Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/AnnotationFacet.java @ 5865:73da40528cf2

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River artifacts: Renamed FLYSUtils to RiverUtils.
author Sascha L. Teichmann <teichmann@intevation.de>
date Sun, 28 Apr 2013 15:09:31 +0200
parents f2e46a668fe6
children 59ff03ff48f1
rev   line source
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Sascha L. Teichmann <teichmann@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
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9 package org.dive4elements.river.artifacts.model;
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11 import java.util.ArrayList;
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12 import java.util.Iterator;
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13 import java.util.List;
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14
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15 import org.apache.log4j.Logger;
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16
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17 import org.dive4elements.artifacts.Artifact;
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18 import org.dive4elements.artifacts.CallContext;
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19
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20 import org.dive4elements.river.artifacts.AnnotationArtifact;
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21
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22 import org.dive4elements.river.jfree.RiverAnnotation;
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23 import org.dive4elements.river.jfree.StickyAxisAnnotation;
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24
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25 import org.dive4elements.river.model.Annotation;
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26 import org.dive4elements.river.model.FastAnnotations;
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27
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28 import org.dive4elements.artifactdatabase.state.DefaultFacet;
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29 import org.dive4elements.artifactdatabase.state.Facet;
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30
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31 import org.dive4elements.river.utils.RiverUtils;
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32
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33 import org.dive4elements.river.artifacts.FLYSArtifact;
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34
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35
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36 /**
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37 * Facet to access Annotations (landmarks, POIs) of a river.
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38 */
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39 public class AnnotationFacet
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40 extends DefaultFacet
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41 {
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42 /** Logger for this class. */
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43 private static final Logger logger = Logger.getLogger(AnnotationFacet.class);
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44
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45
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46 /**
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47 * Trivial Constructor.
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48 */
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49 public AnnotationFacet() {
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50 }
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51
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52
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53 /**
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54 * Trivial Constructor for a AnnotationFacet.
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55 *
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56 * @param index Database-Index to use.
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57 * @param name Name (~type) of Facet.
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58 * @param description Description of Facet.
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59 */
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60 public AnnotationFacet(int index, String name, String description) {
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61 super(index, name, description);
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62 }
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63
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64
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65 /**
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66 * Get List of Annotations for river from Artifact.
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67 *
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68 * @param artifact (Annotation-)Artifact to query for list of Annotations.
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69 * @param context Ignored.
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70 */
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71 @Override
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72 public Object getData(Artifact artifact, CallContext context) {
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73
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74 // TODO issue880: Make annotations available _per type_
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75 AnnotationArtifact annotationArtifact = (AnnotationArtifact) artifact;
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76
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77 String riverName = RiverUtils.getRivername((FLYSArtifact)artifact);
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78
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79 FastAnnotations fas = LocationProvider.getAnnotations(riverName);
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80
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81 String filterName = annotationArtifact.getFilterName();
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82
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83 FastAnnotations.Filter filter = (filterName == null)
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84 ? FastAnnotations.IS_POINT
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85 : new FastAnnotations.NameFilter(filterName);
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86
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87 List<StickyAxisAnnotation> xy =
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88 new ArrayList<StickyAxisAnnotation>(fas.size());
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89
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90 for (Iterator<FastAnnotations.Annotation> iter =
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91 fas.filter(filter); iter.hasNext();) {
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92 FastAnnotations.Annotation fa = iter.next();
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93
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94 xy.add(new StickyAxisAnnotation(
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95 fa.getPosition(),
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96 (float)fa.getA(),
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97 StickyAxisAnnotation.SimpleAxis.X_AXIS));
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98 }
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99
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100 return new RiverAnnotation(description, xy);
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101 }
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102
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103
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104 @Override
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105 public Facet deepCopy() {
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106 AnnotationFacet copy = new AnnotationFacet();
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107 copy.set(this);
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108 return copy;
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109 }
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110 }
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111 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org