gvsig-raster / org.gvsig.raster / trunk / org.gvsig.raster / org.gvsig.raster.io / org.gvsig.raster.io.base / src / main / java / org / gvsig / fmap / dal / coverage / dataset / io / wmts / WMTSProvider.java @ 234
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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.fmap.dal.coverage.dataset.io.wmts; |
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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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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.GdalProvider; |
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import org.gvsig.fmap.dal.coverage.dataset.io.param.WMTSDataParametersImpl; |
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import org.gvsig.fmap.dal.coverage.dataset.io.server.DefaultWMTSServerExplorerParameters; |
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import org.gvsig.fmap.dal.coverage.dataset.io.server.WMTSServerExplorerImpl; |
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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.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.WMSException; |
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import org.gvsig.fmap.dal.coverage.explorer.WMTSServerExplorer; |
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import org.gvsig.fmap.dal.coverage.grid.render.TileListener; |
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import org.gvsig.fmap.dal.coverage.store.parameter.WMTSDataParameters; |
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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.impl.DefaultRasterManager; |
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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.remoteclient.exceptions.ServerErrorException; |
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import org.gvsig.remoteclient.wmts.WMTSStatus; |
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import org.gvsig.remoteclient.wmts.exception.WMTSException; |
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import org.gvsig.remoteclient.wmts.struct.WMTSBoundingBox; |
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import org.gvsig.remoteclient.wmts.struct.WMTSLayer; |
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import org.gvsig.remoteclient.wmts.struct.WMTSTileMatrix; |
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import org.gvsig.remoteclient.wmts.struct.WMTSTileMatrixLimits; |
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import org.gvsig.remoteclient.wmts.struct.WMTSTileMatrixSet; |
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import org.gvsig.remoteclient.wmts.struct.WMTSTileMatrixSetLink; |
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import org.gvsig.remoteclient.wmts.struct.WMTSTileMatrix.Tile; |
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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 wmts.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class WMTSProvider extends DefaultRasterProvider implements RemoteRasterProvider { |
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public static String NAME = "Wmts Store"; |
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public static String DESCRIPTION = "Wmts Raster file"; |
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public static final String METADATA_DEFINITION_NAME = "WmtsStore"; |
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private static final double MTS_X_GRADO = 111319.490793274; |
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private Extent viewRequest = null; |
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private static Hashtable<URL, WMTSConnector> |
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drivers = new Hashtable<URL, WMTSConnector> (); |
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private boolean open = false; |
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//Only for fixed size. Complete extent and FIXED_SIZE in long side
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private File lastRequest = null; |
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private DataStoreTransparency lastFileTransparency = null; |
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private int lastWidthRequest = 0; |
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private int lastHeightRequest = 0; |
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private boolean gridSubsets = true; |
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private Extent[] extentByLevel = null; //Only for layers without gridSubsets |
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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("wmts", "", WMTSProvider.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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WMTSProvider.class, WMTSDataParametersImpl.class); |
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} |
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if (!dataman.getExplorerProviders().contains(WMTSServerExplorerImpl.NAME)) {
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dataman.registerExplorerProvider(WMTSServerExplorer.NAME, WMTSServerExplorerImpl.class, DefaultWMTSServerExplorerParameters.class); |
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} |
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dataman.registerStoreFactory(NAME, DefaultStoreFactory.class); |
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} |
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public WMTSProvider() 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 WMTSProvider(String params) throws NotSupportedExtensionException { |
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super(params);
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if(params instanceof String) { |
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WMTSDataParametersImpl p = new WMTSDataParametersImpl();
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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 WMTSProvider(WMTSDataParametersImpl 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 WMSException
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*/
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private WMTSConnector getConnector() throws WMSException { |
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WMTSDataParametersImpl p = (WMTSDataParametersImpl)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 WMSException("Malformed URL",e); |
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} |
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try {
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return WMTSProvider.getConnectorFromURL(url);
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} catch (IOException e) { |
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throw new WMSException("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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setDataType(new int[]{Buffer.TYPE_BYTE, Buffer.TYPE_BYTE, Buffer.TYPE_BYTE, Buffer.TYPE_BYTE}); |
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bandCount = 4;
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if(!(param instanceof WMTSDataParameters)) |
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return;
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gridSubsets = hasGridSubsets((WMTSDataParameters)param); |
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} |
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/**
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* Checks if this layer has grid subsets or doesn't
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* @param p
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* @return
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*/
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@SuppressWarnings("unchecked") |
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private boolean hasGridSubsets(WMTSDataParameters p) { |
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ArrayList tileMatrixSetLimits = null; |
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ArrayList<?> tileMatrixSetLinkList = p.getLayer().getTileMatrixSetLink();
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String srs = p.getSRSCode();
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for (int i = 0; i < tileMatrixSetLinkList.size(); i++) { |
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WMTSTileMatrixSetLink tileMatrixSetLink = (WMTSTileMatrixSetLink)tileMatrixSetLinkList.get(i); |
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WMTSTileMatrixSet tms = tileMatrixSetLink.getTileMatrixSet(); |
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ArrayList tmsl = tileMatrixSetLink.getTileMatrixLimits();
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String srsTileSet = tms.getSupportedCRS();
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if(srsTileSet.compareTo(srs) == 0) { |
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tileMatrixSetLimits = tmsl; |
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} |
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} |
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return tileMatrixSetLimits.size() <= 0 ? false : true; |
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} |
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public static final WMTSConnector getConnectorFromURL(URL url) throws IOException { |
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WMTSConnector drv = (WMTSConnector) drivers.get(url); |
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if (drv == null) { |
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drv = new WMTSConnector(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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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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} |
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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.raster.impl.provider.RasterProvider#isTiled()
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*/
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public boolean isTiled() { |
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return true; |
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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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WMTSDataParametersImpl p = (WMTSDataParametersImpl)parameters; |
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Extent e = getExtent(); |
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double psX = e.width() / (lastWidthRequest <= 0 ? p.getWidth() : lastWidthRequest); |
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double psY = -(e.height() / (lastHeightRequest <= 0 ? p.getHeight() : lastHeightRequest)); |
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ownTransformation = new AffineTransform( |
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psX, |
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0,
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0,
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psY, |
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e.getULX() - (psX / 2),
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e.getULY() - (psY / 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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* Gets the bounding box in world coordinates. If the layer has grid subsets (TileMatrixLimits) then
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* this will have a only extent but if the layer doesn't have grid subsets then this will have a different
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* extent in each level resolution. In this case we need to know the extent for each level.
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* @return Extent
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*/
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public Extent getExtent() {
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WMTSDataParametersImpl p = (WMTSDataParametersImpl)parameters; |
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if(gridSubsets) {
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WMTSLayer layer = p.getLayer(); |
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WMTSBoundingBox bbox = layer.getWGS84BBox(); |
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return new ExtentImpl(bbox.toRectangle2D()); |
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} else {
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WMTSTileMatrixSet tileMatrixSet = getTileMatrixSetLink().getTileMatrixSet(); |
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//Si ya se han calculado los niveles es q el extent es v?lido sino el nivel ser? el 0
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double scale = 0D; |
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int level = 0; |
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if(extentByLevel != null && p.getExtent() != null) { |
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scale = getScale(p.getExtent(), p.getWidth()); |
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try {
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level = getLevelFromScale(scale, tileMatrixSet); |
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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} |
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} |
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Extent[] ext = getExtentByResolutionLevel();
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if(ext != null && level >= 0 && level < ext.length) |
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return ext[level];
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} |
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return null; |
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} |
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/**
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* When a layer doesn't have grid subsets this will have a different bounding
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* box by resolution level. This function calculates and returns the array of
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* extents, one by resolution level.
