/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
 * Software engineering by Intevation GmbH
 *
 * This file is Free Software under the GNU AGPL (>=v3)
 * and comes with ABSOLUTELY NO WARRANTY! Check out the
 * documentation coming with Dive4Elements River for details.
 */

package org.dive4elements.river.exports.process;

import org.apache.log4j.Logger;
import org.jfree.data.xy.XYSeries;

import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
import org.dive4elements.artifacts.CallContext;
import org.dive4elements.river.artifacts.model.FacetTypes;
import org.dive4elements.river.artifacts.model.minfo.BedDiffYearResult;
import org.dive4elements.river.exports.StyledSeriesBuilder;
import org.dive4elements.river.exports.XYChartGenerator;
import org.dive4elements.river.jfree.StyledXYSeries;
import org.dive4elements.river.themes.ThemeDocument;


public class BedDiffYearProcessor
extends DefaultProcessor implements FacetTypes {

    private final static Logger logger =
            Logger.getLogger(BedDiffYearProcessor.class);

    protected static double GAP_TOLERANCE = 0.101d;

    @Override
    public void doOut(
            XYChartGenerator generator,
            ArtifactAndFacet bundle,
            ThemeDocument theme,
            boolean visible,
            int axidx
    ) {
        CallContext context = generator.getCallContext();
        Object data = bundle.getData(context);
        if (data instanceof BedDiffYearResult) {
            String facetType = bundle.getFacetName();
            BedDiffYearResult bData = (BedDiffYearResult) data;

            double[][] points;
            if (BED_DIFFERENCE_YEAR_HEIGHT1.equals(facetType)) {
                points = bData.getHeights1Data();
            } else {
                points = bData.getHeights2Data();
            }
            XYSeries series = new StyledXYSeries(bundle.getFacetDescription(), theme);
            StyledSeriesBuilder.addPointsFactorY(series,
                points,
                false,
                GAP_TOLERANCE,
                100d);

            generator.addAxisSeries(series, axidx, visible);

            return;
        }
        logger.error("Can't process " + data.getClass().getName() + " objects");
    }

    @Override
    public boolean canHandle(String facetType) {
        return
               BED_DIFFERENCE_YEAR_HEIGHT1.equals(facetType)
            || BED_DIFFERENCE_YEAR_HEIGHT2.equals(facetType)
            || BED_DIFFERENCE_YEAR_HEIGHT1_FILTERED.equals(facetType)
            || BED_DIFFERENCE_YEAR_HEIGHT2_FILTERED.equals(facetType);
    }
}
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