felix@6551: /* Copyright (C) 2013 by Bundesanstalt für Gewässerkunde
felix@6551:  * Software engineering by Intevation GmbH
felix@6551:  *
felix@6551:  * This file is Free Software under the GNU AGPL (>=v3)
felix@6551:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
felix@6551:  * documentation coming with Dive4Elements River for details.
felix@6551:  */
felix@6551: 
felix@6551: package org.dive4elements.river.exports.minfo;
felix@6551: 
felix@6551: import org.apache.log4j.Logger;
felix@6551: 
felix@6551: import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
felix@6551: import org.dive4elements.river.artifacts.model.minfo.BedDifferencesResult;
felix@6551: import org.dive4elements.river.jfree.Bounds;
felix@6551: import org.dive4elements.river.jfree.DoubleBounds;
felix@6551: import org.dive4elements.river.exports.fixings.FixChartGenerator;
felix@6551: 
felix@6551: /** Base for BedDiff*Year*Generators, to avoid duplicate code of setContextBounds. */
felix@6551: public abstract class BedDiffBaseGenerator
felix@6551: extends FixChartGenerator
felix@6551: {
felix@6551:     /** The logger that is used in this generator. */
felix@6551:     private static Logger logger = Logger.getLogger(BedDiffBaseGenerator.class);
felix@6551: 
felix@6551:     /** Set context values for something. */
felix@6551:     public void setContextBounds(ArtifactAndFacet bundle) {
felix@6551:         Bounds xBounds = getXBounds(0);
felix@6551:         if (xBounds != null && getDomainAxisRange() != null) {
felix@6551:             Bounds bounds =
felix@6551:                 calculateZoom(xBounds, getDomainAxisRange());
felix@6551:             context.putContextValue("startkm", bounds.getLower());
felix@6551:             context.putContextValue("endkm", bounds.getUpper());
felix@6551:         }
felix@6551:         else if (xBounds != null && getDomainAxisRange() == null) {
felix@6551:             context.putContextValue("startkm", xBounds.getLower());
felix@6551:             context.putContextValue("endkm", xBounds.getUpper());
felix@6551:         }
felix@6551:         else if (xBounds == null && getDomainAxisRange() == null) {
felix@6551:             BedDifferencesResult data = (BedDifferencesResult)bundle.getData(context);
felix@6551:             if (data.getKms().size() > 0) {
felix@6551:                 context.putContextValue("startkm", data.getKms().min());
felix@6551:                 context.putContextValue("endkm", data.getKms().max());
felix@6551:             }
felix@6551:             else {
felix@6551:                 logger.warn("No data to define start and end km");
felix@6551:             }
felix@6551:         }
felix@6551:         else if (xBounds == null && getDomainAxisRange() != null){
felix@6551:             BedDifferencesResult data = (BedDifferencesResult)bundle.getData(context);
felix@6551:             Bounds b = new DoubleBounds(data.getKms().min(), data.getKms().max());
felix@6551:             Bounds bounds =
felix@6551:                 calculateZoom(b, getDomainAxisRange());
felix@6551:             context.putContextValue("startkm", bounds.getLower());
felix@6551:             context.putContextValue("endkm", bounds.getUpper());
felix@6551:         }
felix@6551:     }
felix@6551: }
felix@6577: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :