Mercurial > dive4elements > river
comparison flys-backend/src/main/java/de/intevation/flys/model/FastCrossSectionLine.java @ 2380:e237a08acf6e
Create fast cross section lines in the backend now.
flys-backend/trunk@3696 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Tue, 17 Jan 2012 16:56:38 +0000 |
| parents | |
| children | 2f874d14ac68 |
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| 2379:8be27b950dbe | 2380:e237a08acf6e |
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| 1 package de.intevation.flys.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 java.awt.geom.Point2D; | |
| 11 | |
| 12 public class FastCrossSectionLine | |
| 13 implements Serializable | |
| 14 { | |
| 15 public static final double EPSILON = 1e-5; | |
| 16 | |
| 17 public static final Comparator<FastCrossSectionLine> KM_CMP = | |
| 18 new Comparator<FastCrossSectionLine>() { | |
| 19 public int compare( | |
| 20 FastCrossSectionLine a, | |
| 21 FastCrossSectionLine b | |
| 22 ) { | |
| 23 double diff = a.km - b.km; | |
| 24 if (diff < -EPSILON) return -1; | |
| 25 return diff > +EPSILON ? +1 : 0; | |
| 26 } | |
| 27 }; | |
| 28 | |
| 29 protected double km; | |
| 30 protected List<Point2D> points; | |
| 31 | |
| 32 public FastCrossSectionLine() { | |
| 33 } | |
| 34 | |
| 35 public FastCrossSectionLine(double km) { | |
| 36 this.km = km; | |
| 37 } | |
| 38 | |
| 39 public FastCrossSectionLine(double km, List<Point2D> points) { | |
| 40 this(km); | |
| 41 this.points = points; | |
| 42 } | |
| 43 | |
| 44 public FastCrossSectionLine(CrossSectionLine csl) { | |
| 45 BigDecimal kmBD = csl.getKm(); | |
| 46 km = kmBD != null ? kmBD.doubleValue() : 0d; | |
| 47 points = csl.fetchCrossSectionLinesPoints(); | |
| 48 } | |
| 49 | |
| 50 public double getKm() { | |
| 51 return km; | |
| 52 } | |
| 53 | |
| 54 public void setKm(double km) { | |
| 55 this.km = km; | |
| 56 } | |
| 57 | |
| 58 public List<Point2D> getPoints() { | |
| 59 return points; | |
| 60 } | |
| 61 | |
| 62 public void setPoints(List<Point2D> points) { | |
| 63 this.points = points; | |
| 64 } | |
| 65 | |
| 66 public double [][] fetchCrossSectionProfile() { | |
| 67 return CrossSectionLine.fetchCrossSectionProfile(points); | |
| 68 } | |
| 69 } | |
| 70 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |