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annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/DoubleBounds.java @ 5462:f2371f3aaf03

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Show top level folder icons only if node has no factory If you have an empty folder the folder icon is still shown. This makes it possible to add functional "Top Level" entries in the Datacage
author Andre Heinecke <aheinecke@intevation.de>
date Tue, 26 Mar 2013 18:29:13 +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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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