Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/Range.java @ 6991:b656568bcb2b dc-km-filter-rr
Closing inaktive branch "dc-km-filter-rr".
author | Bernhard Reiter <bernhard@intevation.de> |
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date | Wed, 11 Sep 2013 15:40:51 +0200 |
parents | 048b3c3acd01 |
children | f7208c190e4a |
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package de.intevation.flys.artifacts.model; import java.io.Serializable; /** A range from ... to .*/ public class Range implements Serializable { public static final double EPSILON = 1e-5; protected double start; protected double end; public Range() { } public Range(Range other) { start = other.start; end = other.end; } public Range(double start, double end) { this.start = start; this.end = end; } public double getStart() { return start; } public double getEnd() { return end; } public boolean disjoint(double ostart, double oend) { return start > oend || ostart > end; } public boolean disjoint(Range other) { return start > other.end || other.start > end; } public boolean intersects(Range other) { return !disjoint(other); } public void extend(Range other) { if (other.start < start) start = other.start; if (other.end > end ) end = other.end; } public boolean clip(Range other) { if (disjoint(other)) return false; if (other.start > start) start = other.start; if (other.end < end ) end = other.end; return true; } /** True if start>x<end (+ some epsilon) . */ public boolean inside(double x) { return x > start-EPSILON && x < end+EPSILON; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :