Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFilterFacet.java @ 8858:a805211690f7 3.2.x

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Fix license headers.
author Tom Gottfried <tom@intevation.de>
date Thu, 18 Jan 2018 20:52:41 +0100
parents 421e5cceac84
children
rev   line source
8858
a805211690f7 Fix license headers.
Tom Gottfried <tom@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
7791
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9 package org.dive4elements.river.artifacts.model;
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10
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11 import org.dive4elements.artifactdatabase.state.Facet;
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12 import org.dive4elements.artifacts.Artifact;
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13 import org.dive4elements.artifacts.CallContext;
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14 import org.dive4elements.river.artifacts.D4EArtifact;
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15 import org.dive4elements.river.artifacts.access.RiverAccess;
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16 import org.dive4elements.river.artifacts.context.RiverContext;
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17 import org.dive4elements.river.artifacts.math.MovingAverage;
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18 import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;
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19
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20
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21 public class DifferenceCurveFilterFacet
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22 extends DifferenceCurveFacet
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23 {
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24 public DifferenceCurveFilterFacet() {
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25 }
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26
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27 public DifferenceCurveFilterFacet(
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28 int index,
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29 String name,
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30 String description,
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31 ComputeType type,
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32 String stateID,
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33 String hash
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34
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35 ) {
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36 super(index, name, description, type, stateID, hash);
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37 }
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38
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39 /**
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40 * Get difference curve data.
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41 * @return a WKms at given index.
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42 */
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43 @Override
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44 public Object getData(Artifact artifact, CallContext context) {
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45 WKms result = (WKms)super.getData(artifact, context);
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46
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47 Double start = (Double)context.getContextValue("startkm");
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48 Double end = (Double)context.getContextValue("endkm");
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49 if(start != null && end != null) {
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50 RiverContext fc = (RiverContext)context.globalContext();
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51 // Adaptive smoothing, based on zoom factor/diagram extents.
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52 ZoomScale scales = (ZoomScale)fc.get("zoomscale");
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53 RiverAccess access = new RiverAccess((D4EArtifact)artifact);
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54 String river = access.getRiverName();
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55
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56 double radius = scales.getRadius(river, start, end);
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57
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58 double[][] oldData = new double[2][result.size()];
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59 for (int i = 0; i < result.size(); i++) {
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60 oldData[0][i] = result.getKm(i);
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61 oldData[1][i] = result.getW(i);
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62 }
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63
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64 double[][] diffs = MovingAverage.weighted(oldData, radius);
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65 WKmsImpl newData = new WKmsImpl();
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66 for(int j = 0; j < diffs[0].length; j++) {
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67 newData.add(diffs[0][j], diffs[1][j]);
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68 }
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69 return newData;
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70 }
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71 return result;
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72 }
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73
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74
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75 /** Copy deeply. */
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76 @Override
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77 public Facet deepCopy() {
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78 WaterlevelFacet copy = new DifferenceCurveFilterFacet();
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79 copy.set(this);
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80 copy.type = type;
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81 copy.stateId = stateId;
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82 copy.hash = hash;
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83 return copy;
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84 }
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85 }
http://dive4elements.wald.intevation.org