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 @ 418
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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.explorer.WCSServerExplorer; |
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import org.gvsig.fmap.dal.coverage.store.parameter.WCSDataParameters; |
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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.AbstractRasterDataStore; |
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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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import org.gvsig.tools.extensionpoint.ExtensionPoint; |
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import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
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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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ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
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ExtensionPoint point = extensionPoints.get("RasterReader");
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point.append("wcs", "", WCSProvider.class); |
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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, WCSDataParametersImpl.class); |
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} |
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if (!dataman.getExplorerProviders().contains(WCSServerExplorerImpl.NAME)) {
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dataman.registerExplorerProvider(WCSServerExplorer.NAME, WCSServerExplorerImpl.class, DefaultWCSServerExplorerParameters.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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WCSDataParametersImpl p = new WCSDataParametersImpl();
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p.setHost((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(WCSDataParametersImpl params,
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AbstractRasterDataStore 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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WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
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URL url = null; |
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try {
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url = new URL(p.getHost()); |
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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(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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WCSDataParametersImpl p = (WCSDataParametersImpl)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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WCSDataParametersImpl p = (WCSDataParametersImpl)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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WCSDataParametersImpl p = (WCSDataParametersImpl)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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* (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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WCSDataParametersImpl p = (WCSDataParametersImpl)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}); |
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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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} |
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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#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){ |
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String worldFile = file;
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int index = file.lastIndexOf("."); |
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if (index > 0) { |
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worldFile = file.substring(0, index) + getExtensionWorldFile();
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} else {
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worldFile = file + getExtensionWorldFile(); |
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} |
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return worldFile;
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} |
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|
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/**
|
| 445 |
* Obtiene la extensi?n del fichero de georreferenciaci?n
|
| 446 |
* @return String con la extensi?n del fichero de georreferenciaci?n dependiendo
|
| 447 |
* del valor del formato obtenido del servidor. Por defecto asignaremos un .wld
|
| 448 |
*/
|
| 449 |
private String getExtensionWorldFile() { |
| 450 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
| 451 |
String extWorldFile = ".wld"; |
| 452 |
if(p.getFormat().equals("image/tif") || p.getFormat().equals("image/tiff")) { |
| 453 |
extWorldFile = ".tfw";
|
| 454 |
} |
| 455 |
return extWorldFile;
|
| 456 |
} |
| 457 |
|
| 458 |
private WCSStatus loadWCSStatus(Rectangle2D bBox) { |
| 459 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
| 460 |
WCSStatus wcsStatus = new WCSStatus();
|
| 461 |
wcsStatus.setCoveraName(p.getCoverageName()); |
| 462 |
wcsStatus.setSrs(p.getSRSCode()); |
| 463 |
wcsStatus.setFormat(p.getFormat()); |
| 464 |
wcsStatus.setOnlineResource(p.getOnlineResource() != null ? (String) p.getOnlineResource().get("GetCoverage") : null); |
| 465 |
wcsStatus.setExtent(bBox); |
| 466 |
wcsStatus.setHeight(p.getHeight()); |
| 467 |
wcsStatus.setWidth(p.getWidth()); |
| 468 |
wcsStatus.setDepth(p.getDepth()); |
| 469 |
wcsStatus.setParameters(p.getParameter()); |
| 470 |
wcsStatus.setTime(p.getTime()); |
| 471 |
return wcsStatus;
|
| 472 |
} |
| 473 |
|
| 474 |
/**
|
| 475 |
* This function downloads the file and creates the georeferencing file
|
| 476 |
* @param wcsStatus
|
| 477 |
* @param ulx
|
| 478 |
* @param uly
|
| 479 |
* @param lrx
|
| 480 |
* @param lry
|
| 481 |
* @param w
|
| 482 |
* @param h
|
| 483 |
* @return
|
| 484 |
* @throws RasterDriverException
|
| 485 |
*/
|
| 486 |
private File downloadFile(WCSStatus wcsStatus, double ulx, double uly, double lrx, double lry, int w, int h) throws RasterDriverException { |
| 487 |
try {
|
| 488 |
lastRequest = getConnector().getCoverage(wcsStatus, ((WCSDataParametersImpl)parameters).getCancellable()); |
| 489 |
} catch (RemoteServiceException e) {
|
| 490 |
throw new RasterDriverException(e.getMessage(), e); |
| 491 |
} |
| 492 |
|
| 493 |
String nameWorldFile = getWorldFile(lastRequest.getPath());
|
| 494 |
try {
|
| 495 |
fileUtil.createWorldFile(nameWorldFile, new ExtentImpl(ulx, uly, lrx, lry), w, h);
|
| 496 |
} catch (IOException e) { |
| 497 |
throw new RasterDriverException("Error downloading file", e); |
| 498 |
} |
| 499 |
|
| 500 |
return lastRequest;
|
| 501 |
} |
| 502 |
|
| 503 |
/**
|
| 504 |
* Assigns the list of bands RGB and read a window of data
|
| 505 |
* @param rasterBuf
|
| 506 |
* @param bandList
|
| 507 |
* @param lastFile
|
| 508 |
* @param ulx
|
| 509 |
* @param uly
|
| 510 |
* @param lrx
|
| 511 |
* @param lry
|
| 512 |
* @return
|
| 513 |
* @throws RasterDriverException
|
| 514 |
* @throws ProcessInterruptedException
|
| 515 |
*/
|
| 516 |
public Buffer getBuffer(Buffer rasterBuf, BandList bandList, File lastFile, |
| 517 |
double ulx, double uly, double lrx, double lry) throws RasterDriverException, ProcessInterruptedException { |
| 518 |
try {
|
| 519 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
| 520 |
String serverName = bandList.getBand(0).getFileName(); |
| 521 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 522 |
bandList.getBand(i).setFileName(lastFile.getPath()); |
| 523 |
} |
| 524 |
|
| 525 |
GdalProvider driver = new GdalProvider(lastFile.getPath());
|
| 526 |
Buffer buf = driver.getWindow(new ExtentImpl(ulx, uly, lrx, lry), bandList, rasterBuf); |
| 527 |
|
| 528 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 529 |
bandList.getBand(i).setFileName(serverName); |
| 530 |
} |
| 531 |
|
| 532 |
return buf;
|
| 533 |
} catch (NotSupportedExtensionException e) {
|
| 534 |
throw new RasterDriverException("Error building GdalDriver", e); |
| 535 |
} |
| 536 |
} |
| 537 |
|
| 538 |
/*
|
| 539 |
* (non-Javadoc)
|
| 540 |
* @see org.gvsig.raster.impl.provider.RasterProvider#isTiled()
|
| 541 |
*/
|
| 542 |
public boolean isTiled() { |
| 543 |
return mustTileRequest;
|
| 544 |
} |
| 545 |
|
| 546 |
/*
|
| 547 |
* (non-Javadoc)
|
| 548 |
