| gvSIG desktop 1

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

 *

 * Copyright (C) 2005 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: DefaultLabelingMethod.java 10815 2007-03-20 16:16:20Z jaume $

* $Log$

* Revision 1.1  2007-03-20 16:16:20  jaume

* refactored to use ISymbol instead of FSymbol

*

* Revision 1.2  2007/03/09 08:33:43  jaume

* *** empty log message ***

*

* Revision 1.1.2.2  2007/02/01 11:42:47  jaume

* *** empty log message ***

*

* Revision 1.1.2.1  2007/01/30 18:10:45  jaume

* start commiting labeling stuff

*

*

*/

package com.iver.cit.gvsig.fmap.rendering.styling.labeling;

import com.hardcode.gdbms.driver.exceptions.ReadDriverException;

import com.iver.cit.gvsig.fmap.ViewPort;

import com.iver.cit.gvsig.fmap.drivers.IFeatureIterator;

import com.iver.cit.gvsig.fmap.layers.FLyrVect;

import com.iver.utiles.XMLEntity;

public class DefaultLabelingMethod extends AbstractLabelingMethod {

        public void addLabelClass(LabelClass lbl) {

                // does nothing (only on class allowed)

        }

        public void deleteLabelClass(LabelClass lbl) {

                // does nothing

        }

        public String getClassName() {

                return getClass().getName();

        }

        public XMLEntity getXMLEntity() {

                XMLEntity xml = new XMLEntity();

                xml.putProperty("className", getClassName());

                XMLEntity defaultLabelClassXML = getDefaultLabelClass().getXMLEntity();

                defaultLabelClassXML.putProperty("id", "defaultLabelClass");

                xml.addChild(defaultLabelClassXML);

                return xml;

        }

        public void setXMLEntity(XMLEntity xml) {

                defaultLabel = LabelingFactory.createLabelClassFromXML(xml.firstChild("id", "defaultLabelClass"));

        }

        public boolean allowsMultipleClass() {

                return false;

        }

        public void renameLabelClass(LabelClass lbl, String newName) {

                // does nothing

        }

        public IFeatureIterator getFeatureIteratorByLabelClass(FLyrVect layer, LabelClass lc, ViewPort viewPort, String[] usedFields)

        throws ReadDriverException {

                return layer.getSource().getFeatureIterator(

                                        viewPort.getAdjustedExtent(), usedFields,

                                        layer.getProjection(), true);

        }

        public boolean definesPriorities() {

                return false;

        }

        public void setDefinesPriorities(boolean flag) {

                /* nothing, since only one label class is suported */ 

        }

}