Application: gvSIG desktop » gvSIG data provider for GPE

#Mon Oct 14 11:41:18 CEST 2019

buildNumber=2190

<?xml version="1.0" encoding="ISO-8859-1"?>

<plugin-config>

	<depends plugin-name="org.gvsig.app.mainplugin" />

	<depends plugin-name="org.gvsig.exportto.app.mainplugin" />

	<depends plugin-name="org.gvsig.gpe.app.mainplugin" />

	<libraries library-dir="lib"/>

	<resourceBundle name="text"/>

	<extensions>		

		<extension class-name="org.gvsig.andami.LibraryExtension"

			description=""

			active="true"

			priority="1">			

		</extension>			

	</extensions>

</plugin-config>

org.gvsig.gpe.exportto.kml.ExportKMLLibrary

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    gvSIG. Desktop Geographic Information System.

    Copyright (C) 2007-2013 gvSIG Association.

    This program is free software; you can redistribute it and/or

    modify it under the terms of the GNU General Public License

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    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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-->

<assembly>

  <id>gvsig-plugin-package</id>

  <formats>

    <format>zip</format>

  </formats>

  <baseDirectory>${project.artifactId}</baseDirectory>

  <includeBaseDirectory>true</includeBaseDirectory>

  <files>

    <file>

      <source>target/${project.artifactId}-${project.version}.jar</source>

      <outputDirectory>lib</outputDirectory>

    </file>

    <file>

      <source>target/package.info</source>

    </file>

  </files>

  <fileSets>

    <fileSet>

      <directory>src/main/resources-plugin</directory>

      <outputDirectory>.</outputDirectory>

    </fileSet>

  </fileSets>

  <dependencySets>

    <dependencySet>

      <useProjectArtifact>false</useProjectArtifact>

      <useTransitiveDependencies>false</useTransitiveDependencies>

      <outputDirectory>lib</outputDirectory>

      <includes>

        <include>org.gvsig:org.gvsig.gpe.exportto.generic</include>

      </includes>

    </dependencySet>

  </dependencySets>

</assembly>

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package org.gvsig.gpe.exportto.kml.service;

import java.awt.geom.Rectangle2D;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.util.ArrayList;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IProjection;

import org.gvsig.export.ExportException;

import org.gvsig.export.ExportParameters;

import org.gvsig.export.spi.AbstractExportService;

import org.gvsig.export.spi.ExportService;

import org.gvsig.export.spi.ExportServiceFactory;

import org.gvsig.fmap.crs.CRSFactory;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataServerExplorer;

import org.gvsig.fmap.dal.NewDataStoreParameters;

import org.gvsig.fmap.dal.OpenDataStoreParameters;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.Feature;

import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor;

import org.gvsig.fmap.dal.feature.FeatureSet;

import org.gvsig.fmap.dal.feature.FeatureType;

import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters;

import org.gvsig.fmap.dal.feature.OpenFeatureStoreParameters;

import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorer;

import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters;

import org.gvsig.fmap.geom.DataTypes;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.GeometryManager;

import org.gvsig.fmap.geom.exception.CreateEnvelopeException;

import org.gvsig.fmap.geom.primitive.Envelope;

import org.gvsig.fmap.mapcontext.MapContextException;

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend;

import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol;

import org.gvsig.gpe.exportto.generic.util.CoordinatesSequenceBbox;

import org.gvsig.gpe.exportto.generic.util.GeometryToGPEWriter;

import org.gvsig.gpe.exportto.kml.style.KmlStyle;

import org.gvsig.gpe.exportto.kml.style.StyleUtils;

import org.gvsig.gpe.lib.api.GPELocator;

import org.gvsig.gpe.lib.api.writer.IGPEWriterHandler;

import org.gvsig.gpe.lib.api.writer.IGPEWriterHandlerImplementor;

import org.gvsig.gpe.prov.kml.utils.Kml2_1_Tags;

import org.gvsig.gpe.prov.kml.writer.GPEKmlWriterHandlerImplementor;

import org.gvsig.tools.dispose.DisposableIterator;

import org.gvsig.tools.locator.LocatorException;

import org.gvsig.tools.util.HasAFile;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 *

 * @author osc

 */

public class ExportKMLService extends AbstractExportService

	implements ExportService {

	private static Logger logger = LoggerFactory.getLogger(ExportKMLService.class);

	ExportKMLService(ExportServiceFactory factory, ExportParameters parameters) {

		super(factory, parameters);

	}

	@Override

	protected DataServerExplorer createServerExplorer() throws ExportException {

		DataManager dataManager = DALLocator.getDataManager();

		FilesystemServerExplorerParameters explorerParams;

		try {

			explorerParams

				= (FilesystemServerExplorerParameters) dataManager

					.createServerExplorerParameters(FilesystemServerExplorer.NAME);

		} catch (Exception e) {

			throw new ExportException(e);

		}

		explorerParams.setRoot(this.getParameters().getFile().getParent());

		FilesystemServerExplorer explorer;

		try {

			explorer = (FilesystemServerExplorer) dataManager.openServerExplorer(

				"FilesystemExplorer", explorerParams

			);

			return explorer;

		} catch (Exception e) {

			throw new ExportException(e);

		}

	}

	@Override

	protected NewDataStoreParameters createTargetNewStoreParameters() throws ExportException {

		try {

			FilesystemServerExplorer explorer = (FilesystemServerExplorer) this.createServerExplorer();

			NewFeatureStoreParameters newStoreParameters = (NewFeatureStoreParameters) explorer.getAddParameters(

				this.getParameters().getFile()

			);

			newStoreParameters.setDynValue("CRS", this.getParameters().getTargetProjection());

			// Usamos el featureType por defecto del KML

			return newStoreParameters;

		} catch (DataException ex) {

			throw new ExportException(ex);

		}

	}

	@Override

	protected OpenDataStoreParameters createTargetOpenStoreParameters() throws ExportException {

		try {

			DataManager dataManager = DALLocator.getDataManager();

			OpenFeatureStoreParameters openStoreParameters = (OpenFeatureStoreParameters) dataManager.createStoreParameters("GPE");

			((HasAFile) openStoreParameters).setFile(getParameters().getFile());

			openStoreParameters.setDynValue("CRS", this.getParameters().getTargetProjection());

			return openStoreParameters;

		} catch (DataException ex) {

			throw new ExportException(ex);

		}

	}

	@Override

	public ExportKMLParameters getParameters() {

		return (ExportKMLParameters) super.getParameters();

	}

	@Override

	public void export(

		FeatureSet featureSet) throws ExportException {

		DataServerExplorer explorer = this.createServerExplorer();

		NewFeatureStoreParameters params = (NewFeatureStoreParameters) this.createTargetNewStoreParameters();

		String providerName = params.getDataStoreName();

		String explorerName = explorer.getProviderName();

		File outFile = this.getParameters().getFile(); //kmlFile;

		FeatureSet featureStore = featureSet;

		FLyrVect vectorLayer = null;

		String mimeType = this.getParameters().getMimeType(); //mtype;

		boolean useLabels = this.getParameters().getUseLabels(); //doLabels;

		boolean attsAsBalloon = this.getParameters().getAttsAsBalloon();

		ArrayList<ICoordTrans> ICoordTrans;

		List<ICoordTrans> transfList = new ArrayList<ICoordTrans>();

		ICoordTrans ct = this.getParameters().getSourceTransformation(); //vlayer.getCoordTrans();

		IProjection targetproj = this.getParameters().getTargetProjection();

//        if (reprojectTo4326) {

//		8

//            targetproj = CRSFactory.getCRS("EPSG:4326");

//            if (ct == null) {

//                transfList.add(this.getParameters().getSourceProjection().getCT(targetproj));

//            } else {

//                transfList.add(ct);

//                transfList.add(ct.getPDest().getCT(targetproj));

//            }

//        } else {

		if (ct == null) {

			if (targetproj == null) {

				targetproj = this.getParameters().getSourceProjection();

			}

			ct = this.getParameters().getSourceProjection().getCT(targetproj);

			transfList.add(ct);

		} else {

			targetproj = ct.getPDest();

			transfList.add(ct);

		}

		IGPEWriterHandler wh = null;

		FileOutputStream fos = null;

		String srs = targetproj.getAbrev();

		String[] fldNames = null;

		Envelope env = null;

		long count = 0;

		FeatureType ftype;

		try {

			count = featureSet.getSize();

			this.getTaskStatus().setRangeOfValues(0, count);

			if (this.getParameters().getExportAttributes().isActive()) {

				ftype = this.getParameters().getExportAttributes().getTargetFeatureType();

			} else {

				ftype = featureStore.getDefaultFeatureType();

			}

			fldNames = getAttributes(ftype);

			env = GeometryLocator.getGeometryManager().createEnvelope(Geometry.SUBTYPES.GEOM2D);

			this.initEnvelope(env, featureSet);

		} catch (DataException | CreateEnvelopeException | LocatorException e) {

			throw new ExportException(e);

		}

		try {

			env = reproject(env, transfList);

		} catch (CreateEnvelopeException ex) {

			throw new ExportException(ex);

		}

		Rectangle2D rect = new Rectangle2D.Double(

			env.getMinimum(0),

			env.getMinimum(1),

			env.getLength(0),

			env.getLength(1));

		File fixedFile = outFile;

		try {

			if (!outFile.getAbsolutePath().toLowerCase().endsWith(

				"." + this.getFileExtension().toLowerCase())) {

				fixedFile = new File(outFile.getAbsolutePath() + "." + getFileExtension());

			}

			wh = GPELocator.getGPEManager().createWriterByMimeType(mimeType);

			fos = new FileOutputStream(fixedFile);

			wh.setOutputStream(fos);

			wh.initialize();

			// ==========================================

			wh.startLayer(null, null, fixedFile.getName(), null, srs);

			// ==============     Styles    =============

			Map<ISymbol, KmlStyle> symsty = null;

			IXmlStreamWriter xmlw = getXmlStreamWriter(wh);

			if (true && xmlw != null && vectorLayer instanceof FLyrVect) {

				symsty = StyleUtils.getSymbolStyles((FLyrVect) vectorLayer,

					featureSet,

					attsAsBalloon,

					fldNames);

				Iterator<KmlStyle> iter = symsty.values().iterator();

				KmlStyle sty = null;

				while (iter.hasNext()) {

					sty = iter.next();

					writeStyle(xmlw, sty);

				}

			}

			// ==========================================

			wh.startBbox(null, new CoordinatesSequenceBbox(rect), srs);

			wh.endBbox();

			// ============= Writing feature ============

			IVectorLegend legend;

			if (vectorLayer instanceof FLyrVect) {

				legend = (IVectorLegend) ((FLyrVect) vectorLayer).getLegend();

			} else {

				legend = null;

			}

			writeFeatures(wh, xmlw, featureSet, fldNames, symsty, legend, transfList);

//            writeFeatures(wh, xmlw, featureSet, fldNames, symsty,

//                    (IVectorLegend) vectorLayer.getLegend());

			// ==========================================

			wh.endLayer();

			// ==========================================

			wh.close();

			fos.close();

		} catch (Exception exc) {

			throw new ExportException(exc);

		}

		this.getTaskStatus().setCurValue(count);

//        this.finishAction(fixedFile, targetproj);

		this.getTaskStatus().terminate();

		this.getTaskStatus().remove();

	}

	private String[] getAttributes(FeatureType ftype) {

		FeatureAttributeDescriptor[] atts = ftype.getAttributeDescriptors();

		FeatureAttributeDescriptor desc = null;

		List<String> list = new ArrayList<String>();

		for (int i = 0; i < atts.length; i++) {

			desc = atts[i];

			if (desc.getDataType().getType() != DataTypes.GEOMETRY) {

				list.add(desc.getName());

			}

		}

		return list.toArray(new String[0]);

	}

	private Geometry reproject(Geometry geom, List<ICoordTrans> transfList) {

		int sz = transfList.size();

		if (sz == 0) {

			return geom;

		} else {

			Geometry resp = geom.cloneGeometry();

			for (int i = 0; i < sz; i++) {

				resp.reProject(transfList.get(i));

			}

			return resp;

		}

	}

	public String getFileExtension() {

		return "kml";

	}

//    private void finishAction(File kmlfile, IProjection proj)

//            throws ExportException {

//        

//        this.createTargetOpenStoreParameters()

//

//        if (exporttoServiceFinishAction != null) {

//

//            /*

//             * Export is done. We notify with a SHPStoreParameters,

//             * not with the NewSHPParameters we have used:

//             */

//            DataManagerProviderServices dataman

//                    = (DataManagerProviderServices) DALLocator.getDataManager();

//

//            DataStoreParameters dsp = null;

//            try {

//                dsp = dataman.createStoreParameters("GPE");

//            } catch (Exception e) {

//                throw new ExportException(e); //"Cannot add resulting kml file to view", e);

//            }

//

//            dsp.setDynValue("File", kmlfile);

//            dsp.setDynValue("CRS", proj);

//

//            try {

//                dsp.validate();

//            } catch (ValidateDataParametersException e) {

//                throw new ExportException(e);

//            }

//            exporttoServiceFinishAction.finished(kmlfile.getName(), dsp);

//        }

//    }

	private void writeStyle(IXmlStreamWriter xmlw, KmlStyle sty) throws IOException {

		xmlw.writeStartElement(Kml2_1_Tags.STYLE);

		xmlw.writeStartAttribute(Kml2_1_Tags.ID);

		xmlw.writeValue(sty.getId());

		xmlw.writeEndAttributes();

		sty.writeXml(xmlw);

		xmlw.writeEndElement();

	}

	private IXmlStreamWriter getXmlStreamWriter(IGPEWriterHandler wh) {

		IGPEWriterHandlerImplementor imple = wh.getImplementor();

		if (!(imple instanceof GPEKmlWriterHandlerImplementor)) {

			/*

             * Unexpected class

			 */

			return null;

		}

		GPEKmlWriterHandlerImplementor kmlimple = null;

		kmlimple = (GPEKmlWriterHandlerImplementor) imple;

		IXmlStreamWriter xmlw = kmlimple.getXMLStreamWriter();

		return xmlw;

	}

	private void writeFeatures(

		IGPEWriterHandler gwh,

		IXmlStreamWriter xmlw,

		FeatureSet fset,

		String[] fieldNames,

		Map<ISymbol, KmlStyle> symsty,

		IVectorLegend lege,

		List<ICoordTrans> transfList) throws Exception {

		GeometryToGPEWriter gw = new GeometryToGPEWriter(gwh);

		DisposableIterator diter = fset.fastIterator();

		Feature feat = null;

		long count = 0;

		this.getTaskStatus().setCurValue(count);

		ISymbol sym = null;

		int nullGeometries = 0;

		while (diter.hasNext()) {

			feat = (Feature) diter.next();

			try {

				if (lege instanceof IVectorLegend) {

					sym = lege.getSymbolByFeature(feat);

				}

			} catch (MapContextException mce) {

				logger.info("While getting legend symbol.", mce);

			}

			KmlStyle kmlStyle;

			try {

				kmlStyle = symsty.get(sym);

			} catch (Exception e) {

				kmlStyle = null;

			}

			if (!writeFeature(feat, gwh, xmlw, gw, count, fieldNames, kmlStyle, transfList)) {

				nullGeometries++;

			};

			count++;

			this.getTaskStatus().setCurValue(count);

		}

		if (nullGeometries > 0) {

			logger.warn("Can't export " + nullGeometries + " features because source geometries are null.");

		}

		diter.dispose();

	}

	private boolean writeFeature(

		Feature feat,

		IGPEWriterHandler gwh,

		IXmlStreamWriter xmlw,

		GeometryToGPEWriter gw,

		long index,

		String[] fieldNames,

		KmlStyle ksty,

		List<ICoordTrans> transfList) throws IOException {

		Geometry geom = feat.getDefaultGeometry();

		if (geom == null) {

			return false;

		}

		String strindex = String.valueOf(index);

		if (this.getParameters().getUseLabels()) {

			String lbl = getLabelForFeature(feat);

			gwh.startFeature(strindex, "FEATURE", lbl);

		} else {

			gwh.startFeature(strindex, "FEATURE", "");

		}

		// =========================

		// Style

		if (ksty != null) {

			xmlw.writeStartElement(Kml2_1_Tags.STYLEURL);

			xmlw.writeValue("#" + ksty.getId());

			xmlw.writeEndElement();

		}

		// ===== Balloon ============

		if (this.getParameters().getAttsAsBalloon()) {

			writeBalloon(xmlw, feat, fieldNames);

		}

		// ============= Geometry

		/*

         * This has no effect if reprojection is not necessary

		 */

		geom = reproject(geom, transfList);

		gw.writeGeometry(geom, this.getParameters().getUseLabels());

		// ============= Attributes

		Object val = null;

		String fldname = null;

		for (int i = 0; i < fieldNames.length; i++) {

			val = feat.get(fieldNames[i]);

			fldname = fieldNames[i].replace(' ', '_');

			gwh.startElement("", fldname, val == null ? "" : val.toString());

			gwh.endElement();

		}

		// =========================

		gwh.endFeature();

		return true;

	}

	private String getLabelForFeature(Feature feat) {

		return "";

//        if (this.vectorLayer.isLabeled()) {

//

//            String[] flds = vectorLayer.getLabelingStrategy().getUsedFields();

//            int n = Math.min(flds.length, 2);

//            if (n == 0) {

//                return "";

//            } else {

//                String resp = "";

//                Object val = null;

//                if (n == 1) {

//                    val = feat.get(flds[0]);

//                    resp = (val == null) ? "" : val.toString();

//                } else {

//                    // n == 2

//                    val = feat.get(flds[0]);

//                    resp = (val == null) ? "" : val.toString();

//                    val = feat.get(flds[1]);

//                    resp = (val == null) ? resp : resp + ", " + val.toString();

//                }

//                return resp;

//            }

//

//        } else {

//            return "";

//        }

	}

	private void writeBalloon(IXmlStreamWriter xmlw, Feature feat, String[] fieldNames)

		throws IOException {

		xmlw.writeStartElement(Kml2_1_Tags.EXTENDED_DATA);

		String fldrep = null;

		Object val = null;

		for (int i = 0; i < fieldNames.length; i++) {

			fldrep = fieldNames[i].replace(' ', '_');

			xmlw.writeStartElement(Kml2_1_Tags.DATA);

			// Att =====================================================

			xmlw.writeStartAttribute(null, "name");

			xmlw.writeValue(fldrep);

			xmlw.writeEndAttributes();

			// Value =====================================================

			xmlw.writeStartElement(Kml2_1_Tags.VALUE);

			val = feat.get(fieldNames[i]);

			xmlw.writeValue(val == null ? "" : val.toString());

			xmlw.writeEndElement();

			// =============================================

			xmlw.writeEndElement();

		}

		xmlw.writeEndElement();

		/*

         *

<ExtendedData>

      <Data name="holeNumber">

        <value>1</value>

      </Data>

      <Data name="holeYardage">

        <value>234</value>

      </Data>

      <Data name="holePar">

        <value>4</value>

      </Data>

    </ExtendedData>

         *

		 */

	}

	private Envelope reproject(Envelope env, List<ICoordTrans> transfList) throws CreateEnvelopeException {

		int sz = transfList.size();

		if (sz == 0) {

			return env;

		} else {

			Envelope resp = env;

			try {

				for (int i = 0; i < sz; i++) {

					resp = resp.convert(transfList.get(i));

				}

			} catch (Exception exc) {

				// If this process fails, we'll use "emergency values":

				GeometryManager gm = GeometryLocator.getGeometryManager();

				double[] min = new double[2];

				double[] max = new double[2];

				IProjection targetproj = this.getParameters().getTargetProjection();

				if (targetproj.isProjected()) {

					min = new double[]{-20000000, -20000000};

					max = new double[]{20000000, 20000000};

				} else {

					min = new double[]{-180, -90};

					max = new double[]{180, 90};

				}

				resp = gm.createEnvelope(

					min[0], min[1],

					max[0], max[1],

					Geometry.SUBTYPES.GEOM2D);

			}

			return resp;

		}

	}

	private void initEnvelope(Envelope env, FeatureSet featureSet) {

		for (Feature feature : featureSet) {

			Geometry geometry = feature.getDefaultGeometry();

			if (geometry != null && geometry.isValid()) {

				env.add(geometry);

			}

		}

	}

}

package org.gvsig.gpe.exportto.kml.service;

//import org.gvsig.export.dbf.service.ExportDBFParameters;

import org.gvsig.export.ExportParametersGeometry;

import org.gvsig.tools.util.HasAFile;

/**

 *

 * @author jjdelcerro

 */

public interface ExportKMLParameters extends ExportParametersGeometry, HasAFile {

        public String getMimeType();

        public void setMimeType(String value);

        public boolean getUseLabels();

        public void setUseLabels(boolean value);

        public boolean getAttsAsBalloon();

        public void setAttsAsBalloon(boolean value);

}

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package org.gvsig.gpe.exportto.kml.service;

import java.io.File;

import org.apache.commons.io.FilenameUtils;

import org.cresques.cts.IProjection;

import org.gvsig.export.spi.AbstractExportParametersGeometry;

import org.gvsig.export.spi.ExportServiceFactory;

import org.gvsig.fmap.crs.CRSFactory;

/**

 *

 * @author osc

 */

public class ExportKMLParametersImpl         

        extends AbstractExportParametersGeometry

        implements ExportKMLParameters

    {

    private String mimeType = null;

    private boolean useLabels = false;

    private boolean attsAsBalloon = false;

    private File file;

    public ExportKMLParametersImpl(ExportServiceFactory factory) {

        super(factory);

	IProjection targetproj = CRSFactory.getCRS("EPSG:4326");

	this.setTargetProjection(targetproj);

	this.getExportAttributes().setActive(true);

    }

    @Override

    public String getServiceName() {

        return ExportKMLServiceFactory.SERVICE_NAME;

    }

    @Override

    public String getMimeType() {

        return this.mimeType;

    }

    @Override

    public boolean getUseLabels() {

        return this.useLabels;

    }

    @Override

    public boolean getAttsAsBalloon() {

        return this.attsAsBalloon;

    }

    @Override

    public File getFile() {

        return this.file;

    }

    @Override

    public void setFile(File file) {

        this.file = new File(FilenameUtils.removeExtension(file.getAbsolutePath()) + ".kml");

    }

    @Override

    public void setUseLabels(boolean value) {

        this.useLabels = value;

    }

    @Override

    public void setAttsAsBalloon(boolean value) {

        this.attsAsBalloon = value;

    }

    @Override

    public void setMimeType(String value) {

        this.mimeType = value;

    }

}

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package org.gvsig.gpe.exportto.kml.service;

import org.gvsig.export.ExportParameters;

import org.gvsig.export.spi.AbstractExportServiceFactory;

/**

 *

 * @author osc

 */

public class ExportKMLServiceFactory extends AbstractExportServiceFactory 

    {

    public static final String SERVICE_NAME = "KML";

    public ExportKMLServiceFactory() {

        super(

                SERVICE_NAME,

                "KML file",

                "KML file"

        );

    }

    @Override

    public ExportKMLService createService(ExportParameters parameters) {

        ExportKMLService service = new ExportKMLService(this, (ExportKMLParameters) parameters);

        return service;

    }

    @Override

    public ExportKMLParameters createParameters() {

        ExportKMLParameters parameters = new ExportKMLParametersImpl(this);

        return parameters;

    }

    @Override

    public boolean hasTabularSupport() {

        return true;

    }

    @Override

    public boolean hasVectorialSupport() {

        return true;

    }

}

package org.gvsig.gpe.exportto.kml.style;

import java.io.IOException;

import org.gvsig.gpe.prov.kml.utils.Kml2_1_Tags;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

/**

 * Balloon style to show when user clicks on marker.

 * Currently not used because CDDATA is not written properly

 * (writer escapes it)

 * 

 * @author jldominguez

 *

 */

public class KmlBalloonStyle extends KmlStyle {

    private String[] fields = new String[0];

    public KmlBalloonStyle(String[] flds, String id) {

        setId(id);

        if (flds != null) {

            fields = flds;

        }

    }

    public void writeXml(IXmlStreamWriter writer) throws IOException {

        writer.writeStartElement(Kml2_1_Tags.BALLOON_STYLE);

        writer.writeStartElement(Kml2_1_Tags.TEXT);

        // ====================================

        String cddata = "<![CDATA[";

        cddata = cddata + htmlTable();

        cddata = cddata + "]]>";

        // ====================================

        writer.writeValue(cddata);

        writer.writeEndElement();

        writer.writeEndElement();

        /*

  <Style id="golf-balloon-style">

    <BalloonStyle>

      <text>

        <![CDATA[

          <table>

          <tr><td>This is $[name]</td><td> : </td><td>This is $[name]</td></tr>

          <tr><td>This is hole $[holeNumber]</td><td> : </td><td>This is $[name]</td></tr>

          <tr><td>The par for this hole is $[holePar]</td><td> : </td><td>This is $[name]</td></tr>

          <tr><td>The yardage is $[holeYardage]</td><td> : </td><td><b>This is $[name]</b></td></tr>

          </table>

        ]]>

      </text>

    </BalloonStyle>

  </Style>

           */

    }

    private String htmlTable() {

        String resp = "<table>\n";

        String aux = null;

        String auxrep = null;

        for (int i=0; i<fields.length; i++) {

            aux = fields[i];

            auxrep = aux.replace(' ', '_');

            auxrep = "$[" + auxrep + "]";

            resp = resp + "<tr><td>" + aux + "</td><td> : </td><td><b>" + auxrep + "</b></td></tr>\n";

        }

        resp = resp + "</table>\n";

        return resp;

    }

}

package org.gvsig.gpe.exportto.kml.style;

import java.io.IOException;

import org.gvsig.gpe.prov.kml.utils.Kml2_1_Tags;

import org.gvsig.gpe.prov.kml.utils.KmlUtilsParser;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

public class KmlLineStyle extends KmlColorStyle {

	public float getWidth() {

		return width;

	}

	public void setWidth(float width) {

		this.width = width;

	}

	protected float width = 1;

	@Override

	public void writeXml(IXmlStreamWriter writer) throws IOException {

		writer.writeStartElement(Kml2_1_Tags.LINE_STYLE);

		writer.writeStartElement(Kml2_1_Tags.COLOR);

		writer.writeValue(KmlUtilsParser.fromColorToABGR(color));

		writer.writeEndElement();

		writer.writeStartElement(Kml2_1_Tags.WIDTH);

		writer.writeValue(width);		

		writer.writeEndElement();

		writer.writeEndElement();

	}

}

package org.gvsig.gpe.exportto.kml.style;

import java.io.IOException;

import org.gvsig.gpe.prov.kml.utils.Kml2_1_Tags;

import org.gvsig.gpe.prov.kml.utils.KmlUtilsParser;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

/**

 * @author Francisco Jos? Pe?arrubia (fjp@scolab.es)

 * 

 * To convert from a symbol to a polygon style we will need a PolygonStyle

 * and a LineStyle if the outline has some width or to specify the color

 * @see @KmlCompoundStyle

 */

public class KmlPolygonStyle extends KmlColorStyle {

	protected boolean fill = true;

	protected boolean outline;

	public boolean isFill() {

		return fill;

	}

	public void setFill(boolean fill) {

		this.fill = fill;

	}

	public boolean isOutline() {

		return outline;

	}

	public void setOutline(boolean outline) {

		this.outline = outline;

	}

	@Override

	public void writeXml(IXmlStreamWriter writer) throws IOException {

		writer.writeStartElement(Kml2_1_Tags.POLY_STYLE);

		writer.writeStartElement(Kml2_1_Tags.COLOR);

		writer.writeValue(KmlUtilsParser.fromColorToABGR(color));

		writer.writeEndElement();

		if (!fill) {

			writer.writeStartElement(Kml2_1_Tags.POLY_FILL);

			writer.writeValue(0);

			writer.writeEndElement();

		}

		if (outline) {

			writer.writeStartElement(Kml2_1_Tags.POLY_OUTLINE);

			writer.writeValue(1);

			writer.writeEndElement();

		}

		writer.writeEndElement();

	}

}

package org.gvsig.gpe.exportto.kml.style;

import java.io.IOException;

import org.gvsig.gpe.prov.kml.utils.Kml2_1_Tags;

import org.gvsig.gpe.prov.kml.utils.KmlUtilsParser;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

public class KmlIconStyle extends KmlColorStyle {

	protected float heading = 0;

	protected String href = null;

	protected float scale = 1;

	public float getScale() {

		return scale;

	}

	public void setScale(float scale) {

		this.scale = scale;

	}

	public void writeXml(IXmlStreamWriter writer) throws IOException {

		writer.writeStartElement(Kml2_1_Tags.ICON_STYLE);

		writer.writeStartElement(Kml2_1_Tags.COLOR);

		writer.writeValue(KmlUtilsParser.fromColorToABGR(color));

		writer.writeEndElement();

		writer.writeStartElement(Kml2_1_Tags.HEADING);

		writer.writeValue(heading);

		writer.writeEndElement();

		if (scale != 1) {

			writer.writeStartElement(Kml2_1_Tags.SCALE);

			writer.writeValue(scale);

			writer.writeEndElement();

		}

		if (href != null) {

			writer.writeStartElement(Kml2_1_Tags.ICON);

			writer.writeStartElement(Kml2_1_Tags.HREF);

			writer.writeValue(href);

			writer.writeEndElement();

			writer.writeEndElement();

		}

		writer.writeEndElement();

	}

	public float getHeading() {

		return heading;

	}

	public void setHeading(float heading) {

		this.heading = heading;

	}

	public String getHref() {

		return href;

	}

	public void setHref(String href) {

		this.href = href;

	}

}

package org.gvsig.gpe.exportto.kml.style;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.Feature;

import org.gvsig.fmap.dal.feature.FeatureSet;

import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect;

import org.gvsig.fmap.mapcontext.rendering.legend.IClassifiedVectorLegend;

import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend;

import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol;

import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.fill.IFillSymbol;

import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ILineSymbol;

import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.IMarkerSymbol;

import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.IPictureMarkerSymbol;

import org.gvsig.tools.dispose.DisposableIterator;

public class StyleUtils {

    public static Map<ISymbol, KmlStyle> getSymbolStyles(

        FLyrVect vlayer,

        FeatureSet fset,

        boolean balloon,

        String[] flds) throws Exception {

        boolean preventMarker = false;

        IVectorLegend leg = (IVectorLegend) vlayer.getLegend();

        Map<ISymbol, KmlStyle> resp = new HashMap<ISymbol, KmlStyle>();

        ISymbol defaultSym = leg.getDefaultSymbol();

        KmlStyle defaultStyle = getStyle(defaultSym);

        if (defaultSym != null && defaultStyle != null) {

            /*

             * This is used to set an empty icon style because

             * the geometry is not originally a point or multipoint 

             */

            preventMarker = !(defaultStyle instanceof KmlIconStyle);

            KmlCompoundStyle cs = new KmlCompoundStyle(); 

            cs.addStyle(defaultStyle);

            if (balloon) {

                // Not used, see javadoc of KmlBalloonStyle 

                // cs.addStyle(new KmlBalloonStyle(flds, "balloonStyle"));

            }

            if (preventMarker) {

                cs.addStyle(new KmlIconStyle());

            }

            cs.setId("defaultStyle");

            resp.put(defaultSym, cs);

        }

        if (leg instanceof IClassifiedVectorLegend) {

            IClassifiedVectorLegend cLeg = (IClassifiedVectorLegend) leg;

            ISymbol[] symbolsAux = cLeg.getSymbols();

            if (fset == null || symbolsAux.length < fset.getSize()) {

                for (int i=0; i < symbolsAux.length; i++) {

                    ISymbol s = symbolsAux[i];

                    KmlStyle style = getStyle(s);

                    if (s != null && style != null) {

                        preventMarker = !(style instanceof KmlIconStyle);

                        KmlCompoundStyle cs = new KmlCompoundStyle(); 

                        cs.addStyle(style);

                        if (balloon) {

                            // Not used, see javadoc of KmlBalloonStyle 

                            // cs.addStyle(new KmlBalloonStyle(flds, "bs" + Integer.toString(i)));

                        }

                        if (preventMarker) {

                            cs.addStyle(new KmlIconStyle());

                        }

                        cs.setId(Integer.toString(i));

                        resp.put(s, cs);

                    }

                }

            } else {

                DisposableIterator diter = null;

                diter = fset.fastIterator();

                Feature feat = null;

                int ind = 0;

                while (diter.hasNext()) {

                    feat = (Feature) diter.next();

                    ISymbol s = leg.getSymbolByFeature(feat);

                    KmlStyle style = getStyle(s);

                    if (s != null && style != null) {

                        preventMarker = !(style instanceof KmlIconStyle);

                        KmlCompoundStyle cs = new KmlCompoundStyle(); 

                        cs.addStyle(style);

                        if (balloon) {

                            // Not used, see javadoc of KmlBalloonStyle 

                            // cs.addStyle(new KmlBalloonStyle(flds, "bs" + Integer.toString(ind)));

                        }

                        if (preventMarker) {

                            cs.addStyle(new KmlIconStyle());

                        }

                        cs.setId(Integer.toString(ind));

                        resp.put(s, cs);

                        ind++;

                    }

                }

            }

        }

        return resp;

    }

    /**

     * Returns null if it cannot be rendered in KML

     * 

     * @param s

     * @return

     */

    public static KmlStyle getStyle(ISymbol s) {

        if (s == null) {

            return null;

        }

        if (s instanceof IPictureMarkerSymbol) {

            IPictureMarkerSymbol pms = (IPictureMarkerSymbol) s;

            String str = pms.getSource().toString();

            if (str != null && str.indexOf("http") == 0) {

                KmlIconStyle icoStyle = new KmlIconStyle();

                icoStyle.setColor(((IMarkerSymbol) s).getColor());

                icoStyle.setHref(str);

                float angKml = (float) radToKmlDeg(((IMarkerSymbol) s).getRotation());

                icoStyle.setHeading(angKml);

                return icoStyle;

            } else {

                // Simple marker not supported

                return null;

            }

        }

        if (s instanceof ILineSymbol) {

            ILineSymbol lSym = (ILineSymbol) s;

            KmlLineStyle lStyle = new KmlLineStyle();

            lStyle.setColor(lSym.getColor());

            lStyle.setWidth((float) lSym.getLineWidth());

            return lStyle;

        }

        if (s instanceof IFillSymbol) {

            IFillSymbol fSym = (IFillSymbol) s;

            KmlCompoundStyle cStyle = new KmlCompoundStyle();

            KmlLineStyle lStyle = new KmlLineStyle();

            ILineSymbol lSym = fSym.getOutline();

            lStyle.setColor(lSym.getColor());

            lStyle.setWidth((float) lSym.getLineWidth());

            KmlPolygonStyle fStyle = new KmlPolygonStyle();

            fStyle.setColor(fSym.getFillColor());

            fStyle.setOutline(fSym.hasOutline());

            fStyle.setFill(fSym.hasFill());

            cStyle.addStyle(lStyle);

            cStyle.addStyle(fStyle);

            return cStyle;

        }

        // Not supported

        return null;

    }

    public static double kmlDegToRad(double angleDegree) {

        double deg = 90 - angleDegree;

        return Math.toRadians(deg);

    }

    public static double radToKmlDeg(double rad) {

        double angleDegree = Math.toDegrees(rad);

        double deg = 90 - angleDegree;

        if (deg >= 360) {

            deg = deg - 360;

        }

        if (deg < 0) {

            deg = deg + 360;

        }

        return deg;

    }    

}

package org.gvsig.gpe.exportto.kml.style;

import java.awt.Color;

public abstract class KmlColorStyle extends KmlStyle {

	protected Color color = new Color(220, 10, 20, 80);

	public Color getColor() {

		return color;

	}

	public void setColor(Color color) {

		this.color = color;

	}

}

package org.gvsig.gpe.exportto.kml.style;

import java.io.IOException;

import org.gvsig.gpe.prov.kml.utils.Kml2_1_Tags;

import org.gvsig.gpe.prov.kml.utils.KmlUtilsParser;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

/**

 * @author Francisco Jos? Pe?arrubia (fjp@scolab.es)

 *

 * Labels are exported as features. Google Earth will render the attribute <name>

 * with this color.

 */

public class KmlLabelStyle extends KmlColorStyle {

	protected float scale = 1;

	public float getScale() {

		return scale;

	}

	public void setScale(float scale) {

		this.scale = scale;

	}

	@Override

	public void writeXml(IXmlStreamWriter writer) throws IOException {

		writer.writeStartElement(Kml2_1_Tags.LABEL_STYLE);

		writer.writeStartElement(Kml2_1_Tags.COLOR);

		writer.writeValue(KmlUtilsParser.fromColorToABGR(color));

		writer.writeEndElement();

		if (scale != 1) {

			writer.writeStartElement(Kml2_1_Tags.SCALE);

			writer.writeValue(scale);

			writer.writeEndElement();

		}

		writer.writeEndElement();

	}

}

package org.gvsig.gpe.exportto.kml.style;

import java.io.IOException;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

/**

 * @author Francisco Jos? Pe?arrubia (fjp@scolab.es)

 *

 * Useful to extend it and support writing styles and exchanging info from and to

 * outside of the library (in order to avoid dependencies)

 */

public abstract class KmlStyle {

	protected String id;

	public String getId() {

		return id;

	}

	public void setId(String id) {

		this.id = id;

	}

	public abstract void writeXml(IXmlStreamWriter writer) throws IOException;

}

package org.gvsig.gpe.exportto.kml.style;

import java.io.IOException;

import java.util.ArrayList;

import java.util.List;

import org.gvsig.xmlpull.lib.api.stream.IXmlStreamWriter;

public class KmlCompoundStyle extends KmlStyle {

	protected KmlIconStyle iconStyle = null;

	protected KmlLineStyle lineStyle = null;

	protected KmlPolygonStyle polygonStyle = null;

	protected KmlLabelStyle labelStyle = null;

	// protected KmlBalloonStyle balloonStyle = null;

	public void writeXml(IXmlStreamWriter writer) throws IOException {

		if (iconStyle != null)

			iconStyle.writeXml(writer);

		if (lineStyle != null)

			lineStyle.writeXml(writer);

		if (polygonStyle != null)

			polygonStyle.writeXml(writer);

		if (labelStyle != null)

			labelStyle.writeXml(writer);

		/*

        if (balloonStyle != null)

            balloonStyle.writeXml(writer);

            */

	}

	public void addStyles(List<KmlStyle> list) {

	    if (list != null) {

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

	            addStyle(list.get(i));

	        }

	    }

	}

	public List<KmlStyle> getStyles() {

	    List<KmlStyle> resp = new ArrayList<KmlStyle>();

	    if (iconStyle != null) {

	        resp.add(iconStyle);

	    }

        if (lineStyle != null) {

            resp.add(lineStyle);

        }

        if (polygonStyle != null) {

            resp.add(polygonStyle);

        }

        if (labelStyle != null) {

            resp.add(labelStyle);

        }

	    return resp;

    }

	public void addStyle(KmlStyle sty) {

	    if (sty instanceof KmlIconStyle) {

	        this.iconStyle = (KmlIconStyle) sty;

	        return;

	    }

        if (sty instanceof KmlLineStyle) {

            this.lineStyle = (KmlLineStyle) sty;

            return;

        }

        if (sty instanceof KmlPolygonStyle) {

            this.polygonStyle = (KmlPolygonStyle) sty;

            return;

        }

        if (sty instanceof KmlLabelStyle) {

            this.labelStyle = (KmlLabelStyle) sty;

            return;

        }

        if (sty instanceof KmlCompoundStyle) {

            this.addStyles(((KmlCompoundStyle) sty).getStyles()); 

            return;

        }