| gvSIG desktop 1

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

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

* modify it under the terms of the GNU General Public License

* as published by the Free Software Foundation; either version 2

* of the License, or (at your option) any later version.

* 

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU General Public License for more details.

* 

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

* MA  02110-1301, USA.

* 

*/

/*

* AUTHORS (In addition to CIT):

* 2008 {{Company}}   {{Task}}

*/

package org.gvsig.fmap.data.index;

import java.util.ArrayList;

import java.util.List;

import org.gvsig.fmap.data.feature.FeatureID;

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

/**

 * This class is a wrapper that can be extended by index implementations

 * that use integer as index data, so that they can use FeatureID instead.

 *

 * @author jyarza

 *

 */

public abstract class AbstractIntBasedSpatialIndex implements SpatialIndex {

	/** Keeps the correspondence between the int index used internally and FeatureID*/

	private ArrayList ids = new ArrayList();

	public void delete(org.gvsig.fmap.geom.primitive.Envelope env, FeatureID fid) {		

		int idx = ids.indexOf(fid);

		if (idx >= 0) {

			this.delete(env, idx);

		}

	}

	public void insert(Envelope env, FeatureID fid) {

		ids.add(fid);

		this.insert(env, ids.size()-1);

	}

	public List query(QueryParameters params) throws IndexException {

		try {

			SpatialQueryParameters sqp = (SpatialQueryParameters) params;

			return query(sqp.getEnvelope());

		} catch (ClassCastException e) {

			throw new IndexException(e);

		}

	}

	public abstract void insert(Envelope env, int index);

	public abstract void delete(Envelope env, int index);

	public abstract List query(Envelope env) throws IndexException;

}

/*

 * Created on 28-abr-2006

 *

 * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

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

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id: ISpatialIndex.java 5098 2006-05-08 15:44:03Z azabala $

* $Log$

* Revision 1.2  2006-05-08 15:44:03  azabala

* *** empty log message ***

*

* Revision 1.1  2006/05/01 18:38:41  azabala

* primera version en cvs del api de indices espaciales

*

*

*/

package org.gvsig.fmap.data.index;

import java.util.List;

import org.gvsig.fmap.data.feature.FeatureID;

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

/**

 * gvSIG spatial index

 * 

 * 

 * 

 * @author azabala

 * @author jyarza

 */

public interface SpatialIndex extends Index {

	/**

	 * @param rect

	 * @param fid

	 */

	public void insert(Envelope env, FeatureID fid);

	/**

	 * 

	 * @param rect

	 * @param fid

	 */

	public void delete(Envelope env, FeatureID fid);

}

/*

 * Created on 28-abr-2006

 *

 * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

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

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id: IPersistentSpatialIndex.java 5416 2006-05-24 21:57:42Z azabala $

* $Log$

* Revision 1.2  2006-05-24 21:57:42  azabala

* a?adidos comentarios

*

* Revision 1.1  2006/05/01 18:38:41  azabala

* primera version en cvs del api de indices espaciales

*

*

*/

package org.gvsig.fmap.data.index;

/**

 * An spatial index based in persistent data stores.

 * 

 * @author azabala

 * @author jyarza

 *

 */

public interface PersistentSpatialIndex extends PersistentIndex, SpatialIndex {

}

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

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

* modify it under the terms of the GNU General Public License

* as published by the Free Software Foundation; either version 2

* of the License, or (at your option) any later version.

* 

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU General Public License for more details.

* 

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

* MA  02110-1301, USA.

* 

*/

/*

* AUTHORS (In addition to CIT):

* 2008 {{Company}}   {{Task}}

*/

package org.gvsig.fmap.data.index;

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

public class SpatialQueryParameters implements QueryParameters {

	private Envelope envelope = null;

	public Envelope getEnvelope() {

		return envelope;

	}

	public void setEnvelope(Envelope envelope) {

		this.envelope = envelope;

	}

}

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

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

* modify it under the terms of the GNU General Public License

* as published by the Free Software Foundation; either version 2

* of the License, or (at your option) any later version.

* 

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU General Public License for more details.

* 

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

* MA  02110-1301, USA.

* 

*/

/*

* AUTHORS (In addition to CIT):

* 2008 {{Company}}   {{Task}}

*/

package org.gvsig.fmap.data.index;

import java.util.HashMap;

import java.util.Map;

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

/**

 * 

 * @author jyarza

 *

 */

public class SpatialIndexParameters {

	private boolean overwrite = true;

	private String filename = null;

	private Envelope envelope = null;

	private int featureCount = 0;

	private Map params = new HashMap();

	public void setParam(String key, Object value) {

		params.put(key, value);

	}

	public Object getParam(String key) {

		return params.get(key);

	}

	public boolean isOverwrite() {

		return overwrite;

	}

	public void setOverwrite(boolean b) {

		overwrite = b;

	}

	public String getFilename() {

		return filename;

	}

	public void setFilename(String s) {

		filename = s;

	}

	public Envelope getEnvelope() {

		return envelope;

	}

	public void setEnvelope(Envelope env) {

		envelope = env;

	}

	public int getFeatureCount() {

		return featureCount;

	}

	public void setFeatureCount(int n) {

		featureCount = n;

	}

}

/*

 * Created on 28-abr-2006

 *

 * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

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

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id: INearestNeighbourFinder.java 12380 2007-06-27 20:17:30Z azabala $

* $Log$

* Revision 1.2  2007-06-27 20:17:30  azabala

* new spatial index (rix)

*

* Revision 1.1  2006/05/02 18:21:17  azabala

* refactorizaci?n del nombre para seguir estandares de interfaces

*

* Revision 1.1  2006/05/01 18:38:41  azabala

* primera version en cvs del api de indices espaciales

*

*

*/

package org.gvsig.fmap.data.index;

import java.util.List;

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

import org.gvsig.fmap.geom.primitive.Point2D;

/**

 * Find an specified number of items nearest to a given

 * geometry (Point or Rectangle2D as usual)

 *

 * @author azabala

 * @author jyarza

 */

public interface NearestNeighbourFinder {

	public List findNNearest(int numberOfNearest, Point2D point);

	public List findNNearest(int numberOfNearest, Envelope env);

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

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

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 * 

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

 * MA  02110-1301, USA.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {{Company}}   {{Task}}

 */

package org.gvsig.fmap.data.index;

import org.apache.log4j.Logger;

import com.iver.utiles.extensionPoints.ExtensionPoint;

import com.iver.utiles.extensionPoints.ExtensionPointsSingleton;

/**

 * 

 * @author jyarza

 *

 */

public abstract class SpatialIndexFactory {

	private static Logger logger = Logger.getLogger(SpatialIndexFactory.class);

	public interface Factories {

		public static final String GT2_QUADTREE = "QuadTreeGt2Factory";

		public static final String JSI_RTREE = "RTreeJsiFactory";

		public static final String JTS_QUADTREE = "QuadTreeJtsFactory";

		public static final String SPATIALINDEX_RTREE = "RTreeSptLibFactory";

		public static final String DEFAULT = GT2_QUADTREE;

	}

	public static final String EXTENSION_POINT_NAME =  "SpatialIndexFactory";

	private static ExtensionPoint ep = new ExtensionPoint(EXTENSION_POINT_NAME, "Spatial Index Factory");

	static {		

		ExtensionPointsSingleton.getInstance().put(ep);

		logger.debug("factory static code executed");

	}

	public static SpatialIndexFactory getFactory(String type) throws InstantiationException, IllegalAccessException {

		if (type == null) type = Factories.DEFAULT;

		return (SpatialIndexFactory) ep.create(type);

	}

	protected static void registerFactory(String key, String description, Class value) {

		ep.put(key, description, value);

		logger.debug(key + " registered.");

	}

	public SpatialIndex createSpatialIndex() throws IndexException {

		return createSpatialIndex(null);

	}	

	public abstract SpatialIndex createSpatialIndex(SpatialIndexParameters params) throws IndexException;

}