gernotbelger@9426: /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
gernotbelger@9426:  * Software engineering by
gernotbelger@9426:  *  Björnsen Beratende Ingenieure GmbH
gernotbelger@9426:  *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
gernotbelger@9426:  *
gernotbelger@9426:  * This file is Free Software under the GNU AGPL (>=v3)
gernotbelger@9426:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
gernotbelger@9426:  * documentation coming with Dive4Elements River for details.
gernotbelger@9426:  */
gernotbelger@9426: package org.dive4elements.river.artifacts.uinfo.salix;
gernotbelger@9426: 
gernotbelger@9426: import java.io.Serializable;
gernotbelger@9426: 
gernotbelger@9426: import org.dive4elements.artifacts.CallContext;
gernotbelger@9426: 
gernotbelger@9426: /**
gernotbelger@9426:  * The 'index' that tells the cross section facet which of my result are to be fetched as a cross section line.
gernotbelger@9426:  *
gernotbelger@9426:  * @author Gernot Belger
gernotbelger@9426:  */
gernotbelger@9426: public final class SalixLineCrossSectionIndexData implements Serializable {
gernotbelger@9426:     private static final long serialVersionUID = 1L;
gernotbelger@9426: 
gernotbelger@9426:     private static final SalixLineCrossSectionIndexData SALIX_LINE = new SalixLineCrossSectionIndexData(null, null);
gernotbelger@9426: 
gernotbelger@9426:     // REMARK: we know at the moment there is exactly one result
gernotbelger@9426:     private final int resultIndex = 0;
gernotbelger@9426: 
gernotbelger@9426:     private final Integer scenarioIndex;
gernotbelger@9426: 
gernotbelger@9426:     private final String waterlevelName;
gernotbelger@9426: 
gernotbelger@9426:     /**
gernotbelger@9426:      * Creates an instance of this class that represants the salix line.
gernotbelger@9426:      */
gernotbelger@9426:     public static final SalixLineCrossSectionIndexData salixLine() {
gernotbelger@9426:         return SALIX_LINE;
gernotbelger@9426:     }
gernotbelger@9426: 
gernotbelger@9426:     /**
gernotbelger@9426:      * Creates an instance of this class that represants the salix line.
gernotbelger@9426:      */
gernotbelger@9426:     public static final SalixLineCrossSectionIndexData scenario(final int scenarioIndex) {
gernotbelger@9426:         return new SalixLineCrossSectionIndexData(scenarioIndex, null);
gernotbelger@9426:     }
gernotbelger@9426: 
gernotbelger@9426:     /**
gernotbelger@9426:      * Creates an instance of this class that represants the salix line.
gernotbelger@9426:      */
gernotbelger@9426:     // FIXME: gemeint sind die einzublendenden 'MNW, MW, MHW, HW5' mir nicht klar wo diese Daten herkommen, ggf. aus der
gernotbelger@9426:     // Rechnung?
gernotbelger@9426:     // FIXME: statt 'name' vielleicht eine enum oder irgend etwas anderes was diese dinger eindeutig referenzieet?
gernotbelger@9426:     public static final SalixLineCrossSectionIndexData waterlevel(final String name) {
gernotbelger@9426:         assert name != null;
gernotbelger@9426:         return new SalixLineCrossSectionIndexData(null, name);
gernotbelger@9426:     }
gernotbelger@9426: 
gernotbelger@9426:     private SalixLineCrossSectionIndexData(final Integer scenarioIndex, final String waterlevelName) {
gernotbelger@9426:         this.scenarioIndex = scenarioIndex;
gernotbelger@9426:         this.waterlevelName = waterlevelName;
gernotbelger@9426:     }
gernotbelger@9426: 
gernotbelger@9426:     public double getCrossSectionLine(final SalixLineCalculationResults results, final double currentKm, final double nextKm,
gernotbelger@9426:             final double prevKm, final CallContext context) {
gernotbelger@9426: 
gernotbelger@9426:         final SalixLineCalculationResult result = results.getResults().get(this.resultIndex);
gernotbelger@9426: 
gernotbelger@9426:         if (this.scenarioIndex != null) {
gernotbelger@9426:             // fetch scenario result data = salix line value at km
gernotbelger@9426:             return result.getSalixScenarioValue(currentKm, nextKm, prevKm, this.scenarioIndex);
gernotbelger@9426:         }
gernotbelger@9426: 
gernotbelger@9426:         if (this.waterlevelName != null) {
gernotbelger@9426:             // fetch waterlevel result data = salix line value at km
gernotbelger@9426:             return result.getWaterlevelValue(currentKm, nextKm, prevKm, this.waterlevelName);
gernotbelger@9426:         }
gernotbelger@9426: 
gernotbelger@9426:         // fetch normal result data = salix line value at km
gernotbelger@9426:         return result.getSalixValue(currentKm, nextKm, prevKm);
gernotbelger@9426:     }
gernotbelger@9426: }