Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/org/dive4elements/river/artifacts/model/sq/SQCurveFacet.java @ 5831:bd047b71ab37
Repaired internal references
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 12:06:39 +0200 |
| parents | flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/sq/SQCurveFacet.java@1df6984628c3 |
| children |
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| 5830:160f53ee0870 | 5831:bd047b71ab37 |
|---|---|
| 1 package org.dive4elements.river.artifacts.model.sq; | |
| 2 | |
| 3 import org.apache.log4j.Logger; | |
| 4 | |
| 5 import org.dive4elements.artifacts.Artifact; | |
| 6 import org.dive4elements.artifacts.CallContext; | |
| 7 | |
| 8 import org.dive4elements.river.artifacts.FLYSArtifact; | |
| 9 import org.dive4elements.river.artifacts.math.fitting.Function; | |
| 10 import org.dive4elements.river.artifacts.math.fitting.FunctionFactory; | |
| 11 import org.dive4elements.river.artifacts.model.CalculationResult; | |
| 12 import org.dive4elements.river.artifacts.model.DataFacet; | |
| 13 import org.dive4elements.river.artifacts.model.FacetTypes; | |
| 14 import org.dive4elements.river.artifacts.model.Parameters; | |
| 15 | |
| 16 import org.dive4elements.river.artifacts.states.DefaultState.ComputeType; | |
| 17 | |
| 18 | |
| 19 /** | |
| 20 * Facet to show the curve in a sq relation. | |
| 21 * | |
| 22 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 23 */ | |
| 24 public class SQCurveFacet extends DataFacet implements FacetTypes { | |
| 25 | |
| 26 private static final Logger log = Logger.getLogger(SQCurveFacet.class); | |
| 27 | |
| 28 | |
| 29 public static final String FUNCTION = "sq-pow"; | |
| 30 | |
| 31 | |
| 32 private int fractionIdx; | |
| 33 | |
| 34 | |
| 35 public SQCurveFacet() { | |
| 36 } | |
| 37 | |
| 38 | |
| 39 public SQCurveFacet( | |
| 40 int idx, | |
| 41 int fractionIdx, | |
| 42 String name, | |
| 43 String description, | |
| 44 String hash, | |
| 45 String stateId | |
| 46 ) { | |
| 47 super(idx, name, description, ComputeType.ADVANCE, hash, stateId); | |
| 48 this.fractionIdx = fractionIdx; | |
| 49 } | |
| 50 | |
| 51 | |
| 52 @Override | |
| 53 public Object getData(Artifact artifact, CallContext context) { | |
| 54 log.debug("SQCurveFacet.getData"); | |
| 55 | |
| 56 if (!(artifact instanceof FLYSArtifact)) { | |
| 57 return null; | |
| 58 } | |
| 59 | |
| 60 FLYSArtifact flys = (FLYSArtifact) artifact; | |
| 61 | |
| 62 CalculationResult res = (CalculationResult) flys.compute( | |
| 63 context, ComputeType.ADVANCE, false); | |
| 64 | |
| 65 SQResult[] results = (SQResult[]) res.getData(); | |
| 66 SQFractionResult result = results[index].getFraction(fractionIdx); | |
| 67 | |
| 68 Parameters params = result.getParameters(); | |
| 69 | |
| 70 if (params == null) { | |
| 71 log.debug("no parameters found"); | |
| 72 return null; | |
| 73 } | |
| 74 | |
| 75 Function func = FunctionFactory.getInstance().getFunction(FUNCTION); | |
| 76 String[] paramNames = func.getParameterNames(); | |
| 77 | |
| 78 double [] coeffs = params.get(0, paramNames); | |
| 79 | |
| 80 if (log.isDebugEnabled()) { | |
| 81 for (int i = 0, N = paramNames.length; i < N; i++) { | |
| 82 log.debug("retrieved parameter " + paramNames[i] + | |
| 83 " = " + coeffs[i]); | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 org.dive4elements.river.artifacts.math.Function mf = | |
| 88 func.instantiate(coeffs); | |
| 89 | |
| 90 double [] extent = result.getQExtent(); | |
| 91 return new SQFunction(mf, extent[0], extent[1]); | |
| 92 } | |
| 93 | |
| 94 | |
| 95 @Override | |
| 96 public SQCurveFacet deepCopy() { | |
| 97 SQCurveFacet copy = new SQCurveFacet(); | |
| 98 copy.set(this); | |
| 99 | |
| 100 return copy; | |
| 101 } | |
| 102 } | |
| 103 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |