Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/jfree/TimeBounds.java @ 6971:164e2f2c9bea
Make EpsilonComparator serializable.
author | Tom Gottfried <tom@intevation.de> |
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date | Thu, 05 Sep 2013 19:05:00 +0200 |
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rev | line source |
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1 /* Copyright (C) 2011, 2012, 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.jfree; |
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10 |
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11 import java.util.Date; |
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12 |
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13 import org.jfree.chart.axis.DateAxis; |
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14 import org.jfree.chart.axis.ValueAxis; |
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15 |
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16 |
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17 /** |
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18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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19 */ |
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20 public class TimeBounds implements Bounds { |
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21 |
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22 protected long lower; |
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23 protected long upper; |
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24 |
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25 |
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26 public TimeBounds(long lower, long upper) { |
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27 this.lower = lower; |
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28 this.upper = upper; |
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29 } |
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30 |
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31 |
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32 @Override |
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33 public Number getLower() { |
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34 return Long.valueOf(lower); |
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35 } |
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36 |
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37 |
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38 public Date getLowerAsDate() { |
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39 return new Date(lower); |
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40 } |
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41 |
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42 |
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43 @Override |
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44 public Number getUpper() { |
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45 return Long.valueOf(upper); |
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46 } |
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47 |
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48 |
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49 public Date getUpperAsDate() { |
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50 return new Date(upper); |
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51 } |
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52 |
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53 |
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54 @Override |
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55 public void applyBounds(ValueAxis axis) { |
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56 DateAxis dateAxis = (DateAxis) axis; |
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57 |
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58 dateAxis.setMinimumDate(new Date(lower)); |
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59 dateAxis.setMaximumDate(new Date(upper)); |
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60 } |
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61 |
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62 |
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63 @Override |
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64 public void applyBounds(ValueAxis axis, int percent) { |
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65 DateAxis dateAxis = (DateAxis) axis; |
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66 |
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67 long space = (upper - lower) / 100 * percent; |
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68 |
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69 dateAxis.setMinimumDate(new Date(lower-space)); |
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70 dateAxis.setMaximumDate(new Date(upper+space)); |
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71 } |
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72 |
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73 |
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74 @Override |
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75 public Bounds combine(Bounds bounds) { |
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76 if (bounds == null) { |
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77 return this; |
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78 } |
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79 |
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80 TimeBounds other = (TimeBounds) bounds; |
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81 |
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82 long otherLower = other.getLower().longValue(); |
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83 long otherUpper = other.getUpper().longValue(); |
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84 |
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85 return new TimeBounds( |
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86 otherLower < lower ? otherLower : lower, |
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87 otherUpper > upper ? otherUpper : upper); |
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88 } |
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89 |
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90 |
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91 @Override |
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92 public String toString() { |
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93 return "TimeBounds=["+ getLowerAsDate() + " ; " + getUpperAsDate() +"]"; |
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94 } |
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95 } |
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96 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |