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 @ 3483
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package org.gvsig.raster.wcs.io; |
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|
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import java.awt.Rectangle; |
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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.ArrayList; |
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import java.util.Hashtable; |
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|
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import org.apache.commons.lang3.StringUtils; |
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import org.cresques.cts.IProjection; |
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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.RasterLocator; |
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import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
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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.QueryException; |
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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.RasterQuery; |
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import org.gvsig.fmap.dal.coverage.store.props.ColorInterpretation; |
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import org.gvsig.fmap.dal.coverage.store.props.HistogramComputer; |
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import org.gvsig.fmap.dal.coverage.store.props.Transparency; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException; |
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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.provider.TileServer; |
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import org.gvsig.raster.impl.buffer.DefaultRasterQuery; |
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import org.gvsig.raster.impl.buffer.SpiRasterQuery; |
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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.AbstractRasterProvider; |
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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.DefaultRasterStore; |
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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.raster.impl.store.properties.RemoteStoreHistogram; |
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import org.gvsig.raster.util.DefaultProviderServices; |
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import org.gvsig.raster.wcs.io.downloader.WCSTileServer; |
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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 AbstractRasterProvider 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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|
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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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private AbstractRasterProvider lastRequestProvider = null; |
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|
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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, WCSDataParametersImpl.class); |
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} |
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|
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if (!dataman.getExplorerProviders().contains(NAME)) {
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dataman.registerExplorerProvider(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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|
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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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/**
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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 InitializeException { |
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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.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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|
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public WCSProvider(WCSDataParametersImpl params,
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DataStoreProviderServices storeServices) throws InitializeException {
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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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/**
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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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public 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.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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/**
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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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* @throws RasterDriverException
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*/
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public void init (DataStoreParameters params, |
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DataStoreProviderServices storeServices) throws InitializeException {
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setParam(storeServices, params); |
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open = true;
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try {
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loadInitialInfo(); |
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} catch (RasterDriverException e) {
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throw new InitializeException(e.getMessage(), e); |
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} |
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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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/**
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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 ColorInterpretation getColorInterpretation() {
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if(super.getColorInterpretation() == null) { |
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ColorInterpretation colorInterpretation = new DataStoreColorInterpretation();
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colorInterpretation.initColorInterpretation(getBandCount()); |
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if(getBandCount() == 3) { |
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colorInterpretation = DataStoreColorInterpretation.createRGBInterpretation(); |
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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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setColorInterpretation(colorInterpretation); |
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} |
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return super.getColorInterpretation(); |
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} |
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|
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/**
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* Gets WCS parameters
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* @return
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*/
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public WCSDataParameters getParameters() {
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return (WCSDataParameters)parameters;
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} |
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public AffineTransform getAffineTransform() { |
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Extent e = getExtent(); |
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double resolutionX = e.width() / getWidth();
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double resolutionY = e.height() / getHeight();
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ownTransformation = new AffineTransform( |
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resolutionX, |
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0,
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0,
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-resolutionY, |
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e.getULX() - (resolutionX / 2),
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e.getULY() - (resolutionY / 2));
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externalTransformation = (AffineTransform) ownTransformation.clone();
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return ownTransformation;
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} |
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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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p.setFormat("image/tiff");
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if(p.getSRSCode() == null){ |
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WCSConnector connector = WCSProvider.getConnectorFromURL(new URL(p.getURI())); |
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ArrayList srs = connector.getSRSs(p.getCoverageName());
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if(!srs.isEmpty() && !StringUtils.isBlank((String)srs.get(0))){ |
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p.setSRSID((String) srs.get(0)); |
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}else{
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return null; |
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} |
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} |
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Rectangle2D r = getConnector().getFullExtent(p.getCoverageName(), p.getSRSCode());
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if(r == null) |
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return null; |
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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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public Rectangle2D getLayerExtent(String layerName, String srs) throws RemoteServiceException { |
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return null; |
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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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public boolean isOpen() { |
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return open;
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} |
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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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public Transparency getTransparency() { |
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if(fileTransparency == null) |
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fileTransparency = new DataStoreTransparency(getColorInterpretation());
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return fileTransparency;
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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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public void setView(Extent e) { |
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viewRequest = e; |
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} |
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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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public double getWidth() { |
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WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
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try {
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return getConnector().getWidth(p.getCoverageName());
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} catch (RemoteServiceException e) {
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e.printStackTrace(); |
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} |
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return 0; |
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} |
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|
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public double getHeight() { |
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WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
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try {
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return getConnector().getHeight(p.getCoverageName());
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} catch (RemoteServiceException e) {
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e.printStackTrace(); |
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} |
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return 0; |
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} |
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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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/**
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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, (int)getWidth(), (int)getHeight()); |
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} |
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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 WCS 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, double scale) |
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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)); |
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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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|
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try {
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lastRequestProvider = openLastRequest(); |
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return lastRequestProvider.readBlock(pos, blockHeight, scale);
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} catch (ProviderNotRegisteredException exc) {
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throw new RasterDriverException("Error building GdalDriver", exc); |
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} catch (InitializeException 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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public double getLastRequestHeight() throws RasterDriverException { |
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if(lastRequestProvider == null) { |
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try {
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lastRequestProvider = openLastRequest(); |
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} catch (ProviderNotRegisteredException e) {
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throw new RasterDriverException("Error building GdalDriver", e); |
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} catch (InitializeException e) {
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throw new RasterDriverException("Error building GdalDriver", e); |
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} |
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} |
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return lastRequestProvider.getHeight();
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} |
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|
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public double getLastRequestWidth() throws RasterDriverException { |
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if(lastRequestProvider == null) { |
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try {
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lastRequestProvider = openLastRequest(); |
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} catch (ProviderNotRegisteredException e) {
|
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throw new RasterDriverException("Error building GdalDriver", e); |
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} catch (InitializeException e) {
|
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throw new RasterDriverException("Error building GdalDriver", e); |
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} |
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} |
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return lastRequestProvider.getWidth();
|
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} |
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|
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public File getLastRequest() { |
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return lastRequest;
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} |
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|
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public Buffer getBufferLastRequest() throws ProcessInterruptedException, RasterDriverException { |
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try {
|
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lastRequestProvider = openLastRequest(); |
388 |
|
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/*BandList bandList = new BandListImpl();
|
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for (int i = 0; i < lastRequestProvider.getBandCount(); i++) {
|
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try {
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bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, Buffer.TYPE_BYTE, 3));
|
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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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|
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RasterQuery q = RasterLocator.getManager().createQuery(); |
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q.setAreaOfInterest(lastRequestProvider.getExtent(), |
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(int)lastRequestProvider.getWidth(),
|
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(int)lastRequestProvider.getHeight());
|
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q.setAllDrawableBands(); |
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q.setAdjustToExtent(true);
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|
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DefaultRasterStore store = new DefaultRasterStore();
|
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store.setProvider(lastRequestProvider); |
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return store.query(q);
|
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} catch (ProviderNotRegisteredException e) {
|
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throw new RasterDriverException("Error building GdalDriver", e); |
410 |
} catch (InitializeException e) {
|
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throw new RasterDriverException("Error building GdalDriver", e); |
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} catch (QueryException e) {
|
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throw new RasterDriverException("Error reading data", e); |
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} |
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} |
416 |
|
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/**
|
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* Opens the last request downloaded
|
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* @return
|
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* @throws ProviderNotRegisteredException
|
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* @throws InitializeException
|
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* @throws RasterDriverException
|
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*/
|
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private AbstractRasterProvider openLastRequest() throws ProviderNotRegisteredException, InitializeException, RasterDriverException { |
425 |
if(lastRequestProvider != null) |
426 |
lastRequestProvider.close(); |
427 |
File lastFile = getFileLayer();
|
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lastRequestProvider = DefaultProviderServices.loadProvider(new File(lastFile.getPath())); |
429 |
return lastRequestProvider;
|
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} |
431 |
|
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public Object getData(int x, int y, int band) |
433 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
|
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int w = 25; |
435 |
int h = 25; |
436 |
|
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Point2D p1 = rasterToWorld(new Point2D.Double(x, y)); |
438 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h)); |
439 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p2.getX()), Math.abs(p1.getY() - p2.getY())); |
440 |
|
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WCSDataParametersImpl p = (WCSDataParametersImpl)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(h); |
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wcsStatus.setWidth(w); |
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wcsStatus.setDepth(p.getDepth()); |
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wcsStatus.setParameters(p.getParameter()); |
452 |
wcsStatus.setTime(p.getTime()); |
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|
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lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), w, h); |
455 |
|
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AbstractRasterProvider driver = null;
|
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try {
|
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driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath())); |
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/*Buffer buf = DefaultRasterManager.getInstance().createBuffer(getDataType()[0], w, h, getBandCount(), true);
|
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BandList bandList = new BandListImpl();
|
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int[] drawable = new int[getBandCount()];
|
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for (int i = 0; i < getBandCount(); i++) {
|
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try {
|
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bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, getDataType()[i], getBandCount()));
|
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drawable[i] = i;
|
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} catch (BandNotFoundInListException e1) {
|
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}
|
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}
|
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bandList.setDrawableBands(drawable);*/
|
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|
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RasterQuery q = RasterLocator.getManager().createQuery(); |
472 |
Rectangle r = new Rectangle(0, 0, 25, 25); |
473 |
q.setAreaOfInterest(r); |
474 |
q.setAllDrawableBands(); |
475 |
DefaultRasterStore store = new DefaultRasterStore();
|
476 |
store.setProvider(driver); |
477 |
|
478 |
Buffer buf = store.query(q);
|
479 |
driver.close(); |
480 |
if(buf.getDataType() == Buffer.TYPE_BYTE) { |
481 |
return new Integer(buf.getElemByte(0, 0, band)); |
482 |
} |
483 |
if(buf.getDataType() == Buffer.TYPE_SHORT) { |
484 |
return new Integer(buf.getElemShort(0, 0, band)); |
485 |
} |
486 |
if(buf.getDataType() == Buffer.TYPE_INT) { |
487 |
return new Integer(buf.getElemInt(0, 0, band)); |
488 |
} |
489 |
if(buf.getDataType() == Buffer.TYPE_FLOAT) { |
490 |
return new Float(buf.getElemFloat(0, 0, band)); |
491 |
} |
492 |
if(buf.getDataType() == Buffer.TYPE_DOUBLE) { |
493 |
return new Double(buf.getElemDouble(0, 0, band)); |
494 |
} |
495 |
} catch(InitializeException e) {
|
496 |
throw new RasterDriverException("", e); |
497 |
} catch (ProviderNotRegisteredException e) {
|
498 |
throw new RasterDriverException("", e); |
499 |
} catch (ProcessInterruptedException e) {
|
500 |
} catch (QueryException e) {
|
501 |
throw new RasterDriverException("", e); |
502 |
} |
503 |
return null; |
504 |
} |
505 |
|
506 |
/**
|
507 |
* Gets the georeferencing file name form a raster file
|
508 |
* @param file
|
509 |
* a raster file
|
510 |
* @return
|
511 |
* a georeferencing file
|
512 |
*/
|
513 |
private String getWorldFile(String file){ |
514 |
String worldFile = file;
|
515 |
int index = file.lastIndexOf("."); |
516 |
if (index > 0) { |
517 |
worldFile = file.substring(0, index) + getExtensionWorldFile();
|
518 |
} else {
|
519 |
worldFile = file + getExtensionWorldFile(); |
520 |
} |
521 |
return worldFile;
|
522 |
} |
523 |
|
524 |
/**
|
525 |
* Obtiene la extensi?n del fichero de georreferenciaci?n
|
526 |
* @return String con la extensi?n del fichero de georreferenciaci?n dependiendo
|
527 |
* del valor del formato obtenido del servidor. Por defecto asignaremos un .wld
|
528 |
*/
|
529 |
private String getExtensionWorldFile() { |
530 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
531 |
String extWorldFile = ".wld"; |
532 |
if(p.getFormat().equals("image/tif") || p.getFormat().equals("image/tiff")) { |
533 |
extWorldFile = ".tfw";
|
534 |
} |
535 |
return extWorldFile;
|
536 |
} |
537 |
|
538 |
private WCSStatus loadWCSStatus(Rectangle2D bBox) { |
539 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
540 |
WCSStatus wcsStatus = new WCSStatus();
|
541 |
wcsStatus.setCoveraName(p.getCoverageName()); |
542 |
wcsStatus.setSrs(p.getSRSCode()); |
543 |
wcsStatus.setFormat(p.getFormat()); |
544 |
wcsStatus.setOnlineResource(p.getOnlineResource() != null ? (String) p.getOnlineResource().get("GetCoverage") : null); |
545 |
wcsStatus.setExtent(bBox); |
546 |
wcsStatus.setHeight(p.getHeight()); |
547 |
wcsStatus.setWidth(p.getWidth()); |
548 |
wcsStatus.setDepth(p.getDepth()); |
549 |
wcsStatus.setParameters(p.getParameter()); |
550 |
wcsStatus.setTime(p.getTime()); |
551 |
return wcsStatus;
|
552 |
} |
553 |
|
554 |
public boolean needEnhanced() { |
555 |
return (getDataType()[0] != Buffer.TYPE_BYTE || |
556 |
(getBandCount() == 1 && getDataType()[0] == Buffer.TYPE_BYTE)); |
557 |
} |
558 |
|
559 |
/**
|
560 |
* This function downloads the file and creates the georeferencing file
|
561 |
* @param wcsStatus
|
562 |
* @param ulx
|
563 |
* @param uly
|
564 |
* @param lrx
|
565 |
* @param lry
|
566 |
* @param w
|
567 |
* @param h
|
568 |
* @return
|
569 |
* @throws RasterDriverException
|
570 |
*/
|
571 |
private File downloadFile(WCSStatus wcsStatus, double ulx, double uly, double lrx, double lry, int w, int h) throws RasterDriverException { |
572 |
Extent extent = new ExtentImpl(ulx, uly, lrx, lry);
|
573 |
return downloadFile(wcsStatus, extent, w, h);
|
574 |
} |
575 |
|
576 |
/**
|
577 |
* This function downloads the file and creates the georeferencing file
|
578 |
* @param wcsStatus
|
579 |
* @param ulx
|
580 |
* @param uly
|
581 |
* @param lrx
|
582 |
* @param lry
|
583 |
* @param w
|
584 |
* @param h
|
585 |
* @return
|
586 |
* @throws RasterDriverException
|
587 |
*/
|
588 |
private File downloadFile(WCSStatus wcsStatus, Extent extent, int w, int h) throws RasterDriverException { |
589 |
try {
|
590 |
lastRequest = getConnector().getCoverage(wcsStatus, ((WCSDataParametersImpl)parameters).getCancellable()); |
591 |
} catch (RemoteServiceException e) {
|
592 |
throw new RasterDriverException(e.getMessage(), e); |
593 |
} |
594 |
|
595 |
String nameWorldFile = getWorldFile(lastRequest.getPath());
|
596 |
try {
|
597 |
fileUtil.createWorldFile(nameWorldFile, extent, w, h); |
598 |
} catch (IOException e) { |
599 |
throw new RasterDriverException("Error downloading file", e); |
600 |
} |
601 |
|
602 |
return lastRequest;
|
603 |
} |
604 |
|
605 |
/**
|
606 |
* Assigns the list of bands RGB and read a window of data
|
607 |
* @param rasterBuf
|
608 |
* @param bandList
|
609 |
* @param lastFile
|
610 |
* @param ulx
|
611 |
* @param uly
|
612 |
* @param lrx
|
613 |
* @param lry
|
614 |
* @return
|
615 |
* @throws RasterDriverException
|
616 |
* @throws ProcessInterruptedException
|
617 |
*/
|
618 |
public Buffer getBuffer(BandList bandList, File lastFile, |
619 |
double ulx, double uly, double lrx, double lry) throws RasterDriverException, ProcessInterruptedException { |
620 |
try {
|
621 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
622 |
/*String serverName = bandList.getBand(0).getFileName();
|
623 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
624 |
bandList.getBand(i).setFileName(lastFile.getPath());
|
625 |
}*/
|
626 |
|
627 |
AbstractRasterProvider driver = DefaultProviderServices.loadProvider(new File(lastFile.getPath())); |
628 |
|
629 |
RasterQuery q = RasterLocator.getManager().createQuery(); |
630 |
q.setAreaOfInterest(new ExtentImpl(ulx, uly, lrx, lry));
|
631 |
q.setDrawableBands(bandList.getDrawableBands()); |
632 |
DefaultRasterStore store = new DefaultRasterStore();
|
633 |
store.setProvider(driver); |
634 |
Buffer buf = store.query(q);
|
635 |
|
636 |
/*for (int i = 0; i < bandList.getBandCount(); i++) {
|
637 |
bandList.getBand(i).setFileName(serverName);
|
638 |
}*/
|
639 |
|
640 |
return buf;
|
641 |
} catch (ProviderNotRegisteredException e) {
|
642 |
throw new RasterDriverException("Error building GdalDriver", e); |
643 |
} catch (InitializeException e) {
|
644 |
throw new RasterDriverException("Error building GdalDriver", e); |
645 |
} catch (QueryException e) {
|
646 |
throw new RasterDriverException("Error reading data", e); |
647 |
} |
648 |
} |
649 |
|
650 |
@Override
|
651 |
public void loadBuffer(SpiRasterQuery query) |
652 |
throws ProcessInterruptedException, RasterDriverException {
|
653 |
Extent ex = query.getAdjustedRequestBoundingBox(); |
654 |
WCSStatus wcsStatus = loadWCSStatus(ex.toRectangle2D()); |
655 |
|
656 |
lastRequest = downloadFile( |
657 |
wcsStatus, |
658 |
ex, |
659 |
query.getAdjustedBufWidth(), |
660 |
query.getAdjustedBufHeight()); |
661 |
|
662 |
if (lastRequest == null) { |
663 |
return;
|
664 |
} |
665 |
|
666 |
try {
|
667 |
AbstractRasterProvider driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath())); |
668 |
DefaultRasterStore store = new DefaultRasterStore();
|
669 |
store.setProvider(driver); |
670 |
query.createBuffer(store); |
671 |
store.query((RasterQuery)query); |
672 |
} catch (ProviderNotRegisteredException e) {
|
673 |
throw new RasterDriverException("Error building GdalDriver", e); |
674 |
} catch (InitializeException e) {
|
675 |
throw new RasterDriverException("Error building GdalDriver", e); |
676 |
} catch (QueryException e) {
|
677 |
throw new RasterDriverException("Error reading data", e); |
678 |
} |
679 |
|
680 |
} |
681 |
|
682 |
/**
|
683 |
* When a WCS provider is opened the information of data type and number of bands is not
|
684 |
* available. Only after the first time a raster has been downloaded it can be know.
|
685 |
* @param newDataType
|
686 |
* @param buf
|
687 |
* @param bandList
|
688 |
* @return
|
689 |
* @throws RasterDriverException
|
690 |
*/
|
691 |
private void loadInitialInfo() throws RasterDriverException { |
692 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
693 |
Extent ext = getExtent(); |
694 |
if(ext != null){ |
695 |
Rectangle2D bBox = ext.toRectangle2D();
|
696 |
int w = 0; |
697 |
int h = 0; |
698 |
if(ext.width() > ext.height()) {
|
699 |
w = 200;
|
700 |
h = (int)((ext.height() * w) / ext.width());
|
701 |
} else {
|
702 |
h = 200;
|
703 |
w = (int)((ext.width() * h) / ext.height());
|
704 |
} |
705 |
p.setWidth(w); |
706 |
p.setHeight(h); |
707 |
p.setExtent(bBox); |
708 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
709 |
|
710 |
lastRequest = downloadFile(wcsStatus, ext.getULX(), ext.getULY(), ext.getLRX(), ext.getLRY(), w, h); |
711 |
AbstractRasterProvider driver; |
712 |
try {
|
713 |
driver = DefaultProviderServices.loadProvider(lastRequest); |
714 |
setDataType(driver.getDataType()); |
715 |
bandCount = driver.getBandCount(); |
716 |
driver.close(); |
717 |
} catch (ProviderNotRegisteredException e) {
|
718 |
throw new RasterDriverException("", e); |
719 |
} catch (InitializeException e) {
|
720 |
throw new RasterDriverException("", e); |
721 |
} |
722 |
} |
723 |
} |
724 |
|
725 |
/**
|
726 |
* When a WCS provider is opened the information of data type and number of bands is not
|
727 |
* available. Only after the first time a raster has been downloaded it can be know.
|
728 |
* @param newDataType
|
729 |
* @param buf
|
730 |
* @param bandList
|
731 |
* @return
|
732 |
*/
|
733 |
/*private Buffer changeBufferDataType(int newDataType, Buffer buf, BandList bandList) {
|
734 |
Buffer newBuffer = null;
|
735 |
if(buf.getDataType() != newDataType) {
|
736 |
newBuffer = DefaultRasterManager.getInstance().createReadOnlyBuffer(newDataType, buf.getWidth(), buf.getHeight(), buf.getBandCount());
|
737 |
buf.free();
|
738 |
} else
|
739 |
return buf;
|
740 |
|
741 |
bandList.clear();
|
742 |
for(int i = 0; i < getBandCount(); i++)
|
743 |
try {
|
744 |
int dataType = getDataType()[i];
|
745 |
DatasetBand band = new DatasetBandImpl(getFName(), i, dataType, getBandCount());
|
746 |
bandList.addBand(band, i);
|
747 |
} catch(BandNotFoundInListException ex) {
|
748 |
//No a?adimos la banda
|
749 |
}
|
750 |
return newBuffer;
|
751 |
}*/
|
752 |
|
753 |
/*public Buffer getWindow(int x, int y, int w, int h,
|
754 |
BandList bandList, Buffer rasterBuf, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
|
755 |
Point2D p1 = rasterToWorld(new Point2D.Double(x, y));
|
756 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h));
|
757 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p2.getX()), Math.abs(p1.getY() - p2.getY()));
|
758 |
WCSStatus wcsStatus = loadWCSStatus(bBox);
|
759 |
|
760 |
lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), rasterBuf.getWidth(), rasterBuf.getHeight());
|
761 |
|
762 |
if (lastRequest == null) {
|
763 |
return rasterBuf;
|
764 |
}
|
765 |
|
766 |
AbstractRasterProvider driver = null;
|
767 |
try {
|
768 |
driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath()));
|
769 |
|
770 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
771 |
String serverName = bandList.getBand(0).getFileName();
|
772 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
773 |
bandList.getBand(i).setFileName(lastRequest.getPath());
|
774 |
}
|
775 |
|
776 |
DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
|
777 |
q.setAreaOfInterest(0, 0, w, h);
|
778 |
q.setBandList(bandList);
|
779 |
q.setBuffer(rasterBuf);
|
780 |
Buffer buf = driver.getDataSet(q);
|
781 |
|
782 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
783 |
bandList.getBand(i).setFileName(serverName);
|
784 |
}
|
785 |
driver.close();
|
786 |
return buf;
|
787 |
} catch (ProviderNotRegisteredException e) {
|
788 |
throw new RasterDriverException("Error building GdalDriver", e);
|
789 |
} catch (InitializeException e) {
|
790 |
throw new RasterDriverException("Error building GdalDriver", e);
|
791 |
}
|
792 |
}*/
|
793 |
|
794 |
public int getBlockSize() { |
795 |
return 0; |
796 |
} |
797 |
|
798 |
public void setAffineTransform(AffineTransform t){ |
799 |
|
800 |
} |
801 |
|
802 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
803 |
return 0; |
804 |
} |
805 |
|
806 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
807 |
return 0; |
808 |
} |
809 |
|
810 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
811 |
return 0; |
812 |
} |
813 |
|
814 |
public boolean isOverviewsSupported() { |
815 |
return false; |
816 |
} |
817 |
|
818 |
public boolean isReproyectable() { |
819 |
return false; |
820 |
} |
821 |
|
822 |
public String getProviderName() { |
823 |
return NAME;
|
824 |
} |
825 |
|
826 |
public String getName() { |
827 |
return this.getParameters().getCoverageName(); |
828 |
} |
829 |
|
830 |
/**
|
831 |
* Convierte un punto desde coordenadas pixel a coordenadas del mundo.
|
832 |
* @param pt Punto a transformar
|
833 |
* @return punto transformado en coordenadas del mundo
|
834 |
*/
|
835 |
public Point2D rasterToWorld(Point2D pt) { |
836 |
Point2D p = new Point2D.Double(); |
837 |
getAffineTransform().transform(pt, p); |
838 |
return p;
|
839 |
} |
840 |
|
841 |
/**
|
842 |
* Convierte un punto desde del mundo a coordenadas pixel.
|
843 |
* @param pt Punto a transformar
|
844 |
* @return punto transformado en coordenadas pixel
|
845 |
*/
|
846 |
public Point2D worldToRaster(Point2D pt) { |
847 |
Point2D p = new Point2D.Double(); |
848 |
try {
|
849 |
getAffineTransform().inverseTransform(pt, p); |
850 |
} catch (NoninvertibleTransformException e) { |
851 |
return pt;
|
852 |
} |
853 |
return p;
|
854 |
} |
855 |
|
856 |
public void setStatus(RasterProvider provider) { |
857 |
if(provider instanceof WCSProvider) { |
858 |
} |
859 |
} |
860 |
|
861 |
/**
|
862 |
* ASigna el par?metro de inicializaci?n del driver.
|
863 |
*/
|
864 |
public void setParam(DataStoreProviderServices storeServices, DataStoreParameters param) { |
865 |
if(param instanceof WCSDataParametersImpl) |
866 |
this.uri = ((WCSDataParametersImpl)param).getURI();
|
867 |
this.param = param;
|
868 |
} |
869 |
|
870 |
/**
|
871 |
* Gets the suffix of the downloaded image
|
872 |
* @return
|
873 |
*/
|
874 |
public String getFileSuffix() { |
875 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
876 |
String format = p.getFormat().toLowerCase();
|
877 |
if (format == null) { |
878 |
return "xml"; |
879 |
} |
880 |
if (format.indexOf("png") >= 0){ |
881 |
return "png"; |
882 |
} |
883 |
if (format.indexOf("xml") >= 0){ |
884 |
return "xml"; |
885 |
} |
886 |
if (format.indexOf("gif") >= 0){ |
887 |
return "gif"; |
888 |
} |
889 |
if (format.indexOf("tif") >= 0){ |
890 |
return "tif"; |
891 |
} |
892 |
if (format.indexOf("bmp") >= 0){ |
893 |
return "bmp"; |
894 |
} |
895 |
if (format.indexOf("jpg") >= 0 |
896 |
|| format.indexOf("jpeg") >= 0){ |
897 |
return "jpg"; |
898 |
} |
899 |
return "xml"; |
900 |
} |
901 |
|
902 |
public TileServer getTileServer() {
|
903 |
if(tileServer == null) { |
904 |
DefaultRasterStore store = new DefaultRasterStore();
|
905 |
store.setProvider(this);
|
906 |
tileServer = new WCSTileServer(store);
|
907 |
} |
908 |
return tileServer;
|
909 |
} |
910 |
|
911 |
public boolean isRasterEnclosed() { |
912 |
return true; |
913 |
} |
914 |
|
915 |
public String getRMFFile() { |
916 |
if(lastRequest != null) |
917 |
return fileUtil.getNameWithoutExtension(lastRequest.getAbsolutePath()) + ".rmf"; |
918 |
return null; |
919 |
} |
920 |
|
921 |
public HistogramComputer getHistogramComputer() {
|
922 |
if (histogram == null) |
923 |
histogram = new RemoteStoreHistogram(this); |
924 |
return histogram;
|
925 |
} |
926 |
|
927 |
} |