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.impl.datastruct;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import org.gvsig.fmap.dal.coverage.datastruct.ColorTableLibrary;

import org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory;

import org.gvsig.fmap.dal.coverage.datastruct.Extent;

import org.gvsig.fmap.dal.coverage.datastruct.NoData;

import org.gvsig.fmap.dal.coverage.datastruct.TransparencyRange;

import org.gvsig.fmap.dal.coverage.exception.RmfSerializerException;

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

import org.gvsig.fmap.dal.coverage.store.props.Statistics;

import org.gvsig.raster.impl.datastruct.persistence.DefaultColorTableLibrary;

import org.gvsig.raster.impl.store.DefaultMultiRasterStore;

import org.gvsig.raster.impl.store.properties.DataStoreStatistics;

import org.gvsig.raster.impl.store.properties.MultiDataStoreStatistics;

/**

 * Factory for data structures

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

 *

 */

public class DefaultDataStructFactory implements DataStructFactory {

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#createTransparencyRange()

         */

        public TransparencyRange createTransparencyRange() {

                return new TransparencyRangeImpl();

        }

   /*

    * (non-Javadoc)

    * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#getColorTableLibrary()

    */

    public ColorTableLibrary getColorTableLibrary() {

            return DefaultColorTableLibrary.getInstance();

    }

    /*

     * (non-Javadoc)

     * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#createExtent(java.awt.geom.Point2D, java.awt.geom.Point2D)

     */

    public Extent createExtent(Point2D ul, Point2D lr) {

            return new ExtentImpl(ul, lr);

    }

    /*

     * (non-Javadoc)

     * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#createExtent(java.awt.geom.Point2D, java.awt.geom.Point2D, java.awt.geom.Point2D, java.awt.geom.Point2D)

     */

    public Extent createExtent(Point2D ul, Point2D lr, Point2D ur, Point2D ll) {

            return new ExtentImpl(ul, lr, ur, ll);

    }

    /*

     * (non-Javadoc)

     * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#createExtent(double, double, double, double)

     */

    public Extent createExtent(double x1, double y1, double x2, double y2) {

            return new ExtentImpl(x1, y1, x2, y2);

    }

    /*

     * (non-Javadoc)

     * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#createExtent(java.awt.geom.Rectangle2D)

     */

    public Extent createExtent(Rectangle2D r) {

            return new ExtentImpl(r);

    }

   /*

    * (non-Javadoc)

    * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#createExtent()

    */

    public Extent createExtent() {

            return new ExtentImpl();

    }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#createNoData(double, int, int)

         */

        public NoData createNoData(double noData, int type, int dataType) {

                return new DefaultNoData(noData, type, dataType);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.dal.coverage.datastruct.DataStructFactory#loadStatisticsFromStore(org.gvsig.fmap.dal.coverage.store.RasterDataStore)

         */

        public Statistics loadStatisticsFromStore(RasterDataStore store) throws RmfSerializerException {

                if(store instanceof DefaultMultiRasterStore) {

                        DataStoreStatistics[] stats = new DataStoreStatistics[store.getDataStoreCount()];

                        DefaultMultiRasterStore storeImpl = (DefaultMultiRasterStore)store;

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

                                Statistics statFile = (storeImpl.getProvider(i)).getStatistics();

                                stats[i] = (DataStoreStatistics)(storeImpl.getProvider(i)).loadObjectFromRmf(Statistics.class, statFile);

                                //Con que un dataset no tenga la estadistica calculada se pone a no calculado el DatasetListStatistics

                                if(!stats[i].isCalculated())

                                        return null;

                        }

                        MultiDataStoreStatistics result = new MultiDataStoreStatistics(stats);

                        result.setCalculated(true);

                        return result;

                }

                return null;

                //TODO: Implementar para Mosaic

        }

}