Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/jfreechart/PolygonDataset.java @ 429:bed9735adf84
Finished preprocessing data for interpolation in verticalcrosssection charts.ß
gnv-artifacts/trunk@477 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Tue, 22 Dec 2009 17:19:10 +0000 |
parents | f426f55d4f7a |
children | 6642ab6c583c |
rev | line source |
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422
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1 package de.intevation.gnv.jfreechart; |
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2 |
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3 import java.util.List; |
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4 import java.util.ArrayList; |
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5 |
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6 import org.jfree.data.Range; |
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7 import org.jfree.data.general.AbstractSeriesDataset; |
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8 |
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9 /** |
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10 * @author Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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11 */ |
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12 public class PolygonDataset |
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13 extends AbstractSeriesDataset |
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14 { |
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15 /** PolygonSeries included in this Dataset */ |
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16 private List data; |
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17 |
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18 |
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19 public PolygonDataset() { |
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20 this(null); |
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21 } |
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22 |
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23 |
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24 public PolygonDataset(PolygonSeries series) { |
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25 data = new ArrayList(); |
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26 |
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27 if (series != null) { |
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28 data.add(series); |
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29 } |
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30 } |
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31 |
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32 |
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33 public void addSeries(PolygonSeries series) { |
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34 if (series == null) |
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35 throw new IllegalArgumentException("Null 'series' argument."); |
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36 |
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37 data.add(series); |
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38 } |
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39 |
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40 |
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41 public Range getDomainBounds() { |
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42 double lower = Double.POSITIVE_INFINITY; |
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43 double upper = Double.NEGATIVE_INFINITY; |
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44 int seriesCount = getSeriesCount(); |
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45 |
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46 for (int s = 0; s < seriesCount; s++) { |
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47 PolygonSeries series = getSeries(s); |
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48 |
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49 Range domainRange = series.getDomainBounds(); |
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50 double minX = domainRange.getLowerBound(); |
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51 if (!Double.isNaN(minX)) { |
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52 lower = Math.min(lower, minX); |
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53 } |
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54 |
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55 double maxX = domainRange.getUpperBound(); |
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56 if (!Double.isNaN(maxX)) { |
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57 upper = Math.max(upper, maxX); |
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58 } |
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59 } |
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60 |
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61 return new Range(lower, upper); |
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62 } |
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63 |
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64 |
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65 public Range getRangeBounds() { |
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66 double lower = Double.POSITIVE_INFINITY; |
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67 double upper = Double.NEGATIVE_INFINITY; |
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68 int seriesCount = getSeriesCount(); |
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69 |
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70 for (int i = 0; i < seriesCount; i++) { |
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71 PolygonSeries series = getSeries(i); |
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72 |
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73 Range range = series.getRangeBounds(); |
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74 double minX = range.getLowerBound(); |
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75 if (!Double.isNaN(minX)) { |
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76 lower = Math.min(lower, minX); |
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77 } |
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78 |
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79 double maxX = range.getUpperBound(); |
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80 if (!Double.isNaN(maxX)) { |
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81 upper = Math.max(upper, maxX); |
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82 } |
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83 } |
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84 |
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85 return new Range(lower, upper); |
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86 } |
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87 |
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88 |
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89 public int getSeriesCount() { |
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90 return data.size(); |
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91 } |
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92 |
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93 |
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94 public Comparable getSeriesKey(int series) { |
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95 return ((PolygonSeries)data.get(series)).getKey(); |
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96 } |
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97 |
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98 |
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99 public PolygonSeries getSeries(int idx) { |
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100 return (PolygonSeries)data.get(idx); |
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101 } |
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102 } |
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103 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |