Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/exports/process/ManualPointsProcessor.java @ 8295:9ab967eb2c51
At least since rev eb052d759fcc, there are no bed height epochs anymore.
author | "Tom Gottfried <tom@intevation.de>" |
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date | Thu, 18 Sep 2014 18:16:51 +0200 |
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1 /* Copyright (C) 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 |
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10 package org.dive4elements.river.exports.process; |
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11 |
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12 import org.apache.log4j.Logger; |
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13 |
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14 import java.util.List; |
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15 import java.util.ArrayList; |
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16 |
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17 import org.json.JSONArray; |
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18 import org.json.JSONException; |
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19 |
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20 import org.jfree.data.xy.XYSeries; |
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21 import org.jfree.chart.annotations.XYTextAnnotation; |
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22 |
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23 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet; |
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24 import org.dive4elements.artifacts.CallContext; |
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25 import org.dive4elements.river.artifacts.model.FacetTypes; |
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26 import org.dive4elements.river.exports.DiagramGenerator; |
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27 import org.dive4elements.river.jfree.RiverAnnotation; |
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28 import org.dive4elements.river.jfree.CollisionFreeXYTextAnnotation; |
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29 import org.dive4elements.river.jfree.StyledXYSeries; |
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30 import org.dive4elements.river.themes.ThemeDocument; |
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31 |
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32 public class ManualPointsProcessor extends DefaultProcessor { |
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33 |
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34 private static final Logger log = Logger.getLogger(ManualPointsProcessor.class); |
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35 |
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36 @Override |
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37 public void doOut( |
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38 DiagramGenerator generator, |
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39 ArtifactAndFacet bundle, |
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40 ThemeDocument theme, |
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41 boolean visible) { |
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42 CallContext context = generator.getCallContext(); |
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43 String seriesName = bundle.getFacetDescription(); |
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44 XYSeries series = new StyledXYSeries(seriesName, theme); |
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45 String jsonData = (String) bundle.getData(context); |
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46 |
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47 // Add text annotations for single points. |
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48 List<XYTextAnnotation> xy = new ArrayList<XYTextAnnotation>(); |
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49 |
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50 try { |
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51 JSONArray points = new JSONArray(jsonData); |
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52 for (int i = 0, P = points.length(); i < P; i++) { |
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53 JSONArray array = points.getJSONArray(i); |
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54 double x = array.getDouble(0); |
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55 double y = array.getDouble(1); |
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56 String name = array.getString(2); |
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57 boolean act = array.getBoolean(3); |
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58 if (!act) { |
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59 continue; |
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60 } |
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61 //log.debug(" x " + x + " y " + y ); |
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62 series.add(x, y, false); |
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63 xy.add(new CollisionFreeXYTextAnnotation(name, x, y)); |
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64 } |
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65 } |
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66 catch(JSONException e){ |
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67 log.error("Could not decode json."); |
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68 } |
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69 |
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70 RiverAnnotation annotation = new RiverAnnotation(null, null, null, theme); |
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71 annotation.setTextAnnotations(xy); |
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72 |
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73 if (visible) { |
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74 generator.addAnnotations(annotation); |
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75 } |
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76 |
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77 generator.addAxisSeries(series, axisName, visible); |
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78 } |
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79 |
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80 @Override |
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81 public boolean canHandle(String facetType) { |
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82 if (facetType == null) { |
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83 return false; |
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84 } |
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85 return FacetTypes.IS.MANUALPOINTS(facetType); |
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86 } |
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87 } |