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* @return
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*/
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private Extent[] getExtentByResolutionLevel() { |
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if(extentByLevel == null) { |
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WMTSDataParametersImpl p = (WMTSDataParametersImpl)parameters; |
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WMTSTileMatrixSetLink tileMatrixSetLink = getTileMatrixSetLink(); |
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WMTSTileMatrixSet tileMatrixSet = tileMatrixSetLink.getTileMatrixSet(); |
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double widthMtsTile = 0; |
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double heightMtsTile = 0; |
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ArrayList<?> tileMatrixList = tileMatrixSet.getTileMatrix();
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extentByLevel = new ExtentImpl[tileMatrixList.size()];
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for (int i = 0; i < tileMatrixList.size(); i++) { |
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WMTSTileMatrix tileMatrix = (WMTSTileMatrix)tileMatrixList.get(i); |
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if(!p.getSRS().isProjected()) {
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widthMtsTile = (tileMatrix.getScaleDenominator() * tileMatrix.getTileWidth() * 0.28) / (MTS_X_GRADO * 1000); |
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heightMtsTile = (tileMatrix.getScaleDenominator() * tileMatrix.getTileWidth() * 0.28) / (MTS_X_GRADO * 1000); |
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} else {
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widthMtsTile = (tileMatrix.getScaleDenominator() * tileMatrix.getTileWidth() * 0.28) / 1000; |
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heightMtsTile = (tileMatrix.getScaleDenominator() * tileMatrix.getTileWidth() * 0.28) / 1000; |
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} |
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double h = Math.abs(tileMatrix.getTopLeftCorner()[0] - (tileMatrix.getTopLeftCorner()[0] - (tileMatrix.getMatrixHeight() * heightMtsTile))); |
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Rectangle2D r = new Rectangle2D.Double( |
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tileMatrix.getTopLeftCorner()[1],
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tileMatrix.getTopLeftCorner()[0] - h,
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Math.abs(tileMatrix.getTopLeftCorner()[1] - (tileMatrix.getTopLeftCorner()[1] + (tileMatrix.getMatrixWidth() * widthMtsTile))), |
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h); |
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extentByLevel[i] = new ExtentImpl(r);
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} |
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} |
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return extentByLevel;
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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 WMSException { |
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return null; |
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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#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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/*
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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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/*
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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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/*
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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(lastFileTransparency == null) |
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lastFileTransparency = new DataStoreTransparency();
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return lastFileTransparency;
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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#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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/*
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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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/*
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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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/*
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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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WMTSDataParametersImpl p = (WMTSDataParametersImpl)parameters; |
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if (lastWidthRequest <= 0) |
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return p.getWidth();
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return lastWidthRequest;
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} |
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|
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getHeight()
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*/
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public double getHeight() { |
| 423 |
WMTSDataParametersImpl p = (WMTSDataParametersImpl)parameters; |
| 424 |
if (lastHeightRequest <= 0) |
| 425 |
return p.getHeight();
|
| 426 |
return lastHeightRequest;
|
| 427 |
} |
| 428 |
|
| 429 |
/*
|
| 430 |
* (non-Javadoc)
|
| 431 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#readCompleteLine(int, int)
|
| 432 |
*/
|
| 433 |
public Object readCompleteLine(int line, int band) |
| 434 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
|
| 435 |
return null; |
| 436 |
} |
| 437 |
|
| 438 |
/**
|
| 439 |
* When the remote layer has fixed size this method downloads the file and return its reference.
|
| 440 |
* File layer has in the long side FIXED_SIZE pixels and the bounding box is complete. This file could be
|
| 441 |
* useful to build an histogram or calculate statistics. This represents a sample of data.
|
| 442 |
* @return
|
| 443 |
* @throws RasterDriverException
|
| 444 |
*/
|
| 445 |
public File getFileLayer() throws RasterDriverException { |
| 446 |
return null; |
| 447 |
} |
| 448 |
|
| 449 |
/**
|
| 450 |
* Reads a complete block of data and returns an tridimensional array of the right type. This function is useful
|
| 451 |
* to read a file very fast without setting a view. In a WMS service when the size is fixed then it will read the
|
| 452 |
* entire image but when the source hasn't pixel size it will read a sample of data. This set of data will have
|
| 453 |
* the size defined in FIXED_SIZE.
|
| 454 |
*
|
| 455 |
* @param pos Posici?n donde se empieza a leer
|
| 456 |
* @param blockHeight Altura m?xima del bloque leido
|
| 457 |
* @return Object que es un array tridimendional del tipo de datos del raster. (Bandas X Filas X Columnas)
|
| 458 |
* @throws InvalidSetViewException
|
| 459 |
* @throws FileNotOpenException
|
| 460 |
* @throws RasterDriverException
|
| 461 |
*/
|
| 462 |
public Object readBlock(int pos, int blockHeight) |
| 463 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException {
|
| 464 |
return null; |
| 465 |
} |
| 466 |
|
| 467 |
/*
|
| 468 |
* (non-Javadoc)
|
| 469 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getData(int, int, int)
|
| 470 |
*/
|
| 471 |
public Object getData(int x, int y, int band) |
| 472 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
|
| 473 |
return null; |
| 474 |
} |
| 475 |
|
| 476 |
/**
|
| 477 |
* Assigns the list of bands RGB and read a window of data
|
| 478 |
* @param rasterBuf
|
| 479 |
* @param bandList
|
| 480 |
* @param lastFile
|
| 481 |
* @param ulx
|
| 482 |
* @param uly
|
| 483 |
* @param lrx
|
| 484 |
* @param lry
|
| 485 |
* @return
|
| 486 |
* @throws RasterDriverException
|
| 487 |
* @throws ProcessInterruptedException
|
| 488 |
*/
|
| 489 |
public Buffer getBuffer(Buffer rasterBuf, BandList bandList, File lastFile, |
| 490 |
double ulx, double uly, double lrx, double lry) throws RasterDriverException, ProcessInterruptedException { |
| 491 |
return null; |
| 492 |
} |
| 493 |
|
| 494 |
/*
|
| 495 |
* (non-Javadoc)
|
| 496 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, org.gvsig.fmap.dal.coverage.grid.render.TileListener, int)
|
| 497 |
*/
|
| 498 |
public void getWindowRaster(double minX, double minY, double maxX, double maxY, |
| 499 |
int bufWidth, int bufHeight, BandList bandList, TileListener listener)throws ProcessInterruptedException, RasterDriverException { |
| 500 |
Rectangle2D r = new Rectangle2D.Double(Math.min(minX, maxX), Math.min(minY, maxY), Math.abs(maxX - minX), Math.abs(maxY - minY)); |
| 501 |
WMTSStatus status = buildWMTSStatus(r, bufWidth, bufHeight); |
| 502 |
request(status, bandList, listener); |
| 503 |
} |
| 504 |
|
| 505 |
/**
|
| 506 |
* Builds the WMTSStatus object using the parameters and the request bounding box.
|
| 507 |
* @param r
|
| 508 |
* @param bufWidth
|
| 509 |
* @return
|
| 510 |
* @throws RasterDriverException
|
| 511 |
*/
|
| 512 |
@SuppressWarnings("unchecked") |
| 513 |
private WMTSStatus buildWMTSStatus(Rectangle2D r, int bufWidth, int bufHeight) throws RasterDriverException { |
| 514 |
WMTSDataParameters p = (WMTSDataParameters)param; |
| 515 |
|
| 516 |
//Mantiene actualizados los par?metros del WMTSStoreParameters con la ?ltima petici?n hecha
|
| 517 |
p.setExtent(r); |
| 518 |
p.setWidth(bufWidth); |
| 519 |
p.setHeight(bufHeight); |
| 520 |
|
| 521 |
lastWidthRequest = bufWidth; |
| 522 |
lastHeightRequest = bufHeight; |
| 523 |
|
| 524 |
//1-Selecci?n de WMTSTileMatrixSet por srs
|
| 525 |
WMTSTileMatrixSetLink tileMatrixSetLink = getTileMatrixSetLink(); |
| 526 |
WMTSTileMatrixSet tileMatrixSet = tileMatrixSetLink.getTileMatrixSet(); |
| 527 |
ArrayList tileMatrixSetLimits = tileMatrixSetLink.getTileMatrixLimits();
|
| 528 |
|
| 529 |
//2-Calculo de la escala
|
| 530 |
double scale = getScale(r, bufWidth);
|
| 531 |
|
| 532 |
//3-Selecci?n del nivel a partir de la escala
|
| 533 |
int level = getLevelFromScale(scale, tileMatrixSet);
|
| 534 |
|
| 535 |
//4-Obtenemos la matriz de tiles y los l?mites si tiene subsets
|
| 536 |
WMTSTileMatrixLimits tileMatrixLimits = null;
|
| 537 |
WMTSTileMatrix tileMatrix = (WMTSTileMatrix)tileMatrixSet.getTileMatrix().get(level); |
| 538 |
if(gridSubsets)
|
| 539 |
tileMatrixLimits = (WMTSTileMatrixLimits)tileMatrixSetLimits.get(level); |
| 540 |
|
| 541 |
//5-Selecci?n de tiles que entran en esta bounding box
|
| 542 |
ArrayList<Tile> tiles = null; |
| 543 |
if(gridSubsets)
|
| 544 |
tiles = tileMatrix.intersects(p.getSRS().isProjected(), tileMatrixLimits, r, getExtent().toRectangle2D()); |
| 545 |
else
|
| 546 |
tiles = tileMatrix.intersects(p.getSRS().isProjected(), r, getExtent().toRectangle2D()); |
| 547 |
|
| 548 |
//6-Petici?n
|
| 549 |
WMTSStatus status = new WMTSStatus();
|
| 550 |
status.setTileList(tiles); |
| 551 |
status.setLayer(p.getLayer().getIdentifier()); |
| 552 |
status.setFormat(p.getImageFormat()); |
| 553 |
status.setStyle(p.getStyle() != null ? p.getStyle().getIdentifier() : ""); |
| 554 |
status.setTileMatrixSet(tileMatrixSet.getIdentifier()); |
| 555 |
status.setTileMatrix(tileMatrix.getIdentifier()); |
| 556 |
return status;
|
| 557 |
} |
| 558 |
|
| 559 |
/**
|
| 560 |
* Gets the resolution level from the scale
|
| 561 |
* @param scale
|
| 562 |
* @param tileMatrixSet
|
| 563 |
* @return
|
| 564 |
* @throws RasterDriverException
|
| 565 |
*/
|
| 566 |
public int getLevelFromScale(double scale, WMTSTileMatrixSet tileMatrixSet) throws RasterDriverException { |
| 567 |
//Recorremos los tileMatrix para obtener la escala m?s aproximada
|
| 568 |
int levelModifier = 0; |
| 569 |
try {
|
| 570 |
for (int resolutionLevel = 0; resolutionLevel < tileMatrixSet.getTileMatrix().size(); resolutionLevel++) { |
| 571 |
WMTSTileMatrix tm = (WMTSTileMatrix)tileMatrixSet.getTileMatrix().get(resolutionLevel); |
| 572 |
double scaleDenominator = tm.getScaleDenominator();
|
| 573 |
if(scale >= scaleDenominator) {
|
| 574 |
return Math.max(resolutionLevel + levelModifier, 0); |
| 575 |
} |
| 576 |
} |
| 577 |
} catch (IndexOutOfBoundsException e) { |
| 578 |
throw new RasterDriverException("Error in this resolution level", e); |
| 579 |
} |
| 580 |
return 0; |
| 581 |
} |
| 582 |
|
| 583 |
/**
|
| 584 |
* Get the tile matrix set using the crs
|
| 585 |
* @param srs
|
| 586 |
* @return
|
| 587 |
*/
|
| 588 |
private WMTSTileMatrixSetLink getTileMatrixSetLink() {
|
| 589 |
WMTSDataParameters p = (WMTSDataParameters)param; |
| 590 |
ArrayList<?> tileMatrixSetLinkList = p.getLayer().getTileMatrixSetLink();
|
| 591 |
for (int i = 0; i < tileMatrixSetLinkList.size(); i++) { |
| 592 |
WMTSTileMatrixSetLink tileMatrixSetLink = (WMTSTileMatrixSetLink)tileMatrixSetLinkList.get(i); |
| 593 |
String srsTileSet = tileMatrixSetLink.getTileMatrixSet().getSupportedCRS();
|
| 594 |
if(srsTileSet.compareTo(p.getSRSCode()) == 0) { |
| 595 |
return tileMatrixSetLink;
|
| 596 |
} |
| 597 |
} |
| 598 |
if(tileMatrixSetLinkList != null && tileMatrixSetLinkList.size() > 0) |
| 599 |
return (WMTSTileMatrixSetLink)tileMatrixSetLinkList.get(0); |
| 600 |
return null; |
| 601 |
} |
| 602 |
|
| 603 |
/**
|
| 604 |
* Gets the scale using the extent and the width in pixels.
|
| 605 |
* @param r
|
| 606 |
* @param width
|
| 607 |
* @return
|
| 608 |
*/
|
| 609 |
private double getScale(Rectangle2D r, int width) { |
| 610 |
WMTSDataParameters p = (WMTSDataParameters)param; |
| 611 |
if(!p.getSRS().isProjected()) {
|
| 612 |
return (1000 * r.getWidth() * MTS_X_GRADO) / (width * 0.28); |
| 613 |
} else
|
| 614 |
return (1000 * r.getWidth()) / (width * 0.28); |
| 615 |
} |
| 616 |
|
| 617 |
/**
|
| 618 |
* Throw a request
|
| 619 |
* @param status
|
| 620 |
* @param bandList
|
| 621 |
* @param listener
|
| 622 |
* @param alphaBandNumber
|
| 623 |
* @return returns a buffer if the listener is null. In any other case it return null.
|
| 624 |
* @throws RasterDriverException
|
| 625 |
* @throws ProcessInterruptedException
|
| 626 |
*/
|
| 627 |
@SuppressWarnings("unchecked") |
| 628 |
private Buffer request(WMTSStatus status, BandList bandList, TileListener listener) throws RasterDriverException, ProcessInterruptedException { |
| 629 |
WMTSDataParameters p = (WMTSDataParameters)param; |
| 630 |
WMTSConnector connector = null;
|
| 631 |
try {
|
| 632 |
connector = getConnector(); |
| 633 |
} catch (WMSException e) {
|
| 634 |
throw new RasterDriverException("Error getting the connector object", e); |
| 635 |
} |
| 636 |
|
| 637 |
if(connector == null) |
| 638 |
throw new RasterDriverException("Error getting the connector object"); |
| 639 |
|
| 640 |
ArrayList<Tile> tiles = status.getTileList();
|
| 641 |
|
| 642 |
for (int i = 0; i < tiles.size(); i++) { |
| 643 |
Tile tile = tiles.get(i); |
| 644 |
status.setTileRow(tile.row); |
| 645 |
status.setTileCol(tile.col); |
| 646 |
//TODO:Cancelaci?n
|
| 647 |
try {
|
| 648 |
File file = connector.getTile(status, null); |
| 649 |
|
| 650 |
String serverName = bandList.getBand(0).getFileName(); |
| 651 |
for (int j = 0; j < bandList.getBandCount(); j++) { |
| 652 |
bandList.getBand(j).setFileName(file.getPath()); |
| 653 |
} |
| 654 |
|
| 655 |
GdalProvider driver = new GdalProvider(file.getPath());
|
| 656 |
bandCount = driver.getBandCount(); |
| 657 |
lastFileTransparency = driver.getTransparency(); |
| 658 |
Buffer rasterBuf = DefaultRasterManager.getInstance().createBuffer(getDataType()[0], tile.wPx, tile.hPx, 3, true); |
| 659 |
Buffer buf = driver.getWindowRaster(0, 0, tile.wPx, tile.hPx, bandList, rasterBuf); |
| 660 |
|
| 661 |
buf.setDataExtent(new Rectangle2D.Double(Math.min(tile.ulx, tile.lrx), Math.min(tile.uly, tile.lry), Math.abs(tile.ulx - tile.lrx), Math.abs(tile.uly - tile.lry))); |
| 662 |
|
| 663 |
Buffer alphaBand = null; |
| 664 |
if(p.getAlphaBand() != -1 && listener != null) { |
| 665 |
alphaBand = DefaultRasterManager.getInstance().createBuffer(getDataType()[0], tile.wPx, tile.hPx, 1, true); |
| 666 |
int[] oldDB = bandList.getDrawableBands(); |
| 667 |
bandList.setDrawableBands(new int[]{p.getAlphaBand()}); |
| 668 |
alphaBand = driver.getWindowRaster(0, 0, tile.wPx, tile.hPx, bandList, alphaBand); |
| 669 |
bandList.setDrawableBands(oldDB); |
| 670 |
} |
| 671 |
|
| 672 |
for (int j = 0; j < bandList.getBandCount(); j++) { |
| 673 |
bandList.getBand(j).setFileName(serverName); |
| 674 |
} |
| 675 |
|
| 676 |
driver.close(); |
| 677 |
|
| 678 |
if(listener != null) |
| 679 |
listener.nextBuffer(buf, alphaBand, new ExtentImpl(tile.ulx, tile.uly, tile.lrx, tile.lry), getAffineTransform(), null, true); |
| 680 |
else
|
| 681 |
return buf;
|
| 682 |
|
| 683 |
} catch (WMTSException e) {
|
| 684 |
throw new RasterDriverException("Error getting tiles", e); |
| 685 |
} catch (ServerErrorException e) {
|
| 686 |
throw new RasterDriverException("Error getting tiles", e); |
| 687 |
} catch (NotSupportedExtensionException e) {
|
| 688 |
throw new RasterDriverException("Error getting tiles", e); |
| 689 |
} |
| 690 |
} |
| 691 |
if(listener != null) |
| 692 |
listener.endReading(); |
| 693 |
return null; |
| 694 |
} |
| 695 |
|
| 696 |
/*
|
| 697 |
* (non-Javadoc)
|
| 698 |
* @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)
|
| 699 |
*/
|
| 700 |
public Buffer getWindowRaster(double ulx, double uly, double lrx, double lry, |
| 701 |
BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
| 702 |
lastWidthRequest = rasterBuf.getWidth(); |
| 703 |
lastHeightRequest = rasterBuf.getHeight(); |
| 704 |
return null; |
| 705 |
} |
| 706 |
|
| 707 |
/*
|
| 708 |
* (non-Javadoc)
|
| 709 |
* @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)
|
| 710 |
*/
|
| 711 |
public Buffer getWindowRaster(double ulx, double uly, double w, double h, |
| 712 |
BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
| 713 |
lastWidthRequest = rasterBuf.getWidth(); |
| 714 |
lastHeightRequest = rasterBuf.getHeight(); |
| 715 |
return null; |
| 716 |
} |
| 717 |
|
| 718 |
/*
|
| 719 |
* (non-Javadoc)
|
| 720 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
|
| 721 |
*/
|
| 722 |
public Buffer getWindowRaster(double ulx, double uly, double lrx, double lry, |
| 723 |
int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
| 724 |
Rectangle2D r = new Rectangle2D.Double(Math.min(ulx, lrx), Math.min(lry, uly), Math.abs(lrx - ulx), Math.abs(uly - lry)); |
| 725 |
WMTSStatus status = buildWMTSStatus(r, bufWidth, bufHeight); |
| 726 |
return request(status, bandList, null); |
| 727 |
} |
| 728 |
|
| 729 |
/*
|
| 730 |
* (non-Javadoc)
|
| 731 |
* @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)
|
| 732 |
*/
|
| 733 |
public Buffer getWindowRaster(int x, int y, int w, int h, BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
| 734 |
lastWidthRequest = rasterBuf.getWidth(); |
| 735 |
lastHeightRequest = rasterBuf.getHeight(); |
| 736 |
return null; |
| 737 |
} |
| 738 |
|
| 739 |
/*
|
| 740 |
* (non-Javadoc)
|
| 741 |
* @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)
|
| 742 |
*/
|
| 743 |
public Buffer getWindowRaster(int x, int y, int w, int h, int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
| 744 |
lastWidthRequest = rasterBuf.getWidth(); |
| 745 |
lastHeightRequest = rasterBuf.getHeight(); |
| 746 |
return null; |
| 747 |
} |
| 748 |
|
| 749 |
/*
|
| 750 |
* (non-Javadoc)
|
| 751 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getBlockSize()
|
| 752 |
*/
|
| 753 |
public int getBlockSize() { |
| 754 |
return 0; |
| 755 |
} |
| 756 |
|
| 757 |
/*
|
| 758 |
* (non-Javadoc)
|
| 759 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setAffineTransform(java.awt.geom.AffineTransform)
|
| 760 |
*/
|
| 761 |
public void setAffineTransform(AffineTransform t){ |
| 762 |
|
| 763 |
} |
| 764 |
|
| 765 |
/*
|
| 766 |
* (non-Javadoc)
|
| 767 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewCount(int)
|
| 768 |
*/
|
| 769 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
| 770 |
return 0; |
| 771 |
} |
| 772 |
|
| 773 |
/*
|
| 774 |
* (non-Javadoc)
|
| 775 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewWidth(int, int)
|
| 776 |
*/
|
| 777 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
| 778 |
return 0; |
| 779 |
} |
| 780 |
|
| 781 |
/*
|
| 782 |
* (non-Javadoc)
|
| 783 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewHeight(int, int)
|
| 784 |
*/
|
| 785 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
| 786 |
return 0; |
| 787 |
} |
| 788 |
|
| 789 |
/*
|
| 790 |
* (non-Javadoc)
|
| 791 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#overviewsSupport()
|
| 792 |
*/
|
| 793 |
public boolean overviewsSupport() { |
| 794 |
return false; |
| 795 |
} |
| 796 |
|
| 797 |
/*
|
| 798 |
* (non-Javadoc)
|
| 799 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#isReproyectable()
|
| 800 |
*/
|
| 801 |
public boolean isReproyectable() { |
| 802 |
return false; |
| 803 |
} |
| 804 |
|
| 805 |
/*
|
| 806 |
* (non-Javadoc)
|
| 807 |
* @see org.gvsig.fmap.dal.raster.spi.CoverageStoreProvider#getName()
|
| 808 |
*/
|
| 809 |
public String getName() { |
| 810 |
return NAME;
|
| 811 |
} |
| 812 |
|
| 813 |
/**
|
| 814 |
* Convierte un punto desde coordenadas pixel a coordenadas del mundo.
|
| 815 |
* @param pt Punto a transformar
|
| 816 |
* @return punto transformado en coordenadas del mundo
|
| 817 |
*/
|
| 818 |
public Point2D rasterToWorld(Point2D pt) { |
| 819 |
Point2D p = new Point2D.Double(); |
| 820 |
getAffineTransform().transform(pt, p); |
| 821 |
return p;
|
| 822 |
} |
| 823 |
|
| 824 |
/**
|
| 825 |
* Convierte un punto desde del mundo a coordenadas pixel.
|
| 826 |
* @param pt Punto a transformar
|
| 827 |
* @return punto transformado en coordenadas pixel
|
| 828 |
*/
|
| 829 |
public Point2D worldToRaster(Point2D pt) { |
| 830 |
Point2D p = new Point2D.Double(); |
| 831 |
try {
|
| 832 |
getAffineTransform().inverseTransform(pt, p); |
| 833 |
} catch (NoninvertibleTransformException e) { |
| 834 |
return pt;
|
| 835 |
} |
| 836 |
return p;
|
| 837 |
} |
| 838 |
|
| 839 |
/*
|
| 840 |
* (non-Javadoc)
|
| 841 |
* @see org.gvsig.raster.impl.provider.RasterProvider#setStatus(org.gvsig.raster.impl.provider.RasterProvider)
|
| 842 |
*/
|
| 843 |
public void setStatus(RasterProvider provider) { |
| 844 |
if(provider instanceof WMTSProvider) { |
| 845 |
} |
| 846 |
} |
| 847 |
|
| 848 |
/*
|
| 849 |
* (non-Javadoc)
|
| 850 |
* @see org.gvsig.raster.impl.provider.RemoteRasterProvider#getLastRequest()
|
| 851 |
*/
|
| 852 |
public File getLastRequest() { |
| 853 |
return lastRequest;
|
| 854 |
} |
| 855 |
|
| 856 |
/**
|
| 857 |
* ASigna el par?metro de inicializaci?n del driver.
|
| 858 |
*/
|
| 859 |
@Override
|
| 860 |
public void setParam(DataStoreParameters param) { |
| 861 |
if(param instanceof WMTSDataParameters) |
| 862 |
this.name = ((WMTSDataParameters)param).getHost();
|
| 863 |
this.param = param;
|
| 864 |
} |
| 865 |
|
| 866 |
} |