Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/DoubleBounds.java @ 4573:b87073a05f9d

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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>
date Tue, 27 Nov 2012 12:50:10 +0100
parents 2f6d4f92d628
children e1ba8273df07
rev   line source
2327
07c39470e2cb Added new model classes that should be used for axes range adaption later.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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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 &lt;
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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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7b14d00bca8a Cosmetics, docs.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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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 :
http://dive4elements.wald.intevation.org