Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/model/FastCrossSectionLine.java @ 4989:f4d61ac84b76 dami

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If we bother to check if the file is readable we might also bother to check if it's a file at all. Thanks to teichmann for noticing
author Andre Heinecke <aheinecke@intevation.de>
date Thu, 14 Feb 2013 10:54:02 +0100
parents 2f874d14ac68
children
rev   line source
2380
e237a08acf6e Create fast cross section lines in the backend now.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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1 package de.intevation.flys.model;
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2
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3 import java.util.List;
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4 import java.util.Comparator;
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5
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6 import java.io.Serializable;
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7
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8 import java.awt.geom.Point2D;
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9
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10 public class FastCrossSectionLine
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11 implements Serializable
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12 {
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13 public static final double EPSILON = 1e-5;
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14
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15 public static final Comparator<FastCrossSectionLine> KM_CMP =
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16 new Comparator<FastCrossSectionLine>() {
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17 public int compare(
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18 FastCrossSectionLine a,
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19 FastCrossSectionLine b
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20 ) {
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21 double diff = a.km - b.km;
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22 if (diff < -EPSILON) return -1;
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23 return diff > +EPSILON ? +1 : 0;
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24 }
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25 };
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26
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27 protected double km;
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28 protected List<Point2D> points;
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29
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30 public FastCrossSectionLine() {
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31 }
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32
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33 public FastCrossSectionLine(double km) {
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34 this.km = km;
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35 }
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36
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37 public FastCrossSectionLine(double km, List<Point2D> points) {
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38 this(km);
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39 this.points = points;
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40 }
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41
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42 public FastCrossSectionLine(CrossSectionLine csl) {
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43 Double kmBD = csl.getKm();
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44 km = kmBD != null ? kmBD.doubleValue() : 0d;
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45 points = csl.fetchCrossSectionLinesPoints();
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46 }
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47
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48 public double getKm() {
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49 return km;
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50 }
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51
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52 public void setKm(double km) {
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53 this.km = km;
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54 }
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55
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56 public List<Point2D> getPoints() {
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57 return points;
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58 }
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59
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60 public void setPoints(List<Point2D> points) {
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61 this.points = points;
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62 }
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63
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64 public double [][] fetchCrossSectionProfile() {
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65 return CrossSectionLine.fetchCrossSectionProfile(points);
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66 }
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67 }
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68 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org