Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/sq/SQCurveFacet.java @ 4282:8b4988815974
Added marker for Ws and Qs in Historical Discharge WQ charts.
Therefore, the XYChartGenerator got two new methods addDomainMarker(Marker, boolean) and addValueMarker(Marker, boolean).
The boolean parameters determine, if the marker should be visible or not. This is analogous to addAxisSeries(XYSeries, int, boolean).
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Mon, 29 Oct 2012 05:59:27 +0100 |
parents | 1df6984628c3 |
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1 package de.intevation.flys.artifacts.model.sq; |
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2 |
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3 import org.apache.log4j.Logger; |
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4 |
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5 import de.intevation.artifacts.Artifact; |
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6 import de.intevation.artifacts.CallContext; |
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7 |
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8 import de.intevation.flys.artifacts.FLYSArtifact; |
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9 import de.intevation.flys.artifacts.math.fitting.Function; |
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10 import de.intevation.flys.artifacts.math.fitting.FunctionFactory; |
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11 import de.intevation.flys.artifacts.model.CalculationResult; |
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12 import de.intevation.flys.artifacts.model.DataFacet; |
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13 import de.intevation.flys.artifacts.model.FacetTypes; |
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14 import de.intevation.flys.artifacts.model.Parameters; |
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15 |
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16 import de.intevation.flys.artifacts.states.DefaultState.ComputeType; |
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17 |
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18 |
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19 /** |
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20 * Facet to show the curve in a sq relation. |
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21 * |
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22 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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23 */ |
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24 public class SQCurveFacet extends DataFacet implements FacetTypes { |
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25 |
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26 private static final Logger log = Logger.getLogger(SQCurveFacet.class); |
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27 |
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28 |
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29 public static final String FUNCTION = "sq-pow"; |
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30 |
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31 |
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32 private int fractionIdx; |
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33 |
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34 |
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35 public SQCurveFacet() { |
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36 } |
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37 |
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38 |
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39 public SQCurveFacet( |
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40 int idx, |
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41 int fractionIdx, |
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42 String name, |
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43 String description, |
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44 String hash, |
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45 String stateId |
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46 ) { |
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47 super(idx, name, description, ComputeType.ADVANCE, hash, stateId); |
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48 this.fractionIdx = fractionIdx; |
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49 } |
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50 |
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51 |
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52 @Override |
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53 public Object getData(Artifact artifact, CallContext context) { |
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54 log.debug("SQCurveFacet.getData"); |
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55 |
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56 if (!(artifact instanceof FLYSArtifact)) { |
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57 return null; |
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58 } |
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59 |
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60 FLYSArtifact flys = (FLYSArtifact) artifact; |
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61 |
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62 CalculationResult res = (CalculationResult) flys.compute( |
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63 context, ComputeType.ADVANCE, false); |
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64 |
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65 SQResult[] results = (SQResult[]) res.getData(); |
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66 SQFractionResult result = results[index].getFraction(fractionIdx); |
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67 |
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68 Parameters params = result.getParameters(); |
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69 |
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70 if (params == null) { |
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71 log.debug("no parameters found"); |
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72 return null; |
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73 } |
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74 |
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75 Function func = FunctionFactory.getInstance().getFunction(FUNCTION); |
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76 String[] paramNames = func.getParameterNames(); |
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77 |
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78 double [] coeffs = params.get(0, paramNames); |
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79 |
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80 if (log.isDebugEnabled()) { |
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81 for (int i = 0, N = paramNames.length; i < N; i++) { |
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82 log.debug("retrieved parameter " + paramNames[i] + |
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83 " = " + coeffs[i]); |
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84 } |
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85 } |
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86 |
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87 de.intevation.flys.artifacts.math.Function mf = |
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88 func.instantiate(coeffs); |
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89 |
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90 double [] extent = result.getQExtent(); |
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91 return new SQFunction(mf, extent[0], extent[1]); |
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92 } |
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93 |
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94 |
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95 @Override |
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96 public SQCurveFacet deepCopy() { |
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97 SQCurveFacet copy = new SQCurveFacet(); |
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98 copy.set(this); |
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99 |
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100 return copy; |
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101 } |
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102 } |
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103 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |