDataStore() != null &&

                                (((FLyrRaster) selectedItems[0]).getDataStore().getBandCount() == 1) &&

                                (((IRasterLayerActions) selectedItems[0]).isActionEnabled(IRasterLayerActions.COLOR_TABLE)))

                                        return true;

                return false;

        }

        /*

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

                if(selectedItems[0] instanceof FLyrRaster) {

                        ColorTableDialog colorTableDialog = null;

                        try {

                                colorTableDialog = new ColorTableDialog((FLyrRaster)selectedItems[0], 660, 465);

                        } catch (ColorTableException e) {

                                RasterToolsUtil.messageBoxError("colortables_not_loaded", PluginServices.getMDIManager().getActiveWindow(), e);

                                return;

                        }

                        RasterToolsUtil.addWindow(colorTableDialog);

                }

        }

        /*

         * (non-Javadoc)

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

         */

        public Icon getIcon() {

                return RasterToolsUtil.getIcon("layer-color-table");

        }

}