Application: gvSIG desktop

package org.gvsig.app.project.documents.view.dalactions;

import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;

import javax.swing.Action;

import static javax.swing.Action.ACTION_COMMAND_KEY;

import static javax.swing.Action.NAME;

import static javax.swing.Action.SHORT_DESCRIPTION;

import static javax.swing.Action.SMALL_ICON;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

import org.gvsig.app.project.documents.view.ViewDocument;

import org.gvsig.app.project.documents.view.ViewManager;

import org.gvsig.expressionevaluator.Expression;

import org.gvsig.fmap.dal.DataStore;

import org.gvsig.fmap.dal.feature.Feature;

import org.gvsig.fmap.dal.feature.FeatureQuery;

import org.gvsig.fmap.dal.feature.FeatureSet;

import org.gvsig.fmap.dal.feature.FeatureStore;

import org.gvsig.fmap.dal.swing.AbstractDALActionFactory;

import org.gvsig.fmap.dal.swing.DALActionFactory.DALActionContext;

import org.gvsig.fmap.dal.swing.DALSwingLocator;

import org.gvsig.fmap.dal.swing.DataSwingManager;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.GeometryUtils;

import org.gvsig.fmap.geom.primitive.Envelope;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.i18n.I18nManager;

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

import org.gvsig.tools.swing.icontheme.IconTheme;

/**

 *

 * @author jjdelcerro

 */

@SuppressWarnings("UseSpecificCatch")

public class ViewZoomAction extends AbstractAction {

    public static class ViewZoomActionFactory extends AbstractDALActionFactory {

        public static final String ACTION_NAME = "ViewZoom";

        public ViewZoomActionFactory() {

            super(ACTION_NAME);

        }

        @Override

        public Action createAction(DALActionContext context) {

            return new ViewZoomAction(context);

        }

        public static void selfRegister() {

            DataSwingManager dalSwingManager = DALSwingLocator.getSwingManager();

            dalSwingManager.registerStoreAction(new ViewZoomActionFactory());

        }

    }

    private final DALActionContext context;

    public ViewZoomAction(DALActionContext context) {

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        IconTheme iconTheme = ToolsSwingLocator.getIconThemeManager().getDefault();

        this.context = context;

        this.putValue(NAME, null);

        this.putValue(SHORT_DESCRIPTION, i18nManager.getTranslation("_Zoom"));

        this.putValue(SMALL_ICON, iconTheme.get("view-navigation-zoom-to-selection"));

        this.putValue(ACTION_COMMAND_KEY, ViewZoomActionFactory.ACTION_NAME);

        DataStore store = this.context.getStore();

        this.setEnabled(store instanceof FeatureStore);

    }

    @Override

    public void actionPerformed(ActionEvent ae) {

        ApplicationManager application = ApplicationLocator.getManager();

        ViewDocument view = (ViewDocument) application.getActiveDocument(ViewDocument.class);

        if( view == null ) {

            return;

        }

        Expression filter = this.context.getFilterForSelecteds();

        if (filter == null) {

            FeatureQuery query = this.context.getQuery();

            if( query!=null ) {

              filter = query.getExpressionFilter();

            }

        }

        if (filter == null) {

            return;

        }

        try {

            FeatureStore store = (FeatureStore) this.context.getStore();

            FeatureSet set = store.getFeatureSet(filter);

            Envelope envelope = GeometryUtils.createEnvelope(Geometry.SUBTYPES.GEOM2D);

            for (Feature feature : set) {

                envelope.add(feature.getDefaultGeometry());

            }

            if( !envelope.isEmpty() ) {

                view.getMapContext().getViewPort().setEnvelope(envelope);

            }

        } catch(Exception ex) {

        }

    }

}