Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/Range.java @ 3394:f091f2f55f88

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Partial implementation of bandwidths for curves (issue720). flys-artifacts/trunk@5024 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Tue, 17 Jul 2012 18:31:34 +0000
parents 9c147bbffc36
children 086326be721c
rev   line source
3138
9c147bbffc36 FixA: Move Range out of FixingsOverview
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1 package de.intevation.flys.artifacts.model;
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2
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3 import java.io.Serializable;
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4
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5 public class Range implements Serializable {
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6
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7 public static final double EPSILON = 1e-5;
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8
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9 protected double start;
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10 protected double end;
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11
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12 public Range() {
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13 }
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14
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15 public Range(double start, double end) {
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16 this.start = start;
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17 this.end = end;
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18 }
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19
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20 public double getStart() {
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21 return start;
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22 }
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23
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24 public double getEnd() {
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25 return end;
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26 }
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27
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28 public boolean disjoint(Range other) {
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29 return start > other.end || other.start > end;
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30 }
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31
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32 public boolean intersects(Range other) {
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33 return !disjoint(other);
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34 }
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35
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36 public void extend(Range other) {
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37 if (other.start < start) start = other.start;
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38 if (other.end > end ) end = other.end;
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39 }
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40
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41 public boolean clip(Range other) {
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42 if (disjoint(other)) return false;
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43
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44 if (other.start > start) start = other.start;
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45 if (other.end < end ) end = other.end;
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46
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47 return true;
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48 }
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49
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50 public boolean inside(double x) {
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51 return x > start-EPSILON && x < end+EPSILON;
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52 }
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53 }
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54 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org