felix@4314: package de.intevation.flys.artifacts.model.extreme;
felix@4314: 
felix@4314: import de.intevation.artifacts.Artifact;
felix@4314: import de.intevation.artifacts.CallContext;
felix@4314: 
felix@4314: import de.intevation.flys.artifacts.FLYSArtifact;
felix@4314: 
felix@4336: import de.intevation.flys.artifacts.access.ExtremeAccess;
felix@4314: 
felix@4314: import de.intevation.flys.artifacts.model.CalculationResult;
felix@4314: import de.intevation.flys.artifacts.model.DataFacet;
felix@4314: import de.intevation.flys.artifacts.model.FacetTypes;
felix@4314: import de.intevation.flys.artifacts.model.Parameters;
felix@4314: 
felix@4314: import de.intevation.flys.artifacts.states.DefaultState.ComputeType;
felix@4314: 
felix@4314: import de.intevation.flys.utils.KMIndex;
felix@4336: import de.intevation.flys.utils.DoubleUtil;
felix@4314: 
felix@4314: import org.apache.log4j.Logger;
felix@4314: 
felix@4314: /**
felix@4314:  * Facet to show the W|Q values.
felix@4314:  */
felix@4314: public class ExtremeCurveFacet
felix@4314: extends      DataFacet
felix@4314: implements   FacetTypes {
felix@4314: 
felix@4314:     /** House logger. */
felix@4314:     private static Logger logger = Logger.getLogger(ExtremeCurveFacet.class);
felix@4314: 
felix@4314: 
felix@4314:     /** Trivial Constructor. */
felix@4314:     public ExtremeCurveFacet() {
felix@4314:     }
felix@4314: 
felix@4314: 
felix@4314:     /**
felix@4314:      * @param description Description of the facet.
felix@4314:      */
felix@4314:     public ExtremeCurveFacet(String description) {
felix@4314:         super(0, EXTREME_WQ_CURVE, description, ComputeType.ADVANCE, null, null);
felix@4314:     }
felix@4314: 
felix@4314: 
felix@4314:     public ExtremeCurveFacet(int index, String description) {
felix@4314:         super(index, EXTREME_WQ_CURVE, description, ComputeType.ADVANCE, null, null);
felix@4314:     }
felix@4314: 
felix@4314: 
felix@4314:     /**
felix@4314:      * Returns the data (a curve/function) this facet provides at km given in context.
felix@4314:      *
felix@4314:      * @param artifact the owner artifact.
felix@4314:      * @param context  the CallContext.
felix@4314:      *
felix@4314:      * @return the data.
felix@4314:      */
felix@4314:     @Override
felix@4314:     public Object getData(Artifact artifact, CallContext context) {
felix@4314:         logger.debug("ExtremeCurveFacet.getData");
felix@4314:         if (artifact instanceof FLYSArtifact) {
felix@4314:             FLYSArtifact flys = (FLYSArtifact)artifact;
felix@4314:             CalculationResult res =
felix@4314:                 (CalculationResult) flys.compute(context,
felix@4314:                                                  ComputeType.ADVANCE,
felix@4314:                                                  false);
felix@4314: 
felix@4314:             ExtremeResult result = (ExtremeResult) res.getData();
felix@4314:             double currentKm =
felix@4314:                 ((Double)context.getContextValue("currentKm")).doubleValue();
felix@4314: 
felix@4314:             KMIndex<Curve> curves = result.getCurves();
felix@4314: 
felix@4314:             KMIndex.Entry<Curve> curveEntry = curves.search(currentKm);
felix@4314: 
felix@4314:             if (curveEntry != null) {
felix@4314:                 logger.debug("A curve at km = " + currentKm);
felix@4336:                 Curve c = curveEntry.getValue();
felix@4336:                 // Find segment in which the curr. km is located.
felix@4338:                 ExtremeAccess access = new ExtremeAccess(flys);
felix@4338: 
felix@4336:                 double[] ds = access.getValuesForRange(currentKm);
felix@4336: 
felix@4336:                 if (ds != null) {
felix@4336:                     double m = DoubleUtil.maxInArray(ds);
felix@4336:                     // Add 5 percent.
felix@4336:                     m *= 1.05d;
felix@4336:                     c.setSuggestedMaxQ(m);
felix@4336:                 }
felix@4336: 
felix@4336:                 return c;
felix@4314:             }
felix@4314:             else {
felix@4314:                 logger.debug("No curve at km = " + currentKm);
felix@4314:                 return null;
felix@4314:             }
felix@4314:         }
felix@4314:         else {
felix@4314:             logger.debug("Not an instance of FLYSArtifact / WINFOArtifact.");
felix@4314:             return null;
felix@4314:         }
felix@4314:     }
felix@4314: 
felix@4314: 
felix@4314:     /**
felix@4314:      * Create a deep copy of this Facet.
felix@4314:      * @return a deep copy.
felix@4314:      */
felix@4314:     @Override
felix@4314:     public ExtremeCurveFacet deepCopy() {
felix@4314:         ExtremeCurveFacet copy = new ExtremeCurveFacet();
felix@4314:         copy.set(this);
felix@4314:         return copy;
felix@4314:     }
felix@4314: }
felix@4314: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :