Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFilterFacet.java @ 7791:8b95f9c4f341 minfo-opt

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Added new facet for filtered winfo differences.
author Raimund Renkert <rrenkert@intevation.de>
date Thu, 06 Mar 2014 14:04:46 +0100
parents
children 92a2b9b691e1
rev   line source
7791
8b95f9c4f341 Added new facet for filtered winfo differences.
Raimund Renkert <rrenkert@intevation.de>
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1 package org.dive4elements.river.artifacts.model;
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2
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3 import org.apache.log4j.Logger;
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4 import org.dive4elements.artifactdatabase.state.Facet;
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5 import org.dive4elements.artifacts.Artifact;
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6 import org.dive4elements.artifacts.CallContext;
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7 import org.dive4elements.river.artifacts.D4EArtifact;
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8 import org.dive4elements.river.artifacts.WINFOArtifact;
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9 import org.dive4elements.river.artifacts.access.RiverAccess;
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10 import org.dive4elements.river.artifacts.context.RiverContext;
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11 import org.dive4elements.river.artifacts.math.MovingAverage;
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12 import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;
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13
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14
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15 public class DifferenceCurveFilterFacet
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16 extends DifferenceCurveFacet
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17 {
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18 private static Logger logger = Logger.getLogger(DifferenceCurveFacet.class);
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19
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20
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21 public DifferenceCurveFilterFacet() {
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22 }
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23
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24 public DifferenceCurveFilterFacet(
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25 int index,
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26 String name,
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27 String description,
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28 ComputeType type,
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29 String stateID,
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30 String hash
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31
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32 ) {
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33 super(index, name, description, type, stateID, hash);
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34 }
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35
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36 /**
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37 * Get difference curve data.
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38 * @return a WKms at given index.
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39 */
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40 @Override
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41 public Object getData(Artifact artifact, CallContext context) {
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42 WKms result = (WKms)super.getData(artifact, context);
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43
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44 Double start = (Double)context.getContextValue("startkm");
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45 Double end = (Double)context.getContextValue("endkm");
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46 if(start != null && end != null) {
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47 RiverContext fc = (RiverContext)context.globalContext();
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48 // Adaptive smoothing, based on zoom factor/diagram extents.
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49 ZoomScale scales = (ZoomScale)fc.get("zoomscale");
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50 RiverAccess access = new RiverAccess((D4EArtifact)artifact);
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51 String river = access.getRiverName();
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52
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53 double radius = scales.getRadius(river, start, end);
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54
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55 double[][] oldData = new double[2][result.size()];
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56 for (int i = 0; i < result.size(); i++) {
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57 oldData[0][i] = result.getKm(i);
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58 oldData[1][i] = result.getW(i);
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59 }
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60
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61 double[][] diffs = MovingAverage.weighted(oldData, radius);
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62 WKmsImpl newData = new WKmsImpl();
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63 for(int j = 0; j < diffs[0].length; j++) {
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64 newData.add(diffs[0][j], diffs[1][j]);
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65 }
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66 return newData;
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67 }
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68 return result;
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69 }
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70
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71
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72 /** Copy deeply. */
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73 @Override
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74 public Facet deepCopy() {
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75 WaterlevelFacet copy = new DifferenceCurveFilterFacet();
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76 copy.set(this);
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77 copy.type = type;
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78 copy.stateId = stateId;
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79 copy.hash = hash;
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80 return copy;
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81 }
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82 }
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