Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/DoubleBounds.java @ 4573:b87073a05f9d
flys-client: Patch to render combobox options as clickable links.
The way of passing data arguments to the links and further to
the Artifact feeding service is somewhat hacked and should be
refactored (later...).
author | Christian Lins <christian.lins@intevation.de> |
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date | Tue, 27 Nov 2012 12:50:10 +0100 |
parents | 2f6d4f92d628 |
children | e1ba8273df07 |
rev | line source |
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Added new model classes that should be used for axes range adaption later.
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1 package de.intevation.flys.jfree; |
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2 |
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3 |
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4 import org.jfree.chart.axis.ValueAxis; |
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5 import org.jfree.data.Range; |
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6 |
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7 |
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8 /** |
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9 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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10 */ |
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11 public class DoubleBounds implements Bounds { |
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12 |
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13 protected double lower; |
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14 protected double upper; |
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15 |
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16 |
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17 /** |
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18 * Default constructor. <b>A DoubleBounds has always set lower < |
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19 * upper!</b> |
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20 */ |
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21 public DoubleBounds(double lower, double upper) { |
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22 this.lower = Math.min(lower, upper); |
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23 this.upper = Math.max(lower, upper); |
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24 } |
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25 |
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26 |
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27 @Override |
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28 public Number getLower() { |
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29 return Double.valueOf(lower); |
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30 } |
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31 |
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32 |
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33 @Override |
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34 public Number getUpper() { |
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35 return Double.valueOf(upper); |
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36 } |
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37 |
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38 |
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39 @Override |
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40 public void applyBounds(ValueAxis axis) { |
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41 axis.setRange(new Range(lower, upper)); |
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42 } |
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43 |
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44 |
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45 /** |
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46 * Set extended range to ValueAxis. |
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47 * @param percent how many percent to extend (in each direction, |
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48 * thus 10 percent on [0,100] -> [-10,110]. |
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49 */ |
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50 @Override |
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51 public void applyBounds(ValueAxis axis, int percent) { |
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52 double space = (upper - lower) / 100 * percent; |
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53 axis.setRange(new Range(lower-space, upper+space)); |
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54 } |
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55 |
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56 |
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57 @Override |
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58 public Bounds combine(Bounds bounds) { |
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59 if (bounds == null) { |
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60 return this; |
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61 } |
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62 |
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63 DoubleBounds other = (DoubleBounds) bounds; |
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64 |
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65 double otherLower = other.getLower().doubleValue(); |
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66 double otherUpper = other.getUpper().doubleValue(); |
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67 |
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68 return new DoubleBounds( |
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69 otherLower < lower ? otherLower : lower, |
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70 otherUpper > upper ? otherUpper : upper); |
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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 String toString() { |
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76 return "DoubleBounds=[" + lower + " ; " + upper + "]"; |
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77 } |
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78 } |
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79 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |