Categorize2Color.java

/**
 * OrbisGIS is a java GIS application dedicated to research in GIScience.
 * OrbisGIS is developed by the GIS group of the DECIDE team of the 
 * Lab-STICC CNRS laboratory, see <http://www.lab-sticc.fr/>.
 *
 * The GIS group of the DECIDE team is located at :
 *
 * Laboratoire Lab-STICC – CNRS UMR 6285
 * Equipe DECIDE
 * UNIVERSITÉ DE BRETAGNE-SUD
 * Institut Universitaire de Technologie de Vannes
 * 8, Rue Montaigne - BP 561 56017 Vannes Cedex
 * 
 * OrbisGIS is distributed under GPL 3 license.
 *
 * Copyright (C) 2007-2014 CNRS (IRSTV FR CNRS 2488)
 * Copyright (C) 2015-2017 CNRS (Lab-STICC UMR CNRS 6285)
 *
 * This file is part of OrbisGIS.
 *
 * OrbisGIS 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 3 of the License, or (at your option) any later
 * version.
 *
 * OrbisGIS 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
 * OrbisGIS. If not, see <http://www.gnu.org/licenses/>.
 *
 * For more information, please consult: <http://www.orbisgis.org/>
 * or contact directly:
 * info_at_ orbisgis.org
 */
package org.orbisgis.coremap.renderer.se.parameter.color;

import java.awt.Color;
import java.sql.ResultSet;
import java.util.Iterator;
import java.util.Map;
import javax.xml.bind.JAXBElement;
import net.opengis.fes._2.LiteralType;
import net.opengis.se._2_0.core.CategorizeType;
import net.opengis.se._2_0.core.ParameterValueType;
import net.opengis.se._2_0.core.ThresholdBelongsToType;
import org.orbisgis.coremap.renderer.se.SeExceptions.InvalidStyle;
import org.orbisgis.coremap.renderer.se.parameter.Categorize;
import org.orbisgis.coremap.renderer.se.parameter.ParameterException;
import org.orbisgis.coremap.renderer.se.parameter.SeParameterFactory;
import org.orbisgis.coremap.renderer.se.parameter.real.RealLiteral;
import org.orbisgis.coremap.renderer.se.parameter.real.RealParameter;

/**
 * A categorization from {@code RealParameter} to {@code ColorParamter}
 * @author Alexis Guéganno, Maxence Laurent
 */
public class Categorize2Color extends Categorize<ColorParameter, ColorLiteral> implements ColorParameter {

        /**
         * Build a new {@code Categorize2Color} with the given parameters. Built using 
         * {@link Categorize#Categorize(org.orbisgis.coremap.renderer.se.parameter.SeParameter,
         * org.orbisgis.coremap.renderer.se.parameter.SeParameter,
         * org.orbisgis.coremap.renderer.se.parameter.real.RealParameter) Categorize}
         * @param initialClass
         * The value of the first class.
         * @param fallback
         * The default value if an input can't be processed.
         * @param lookupValue 
         * The {@code RealParameter} used to retrieve the input values.
         */
    public Categorize2Color(ColorParameter initialClass, ColorLiteral fallback, RealParameter lookupValue) {
        super(initialClass, fallback, lookupValue);
    }

        /**
         * Build a new {@code Categorize2Color} from a JAXB element.
         * @param expr
         * @throws org.orbisgis.coremap.renderer.se.SeExceptions.InvalidStyle
         */
    public Categorize2Color(JAXBElement<CategorizeType> expr) throws InvalidStyle {
        CategorizeType t = expr.getValue();

        this.setFallbackValue(new ColorLiteral(t.getFallbackValue()));
        this.setLookupValue(SeParameterFactory.createRealParameter(t.getLookupValue()));

        Iterator<Object> it = t.getThresholdAndValue().iterator();
        this.put(new RealLiteral(Double.NEGATIVE_INFINITY), SeParameterFactory.createColorParameter((ParameterValueType)it.next()));

        // Fetch class values and thresholds
        while (it.hasNext()) {
            RealLiteral th =(RealLiteral) SeParameterFactory.createRealParameter((LiteralType)(it.next()));
            ColorParameter c = SeParameterFactory.createColorParameter((ParameterValueType)it.next());
            this.put(th, c);
        }

        if (t.getThresholdBelongsTo() == ThresholdBelongsToType.PRECEDING) {
            this.setThresholdsPreceding();
        } else {
            this.setThresholdsSucceeding();
        }

        super.setPropertyFromJaxB(t);
    }

    @Override
    public Color getColor(ResultSet rs, long fid) throws ParameterException {
        if (rs == null) {
            throw new ParameterException("No feature");
        }
        return getParameter(rs, fid).getColor(rs, fid);
    }

    @Override
    public Color getColor(Map<String,Object> map) throws ParameterException {
        if (map == null) {
            throw new ParameterException("No feature");
        }
        return getParameter(map).getColor(map);
    }
}