Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/FastCrossSectionLine.java @ 2119:dc28ea60b53d
Added cached/chunked access to cross section lines. TODO: Use the FastCrossSectionLines.
flys-artifacts/trunk@3689 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Mon, 16 Jan 2012 15:51:46 +0000 |
| parents | |
| children | f021080cb409 |
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| 2118:4d57d456e261 | 2119:dc28ea60b53d |
|---|---|
| 1 package de.intevation.flys.artifacts.model; | |
| 2 | |
| 3 import java.util.List; | |
| 4 import java.util.Comparator; | |
| 5 | |
| 6 import java.io.Serializable; | |
| 7 | |
| 8 import java.math.BigDecimal; | |
| 9 | |
| 10 import de.intevation.flys.model.CrossSectionLine; | |
| 11 | |
| 12 import java.awt.geom.Point2D; | |
| 13 | |
| 14 public class FastCrossSectionLine | |
| 15 implements Serializable | |
| 16 { | |
| 17 public static final double EPSILON = 1e-5; | |
| 18 | |
| 19 public static final Comparator<FastCrossSectionLine> KM_CMP = | |
| 20 new Comparator<FastCrossSectionLine>() { | |
| 21 public int compare( | |
| 22 FastCrossSectionLine a, | |
| 23 FastCrossSectionLine b | |
| 24 ) { | |
| 25 double diff = a.km - b.km; | |
| 26 if (diff < -EPSILON) return -1; | |
| 27 return diff > +EPSILON ? +1 : 0; | |
| 28 } | |
| 29 }; | |
| 30 | |
| 31 protected double km; | |
| 32 protected List<Point2D> points; | |
| 33 | |
| 34 public FastCrossSectionLine() { | |
| 35 } | |
| 36 | |
| 37 public FastCrossSectionLine(double km) { | |
| 38 this.km = km; | |
| 39 } | |
| 40 | |
| 41 public FastCrossSectionLine(CrossSectionLine csl) { | |
| 42 BigDecimal kmBD = csl.getKm(); | |
| 43 km = kmBD != null ? kmBD.doubleValue() : 0d; | |
| 44 points = csl.fetchCrossSectionLinesPoints(); | |
| 45 } | |
| 46 | |
| 47 public double getKm() { | |
| 48 return km; | |
| 49 } | |
| 50 | |
| 51 public void setKm(double km) { | |
| 52 this.km = km; | |
| 53 } | |
| 54 | |
| 55 public List<Point2D> getPoints() { | |
| 56 return points; | |
| 57 } | |
| 58 | |
| 59 public void setPoints(List<Point2D> points) { | |
| 60 this.points = points; | |
| 61 } | |
| 62 } | |
| 63 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |