| gvSIG desktop 1

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2006 Prodevelop and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *   Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *   +34 963862235

 *   gvsig@gva.es

 *   www.gvsig.gva.es

 *

 *    or

 *

 *   Prodevelop Integraci?n de Tecnolog?as SL

 *   Conde Salvatierra de ?lava , 34-10

 *   46004 Valencia

 *   Spain

 *

 *   +34 963 510 612

 *   +34 963 510 968

 *   gis@prodevelop.es

 *   http://www.prodevelop.es

 */

package org.gvsig.fmap.mapcontext.layers.vectorial;

import org.cresques.cts.IProjection;

import org.gvsig.data.DataStore;

import org.gvsig.data.ReadException;

import org.gvsig.data.operation.DataStoreOperationException;

import org.gvsig.data.operation.DataStoreOperationNotSupportedException;

import org.gvsig.data.vectorial.FeatureStore;

import org.gvsig.exceptions.BaseException;

import org.gvsig.fmap.crs.CRSFactory;

import org.gvsig.fmap.mapcontext.exceptions.DriverLayerException;

import org.gvsig.fmap.mapcontext.exceptions.LegendLayerException;

import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException;

import org.gvsig.fmap.mapcontext.exceptions.NameLayerException;

import org.gvsig.fmap.mapcontext.exceptions.ProjectionLayerException;

import org.gvsig.fmap.mapcontext.exceptions.XMLLayerException;

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

import org.gvsig.fmap.mapcontext.rendering.legend.ILegend;

import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend;

import org.gvsig.fmap.mapcontext.rendering.legend.LegendFactory;

import org.gvsig.fmap.mapcontext.rendering.legend.styling.AttrInTableLabelingStrategy;

import org.gvsig.fmap.mapcontext.rendering.legend.styling.ILabelingStrategy;

import com.iver.utiles.XMLEntity;

public class FLayerVectorialDB extends FLyrVect {

    private boolean loaded = false;

    /* Esto deberia ir en el FLyrDefault */

    public void setProjectionByName(String projectionName)

        throws Exception {

        IProjection proj = CRSFactory.getCRS(projectionName);

        if (proj == null) {

            throw new Exception("No se ha encontrado la proyeccion: " +

                projectionName);

        }

        this.setProjection(proj);

    }

    /* FIXME: esto tendria que tener declarado un throws de algo*/

        public void wakeUp() throws LoadLayerException {

                if (!loaded) {

                        this.load();

                }

        }

    public void load() throws LoadLayerException {

                if (this.getName() == null || this.getName().length() == 0) {

                        this.setAvailable(false);

                        throw new NameLayerException(this.getName(),null);

                }

                try {

                        if (this.getFeatureStore() == null) {

                                this.setAvailable(false);

                                //TODO: traducir???

                                throw new DriverLayerException(this.getName(),null);

                        }

                } catch (ReadException e1) {

                        throw new LoadLayerException(getName(),e1);

                }

                if (this.getProjection() == null) {

                        this.setAvailable(false);

                        //TODO: traducir???

                        throw new ProjectionLayerException(this.getName(),null);

                }

//                try {

//                        try {

//                                getFeatureStore().load();

//                        } catch (ReadDriverException e1) {

//                                throw new LoadLayerException(this.getName(),e1);

//                        }

//                } catch (Exception e) {

//                        this.setAvailable(false);

//                        throw new DriverIOException(e);

//                }

//                try {

//                        VectorialDBAdapter dbAdapter = new VectorialDBAdapter();

//                        dbAdapter.setDriver(this.dbDriver);

//                        this.setSource(dbAdapter);

//                } catch (Exception e) {

//                        this.setAvailable(false);

//                        throw new DriverIOException(e);

//                }

//                try {

                        try {

                                this.putLoadSelection();

                                this.putLoadLegend();

                                this.initializeLegendDefault();

                        } catch (XMLException e) {

                                this.setAvailable(false);

                                throw new XMLLayerException(this.getName(),e);

                        } catch (LegendLayerException e) {

                                this.setAvailable(false);

                                throw new LegendLayerException(this.getName(),e);

                        } catch (ReadException e) {

                                this.setAvailable(false);

                                throw new LoadLayerException(this.getName(),e);

                        }

//                } catch (Exception e) {

//                        this.setAvailable(false);

//                        //TODO: traducir???

//                        throw new DriverIOException(e);

//                }

                this.cleanLoadOptions();

        }

    /* Esto deberia ir en FLyrVect */

        private void initializeLegendDefault() throws ReadException, LegendLayerException {

                if (this.getLegend() == null) {

//                        this.getFeatureStore().getMetadata().

                        Object obj=null;

                        try {

                                obj = this.getFeatureStore().getMetadata().get("WithDefaultLegend");

                        } catch (BaseException e1) {

                                throw new ReadException(getName(),e1);

                        }

            if (obj!=null && ((Boolean)obj).booleanValue()) {

                    ILegend legend = null;

                                try{

                                        legend = (ILegend) getFeatureStore().invokeOperation("defaultLegend", null);

                                } catch (DataStoreOperationNotSupportedException e) {

                                        // Not suported

                                } catch (DataStoreOperationException e) {

                                        throw new LegendLayerException(getName(),e);

                                }

//                    WithDefaultLegend aux = (WithDefaultLegend) this.getRecordset().getDriver();

                this.setLegend((IVectorLegend)legend);

            } else {

                this.setLegend(LegendFactory.createSingleSymbolLegend(

                        this.getShapeType()));

            }

            try {

                                obj=this.getFeatureStore().getMetadata().get("LabelingStrategy");

                        } catch (BaseException e) {

                                throw new ReadException(getName(),e);

                        }

            if (obj!=null && ((Boolean)obj).booleanValue()){

            ILabelingStrategy labeler=null;

                        try {

                                labeler = (ILabelingStrategy)getFeatureStore().invokeOperation("labelingStrategy",null);

                        } catch (DataStoreOperationException e) {

                                // TODO Auto-generated catch block

                                e.printStackTrace();

                        } catch (DataStoreOperationNotSupportedException e) {

                                throw new LegendLayerException(getName(),e);

                        }

            if (labeler instanceof AttrInTableLabelingStrategy) {

                    ((AttrInTableLabelingStrategy) labeler).setLayer(this);

            }

            this.setLabelingStrategy(labeler);

            }

                }

        }

    public void setXMLEntity(XMLEntity xml) throws XMLException {

//        IProjection proj = null;

//

//        if (xml.contains("proj")) {

//            proj = CRSFactory.getCRS(xml.getStringProperty("proj"));

//        }

//        else {

//            proj = this.getMapContext().getViewPort().getProjection();

//        }

//

//        this.setName(xml.getName());

//        this.setProjection(proj);

//

//        String driverName = xml.getStringProperty("db");

//        IVectorialDatabaseDriver driver;

//

//        try {

//            driver = (IVectorialDatabaseDriver) LayerFactory.getDM()

//                                                           .getDriver(driverName);

//

//            //Hay que separar la carga de los datos del XMLEntity del load.

//            driver.setXMLEntity(xml.getChild(2));

//            this.setDriver(driver);

//        }

//        catch (Exception e) {

//            throw new XMLException(e);

//        }

//

//        super.setXMLEntityNew(xml);

    }

        public void setDataStore(DataStore dataStore) {

                super.setDataStore(dataStore);

        }

}