gvsig-raster / org.gvsig.raster.wcs / trunk / org.gvsig.raster.wcs / org.gvsig.raster.wcs.io / src / main / java / org / gvsig / raster / wcs / io / WCSProvider.java @ 483
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.raster.wcs.io; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.NoninvertibleTransformException; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.io.File; |
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import java.io.IOException; |
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import java.net.URL; |
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import java.util.Hashtable; |
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import org.gvsig.compat.net.ICancellable; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataStore; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
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import org.gvsig.fmap.dal.coverage.dataset.io.gdal.GdalProvider; |
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import org.gvsig.fmap.dal.coverage.datastruct.BandList; |
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import org.gvsig.fmap.dal.coverage.datastruct.Extent; |
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import org.gvsig.fmap.dal.coverage.exception.BandAccessException; |
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import org.gvsig.fmap.dal.coverage.exception.BandNotFoundInListException; |
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import org.gvsig.fmap.dal.coverage.exception.FileNotOpenException; |
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import org.gvsig.fmap.dal.coverage.exception.InvalidSetViewException; |
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import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException; |
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
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import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
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import org.gvsig.fmap.dal.coverage.exception.RemoteServiceException; |
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import org.gvsig.fmap.dal.coverage.store.props.Transparency; |
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import org.gvsig.fmap.dal.spi.DataManagerProviderServices; |
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import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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import org.gvsig.metadata.MetadataLocator; |
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import org.gvsig.raster.cache.tile.TileCacheLocator; |
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import org.gvsig.raster.cache.tile.TileCacheManager; |
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import org.gvsig.raster.cache.tile.exception.TileGettingException; |
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import org.gvsig.raster.cache.tile.provider.TileListener; |
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import org.gvsig.raster.cache.tile.provider.TileServer; |
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import org.gvsig.raster.impl.DefaultRasterManager; |
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import org.gvsig.raster.impl.datastruct.BandListImpl; |
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import org.gvsig.raster.impl.datastruct.DatasetBandImpl; |
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import org.gvsig.raster.impl.datastruct.ExtentImpl; |
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import org.gvsig.raster.impl.provider.DefaultRasterProvider; |
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import org.gvsig.raster.impl.provider.RasterProvider; |
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import org.gvsig.raster.impl.provider.RemoteRasterProvider; |
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import org.gvsig.raster.impl.store.DefaultStoreFactory; |
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import org.gvsig.raster.impl.store.properties.DataStoreColorInterpretation; |
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import org.gvsig.raster.impl.store.properties.DataStoreTransparency; |
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import org.gvsig.raster.impl.store.properties.RemoteDataStoreStatistics; |
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import org.gvsig.remoteclient.wcs.WCSStatus; |
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import org.gvsig.tools.ToolsLocator; |
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/**
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* Clase que representa al driver de acceso a datos de wcs.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class WCSProvider extends DefaultRasterProvider implements RemoteRasterProvider { |
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public static String NAME = "Wcs Store"; |
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public static String DESCRIPTION = "Wcs Raster file"; |
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public static final String METADATA_DEFINITION_NAME = "WcsStore"; |
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private Extent viewRequest = null; |
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private static Hashtable<URL, WCSConnector> |
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drivers = new Hashtable<URL, WCSConnector> (); |
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private boolean open = false; |
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private DataStoreTransparency fileTransparency = null; |
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private File lastRequest = null; |
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public static void register() { |
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DataManagerProviderServices dataman = (DataManagerProviderServices) DALLocator.getDataManager(); |
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if (dataman != null && !dataman.getStoreProviders().contains(NAME)) { |
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dataman.registerStoreProvider(NAME, |
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WCSProvider.class, WCSDataParameters.class); |
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} |
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if (!dataman.getExplorerProviders().contains(WCSServerExplorer.NAME)) {
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dataman.registerExplorerProvider(WCSServerExplorer.NAME, WCSServerExplorer.class, WCSServerExplorerParameters.class); |
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} |
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dataman.registerStoreFactory(NAME, DefaultStoreFactory.class); |
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} |
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public WCSProvider() throws NotSupportedExtensionException { |
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super();
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} |
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/**
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* Constructor. Abre el dataset.
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* @param proj Proyecci?n
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* @param fName Nombre del fichero
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* @throws NotSupportedExtensionException
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*/
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public WCSProvider(String params) throws NotSupportedExtensionException { |
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super(params);
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if(params instanceof String) { |
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WCSDataParameters p = new WCSDataParameters();
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p.setURI((String)params);
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super.init(p, null, ToolsLocator.getDynObjectManager() |
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.createDynObject( |
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MetadataLocator.getMetadataManager().getDefinition( |
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DataStore.METADATA_DEFINITION_NAME))); |
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init(p, null);
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} |
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} |
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public WCSProvider(WCSDataParameters params,
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DataStoreProviderServices storeServices) throws NotSupportedExtensionException {
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super(params, storeServices, ToolsLocator.getDynObjectManager()
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.createDynObject( |
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MetadataLocator.getMetadataManager().getDefinition( |
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DataStore.METADATA_DEFINITION_NAME))); |
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init(params, storeServices); |
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} |
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/**
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* Gets the connector from the URL
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* @return
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* @throws RemoteServiceException
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*/
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private WCSConnector getConnector() throws RemoteServiceException { |
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WCSDataParameters p = (WCSDataParameters)parameters; |
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URL url = null; |
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try {
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url = new URL(p.getURI()); |
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} catch (Exception e) { |
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throw new RemoteServiceException("Malformed URL",e); |
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} |
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try {
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return WCSProvider.getConnectorFromURL(url);
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} catch (IOException e) { |
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throw new RemoteServiceException("Error getting the connector",e); |
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} |
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} |
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/**
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* Crea las referencias al fichero y carga
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* las estructuras con la informaci?n y los metadatos.
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* @param proj Proyecci?n
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* @param param Parametros de carga
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* @throws NotSupportedExtensionException
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*/
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public void init (DataStoreParameters params, |
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DataStoreProviderServices storeServices) throws NotSupportedExtensionException {
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setParam(storeServices, params); |
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try {
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getDataTypeFromServer(); |
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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} |
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//Temporal hastq que sepamos el tipo de dato y n?mero de bandas
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mustTileRequest = false;
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stats = new RemoteDataStoreStatistics(this); |
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} |
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public static final WCSConnector getConnectorFromURL(URL url) throws IOException { |
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WCSConnector drv = (WCSConnector) drivers.get(url); |
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if (drv == null) { |
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drv = new WCSConnector(url);
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drivers.put(url, drv); |
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} |
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return drv;
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} |
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/**
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* Obtiene el objeto que contiene que contiene la interpretaci?n de
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* color por banda
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* @return
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*/
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public DataStoreColorInterpretation getColorInterpretation() {
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if(colorInterpretation == null) { |
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colorInterpretation = new DataStoreColorInterpretation();
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colorInterpretation.initColorInterpretation(getBandCount()); |
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if(getBandCount() == 3) { |
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colorInterpretation.setColorInterpValue(0, DataStoreColorInterpretation.RED_BAND);
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colorInterpretation.setColorInterpValue(1, DataStoreColorInterpretation.GREEN_BAND);
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colorInterpretation.setColorInterpValue(2, DataStoreColorInterpretation.BLUE_BAND);
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} else {
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for (int i = 0; i < getBandCount(); i++) { |
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colorInterpretation.setColorInterpValue(i, DataStoreColorInterpretation.GRAY_BAND); |
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} |
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} |
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} |
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return colorInterpretation;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#getAffineTransform()
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*/
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public AffineTransform getAffineTransform() { |
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WCSDataParameters p = (WCSDataParameters)parameters; |
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Point2D resolution = null; |
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try {
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resolution = getConnector().getMaxResolution(p.getCoverageName()); |
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Extent e = getExtent(); |
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ownTransformation = new AffineTransform( |
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resolution.getX(), |
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0,
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0,
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-resolution.getY(), |
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e.getULX() - (resolution.getX() / 2),
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e.getULY() - (resolution.getY() / 2));
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externalTransformation = (AffineTransform) ownTransformation.clone();
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return ownTransformation;
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} catch (RemoteServiceException e1) {
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e1.printStackTrace(); |
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} |
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return null; |
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} |
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/**
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* Calcula el extent en coordenadas del mundo real
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* @return Extent
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*/
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public Extent getExtent() {
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WCSDataParameters p = (WCSDataParameters)parameters; |
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try {
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Rectangle2D r = getConnector().getFullExtent(p.getCoverageName(), p.getSRSCode());
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return new ExtentImpl(r.getX(), r.getY() + r.getHeight(), r.getX() + r.getWidth(), r.getY()); |
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} catch (RemoteServiceException e1) {
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e1.printStackTrace(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.RemoteRasterProvider#getLayerExtent(java.lang.String, java.lang.String)
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*/
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public Rectangle2D getLayerExtent(String layerName, String srs) throws RemoteServiceException { |
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#load()
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*/
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public RasterProvider load() {
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return this; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.RasterProvider#isOpen()
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*/
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public boolean isOpen() { |
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return open;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#close()
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*/
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public void close() { |
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open = false;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getTransparency()
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*/
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public Transparency getTransparency() { |
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if(fileTransparency == null) |
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fileTransparency = new DataStoreTransparency();
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return fileTransparency;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#translateFileName(java.lang.String)
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*/
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public String translateFileName(String fileName) { |
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return fileName;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setView(org.gvsig.fmap.dal.coverage.datastruct.Extent)
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*/
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public void setView(Extent e) { |
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viewRequest = e; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getView()
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*/
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public Extent getView() {
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return viewRequest;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWidth()
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*/
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public double getWidth() { |
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WCSDataParameters p = (WCSDataParameters)parameters; |
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Point2D resolution = null; |
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try {
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resolution = getConnector().getMaxResolution(p.getCoverageName()); |
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Extent e = getExtent(); |
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return e.width() / resolution.getX();
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} catch (RemoteServiceException e1) {
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e1.printStackTrace(); |
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} |
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return 0; |
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} |
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|
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getHeight()
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*/
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public double getHeight() { |
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WCSDataParameters p = (WCSDataParameters)parameters; |
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Point2D resolution = null; |
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try {
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resolution = getConnector().getMaxResolution(p.getCoverageName()); |
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Extent e = getExtent(); |
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return e.height() / resolution.getY();
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} catch (RemoteServiceException e1) {
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e1.printStackTrace(); |
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} |
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return 0; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#readCompleteLine(int, int)
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*/
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public Object readCompleteLine(int line, int band) |
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throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
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return null; |
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} |
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/**
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* When the remote layer has fixed size this method downloads the file and return its reference.
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* File layer has in the long side FIXED_SIZE pixels and the bounding box is complete. This file could be
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* useful to build an histogram or calculate statistics. This represents a sample of data.
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* @return
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* @throws RasterDriverException
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*/
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public File getFileLayer() throws RasterDriverException { |
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Extent e = getExtent(); |
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Rectangle2D bBox = new Rectangle2D.Double(e.getULX(), e.getLRY(), e.width(), e.height()); |
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WCSStatus wcsStatus = loadWCSStatus(bBox); |
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return downloadFile(wcsStatus, e.getULX(), e.getULY(), e.getLRX(), e.getLRY(),
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(int)getWidth(), (int)getHeight()); |
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} |
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/**
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* Reads a complete block of data and returns an tridimensional array of the right type. This function is useful
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* to read a file very fast without setting a view. In a WMS service when the size is fixed then it will read the
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* entire image but when the source hasn't pixel size it will read a sample of data. This set of data will have
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* the size defined in FIXED_SIZE.
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*
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* @param pos Posici?n donde se empieza a leer
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* @param blockHeight Altura m?xima del bloque leido
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* @return Object que es un array tridimendional del tipo de datos del raster. (Bandas X Filas X Columnas)
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* @throws InvalidSetViewException
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* @throws FileNotOpenException
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* @throws RasterDriverException
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*/
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public Object readBlock(int pos, int blockHeight) |
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throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException {
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File lastFile = getFileLayer();
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BandList bandList = new BandListImpl();
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for (int i = 0; i < 3; i++) { |
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try {
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bandList.addBand(new DatasetBandImpl(lastFile.getPath(), pos, Buffer.TYPE_BYTE, 3), pos); |
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} catch (BandNotFoundInListException e1) {
|
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} |
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} |
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bandList.setDrawableBands(new int[]{0, 1, 2}); |
399 |
|
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try {
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GdalProvider driver = new GdalProvider(lastFile.getPath());
|
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return driver.readBlock(pos, blockHeight);
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} catch (NotSupportedExtensionException exc) {
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throw new RasterDriverException("Error building GdalDriver", exc); |
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} |
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} |
407 |
|
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/*
|
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* (non-Javadoc)
|
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getData(int, int, int)
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*/
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public Object getData(int x, int y, int band) |
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throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
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return null; |
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} |
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|
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/**
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* Gets the georeferencing file name form a raster file
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* @param file
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* a raster file
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* @return
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* a georeferencing file
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*/
|
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private String getWorldFile(String file){ |
425 |
String worldFile = file;
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int index = file.lastIndexOf("."); |
427 |
if (index > 0) { |
428 |
worldFile = file.substring(0, index) + getExtensionWorldFile();
|
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} else {
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worldFile = file + getExtensionWorldFile(); |
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} |
432 |
return worldFile;
|
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} |
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|
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/**
|
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* Obtiene la extensi?n del fichero de georreferenciaci?n
|
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* @return String con la extensi?n del fichero de georreferenciaci?n dependiendo
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* del valor del formato obtenido del servidor. Por defecto asignaremos un .wld
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*/
|
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private String getExtensionWorldFile() { |
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WCSDataParameters p = (WCSDataParameters)parameters; |
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String extWorldFile = ".wld"; |
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if(p.getFormat().equals("image/tif") || p.getFormat().equals("image/tiff")) { |
444 |
extWorldFile = ".tfw";
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} |
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return extWorldFile;
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} |
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|
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private WCSStatus loadWCSStatus(Rectangle2D bBox) { |
450 |
WCSDataParameters p = (WCSDataParameters)parameters; |
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WCSStatus wcsStatus = new WCSStatus();
|
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wcsStatus.setCoveraName(p.getCoverageName()); |
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wcsStatus.setSrs(p.getSRSCode()); |
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wcsStatus.setFormat(p.getFormat()); |
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wcsStatus.setOnlineResource(p.getOnlineResource() != null ? (String) p.getOnlineResource().get("GetCoverage") : null); |
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wcsStatus.setExtent(bBox); |
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wcsStatus.setHeight(p.getHeight()); |
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wcsStatus.setWidth(p.getWidth()); |
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wcsStatus.setDepth(p.getDepth()); |
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wcsStatus.setParameters(p.getParameter()); |
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wcsStatus.setTime(p.getTime()); |
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return wcsStatus;
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} |
464 |
|
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/**
|
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* This function downloads the file and creates the georeferencing file
|
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* @param wcsStatus
|
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* @param ulx
|
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* @param uly
|
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* @param lrx
|
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* @param lry
|
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* @param w
|
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* @param h
|
474 |
* @return
|
475 |
* @throws RasterDriverException
|
476 |
*/
|
477 |
private File downloadFile(WCSStatus wcsStatus, double ulx, double uly, double lrx, double lry, int w, int h) throws RasterDriverException { |
478 |
try {
|
479 |
lastRequest = getConnector().getCoverage(wcsStatus, ((WCSDataParameters)parameters).getCancellable()); |
480 |
} catch (RemoteServiceException e) {
|
481 |
throw new RasterDriverException(e.getMessage(), e); |
482 |
} |
483 |
|
484 |
String nameWorldFile = getWorldFile(lastRequest.getPath());
|
485 |
try {
|
486 |
fileUtil.createWorldFile(nameWorldFile, new ExtentImpl(ulx, uly, lrx, lry), w, h);
|
487 |
} catch (IOException e) { |
488 |
throw new RasterDriverException("Error downloading file", e); |
489 |
} |
490 |
|
491 |
return lastRequest;
|
492 |
} |
493 |
|
494 |
/**
|
495 |
* Assigns the list of bands RGB and read a window of data
|
496 |
* @param rasterBuf
|
497 |
* @param bandList
|
498 |
* @param lastFile
|
499 |
* @param ulx
|
500 |
* @param uly
|
501 |
* @param lrx
|
502 |
* @param lry
|
503 |
* @return
|
504 |
* @throws RasterDriverException
|
505 |
* @throws ProcessInterruptedException
|
506 |
*/
|
507 |
public Buffer getBuffer(Buffer rasterBuf, BandList bandList, File lastFile, |
508 |
double ulx, double uly, double lrx, double lry) throws RasterDriverException, ProcessInterruptedException { |
509 |
try {
|
510 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
511 |
String serverName = bandList.getBand(0).getFileName(); |
512 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
513 |
bandList.getBand(i).setFileName(lastFile.getPath()); |
514 |
} |
515 |
|
516 |
GdalProvider driver = new GdalProvider(lastFile.getPath());
|
517 |
Buffer buf = driver.getWindow(new ExtentImpl(ulx, uly, lrx, lry), bandList, rasterBuf); |
518 |
|
519 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
520 |
bandList.getBand(i).setFileName(serverName); |
521 |
} |
522 |
|
523 |
return buf;
|
524 |
} catch (NotSupportedExtensionException e) {
|
525 |
throw new RasterDriverException("Error building GdalDriver", e); |
526 |
} |
527 |
} |
528 |
|
529 |
/*
|
530 |
* (non-Javadoc)
|
531 |
* @see org.gvsig.raster.impl.provider.RasterProvider#isTiled()
|
532 |
*/
|
533 |
public boolean isTiled() { |
534 |
return mustTileRequest;
|
535 |
} |
536 |
|
537 |
/*
|
538 |
* (non-Javadoc)
|
539 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(org.gvsig.fmap.dal.coverage.datastruct.Extent, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.raster.cache.tile.provider.TileListener)
|
540 |
*/
|
541 |
public void getWindow(Extent ex, int bufWidth, int bufHeight, |
542 |
BandList bandList, TileListener listener) throws ProcessInterruptedException, RasterDriverException {
|
543 |
if(mustTileRequest) {
|
544 |
|
545 |
} else {
|
546 |
Buffer raster = DefaultRasterManager.getInstance().createBuffer(getDataType()[0], bufWidth, bufHeight, 3, true); |
547 |
getWindow(ex, bufWidth, bufHeight, bandList, raster, true);
|
548 |
raster.setDataExtent(ex.toRectangle2D()); |
549 |
|
550 |
TileCacheManager m = TileCacheLocator.getManager(); |
551 |
org.gvsig.raster.cache.tile.Tile t = m.createTile(-1, 0, 0); |
552 |
t.setData(new Object[]{raster}); |
553 |
t.setUl(new Point2D.Double(ex.getULX(), ex.getULY())); |
554 |
t.setLr(new Point2D.Double(ex.getLRX(), ex.getLRY())); |
555 |
t.setDownloaderParams("AffineTransform", getAffineTransform());
|
556 |
t.setDownloaderParams("Tiling", new Boolean(false)); |
557 |
try {
|
558 |
listener.tileReady(t); |
559 |
} catch (TileGettingException e) {
|
560 |
throw new RasterDriverException("Error throwing a tile", e); |
561 |
} |
562 |
|
563 |
//listener.nextBuffer(raster, null, new ExtentImpl(minX, minY, maxX, maxY), getAffineTransform(), null, false);
|
564 |
listener.endReading(); |
565 |
} |
566 |
} |
567 |
|
568 |
/*
|
569 |
* (non-Javadoc)
|
570 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
|
571 |
*/
|
572 |
public Buffer getWindow(Extent ex, BandList bandList, Buffer rasterBuf) |
573 |
throws ProcessInterruptedException, RasterDriverException {
|
574 |
Rectangle2D bBox = ex.toRectangle2D();
|
575 |
WCSStatus wmsStatus = loadWCSStatus(bBox); |
576 |
|
577 |
lastRequest = downloadFile(wmsStatus, ex.getULX(), ex.getULY(), ex.getLRX(), ex.getLRY(), rasterBuf.getWidth(), rasterBuf.getHeight()); |
578 |
|
579 |
if (lastRequest == null) { |
580 |
return rasterBuf;
|
581 |
} |
582 |
|
583 |
try {
|
584 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
585 |
/*bandCount = driver.getBandCount();
|
586 |
setDataType(driver.getDataType());
|
587 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf, bandList);*/
|
588 |
|
589 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
590 |
String serverName = bandList.getBand(0).getFileName(); |
591 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
592 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
593 |
} |
594 |
|
595 |
Buffer buf = driver.getWindow(ex, bandList, rasterBuf);
|
596 |
|
597 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
598 |
bandList.getBand(i).setFileName(serverName); |
599 |
} |
600 |
driver.close(); |
601 |
return buf;
|
602 |
} catch (NotSupportedExtensionException e) {
|
603 |
throw new RasterDriverException("Error building GdalDriver", e); |
604 |
} |
605 |
} |
606 |
|
607 |
/*
|
608 |
* (non-Javadoc)
|
609 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
|
610 |
*/
|
611 |
public Buffer getWindow(double ulx, double uly, double w, double h, |
612 |
BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
613 |
Rectangle2D bBox = new Rectangle2D.Double(ulx, uly, w, h); |
614 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
615 |
|
616 |
lastRequest = downloadFile(wcsStatus, ulx, uly, ulx + w, uly - h, rasterBuf.getWidth(), rasterBuf.getHeight()); |
617 |
|
618 |
if (lastRequest == null) { |
619 |
return rasterBuf;
|
620 |
} |
621 |
|
622 |
try {
|
623 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
624 |
/*bandCount = driver.getBandCount();
|
625 |
setDataType(driver.getDataType());
|
626 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf, bandList);*/
|
627 |
|
628 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
629 |
String serverName = bandList.getBand(0).getFileName(); |
630 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
631 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
632 |
} |
633 |
|
634 |
Buffer buf = driver.getWindow(ulx, uly, w, h, bandList, rasterBuf, adjustToExtent);
|
635 |
|
636 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
637 |
bandList.getBand(i).setFileName(serverName); |
638 |
} |
639 |
driver.close(); |
640 |
return buf;
|
641 |
} catch (NotSupportedExtensionException e) {
|
642 |
throw new RasterDriverException("Error building GdalDriver", e); |
643 |
} |
644 |
} |
645 |
|
646 |
/*
|
647 |
* (non-Javadoc)
|
648 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(org.gvsig.fmap.dal.coverage.datastruct.Extent, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
|
649 |
*/
|
650 |
public Buffer getWindow(Extent extent, |
651 |
int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
652 |
WCSDataParameters p = (WCSDataParameters)parameters; |
653 |
Rectangle2D bBox = null; |
654 |
p.setWidth(bufWidth); |
655 |
p.setHeight(bufHeight); |
656 |
|
657 |
/*if(p.getExtent() != null) {
|
658 |
bBox = p.getExtent();
|
659 |
extent = new ExtentImpl(p.getExtent());
|
660 |
} else {*/
|
661 |
bBox = extent.toRectangle2D(); |
662 |
//}
|
663 |
|
664 |
//extent.toRectangle2D();//new Rectangle2D.Double(ulx, lry, Math.abs(lrx - ulx), Math.abs(lry - uly));
|
665 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
666 |
lastRequest = downloadFile(wcsStatus, extent.getULX(), extent.getULY(), extent.getLRX(), extent.getLRY(), rasterBuf.getWidth(), rasterBuf.getHeight()); |
667 |
|
668 |
if (lastRequest == null) { |
669 |
return rasterBuf;
|
670 |
} |
671 |
|
672 |
try {
|
673 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
674 |
/*bandCount = driver.getBandCount();
|
675 |
setDataType(driver.getDataType());
|
676 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf, bandList);*/
|
677 |
|
678 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
679 |
String serverName = bandList.getBand(0).getFileName(); |
680 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
681 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
682 |
} |
683 |
|
684 |
Buffer buf = driver.getWindow(extent, bufWidth, bufHeight, bandList, rasterBuf, adjustToExtent);
|
685 |
|
686 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
687 |
bandList.getBand(i).setFileName(serverName); |
688 |
} |
689 |
driver.close(); |
690 |
return buf;
|
691 |
} catch (NotSupportedExtensionException e) {
|
692 |
throw new RasterDriverException("Error building GdalDriver", e); |
693 |
} |
694 |
} |
695 |
|
696 |
/*
|
697 |
* (non-Javadoc)
|
698 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
|
699 |
*/
|
700 |
public Buffer getWindow(int x, int y, |
701 |
BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
702 |
int w = rasterBuf.getWidth();
|
703 |
int h = rasterBuf.getHeight();
|
704 |
Point2D p1 = rasterToWorld(new Point2D.Double(x, y)); |
705 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h)); |
706 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p1.getX()), Math.abs(p1.getY() - p2.getY())); |
707 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
708 |
|
709 |
lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), rasterBuf.getWidth(), rasterBuf.getHeight()); |
710 |
|
711 |
if (lastRequest == null) { |
712 |
return rasterBuf;
|
713 |
} |
714 |
|
715 |
GdalProvider driver = null;
|
716 |
try {
|
717 |
driver = new GdalProvider(lastRequest.getPath());
|
718 |
/*bandCount = driver.getBandCount();
|
719 |
setDataType(driver.getDataType());
|
720 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf,bandList);*/
|
721 |
|
722 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
723 |
String serverName = bandList.getBand(0).getFileName(); |
724 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
725 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
726 |
} |
727 |
|
728 |
Buffer buf = driver.getWindow(0, 0, w, h, rasterBuf.getWidth(), rasterBuf.getHeight(), bandList, rasterBuf); |
729 |
|
730 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
731 |
bandList.getBand(i).setFileName(serverName); |
732 |
} |
733 |
driver.close(); |
734 |
return buf;
|
735 |
} catch (NotSupportedExtensionException e) {
|
736 |
throw new RasterDriverException("Error building GdalDriver", e); |
737 |
} |
738 |
} |
739 |
|
740 |
/**
|
741 |
* When a WCS provider is opened the information of data type and number of bands is not
|
742 |
* available. Only after the first time a raster has been downloaded it can be know.
|
743 |
* @param newDataType
|
744 |
* @param buf
|
745 |
* @param bandList
|
746 |
* @return
|
747 |
* @throws RasterDriverException
|
748 |
*/
|
749 |
private void getDataTypeFromServer() throws RasterDriverException { |
750 |
WCSDataParameters p = (WCSDataParameters)parameters; |
751 |
Extent ext = getExtent(); |
752 |
Rectangle2D bBox = ext.toRectangle2D();
|
753 |
int w = 0; |
754 |
int h = 0; |
755 |
if(ext.width() > ext.height()) {
|
756 |
w = 200;
|
757 |
h = (int)((ext.height() * w) / ext.width());
|
758 |
} else {
|
759 |
h = 200;
|
760 |
w = (int)((ext.width() * h) / ext.height());
|
761 |
} |
762 |
p.setWidth(w); |
763 |
p.setHeight(h); |
764 |
p.setExtent(bBox); |
765 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
766 |
|
767 |
lastRequest = downloadFile(wcsStatus, ext.getULX(), ext.getULY(), ext.getLRX(), ext.getLRY(), w, h); |
768 |
GdalProvider driver; |
769 |
try {
|
770 |
driver = new GdalProvider(lastRequest.getPath());
|
771 |
setDataType(driver.getDataType()); |
772 |
bandCount = driver.getBandCount(); |
773 |
driver.close(); |
774 |
} catch (NotSupportedExtensionException e) {
|
775 |
throw new RasterDriverException("", e); |
776 |
} |
777 |
} |
778 |
|
779 |
/**
|
780 |
* When a WCS provider is opened the information of data type and number of bands is not
|
781 |
* available. Only after the first time a raster has been downloaded it can be know.
|
782 |
* @param newDataType
|
783 |
* @param buf
|
784 |
* @param bandList
|
785 |
* @return
|
786 |
*/
|
787 |
/*private Buffer changeBufferDataType(int newDataType, Buffer buf, BandList bandList) {
|
788 |
Buffer newBuffer = null;
|
789 |
if(buf.getDataType() != newDataType) {
|
790 |
newBuffer = DefaultRasterManager.getInstance().createReadOnlyBuffer(newDataType, buf.getWidth(), buf.getHeight(), buf.getBandCount());
|
791 |
buf.free();
|
792 |
} else
|
793 |
return buf;
|
794 |
|
795 |
bandList.clear();
|
796 |
for(int i = 0; i < getBandCount(); i++)
|
797 |
try {
|
798 |
int dataType = getDataType()[i];
|
799 |
DatasetBand band = new DatasetBandImpl(getFName(), i, dataType, getBandCount());
|
800 |
bandList.addBand(band, i);
|
801 |
} catch(BandNotFoundInListException ex) {
|
802 |
//No a?adimos la banda
|
803 |
}
|
804 |
return newBuffer;
|
805 |
}*/
|
806 |
|
807 |
/*
|
808 |
* (non-Javadoc)
|
809 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(int, int, int, int, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
|
810 |
*/
|
811 |
public Buffer getWindow(int x, int y, int w, int h, int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
812 |
return null; |
813 |
} |
814 |
|
815 |
/*
|
816 |
* (non-Javadoc)
|
817 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getBlockSize()
|
818 |
*/
|
819 |
public int getBlockSize() { |
820 |
return 0; |
821 |
} |
822 |
|
823 |
/*
|
824 |
* (non-Javadoc)
|
825 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setAffineTransform(java.awt.geom.AffineTransform)
|
826 |
*/
|
827 |
public void setAffineTransform(AffineTransform t){ |
828 |
|
829 |
} |
830 |
|
831 |
/*
|
832 |
* (non-Javadoc)
|
833 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewCount(int)
|
834 |
*/
|
835 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
836 |
return 0; |
837 |
} |
838 |
|
839 |
/*
|
840 |
* (non-Javadoc)
|
841 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewWidth(int, int)
|
842 |
*/
|
843 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
844 |
return 0; |
845 |
} |
846 |
|
847 |
/*
|
848 |
* (non-Javadoc)
|
849 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewHeight(int, int)
|
850 |
*/
|
851 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
852 |
return 0; |
853 |
} |
854 |
|
855 |
/*
|
856 |
* (non-Javadoc)
|
857 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#overviewsSupport()
|
858 |
*/
|
859 |
public boolean overviewsSupport() { |
860 |
return false; |
861 |
} |
862 |
|
863 |
/*
|
864 |
* (non-Javadoc)
|
865 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#isReproyectable()
|
866 |
*/
|
867 |
public boolean isReproyectable() { |
868 |
return false; |
869 |
} |
870 |
|
871 |
/*
|
872 |
* (non-Javadoc)
|
873 |
* @see org.gvsig.fmap.dal.raster.spi.CoverageStoreProvider#getName()
|
874 |
*/
|
875 |
public String getName() { |
876 |
return NAME;
|
877 |
} |
878 |
|
879 |
/**
|
880 |
* Convierte un punto desde coordenadas pixel a coordenadas del mundo.
|
881 |
* @param pt Punto a transformar
|
882 |
* @return punto transformado en coordenadas del mundo
|
883 |
*/
|
884 |
public Point2D rasterToWorld(Point2D pt) { |
885 |
Point2D p = new Point2D.Double(); |
886 |
getAffineTransform().transform(pt, p); |
887 |
return p;
|
888 |
} |
889 |
|
890 |
/**
|
891 |
* Convierte un punto desde del mundo a coordenadas pixel.
|
892 |
* @param pt Punto a transformar
|
893 |
* @return punto transformado en coordenadas pixel
|
894 |
*/
|
895 |
public Point2D worldToRaster(Point2D pt) { |
896 |
Point2D p = new Point2D.Double(); |
897 |
try {
|
898 |
getAffineTransform().inverseTransform(pt, p); |
899 |
} catch (NoninvertibleTransformException e) { |
900 |
return pt;
|
901 |
} |
902 |
return p;
|
903 |
} |
904 |
|
905 |
/*
|
906 |
* (non-Javadoc)
|
907 |
* @see org.gvsig.raster.impl.provider.RasterProvider#setStatus(org.gvsig.raster.impl.provider.RasterProvider)
|
908 |
*/
|
909 |
public void setStatus(RasterProvider provider) { |
910 |
if(provider instanceof WCSProvider) { |
911 |
} |
912 |
} |
913 |
|
914 |
/*
|
915 |
* (non-Javadoc)
|
916 |
* @see org.gvsig.raster.impl.provider.RemoteRasterProvider#getLastRequest()
|
917 |
*/
|
918 |
public File getLastRequest() { |
919 |
return lastRequest;
|
920 |
} |
921 |
|
922 |
/*
|
923 |
* (non-Javadoc)
|
924 |
* @see org.gvsig.raster.impl.provider.RemoteRasterProvider#getBufferLastRequest()
|
925 |
*/
|
926 |
public Buffer getBufferLastRequest() throws ProcessInterruptedException, RasterDriverException { |
927 |
try {
|
928 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
929 |
|
930 |
BandList bandList = new BandListImpl();
|
931 |
for (int i = 0; i < driver.getBandCount(); i++) { |
932 |
try {
|
933 |
bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, Buffer.TYPE_BYTE, 3), i); |
934 |
} catch (BandNotFoundInListException e1) {
|
935 |
} |
936 |
} |
937 |
bandList.setDrawableBands(new int[]{0, 1, 2}); |
938 |
Buffer newBuffer = DefaultRasterManager.getInstance().createBuffer(driver.getDataType()[0], (int)driver.getWidth(), (int)driver.getHeight(), driver.getBandCount(), true); |
939 |
Buffer buf = driver.getWindow(driver.getExtent(),
|
940 |
(int)driver.getWidth(),
|
941 |
(int)driver.getHeight(),
|
942 |
bandList, |
943 |
newBuffer, |
944 |
true);
|
945 |
driver.close(); |
946 |
return buf;
|
947 |
} catch (NotSupportedExtensionException e) {
|
948 |
throw new RasterDriverException("Error building GdalDriver", e); |
949 |
} |
950 |
} |
951 |
|
952 |
/**
|
953 |
* ASigna el par?metro de inicializaci?n del driver.
|
954 |
*/
|
955 |
public void setParam(DataStoreProviderServices storeServices, DataStoreParameters param) { |
956 |
if(param instanceof WCSDataParameters) |
957 |
this.name = ((WCSDataParameters)param).getURI();
|
958 |
this.param = param;
|
959 |
} |
960 |
|
961 |
/**
|
962 |
* @param wmsStatus
|
963 |
* @param i
|
964 |
* @param j
|
965 |
* @param max_value
|
966 |
* @return
|
967 |
* @throws RemoteServiceException
|
968 |
*/
|
969 |
public String getFeatureInfo(int i, int j, int max_value, ICancellable cancellable) throws RemoteServiceException { |
970 |
/*WCSStatus wcsStatus = loadWCSStatus(lastExtent);
|
971 |
return getConnector().getFeatureInfo(wcsStatus, i, j, max_value, cancellable);*/
|
972 |
return null; |
973 |
} |
974 |
|
975 |
/*
|
976 |
* (non-Javadoc)
|
977 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getInfoByPoint(double, double)
|
978 |
*/
|
979 |
public String getInfoByPoint(double x, double y, ICancellable cancellable) throws RemoteServiceException { |
980 |
return getFeatureInfo((int) x, (int) y, Integer.MAX_VALUE, cancellable); |
981 |
} |
982 |
|
983 |
/**
|
984 |
* Gets the suffix of the downloaded image
|
985 |
* @return
|
986 |
*/
|
987 |
public String getFileSuffix() { |
988 |
WCSDataParameters p = (WCSDataParameters)parameters; |
989 |
String format = p.getFormat();
|
990 |
if (format == null){ |
991 |
return "xml"; |
992 |
} |
993 |
if (format.indexOf("png") >= 0){ |
994 |
return "png"; |
995 |
} |
996 |
if (format.indexOf("xml") >= 0){ |
997 |
return "xml"; |
998 |
} |
999 |
if (format.indexOf("gif") >= 0){ |
1000 |
return "gif"; |
1001 |
} |
1002 |
if (format.indexOf("tif") >= 0){ |
1003 |
return "tif"; |
1004 |
} |
1005 |
if (format.indexOf("bmp") >= 0){ |
1006 |
return "bmp"; |
1007 |
} |
1008 |
if (format.indexOf("jpg") >= 0 |
1009 |
|| format.indexOf("jpeg") >= 0){ |
1010 |
return "jpg"; |
1011 |
} |
1012 |
return "xml"; |
1013 |
} |
1014 |
|
1015 |
/*
|
1016 |
* (non-Javadoc)
|
1017 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getTileServer()
|
1018 |
*/
|
1019 |
public TileServer getTileServer() {
|
1020 |
return null; |
1021 |
} |
1022 |
|
1023 |
/*
|
1024 |
* (non-Javadoc)
|
1025 |
* @see org.gvsig.raster.impl.provider.RasterProvider#isRasterEnclosed()
|
1026 |
*/
|
1027 |
public boolean isRasterEnclosed() { |
1028 |
return true; |
1029 |
} |
1030 |
|
1031 |
/*
|
1032 |
* (non-Javadoc)
|
1033 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getRMFFile()
|
1034 |
*/
|
1035 |
public String getRMFFile() { |
1036 |
if(lastRequest != null) |
1037 |
return fileUtil.getNameWithoutExtension(lastRequest.getAbsolutePath()) + ".rmf"; |
1038 |
return null; |
1039 |
} |
1040 |
} |