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.principalcomponents.swing.impl.main;

import java.awt.BorderLayout;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.event.ActionListener;

import java.util.EventListener;

import java.util.List;

import javax.swing.BorderFactory;

import javax.swing.JButton;

import javax.swing.JComponent;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import org.gvsig.fmap.dal.coverage.store.RasterDataStore;

import org.gvsig.i18n.Messages;

import org.gvsig.raster.algorithm.BasicAPISwingPanel;

import org.gvsig.raster.algorithm.RasterBaseAlgorithmLibrary;

import org.gvsig.raster.algorithm.process.DataProcess;

import org.gvsig.raster.algorithm.process.ProcessException;

import org.gvsig.raster.principalcomponents.algorithm.PCStatsDataStructure;

import org.gvsig.raster.principalcomponents.algorithm.PrincipalComponentsAlgorithmLibrary;

import org.gvsig.raster.principalcomponents.swing.PrincipalComponentsSwingLibrary;

import org.gvsig.raster.roi.ROI;

import org.gvsig.raster.swing.RasterSwingLocator;

import org.gvsig.raster.swing.RasterSwingManager;

import org.gvsig.raster.swing.pagedtable.ModelLoader;

import org.gvsig.raster.swing.pagedtable.PagedTable;

/**

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class PCAComponentsListPanelImpl extends JPanel implements BasicAPISwingPanel {

        private static final long               serialVersionUID         = 1L;

        private Object                          inputStore               = null;

        private PagedTable                      table                    = null;

        private JRadioButton                    byBandRadioButton        = null;

        private JRadioButton                    varCovarRadioButton      = null;

        private JRadioButton                    autovectorRadioButton    = null;

        private JButton                         generateButton           = null;

        private PCStatsDataStructure            stats                    = null;

        private String                          fileName                 = null;

        private boolean[]                       bands                    = null;

        private List<ROI>                       rois                     = null;

        public PCAComponentsListPanelImpl(

                        Object inputStore, 

                        PCStatsDataStructure stats, 

                        String fileName, 

                        boolean[] bands, 

                        List<ROI> rois) {

                this.inputStore = inputStore;

                this.stats = stats;

                this.fileName = fileName;

                this.bands = bands;

                this.rois = rois;

                init();

        }

        private void init() {

                setLayout(new GridBagLayout());

                GridBagConstraints gridBagConstraints1 = new GridBagConstraints();

                gridBagConstraints1.fill = java.awt.GridBagConstraints.BOTH;

                gridBagConstraints1.weightx = 1;

                gridBagConstraints1.weighty = 1;

                gridBagConstraints1.insets = new java.awt.Insets(0, 0, 0, 0);

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 0;

                add(getInputsPanel(), gridBagConstraints1);

                gridBagConstraints1.fill = java.awt.GridBagConstraints.HORIZONTAL;

                gridBagConstraints1.weighty = 0;

                gridBagConstraints1.gridy = 1;

                add(getPanelStatistics(), gridBagConstraints1);

        }

        public JPanel getPanelStatistics() {

                JPanel p = new JPanel();

                p.setBorder(BorderFactory.createTitledBorder(Messages.getText("statistics")));

                p.setLayout(new GridBagLayout());

                GridBagConstraints gridBagConstraints1 = new GridBagConstraints();

                gridBagConstraints1.fill = java.awt.GridBagConstraints.HORIZONTAL;

                gridBagConstraints1.weightx = 1;

                gridBagConstraints1.insets = new java.awt.Insets(0, 0, 2, 0);

                gridBagConstraints1.gridwidth = 2;

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 0;

                p.add(getByBandRadioButton(), gridBagConstraints1);

                gridBagConstraints1.gridwidth = 1;

                gridBagConstraints1.gridy = 1;

                p.add(getVarCovarRadioButton(), gridBagConstraints1);

                gridBagConstraints1.gridwidth = 2;

                gridBagConstraints1.gridy = 2;

                p.add(getAutovectorRadioButton(), gridBagConstraints1);

                gridBagConstraints1.gridwidth = 1;

                gridBagConstraints1.gridx = 1;

                gridBagConstraints1.gridy = 1;

                p.add(getGenerateButton(), gridBagConstraints1);

                return p;

        }

        public JRadioButton getByBandRadioButton() {

                if(byBandRadioButton == null) {

                        byBandRadioButton = new JRadioButton(Messages.getText("by_band"));

                        byBandRadioButton.setSelected(true);

                }

                return byBandRadioButton;

        }

        public JRadioButton getVarCovarRadioButton() {

                if(varCovarRadioButton == null)

                        varCovarRadioButton = new JRadioButton(Messages.getText("var_covar"));

                return varCovarRadioButton;

        }

        public JRadioButton getAutovectorRadioButton() {

                if(autovectorRadioButton == null)

                        autovectorRadioButton = new JRadioButton(Messages.getText("autovector"));

                return autovectorRadioButton;

        }

        public JButton getGenerateButton() {

                if(generateButton == null)

                        generateButton = new JButton(Messages.getText("generate"));

                return generateButton;

        }

        private JPanel getInputsPanel() {

                JPanel p = new JPanel();

                p.setBorder(BorderFactory.createTitledBorder(Messages.getText("components_selection")));

                p.setLayout(new BorderLayout());

                GridBagConstraints gridBagConstraints1 = new GridBagConstraints();

                gridBagConstraints1.fill = java.awt.GridBagConstraints.BOTH;

                gridBagConstraints1.weightx = 1;

                gridBagConstraints1.weighty = 1;

                gridBagConstraints1.insets = new java.awt.Insets(2, 2, 2, 2);

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 0;

                p.add(getPagedTable().getComponent(), BorderLayout.CENTER);

                return p;

        }

        public JComponent getComponent() {

                return this;

        }

        public PagedTable getPagedTable() {

                if(table == null) {

                        RasterSwingManager manager = RasterSwingLocator.getSwingManager();

                        String[] columnNames = {

                                        "", 

                                        "C",

                                        Messages.getText("autovalor"),

                                        "%"};

                        int[] columnSizes = {30, 35, -1, -1};

                        BandTableModel model = new BandTableModel(columnNames);

                        ModelLoader loader = manager.createModelLoader(model);

                        CheckBoxColumnRenderer render = new CheckBoxColumnRenderer(null);

                        CheckBoxColumnEditor editor = new CheckBoxColumnEditor();

                        loader.setRenderForColumn(0, render);

                        loader.setCellEditorForColumn(0, editor);

                        loader.setColumnNames(columnNames);

                        loader.setColumnWidths(columnSizes);

                        table = manager.createPagedTable(loader);

                        table.showControllerTable(false);

                        table.showMoveRowsControls(false);

                }

                return table;

        }

        public Object getResult() throws ProcessException {

                DataProcess task = RasterBaseAlgorithmLibrary.getManager().createRasterTask(PrincipalComponentsAlgorithmLibrary.PC_PROCESS_LABEL);

                List<String> params = task.getRasterTaskInputParameters(PrincipalComponentsAlgorithmLibrary.PC_PROCESS_LABEL);

                for (int i = 0; i < params.size(); i++) {

                        String paramName = params.get(i);

                        Class<?> paramType = task.getParameterTypeByProcess(PrincipalComponentsAlgorithmLibrary.PC_PROCESS_LABEL, paramName);

                        if(paramType == RasterDataStore.class) {

                                task.addParam(paramName, (RasterDataStore)inputStore);

                        }

                        if(paramName.equals("SELECTEDPCS") && paramType == Boolean[].class) {

                                boolean[] components = new boolean[getPagedTable().getRowCount()];

                                for (int j = 0; j < getPagedTable().getRowCount(); j++) {

                                        Object obj = getPagedTable().getValueAt(j, 0);

                                        if(obj instanceof Boolean)

                                                components[j] = ((Boolean)obj).booleanValue();

                                }

                                task.addParam(paramName, components);

                        }

                        if(paramName.equals("BANDS") && paramType == Boolean[].class) {

                                task.addParam(paramName, bands);

                        }

                        if(paramType == PCStatsDataStructure.class) {

                                task.addParam(paramName, stats);

                        }

                        if(paramType == String.class) {

                                task.addParam(paramName, fileName);

                        }

                        if(paramType == List.class) {

                                task.addParam(paramName, rois);

                        }

                }

                return new Object[]{task, getByBandRadioButton().isSelected(), getVarCovarRadioButton().isSelected(), getAutovectorRadioButton().isSelected()};

        }

        public void initialize() {

                double acumulado = 0;

                for (int i = 0; i < stats.getAutovalues().length; i++)

                        acumulado += stats.getAutovalues()[i];

                int autova[] = new int[stats.getAutovalues().length];

                int cont = stats.getAutovalues().length - 1;

                for (int i = 0; i < stats.getAutovalues().length; i++) {

                        autova[i] = cont;

                        cont--;

                }                

                for (int i = stats.getAutovalues().length-1; i >= 0; i--) {

                        getPagedTable().addRow(new Object[] {true, 

                                autova[i],

                                stats.getAutovalues()[i],

                                stats.getAutovalues()[i] / acumulado});

                }

        }

        public int getComponentIDByObject(Object obj) {

                return obj == getGenerateButton() ? PrincipalComponentsSwingLibrary.GENERATE_STATIST : -1;

        }

        public void addListener(EventListener listener) {

                if(listener instanceof ActionListener)

                        getGenerateButton().addActionListener((ActionListener)listener);

        }

}