Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/process/SQRelationProcessor.java @ 8540:422a78fbb4df

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(issue1753) Add SQ Measurement dates as text annotations to points
author Andre Heinecke <andre.heinecke@intevation.de>
date Fri, 13 Feb 2015 12:34:38 +0100
parents e4606eae8ea5
children 717b58b158c9
rev   line source
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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 java.util.Map;
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12 import java.util.List;
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13 import java.util.ArrayList;
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14 import java.text.DateFormat;
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15
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16 import org.apache.log4j.Logger;
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17
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18 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
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19 import org.dive4elements.artifacts.CallContext;
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20 import org.dive4elements.artifacts.CallMeta;
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21 import org.dive4elements.river.artifacts.resources.Resources;
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22 import org.dive4elements.river.exports.DiagramGenerator;
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23 import org.dive4elements.river.jfree.StyledXYSeries;
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24 import org.dive4elements.river.jfree.RiverAnnotation;
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25 import org.dive4elements.river.themes.ThemeDocument;
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26 import org.dive4elements.river.artifacts.model.FacetTypes;
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27 import org.dive4elements.river.jfree.CollisionFreeXYTextAnnotation;
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28 import org.jfree.chart.annotations.XYTextAnnotation;
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29
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30 import org.dive4elements.river.jfree.JFreeUtil;
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31
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32 import org.dive4elements.river.artifacts.model.sq.SQ;
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33 import org.dive4elements.river.artifacts.model.sq.SQFunction;
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34
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35 public class SQRelationProcessor extends DefaultProcessor {
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36
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37 public static final String I18N_AXIS_LABEL =
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38 "chart.sq_relation.yaxis.label";
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39 public static final String I18N_AXIS_LABEL_DEFAULT =
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40 "";
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41
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42 private final static Logger log =
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43 Logger.getLogger(SQRelationProcessor.class);
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44
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45 @Override
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46 public void doOut(
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47 DiagramGenerator generator,
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48 ArtifactAndFacet bundle,
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49 ThemeDocument theme,
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50 boolean visible) {
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51 CallContext context = generator.getCallContext();
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52 String facetName = bundle.getFacetName();
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53 StyledXYSeries series;
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54 Object data = bundle.getData(context);
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55 String desc = bundle.getFacetDescription();
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56 Map<String, String> metaData =
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57 bundle.getFacet().getMetaData(bundle.getArtifact(), context);
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58 if (data == null) {
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59 // Check has been here before so we keep it but
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60 // this should never happen.
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61 log.error("Data is null for facet: " + facetName);
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62 return;
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63 }
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64
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65 if (FacetTypes.IS.SQ_CURVE(facetName)) {
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66 SQFunction func = (SQFunction) data;
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67
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68 series = JFreeUtil.sampleFunction2DPositive(
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69 func.getFunction(),
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70 theme,
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71 desc,
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72 500,
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73 Math.max(func.getMinQ(), 0.01),
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74 Math.max(func.getMaxQ(), 0.02));
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75
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76 } else if (FacetTypes.IS.SQ_MEASUREMENT(facetName) ||
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77 FacetTypes.IS.SQ_OUTLIER(facetName)) {
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78
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79 SQ[] sqs = (SQ[]) data;
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80 series = new StyledXYSeries(desc, theme);
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81 List<XYTextAnnotation> xy = new ArrayList<XYTextAnnotation>();
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82
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83 DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.SHORT,
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84 Resources.getLocale(context.getMeta()));
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85
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86 for (SQ sq: sqs) {
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87 double q = sq.getQ();
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88 double s = sq.getS();
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89 if (s > 0d && q > 0d) {
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90 series.add(q, s, false);
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91 // Annotate with measurement date
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92 if (sq.getDate() != null) {
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93 xy.add(new CollisionFreeXYTextAnnotation(dateFormat.format(sq.getDate()), q, s));
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94 }
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95 }
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96 }
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97
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98 if (visible && theme.parseShowPointLabel()) {
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99
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100 RiverAnnotation annotation = new RiverAnnotation("Messdatum", null, null, theme);
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101 annotation.setTextAnnotations(xy);
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102 generator.addAnnotations(annotation);
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103 }
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104 } else {
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105 log.error("Could not handle: " + facetName);
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106 return;
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107 }
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108 series.putMetaData(metaData, bundle.getArtifact(), context);
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109
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110 if (log.isDebugEnabled()) {
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111 log.debug("Series '" + desc + "' has "
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112 + series.getItemCount() + " items.");
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113
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114 log.debug(" -> min x = " + series.getMinX());
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115 log.debug(" -> max x = " + series.getMaxX());
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116 log.debug(" -> min y = " + series.getMinY());
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117 log.debug(" -> max y = " + series.getMaxY());
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118 }
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119
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120 generator.addAxisSeries(series, axisName, visible);
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121 }
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122
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123 @Override
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124 public boolean canHandle(String facettype) {
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125 return FacetTypes.IS.SQ_CURVE(facettype) ||
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126 FacetTypes.IS.SQ_MEASUREMENT(facettype) ||
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127 FacetTypes.IS.SQ_OUTLIER(facettype);
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128 }
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129
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130 @Override
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131 public String getAxisLabel(DiagramGenerator generator) {
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132 return generator.msg(
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133 I18N_AXIS_LABEL,
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134 I18N_AXIS_LABEL_DEFAULT);
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Andre Heinecke <aheinecke@intevation.de>
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diff changeset
135 }
bb4a6b0077cf Add SQRelation Processor
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
136 }
http://dive4elements.wald.intevation.org