Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFilterFacet.java @ 8609:421e5cceac84

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(issue1754) Better fix for radius calculation then 8607:2010da0904b7 Checking for that lower < upper is guranteed in radius calculation makes more sense to do centrally in ZoomScale. This also works for the MINFO Filter facets.
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 24 Mar 2015 11:06:47 +0100
parents 2010da0904b7
children a805211690f7
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.dive4elements.artifactdatabase.state.Facet;
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4 import org.dive4elements.artifacts.Artifact;
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5 import org.dive4elements.artifacts.CallContext;
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6 import org.dive4elements.river.artifacts.D4EArtifact;
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7 import org.dive4elements.river.artifacts.access.RiverAccess;
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8 import org.dive4elements.river.artifacts.context.RiverContext;
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9 import org.dive4elements.river.artifacts.math.MovingAverage;
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10 import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;
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11
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12
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13 public class DifferenceCurveFilterFacet
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14 extends DifferenceCurveFacet
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15 {
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16 public DifferenceCurveFilterFacet() {
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17 }
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18
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19 public DifferenceCurveFilterFacet(
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20 int index,
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21 String name,
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22 String description,
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23 ComputeType type,
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24 String stateID,
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25 String hash
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26
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27 ) {
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28 super(index, name, description, type, stateID, hash);
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29 }
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30
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31 /**
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32 * Get difference curve data.
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33 * @return a WKms at given index.
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34 */
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35 @Override
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36 public Object getData(Artifact artifact, CallContext context) {
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37 WKms result = (WKms)super.getData(artifact, context);
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38
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39 Double start = (Double)context.getContextValue("startkm");
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40 Double end = (Double)context.getContextValue("endkm");
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41 if(start != null && end != null) {
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42 RiverContext fc = (RiverContext)context.globalContext();
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43 // Adaptive smoothing, based on zoom factor/diagram extents.
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44 ZoomScale scales = (ZoomScale)fc.get("zoomscale");
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45 RiverAccess access = new RiverAccess((D4EArtifact)artifact);
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46 String river = access.getRiverName();
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47
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48 double radius = scales.getRadius(river, start, end);
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49
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50 double[][] oldData = new double[2][result.size()];
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51 for (int i = 0; i < result.size(); i++) {
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52 oldData[0][i] = result.getKm(i);
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53 oldData[1][i] = result.getW(i);
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54 }
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55
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56 double[][] diffs = MovingAverage.weighted(oldData, radius);
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57 WKmsImpl newData = new WKmsImpl();
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58 for(int j = 0; j < diffs[0].length; j++) {
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59 newData.add(diffs[0][j], diffs[1][j]);
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60 }
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61 return newData;
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62 }
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63 return result;
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64 }
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65
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66
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67 /** Copy deeply. */
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68 @Override
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69 public Facet deepCopy() {
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70 WaterlevelFacet copy = new DifferenceCurveFilterFacet();
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71 copy.set(this);
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72 copy.type = type;
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73 copy.stateId = stateId;
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74 copy.hash = hash;
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75 return copy;
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76 }
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77 }
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