Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/chart/HorizontalProfileChart.java @ 310:45625b5cd6d4

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Added timegap definitions to charts. Adapted constructors and constructor calls. gnv-artifacts/trunk@368 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 24 Nov 2009 19:14:58 +0000
parents 80f7c5dc09c6
children e6e172a4915e
rev   line source
298
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1 package de.intevation.gnv.chart;
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2
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3 import java.util.Collection;
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4 import java.util.Iterator;
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5 import java.util.Locale;
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6
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7 import com.vividsolutions.jts.geom.Point;
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8 import com.vividsolutions.jts.io.WKTReader;
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9 import com.vividsolutions.jts.io.ParseException;
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10
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11 import org.apache.log4j.Logger;
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13 import org.jfree.chart.ChartTheme;
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14 import org.jfree.chart.plot.PlotOrientation;
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15 import org.jfree.data.general.Series;
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16 import org.jfree.data.xy.XYSeries;
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18 import de.intevation.gnv.geobackend.base.Result;
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19 import de.intevation.gnv.timeseries.gap.TimeGap;
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20 import de.intevation.gnv.utils.DistanceCalculator;
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21
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22
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23 /**
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24 * @author Ingo Weinzierl <ingo.weinzierl@intevation.de>
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25 */
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26 public class HorizontalProfileChart
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27 extends VerticalProfileChart
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28 {
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29 private static Logger log = Logger.getLogger(HorizontalProfileChart.class);
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30
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31 private static WKTReader wktReader = new WKTReader();
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32 private Point lastPoint;
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33 private double distance;
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34
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35
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36 public HorizontalProfileChart(
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37 ChartLabels labels,
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38 ChartTheme theme,
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39 Collection parameters,
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40 Collection measurements,
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41 Collection dates,
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42 Collection result,
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43 Collection timeGaps,
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44 Locale locale
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45 ) {
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46 super(
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47 labels,
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48 theme,
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49 parameters,
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50 measurements,
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51 dates,
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52 result,
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53 timeGaps,
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54 locale
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55 );
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56 this.PLOT_ORIENTATION = PlotOrientation.VERTICAL;
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57 this.distance = 0;
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58 }
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59
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60
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61 protected void addValue(Result row, Series series) {
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62 // TODO look for gaps between two values
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63 try {
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64 Point point = (Point) wktReader.read(row.getString("SHAPE"));
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65 if (lastPoint != null)
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66 distance = distance + DistanceCalculator.calculateDistance(
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67 lastPoint, point
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68 );
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69 lastPoint = point;
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70
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71 ((XYSeries) series).add(
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72 distance,
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73 row.getDouble("YORDINATE")
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74 );
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75 }
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76 catch(ParseException pe) {
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77 log.warn("No data found while parsing.");
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78 }
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79 }
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80
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81
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82 protected void addSeries(Series series, int idx) {
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83 super.addSeries(series, idx);
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84
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85 // reset values used by current series for next series
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86 lastPoint = null;
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87 distance = 0;
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88 }
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89
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90
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91 protected String createSeriesName(
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92 String breakPoint1,
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93 String breakPoint2,
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94 String breakPoint3
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95 ) {
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96 log.debug("create seriesname of horizontalprofile chart");
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97 return super.createSeriesName(
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98 breakPoint1,
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99 breakPoint2,
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100 breakPoint3) +
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101 " " +
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102 findValueTitle(dates, breakPoint3);
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103 }
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104 }
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105 // vim:set ts=4 sw=4 si et sta sts=4 fenc=latin1 :
http://dive4elements.wald.intevation.org