Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/process/SQRelationProcessor.java @ 7240:bb4a6b0077cf

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Add SQRelation Processor
author Andre Heinecke <aheinecke@intevation.de>
date Fri, 04 Oct 2013 17:00:05 +0200
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children e3f2d8c006fb
rev   line source
7240
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Andre Heinecke <aheinecke@intevation.de>
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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 package org.dive4elements.river.exports.process;
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10
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11 import org.apache.log4j.Logger;
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12 import org.jfree.data.xy.XYSeries;
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13
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14 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
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15 import org.dive4elements.artifacts.CallContext;
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16 import org.dive4elements.river.exports.DiagramGenerator;
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17 import org.dive4elements.river.jfree.StyledXYSeries;
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18 import org.dive4elements.river.themes.ThemeDocument;
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19 import org.dive4elements.river.artifacts.model.FacetTypes;
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20
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21 import org.dive4elements.river.jfree.JFreeUtil;
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22
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23 import org.dive4elements.river.artifacts.model.sq.SQ;
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24 import org.dive4elements.river.artifacts.model.sq.SQFunction;
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25
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26 public class SQRelationProcessor extends DefaultProcessor {
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27
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28 public static final String I18N_AXIS_LABEL =
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29 "chart.sq_relation.yaxis.label";
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30 public static final String I18N_AXIS_LABEL_DEFAULT =
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31 "";
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32
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33 private final static Logger logger =
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34 Logger.getLogger(SQRelationProcessor.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 facetName = bundle.getFacetName();
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44 XYSeries series;
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45 Object data = bundle.getData(context);
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46 String desc = bundle.getFacetDescription();
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47
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48 if (data == null) {
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49 // Check has been here before so we keep it but
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50 // this should never happen.
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51 logger.error("Data is null for facet: " + facetName);
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52 return;
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53 }
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54
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55 if (FacetTypes.IS.SQ_CURVE(facetName)) {
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56 SQFunction func = (SQFunction) data;
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57
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58 series = JFreeUtil.sampleFunction2DPositive(
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59 func.getFunction(),
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60 theme,
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61 desc,
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62 500,
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63 Math.max(func.getMinQ(), 0.01),
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64 Math.max(func.getMaxQ(), 0.02));
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65
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66 } else if (FacetTypes.IS.SQ_MEASUREMENT(facetName) ||
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67 FacetTypes.IS.SQ_OUTLIER(facetName)) {
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68
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69 SQ[] sqs = (SQ[]) data;
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70 series = new StyledXYSeries(desc, theme);
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71
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72 for (SQ sq: sqs) {
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73 double q = sq.getQ();
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74 double s = sq.getS();
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75 if (s > 0d && q > 0d) {
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76 series.add(q, s, false);
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77 }
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78 }
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79 } else {
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80 logger.error("Could not handle: " + facetName);
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81 return;
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82 }
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83
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84 if (logger.isDebugEnabled()) {
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85 logger.debug("Series '" + desc + "' has "
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86 + series.getItemCount() + " items.");
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87
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88 logger.debug(" -> min x = " + series.getMinX());
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89 logger.debug(" -> max x = " + series.getMaxX());
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90 logger.debug(" -> min y = " + series.getMinY());
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91 logger.debug(" -> max y = " + series.getMaxY());
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92 }
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93
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94 generator.addAxisSeries(series, axisName, visible);
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95 }
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96
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97 @Override
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98 public boolean canHandle(String facettype) {
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99 return FacetTypes.IS.SQ_CURVE(facettype) ||
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100 FacetTypes.IS.SQ_MEASUREMENT(facettype) ||
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101 FacetTypes.IS.SQ_OUTLIER(facettype);
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102 }
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103
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104 @Override
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105 public String getAxisLabel(DiagramGenerator generator) {
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106 return generator.msg(
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107 I18N_AXIS_LABEL,
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108 I18N_AXIS_LABEL_DEFAULT);
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109 }
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110 }
http://dive4elements.wald.intevation.org