* @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)
|
| 549 |
*/
|
| 550 |
public void getWindow(Extent ex, int bufWidth, int bufHeight, |
| 551 |
BandList bandList, TileListener listener) throws ProcessInterruptedException, RasterDriverException {
|
| 552 |
if(mustTileRequest) {
|
| 553 |
|
| 554 |
} else {
|
| 555 |
Buffer raster = DefaultRasterManager.getInstance().createBuffer(getDataType()[0], bufWidth, bufHeight, 3, true); |
| 556 |
getWindow(ex, bufWidth, bufHeight, bandList, raster, true);
|
| 557 |
raster.setDataExtent(ex.toRectangle2D()); |
| 558 |
|
| 559 |
TileCacheManager m = TileCacheLocator.getManager(); |
| 560 |
org.gvsig.raster.cache.tile.Tile t = m.createTile(-1, 0, 0); |
| 561 |
t.setData(new Object[]{raster}); |
| 562 |
t.setUl(new Point2D.Double(ex.getULX(), ex.getULY())); |
| 563 |
t.setLr(new Point2D.Double(ex.getLRX(), ex.getLRY())); |
| 564 |
t.setDownloaderParams("AffineTransform", getAffineTransform());
|
| 565 |
t.setDownloaderParams("Tiling", new Boolean(false)); |
| 566 |
try {
|
| 567 |
listener.tileReady(t); |
| 568 |
} catch (TileGettingException e) {
|
| 569 |
throw new RasterDriverException("Error throwing a tile", e); |
| 570 |
} |
| 571 |
|
| 572 |
//listener.nextBuffer(raster, null, new ExtentImpl(minX, minY, maxX, maxY), getAffineTransform(), null, false);
|
| 573 |
listener.endReading(); |
| 574 |
} |
| 575 |
} |
| 576 |
|
| 577 |
/*
|
| 578 |
* (non-Javadoc)
|
| 579 |
* @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)
|
| 580 |
*/
|
| 581 |
public Buffer getWindow(Extent ex, BandList bandList, Buffer rasterBuf) |
| 582 |
throws ProcessInterruptedException, RasterDriverException {
|
| 583 |
Rectangle2D bBox = ex.toRectangle2D();
|
| 584 |
WCSStatus wmsStatus = loadWCSStatus(bBox); |
| 585 |
|
| 586 |
lastRequest = downloadFile(wmsStatus, ex.getULX(), ex.getULY(), ex.getLRX(), ex.getLRY(), rasterBuf.getWidth(), rasterBuf.getHeight()); |
| 587 |
|
| 588 |
if (lastRequest == null) { |
| 589 |
return rasterBuf;
|
| 590 |
} |
| 591 |
|
| 592 |
try {
|
| 593 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
| 594 |
/*bandCount = driver.getBandCount();
|
| 595 |
setDataType(driver.getDataType());
|
| 596 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf, bandList);*/
|
| 597 |
|
| 598 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
| 599 |
String serverName = bandList.getBand(0).getFileName(); |
| 600 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 601 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
| 602 |
} |
| 603 |
|
| 604 |
Buffer buf = driver.getWindow(ex, bandList, rasterBuf);
|
| 605 |
|
| 606 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 607 |
bandList.getBand(i).setFileName(serverName); |
| 608 |
} |
| 609 |
driver.close(); |
| 610 |
return buf;
|
| 611 |
} catch (NotSupportedExtensionException e) {
|
| 612 |
throw new RasterDriverException("Error building GdalDriver", e); |
| 613 |
} |
| 614 |
} |
| 615 |
|
| 616 |
/*
|
| 617 |
* (non-Javadoc)
|
| 618 |
* @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)
|
| 619 |
*/
|
| 620 |
public Buffer getWindow(double ulx, double uly, double w, double h, |
| 621 |
BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
| 622 |
Rectangle2D bBox = new Rectangle2D.Double(ulx, uly, w, h); |
| 623 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
| 624 |
|
| 625 |
lastRequest = downloadFile(wcsStatus, ulx, uly, ulx + w, uly - h, rasterBuf.getWidth(), rasterBuf.getHeight()); |
| 626 |
|
| 627 |
if (lastRequest == null) { |
| 628 |
return rasterBuf;
|
| 629 |
} |
| 630 |
|
| 631 |
try {
|
| 632 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
| 633 |
/*bandCount = driver.getBandCount();
|
| 634 |
setDataType(driver.getDataType());
|
| 635 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf, bandList);*/
|
| 636 |
|
| 637 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
| 638 |
String serverName = bandList.getBand(0).getFileName(); |
| 639 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 640 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
| 641 |
} |
| 642 |
|
| 643 |
Buffer buf = driver.getWindow(ulx, uly, w, h, bandList, rasterBuf, adjustToExtent);
|
| 644 |
|
| 645 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 646 |
bandList.getBand(i).setFileName(serverName); |
| 647 |
} |
| 648 |
driver.close(); |
| 649 |
return buf;
|
| 650 |
} catch (NotSupportedExtensionException e) {
|
| 651 |
throw new RasterDriverException("Error building GdalDriver", e); |
| 652 |
} |
| 653 |
} |
| 654 |
|
| 655 |
/*
|
| 656 |
* (non-Javadoc)
|
| 657 |
* @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)
|
| 658 |
*/
|
| 659 |
public Buffer getWindow(Extent extent, |
| 660 |
int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
| 661 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
| 662 |
Rectangle2D bBox = null; |
| 663 |
p.setWidth(bufWidth); |
| 664 |
p.setHeight(bufHeight); |
| 665 |
|
| 666 |
/*if(p.getExtent() != null) {
|
| 667 |
bBox = p.getExtent();
|
| 668 |
extent = new ExtentImpl(p.getExtent());
|
| 669 |
} else {*/
|
| 670 |
bBox = extent.toRectangle2D(); |
| 671 |
//}
|
| 672 |
|
| 673 |
//extent.toRectangle2D();//new Rectangle2D.Double(ulx, lry, Math.abs(lrx - ulx), Math.abs(lry - uly));
|
| 674 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
| 675 |
lastRequest = downloadFile(wcsStatus, extent.getULX(), extent.getULY(), extent.getLRX(), extent.getLRY(), rasterBuf.getWidth(), rasterBuf.getHeight()); |
| 676 |
|
| 677 |
if (lastRequest == null) { |
| 678 |
return rasterBuf;
|
| 679 |
} |
| 680 |
|
| 681 |
try {
|
| 682 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
| 683 |
/*bandCount = driver.getBandCount();
|
| 684 |
setDataType(driver.getDataType());
|
| 685 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf, bandList);*/
|
| 686 |
|
| 687 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
| 688 |
String serverName = bandList.getBand(0).getFileName(); |
| 689 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 690 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
| 691 |
} |
| 692 |
|
| 693 |
Buffer buf = driver.getWindow(extent, bufWidth, bufHeight, bandList, rasterBuf, adjustToExtent);
|
| 694 |
|
| 695 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 696 |
bandList.getBand(i).setFileName(serverName); |
| 697 |
} |
| 698 |
driver.close(); |
| 699 |
return buf;
|
| 700 |
} catch (NotSupportedExtensionException e) {
|
| 701 |
throw new RasterDriverException("Error building GdalDriver", e); |
| 702 |
} |
| 703 |
} |
| 704 |
|
| 705 |
/*
|
| 706 |
* (non-Javadoc)
|
| 707 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(int, int, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
|
| 708 |
*/
|
| 709 |
public Buffer getWindow(int x, int y, int w, int h, BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
| 710 |
Point2D p1 = rasterToWorld(new Point2D.Double(x, y)); |
| 711 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h)); |
| 712 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p1.getX()), Math.abs(p1.getY() - p2.getY())); |
| 713 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
| 714 |
|
| 715 |
lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), rasterBuf.getWidth(), rasterBuf.getHeight()); |
| 716 |
|
| 717 |
if (lastRequest == null) { |
| 718 |
return rasterBuf;
|
| 719 |
} |
| 720 |
|
| 721 |
GdalProvider driver = null;
|
| 722 |
try {
|
| 723 |
driver = new GdalProvider(lastRequest.getPath());
|
| 724 |
/*bandCount = driver.getBandCount();
|
| 725 |
setDataType(driver.getDataType());
|
| 726 |
rasterBuf = changeBufferDataType(getDataType()[0], rasterBuf,bandList);*/
|
| 727 |
|
| 728 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
| 729 |
String serverName = bandList.getBand(0).getFileName(); |
| 730 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 731 |
bandList.getBand(i).setFileName(lastRequest.getPath()); |
| 732 |
} |
| 733 |
|
| 734 |
Buffer buf = driver.getWindow(0, 0, w, h, rasterBuf.getWidth(), rasterBuf.getHeight(), bandList, rasterBuf); |
| 735 |
|
| 736 |
for (int i = 0; i < bandList.getBandCount(); i++) { |
| 737 |
bandList.getBand(i).setFileName(serverName); |
| 738 |
} |
| 739 |
driver.close(); |
| 740 |
return buf;
|
| 741 |
} catch (NotSupportedExtensionException e) {
|
| 742 |
throw new RasterDriverException("Error building GdalDriver", e); |
| 743 |
} |
| 744 |
} |
| 745 |
|
| 746 |
/**
|
| 747 |
* When a WCS provider is opened the information of data type and number of bands is not
|
| 748 |
* available. Only after the first time a raster has been downloaded it can be know.
|
| 749 |
* @param newDataType
|
| 750 |
* @param buf
|
| 751 |
* @param bandList
|
| 752 |
* @return
|
| 753 |
* @throws RasterDriverException
|
| 754 |
*/
|
| 755 |
private void getDataTypeFromServer() throws RasterDriverException { |
| 756 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
| 757 |
Extent ext = getExtent(); |
| 758 |
Rectangle2D bBox = ext.toRectangle2D();
|
| 759 |
int w = 0; |
| 760 |
int h = 0; |
| 761 |
if(ext.width() > ext.height()) {
|
| 762 |
w = 200;
|
| 763 |
h = (int)((ext.height() * w) / ext.width());
|
| 764 |
} else {
|
| 765 |
h = 200;
|
| 766 |
w = (int)((ext.width() * h) / ext.height());
|
| 767 |
} |
| 768 |
p.setWidth(w); |
| 769 |
p.setHeight(h); |
| 770 |
p.setExtent(bBox); |
| 771 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
| 772 |
|
| 773 |
lastRequest = downloadFile(wcsStatus, ext.getULX(), ext.getULY(), ext.getLRX(), ext.getLRY(), w, h); |
| 774 |
GdalProvider driver; |
| 775 |
try {
|
| 776 |
driver = new GdalProvider(lastRequest.getPath());
|
| 777 |
setDataType(driver.getDataType()); |
| 778 |
bandCount = driver.getBandCount(); |
| 779 |
driver.close(); |
| 780 |
} catch (NotSupportedExtensionException e) {
|
| 781 |
throw new RasterDriverException("", e); |
| 782 |
} |
| 783 |
} |
| 784 |
|
| 785 |
/**
|
| 786 |
* When a WCS provider is opened the information of data type and number of bands is not
|
| 787 |
* available. Only after the first time a raster has been downloaded it can be know.
|
| 788 |
* @param newDataType
|
| 789 |
* @param buf
|
| 790 |
* @param bandList
|
| 791 |
* @return
|
| 792 |
*/
|
| 793 |
/*private Buffer changeBufferDataType(int newDataType, Buffer buf, BandList bandList) {
|
| 794 |
Buffer newBuffer = null;
|
| 795 |
if(buf.getDataType() != newDataType) {
|
| 796 |
newBuffer = DefaultRasterManager.getInstance().createReadOnlyBuffer(newDataType, buf.getWidth(), buf.getHeight(), buf.getBandCount());
|
| 797 |
buf.free();
|
| 798 |
} else
|
| 799 |
return buf;
|
| 800 |
|
| 801 |
bandList.clear();
|
| 802 |
for(int i = 0; i < getBandCount(); i++)
|
| 803 |
try {
|
| 804 |
int dataType = getDataType()[i];
|
| 805 |
DatasetBand band = new DatasetBandImpl(getFName(), i, dataType, getBandCount());
|
| 806 |
bandList.addBand(band, i);
|
| 807 |
} catch(BandNotFoundInListException ex) {
|
| 808 |
//No a?adimos la banda
|
| 809 |
}
|
| 810 |
return newBuffer;
|
| 811 |
}*/
|
| 812 |
|
| 813 |
/*
|
| 814 |
* (non-Javadoc)
|
| 815 |
* @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)
|
| 816 |
*/
|
| 817 |
public Buffer getWindow(int x, int y, int w, int h, int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
| 818 |
return null; |
| 819 |
} |
| 820 |
|
| 821 |
/*
|
| 822 |
* (non-Javadoc)
|
| 823 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getBlockSize()
|
| 824 |
*/
|
| 825 |
public int getBlockSize() { |
| 826 |
return 0; |
| 827 |
} |
| 828 |
|
| 829 |
/*
|
| 830 |
* (non-Javadoc)
|
| 831 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setAffineTransform(java.awt.geom.AffineTransform)
|
| 832 |
*/
|
| 833 |
public void setAffineTransform(AffineTransform t){ |
| 834 |
|
| 835 |
} |
| 836 |
|
| 837 |
/*
|
| 838 |
* (non-Javadoc)
|
| 839 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewCount(int)
|
| 840 |
*/
|
| 841 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
| 842 |
return 0; |
| 843 |
} |
| 844 |
|
| 845 |
/*
|
| 846 |
* (non-Javadoc)
|
| 847 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewWidth(int, int)
|
| 848 |
*/
|
| 849 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
| 850 |
return 0; |
| 851 |
} |
| 852 |
|
| 853 |
/*
|
| 854 |
* (non-Javadoc)
|
| 855 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewHeight(int, int)
|
| 856 |
*/
|
| 857 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
| 858 |
return 0; |
| 859 |
} |
| 860 |
|
| 861 |
/*
|
| 862 |
* (non-Javadoc)
|
| 863 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#overviewsSupport()
|
| 864 |
*/
|
| 865 |
public boolean overviewsSupport() { |
| 866 |
return false; |
| 867 |
} |
| 868 |
|
| 869 |
/*
|
| 870 |
* (non-Javadoc)
|
| 871 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#isReproyectable()
|
| 872 |
*/
|
| 873 |
public boolean isReproyectable() { |
| 874 |
return false; |
| 875 |
} |
| 876 |
|
| 877 |
/*
|
| 878 |
* (non-Javadoc)
|
| 879 |
* @see org.gvsig.fmap.dal.raster.spi.CoverageStoreProvider#getName()
|
| 880 |
*/
|
| 881 |
public String getName() { |
| 882 |
return NAME;
|
| 883 |
} |
| 884 |
|
| 885 |
/**
|
| 886 |
* Convierte un punto desde coordenadas pixel a coordenadas del mundo.
|
| 887 |
* @param pt Punto a transformar
|
| 888 |
* @return punto transformado en coordenadas del mundo
|
| 889 |
*/
|
| 890 |
public Point2D rasterToWorld(Point2D pt) { |
| 891 |
Point2D p = new Point2D.Double(); |
| 892 |
getAffineTransform().transform(pt, p); |
| 893 |
return p;
|
| 894 |
} |
| 895 |
|
| 896 |
/**
|
| 897 |
* Convierte un punto desde del mundo a coordenadas pixel.
|
| 898 |
* @param pt Punto a transformar
|
| 899 |
* @return punto transformado en coordenadas pixel
|
| 900 |
*/
|
| 901 |
public Point2D worldToRaster(Point2D pt) { |
| 902 |
Point2D p = new Point2D.Double(); |
| 903 |
try {
|
| 904 |
getAffineTransform().inverseTransform(pt, p); |
| 905 |
} catch (NoninvertibleTransformException e) { |
| 906 |
return pt;
|
| 907 |
} |
| 908 |
return p;
|
| 909 |
} |
| 910 |
|
| 911 |
/*
|
| 912 |
* (non-Javadoc)
|
| 913 |
* @see org.gvsig.raster.impl.provider.RasterProvider#setStatus(org.gvsig.raster.impl.provider.RasterProvider)
|
| 914 |
*/
|
| 915 |
public void setStatus(RasterProvider provider) { |
| 916 |
if(provider instanceof WCSProvider) { |
| 917 |
} |
| 918 |
} |
| 919 |
|
| 920 |
/*
|
| 921 |
* (non-Javadoc)
|
| 922 |
* @see org.gvsig.raster.impl.provider.RemoteRasterProvider#getLastRequest()
|
| 923 |
*/
|
| 924 |
public File getLastRequest() { |
| 925 |
return lastRequest;
|
| 926 |
} |
| 927 |
|
| 928 |
/*
|
| 929 |
* (non-Javadoc)
|
| 930 |
* @see org.gvsig.raster.impl.provider.RemoteRasterProvider#getBufferLastRequest()
|
| 931 |
*/
|
| 932 |
public Buffer getBufferLastRequest() throws ProcessInterruptedException, RasterDriverException { |
| 933 |
try {
|
| 934 |
GdalProvider driver = new GdalProvider(lastRequest.getPath());
|
| 935 |
|
| 936 |
BandList bandList = new BandListImpl();
|
| 937 |
for (int i = 0; i < driver.getBandCount(); i++) { |
| 938 |
try {
|
| 939 |
bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, Buffer.TYPE_BYTE, 3), i); |
| 940 |
} catch (BandNotFoundInListException e1) {
|
| 941 |
} |
| 942 |
} |
| 943 |
bandList.setDrawableBands(new int[]{0, 1, 2}); |
| 944 |
Buffer newBuffer = DefaultRasterManager.getInstance().createBuffer(driver.getDataType()[0], (int)driver.getWidth(), (int)driver.getHeight(), driver.getBandCount(), true); |
| 945 |
Buffer buf = driver.getWindow(driver.getExtent(),
|
| 946 |
(int)driver.getWidth(),
|
| 947 |
(int)driver.getHeight(),
|
| 948 |
bandList, |
| 949 |
newBuffer, |
| 950 |
true);
|
| 951 |
driver.close(); |
| 952 |
return buf;
|
| 953 |
} catch (NotSupportedExtensionException e) {
|
| 954 |
throw new RasterDriverException("Error building GdalDriver", e); |
| 955 |
} |
| 956 |
} |
| 957 |
|
| 958 |
/**
|
| 959 |
* ASigna el par?metro de inicializaci?n del driver.
|
| 960 |
*/
|
| 961 |
@Override
|
| 962 |
public void setParam(DataStoreParameters param) { |
| 963 |
if(param instanceof WCSDataParameters) |
| 964 |
this.name = ((WCSDataParameters)param).getHost();
|
| 965 |
this.param = param;
|
| 966 |
} |
| 967 |
|
| 968 |
/**
|
| 969 |
* @param wmsStatus
|
| 970 |
* @param i
|
| 971 |
* @param j
|
| 972 |
* @param max_value
|
| 973 |
* @return
|
| 974 |
* @throws RemoteServiceException
|
| 975 |
*/
|
| 976 |
public String getFeatureInfo(int i, int j, int max_value, ICancellable cancellable) throws RemoteServiceException { |
| 977 |
/*WCSStatus wcsStatus = loadWCSStatus(lastExtent);
|
| 978 |
return getConnector().getFeatureInfo(wcsStatus, i, j, max_value, cancellable);*/
|
| 979 |
return null; |
| 980 |
} |
| 981 |
|
| 982 |
/*
|
| 983 |
* (non-Javadoc)
|
| 984 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getInfoByPoint(double, double)
|
| 985 |
*/
|
| 986 |
public String getInfoByPoint(double x, double y, ICancellable cancellable) throws RemoteServiceException { |
| 987 |
return getFeatureInfo((int) x, (int) y, Integer.MAX_VALUE, cancellable); |
| 988 |
} |
| 989 |
|
| 990 |
/**
|
| 991 |
* Gets the suffix of the downloaded image
|
| 992 |
* @return
|
| 993 |
*/
|
| 994 |
public String getFileSuffix() { |
| 995 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
| 996 |
String format = p.getFormat();
|
| 997 |
if (format == null){ |
| 998 |
return "xml"; |
| 999 |
} |
| 1000 |
if (format.indexOf("png") >= 0){ |
| 1001 |
return "png"; |
| 1002 |
} |
| 1003 |
if (format.indexOf("xml") >= 0){ |
| 1004 |
return "xml"; |
| 1005 |
} |
| 1006 |
if (format.indexOf("gif") >= 0){ |
| 1007 |
return "gif"; |
| 1008 |
} |
| 1009 |
if (format.indexOf("tif") >= 0){ |
| 1010 |
return "tif"; |
| 1011 |
} |
| 1012 |
if (format.indexOf("bmp") >= 0){ |
| 1013 |
return "bmp"; |
| 1014 |
} |
| 1015 |
if (format.indexOf("jpg") >= 0 |
| 1016 |
|| format.indexOf("jpeg") >= 0){ |
| 1017 |
return "jpg"; |
| 1018 |
} |
| 1019 |
return "xml"; |
| 1020 |
} |
| 1021 |
|
| 1022 |
/*
|
| 1023 |
* (non-Javadoc)
|
| 1024 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getTileServer()
|
| 1025 |
*/
|
| 1026 |
public TileServer getTileServer() {
|
| 1027 |
return null; |
| 1028 |
} |
| 1029 |
|
| 1030 |
/*
|
| 1031 |
* (non-Javadoc)
|
| 1032 |
* @see org.gvsig.raster.impl.provider.RasterProvider#isRasterEnclosed()
|
| 1033 |
*/
|
| 1034 |
public boolean isRasterEnclosed() { |
| 1035 |
return true; |
| 1036 |
} |
| 1037 |
|
| 1038 |
/*
|
| 1039 |
* (non-Javadoc)
|
| 1040 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getRMFFile()
|
| 1041 |
*/
|
| 1042 |
public String getRMFFile() { |
| 1043 |
if(lastRequest != null) |
| 1044 |
return fileUtil.getNameWithoutExtension(lastRequest.getAbsolutePath()) + ".rmf"; |
| 1045 |
return null; |
| 1046 |
} |
| 1047 |
} |