Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/exports/DischargeCurveGenerator.java @ 381:52b6de9d0ab4

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The DischargeCurveGenerator uses public methods of FLYSArtifact to retrieve all necessary information of the current settings. flys-artifacts/trunk@1797 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 02 May 2011 16:44:02 +0000
parents 60f63539d004
children fc3ac59c3c8b
rev   line source
299
8940b0885865 Added a DischargeCurveGenerator that creates discharge curves.
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1 package de.intevation.flys.exports;
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2
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3 import java.util.ArrayList;
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4 import java.util.List;
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5 import java.util.Map;
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6
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7 import org.apache.log4j.Logger;
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8
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9 import org.w3c.dom.Document;
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10
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11 import org.jfree.chart.JFreeChart;
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12 import org.jfree.chart.plot.XYPlot;
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13 import org.jfree.data.xy.DefaultXYDataset;
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14
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15 import de.intevation.artifacts.Artifact;
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16
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17 import de.intevation.flys.model.Gauge;
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18 import de.intevation.flys.model.River;
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19
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20 import de.intevation.flys.artifacts.FLYSArtifact;
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21 import de.intevation.flys.artifacts.model.DischargeTables;
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22 import de.intevation.flys.artifacts.model.GaugesFactory;
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23
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24
8940b0885865 Added a DischargeCurveGenerator that creates discharge curves.
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25 /**
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26 * An OutGenerator that generates discharge curves.
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27 *
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28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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29 */
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30 public class DischargeCurveGenerator extends XYChartGenerator {
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31
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32 /** The logger used in this generator.*/
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33 private static Logger logger =
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34 Logger.getLogger(DischargeCurveGenerator.class);
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35
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36
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37 /** The Dataset that contains the data for the chart.*/
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38 protected DefaultXYDataset dataset;
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39
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40
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41 public DischargeCurveGenerator() {
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42 super();
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43
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44 this.dataset = new DefaultXYDataset();
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45 }
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46
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47
369
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48 protected String getChartTitle() {
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49 return "Abflusskurven";
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50 }
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51
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52
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53 protected String getXAxisLabel() {
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54 return "Q[m³/s]";
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55 }
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56
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57
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58 protected String getYAxisLabel() {
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59 return "W[cm]";
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60 }
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61
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62
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63 protected void addDatasets(JFreeChart chart) {
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64 XYPlot plot = (XYPlot) chart.getPlot();
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65 plot.setDataset(0, dataset);
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66 }
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67
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68
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69 public void doOut(Artifact artifact, String facet, Document attr) {
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70 logger.debug("DischargeCurveGenerator.doOut: " + facet);
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71
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72 if (!(artifact instanceof FLYSArtifact)) {
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73 logger.error("Artifact is no instance of FLYSArtifact.");
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74 return;
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75 }
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76
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77 FLYSArtifact flysArtifact = (FLYSArtifact) artifact;
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78
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79 River river = flysArtifact.getRiver();
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80 double[] distance = flysArtifact.getDistance();
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81
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82 List<double[]> ranges = new ArrayList<double[]>();
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83 ranges.add(distance);
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84
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85 List<Gauge> gauges = GaugesFactory.getGauges(river);
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86 List<Gauge> filtered = GaugesFactory.filterRanges(gauges, ranges);
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87
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88 if (logger.isDebugEnabled()) {
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89 int numGauges = gauges != null ? gauges.size() : 0;
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90 int numFiltered = filtered != null ? filtered.size() : 0;
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91
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92 logger.debug("++++++++++++++++++++");
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93 logger.debug("Search gauges for river: " + river.getName());
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94 logger.debug("-> ... from range: " + distance[0]);
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95 logger.debug("-> ... to range: " + distance[1]);
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96 logger.debug("-> Found " + numGauges + " gauges in total.");
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97 logger.debug("-> Found " + numFiltered + " gauges after filtering.");
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98 logger.debug("++++++++++++++++++++");
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99 }
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100
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101 String[] gaugeNames = new String[filtered.size()];
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102 int idx = 0;
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103 for (Gauge gauge: filtered) {
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104 gaugeNames[idx++] = gauge.getName();
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105 }
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106
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107 DischargeTables dt = new DischargeTables(river.getName(), gaugeNames);
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108 Map<String, double[][]> gaugeValues = dt.getValues(100d);
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109
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110 for (String gauge: gaugeNames) {
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111 double[][] values = gaugeValues.get(gauge);
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112 dataset.addSeries(gauge, values);
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113 }
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114 }
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115 }
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116 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org