Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/DoubleBounds.java @ 2722:36631f23acdf

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Allow loading of previous reference curves. flys-artifacts/trunk@4453 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Mon, 21 May 2012 12:21:35 +0000
parents 73b15736cb80
children cbe2febe30cc
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
07c39470e2cb Added new model classes that should be used for axes range adaption later.
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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 @Override
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46 public void applyBounds(ValueAxis axis, int percent) {
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47 double space = (upper - lower) / 100 * percent;
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48 axis.setRange(new Range(lower-space, upper+space));
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49 }
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50
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51
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52 @Override
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53 public Bounds combine(Bounds bounds) {
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54 if (bounds == null) {
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55 return this;
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56 }
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57
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58 DoubleBounds other = (DoubleBounds) bounds;
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59
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60 double otherLower = other.getLower().doubleValue();
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61 double otherUpper = other.getUpper().doubleValue();
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62
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63 return new DoubleBounds(
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64 otherLower < lower ? otherLower : lower,
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65 otherUpper > upper ? otherUpper : upper);
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66 }
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67
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68
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69 @Override
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70 public String toString() {
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71 return "DoubleBounds=[" + lower + " ; " + upper + "]";
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72 }
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73 }
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74 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org