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svn-gvsig-desktop / trunk / extensions / extRasterTools-SE / src / org / gvsig / rastertools / histogram / HistogramTocMenuEntry.java @ 14135

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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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 *
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 * Copyright (C) 2007 IVER T.I. and Generalitat Valenciana.
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.
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 */
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package org.gvsig.rastertools.histogram;
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import org.gvsig.fmap.raster.layers.FLyrRasterSE;
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import org.gvsig.fmap.raster.layers.ILayerState;
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import org.gvsig.fmap.raster.layers.IRasterLayerActions;
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import org.gvsig.raster.util.RasterToolsUtil;
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import org.gvsig.rastertools.histogram.ui.HistogramDialog;
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import com.iver.andami.PluginServices;
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import com.iver.cit.gvsig.fmap.layers.FLayer;
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import com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction;
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import com.iver.cit.gvsig.project.documents.view.toc.ITocItem;
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/**
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 * Punto de entrada del menu del histograma.
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 *
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 * @version 17/04/2007
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 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)
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 */
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public class HistogramTocMenuEntry extends AbstractTocContextMenuAction {
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        /*
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         * (non-Javadoc)
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         * @see com.iver.cit.gvsig.project.documents.contextMenu.AbstractContextMenuAction#getGroup()
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         */
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        public String getGroup() {
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                return "RasterTools";
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        }
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        /*
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         * (non-Javadoc)
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         * @see com.iver.cit.gvsig.project.documents.contextMenu.AbstractContextMenuAction#getGroupOrder()
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         */
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        public int getGroupOrder() {
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                return 55;
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        }
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        /*
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         * (non-Javadoc)
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         * @see com.iver.cit.gvsig.project.documents.contextMenu.AbstractContextMenuAction#getOrder()
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         */
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        public int getOrder() {
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                return 1;
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        }
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        /*
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         * (non-Javadoc)
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         * @see com.iver.cit.gvsig.project.documents.IContextMenuAction#getText()
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         */
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        public String getText() {
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                return PluginServices.getText(this, "histograma");
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        }
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        /*
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         * (non-Javadoc)
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         * @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[])
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         */
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        public boolean isEnabled(ITocItem item, FLayer[] selectedItems) {
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                if(getNodeLayer(item) instanceof ILayerState)
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                        if(!((ILayerState)getNodeLayer(item)).isOpen())
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                                return false;
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                return selectedItems.length == 1;
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        }
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        /*
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         * (non-Javadoc)
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         * @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[])
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         */
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        public boolean isVisible(ITocItem item, FLayer[] selectedItems) {
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                if (isTocItemBranch(item)) {
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                        if(selectedItems == null || selectedItems.length != 1)
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                                return false;
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                        return( getNodeLayer(item) instanceof FLyrRasterSE &&
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                                    ((FLyrRasterSE)getNodeLayer(item)).isActionEnabled(IRasterLayerActions.HISTOGRAM));
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                }
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                return false;
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        }
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        /*
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         * (non-Javadoc)
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         * @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[])
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         */
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        public void execute(ITocItem item, FLayer[] selectedItems) {
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                FLayer fLayer = null;
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                HistogramDialog histogramDialog = null;
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                if (selectedItems.length == 1 )
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                        fLayer = selectedItems[0];
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                else
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                        return;
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                fLayer = getNodeLayer(item);
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                histogramDialog = new HistogramDialog(650, 500);
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                try {
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                        histogramDialog.setLayer((FLyrRasterSE)fLayer);
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                } catch (Exception e) {
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                        RasterToolsUtil.messageBoxError(PluginServices.getText(this, "histogram_error"), this, e);
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                        return;
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                }
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                //Par?metros de inicializaci?n del histograma
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                histogramDialog.getHistogramPanel().firstRun(); // Mostar por primera vez el histograma
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                histogramDialog.setVisible(true);
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                PluginServices.getMDIManager().addWindow(histogramDialog);
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        }
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}