Application: gvSIG desktop » gvSIG raster

/* gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2016 gvSIG Association

 *

 * 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.webmap.app.mainplugin;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.beans.PropertyChangeEvent;

import java.beans.PropertyChangeListener;

import java.io.File;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JTabbedPane;

import javax.swing.event.ChangeEvent;

import javax.swing.event.ChangeListener;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.andami.Launcher;

import org.gvsig.andami.PluginServices;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

import org.gvsig.app.gui.WizardPanel;

import org.gvsig.app.gui.wizards.WizardListener;

import org.gvsig.app.gui.wizards.WizardListenerSupport;

import org.gvsig.app.project.documents.view.toc.actions.LayerErrorsPanel;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataStoreParameters;

import org.gvsig.fmap.dal.DataStoreProviderFactory;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.raster.api.RasterCache;

import org.gvsig.fmap.dal.raster.api.RasterStore;

import org.gvsig.fmap.dal.spi.DALSPILocator;

import org.gvsig.fmap.dal.spi.DataManagerProviderServices;

import org.gvsig.fmap.dal.swing.dataStoreParameters.DataStoreParametersPanelFactory;

import org.gvsig.fmap.dal.swing.dataStoreParameters.DataStoreParametersPanelFactory_v2;

import org.gvsig.fmap.dal.swing.dataStoreParameters.DataStoreParametersPanel_v2;

import org.gvsig.fmap.mapcontext.MapContext;

import org.gvsig.fmap.mapcontext.MapContextLocator;

import org.gvsig.fmap.mapcontext.MapContextManager;

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

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dispose.DisposeUtils;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.i18n.I18nManager;

import org.gvsig.tools.identitymanagement.UnauthorizedException;

import org.gvsig.tools.swing.api.ToolsSwingLocator;

import org.gvsig.tools.swing.api.windowmanager.WindowManager;

import org.gvsig.webmap.lib.api.WebMapLocator;

import org.gvsig.webmap.lib.api.WebMapManager;

/**

 * Wizard panel to add a new WebMap layer

 *

 * @author dmartinez (dmartinez@disid.com)

 */

public class AddWebMapLayerWizard extends WizardPanel { //implements MouseListener {

    private static final long serialVersionUID = 1L;

    private static final String TAB_NAME = "WebMaps";

    private static Logger logger = LoggerFactory.getLogger(AddWebMapLayerWizard.class.getName());

    private JTabbedPane tabbedPane = null;

    private WizardListenerSupport listenerSupport = null;

    private Map<String, DataStoreProviderFactory> providerFactories = null;

    /**

     * This method creates this class

     */

    public AddWebMapLayerWizard() {

        super();

    }

    /**

     * This method initializes this

     */

    private void initialize() {

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        providerFactories = new HashMap<String, DataStoreProviderFactory>();

        setTabName(i18nManager.getTranslation(TAB_NAME));

        setLayout(new GridBagLayout());

        GridBagConstraints gridBagConstraints = new GridBagConstraints();

        gridBagConstraints.fill = GridBagConstraints.BOTH;

        gridBagConstraints.weightx = 1.0;

        gridBagConstraints.weighty = 1.0;

        gridBagConstraints.insets = new Insets(6, 6, 6, 6);

        tabbedPane = new JTabbedPane();

        WebMapManager webMapManager = WebMapLocator.getManager();

        List<DataStoreParametersPanelFactory> factories = webMapManager.getDataParametersPanel();

        if (factories.isEmpty()) {

            tabbedPane.add(new JLabel(i18nManager.getTranslation("_not_installed_webmap_services_found")));

        } else {

            for (DataStoreParametersPanelFactory factory : factories) {

                DataStoreParametersPanelFactory_v2 fact = (DataStoreParametersPanelFactory_v2) factory;

                DataManagerProviderServices manager = DALSPILocator.getDataManagerProviderServices();

                DataStoreProviderFactory providerFactory = manager.getStoreProviderFactory(fact.getName());

                DynObject params = providerFactory.createParameters();

                providerFactories.put(i18nManager.getTranslation(providerFactory.getName()), providerFactory);

                DataStoreParametersPanel_v2 parametersPanel = (DataStoreParametersPanel_v2) fact.create(params);

                // FIXME: ? Meter un getLabel en el

                // DataStoreParametersPanelFactory_v2 ?

                tabbedPane.add(i18nManager.getTranslation(providerFactory.getName()), parametersPanel.asJComponent());

                parametersPanel.asJComponent().addPropertyChangeListener(new PropertyChangeListener() {

                    @Override

                    public void propertyChange(PropertyChangeEvent evt) {

                        getWizardListenerSupport().callStateChanged(areSettingsValid());

                    }

                });

            }

        }

        add(tabbedPane, gridBagConstraints);

        tabbedPane.addChangeListener(new ChangeListener() {

            @Override

            public void stateChanged(ChangeEvent e) {

                DataStoreParametersPanel_v2 panel = (DataStoreParametersPanel_v2) tabbedPane.getSelectedComponent();

                getWizardListenerSupport().callStateChanged(panel.areSettingsValid());

            }

        });

    }

    private DataStoreProviderFactory getSelectedProviderFactory() {

        int index = tabbedPane.getSelectedIndex();

        String label = tabbedPane.getTitleAt(index);

        return providerFactories.get(label);

    }

    private WizardListenerSupport getWizardListenerSupport() {

        if (listenerSupport == null)

            listenerSupport = new WizardListenerSupport();

        return listenerSupport;

    }

    @Override

    public void addWizardListener(WizardListener listener) {

        getWizardListenerSupport().addWizardListener(listener);

        getWizardListenerSupport().callStateChanged(false);

    }

    @Override

    public void removeWizardListener(WizardListener listener) {

        getWizardListenerSupport().removeWizardListener(listener);

    }

    @Override

    public void close() {

    }

    @Override

    public void execute() {

        if (providerFactories.isEmpty()) {

            close();

            return;

        }

        if (!areSettingsValid()) {

            messageBoxInfo("error_creating_parameters", PluginServices.getMDIManager().getActiveWindow(), null);

            return;

        }

        DataStoreParametersPanel_v2 panel = (DataStoreParametersPanel_v2) tabbedPane.getSelectedComponent();

        DataStoreProviderFactory providerFactory = getSelectedProviderFactory();

        final DynObject parameters = providerFactory.createParameters();

        panel.fetchParameters(parameters);

        final MapContext mapContext = this.getMapContext();

        Thread task = new Thread(new Runnable() {

            @Override

            public void run() {

                FLayer layer = createSingleLayer((DataStoreParameters) parameters);

                getMapCtrl().addLayer(layer);

                mapContext.invalidate();

                DisposeUtils.dispose(layer);

            }

        });

        task.start();

        logger.info("Layer added");

    }

    @Override

    public boolean areSettingsValid() {

        boolean valid = super.areSettingsValid();

        DataStoreParametersPanel_v2 panel = (DataStoreParametersPanel_v2) tabbedPane.getSelectedComponent();

        return valid && panel.areSettingsValid();

    }

//    /**

//     * Adds the layer to the MapContext selected

//     *

//     * @param mapContext

//     * @param layer

//     */

//    private void addLayerToMapContext(MapContext mapContext, FLayer layer) {

//        mapContext.beginAtomicEvent();

//        layer.setVisible(true);

//        mapContext.getLayers().addLayer(layer);

//        mapContext.callLegendChanged();

//        mapContext.endAtomicEvent();

//    }

    private void messageBoxInfo(String msg, Object parentWindow, Exception exception) {

        LoggerFactory.getLogger(getClass()).debug(msg, exception);

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        String string = i18nManager.getTranslation("accept"); //PluginServices.getText(parentWindow, "accept");

        Object[] options = { string };

        JOptionPane.showOptionDialog((java.awt.Component) /*PluginServices.getMainFrame()*/parentWindow,

            "<html>" + i18nManager.getTranslation(msg).replaceAll("\n", "<br>") + "</html>",

            i18nManager.getTranslation("confirmacion"),

            JOptionPane.OK_OPTION,

            JOptionPane.INFORMATION_MESSAGE,

            null,

            options,

            string);

    }

    @Override

    public DataStoreParameters[] getParameters() {

        DataStoreParameters dataStoreParams = (DataStoreParameters) getSelectedProviderFactory().createParameters();

        return new DataStoreParameters[] { dataStoreParams };

    }

    @Override

    public void initWizard() {

        initialize();

    }

    private FLayer createSingleLayer(final DataStoreParameters parameters) {

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        final MapContextManager manager = MapContextLocator.getMapContextManager();

        logger.info("addLayer('{}',...)", parameters.getDataStoreName());

        DataStoreParametersPanel_v2 paramsPanel = (DataStoreParametersPanel_v2) tabbedPane.getSelectedComponent();

        FLayer layer = null;

        String layerName = "";

        try {

            DataManager dataManager = DALLocator.getDataManager();

            RasterStore store = (RasterStore) dataManager.openStore(parameters.getDataStoreName(), parameters);

            layerName = store.getName();

            DynObject tileParameters = dataManager.createStoreParameters("TileCache");

            File rootFolder = new File(Launcher.getAppHomeDir() + File.separator + "gvsig_rcache");

            if (tileParameters.getDynClass().getDynField("rootFolder") != null) {

                tileParameters.setDynValue("rootFolder", rootFolder);

            }

            try {

                if (paramsPanel.isTiled()) {

                    store.useCache("TileCache", tileParameters);

                    if (paramsPanel.refreshLocalCache()) {

                        RasterCache cache = store.getCache();

                        cache.deleteAll();

                    }

                }

            } catch (DataException e) {

                logger.warn("Can't cache the layer.", e);

            }

            layer = manager.createLayer(layerName, store);

            DisposeUtils.disposeQuietly(store);

            return layer;

        } catch (UnauthorizedException e) {

            ApplicationManager application = ApplicationLocator.getManager();

            String resource = ""; // FIXME: coger el server de los parametros

            application.messageDialog(

                i18nManager.getTranslation("_User_0_is_not_authorized_to_1_on_resource_2_3", new String[] {

                    e.getIdentity().getID(), e.getActionName(), e.getResourceName(), resource }),

                i18nManager.getTranslation("_Unauthorized_access"), JOptionPane.WARNING_MESSAGE);

            logger.warn("Unauthorized access to layer '" + layerName + "'.", e);

        } catch (Exception e) {

            LayerErrorsPanel panel = new LayerErrorsPanel(layerName, e);

            panel.setLayer(layer);

            ToolsSwingLocator.getWindowManager().showWindow(panel,

                i18nManager.getTranslation("_Problems_loading_the_layer"), WindowManager.MODE.WINDOW);

            logger.warn("Can't load layer '" + layerName + "'.", e);

        }

        return null;

    }

}