Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQKms.java @ 8421:0fa963038c61
Only draw discharge curve if on same station as navigation.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Fri, 17 Oct 2014 13:17:12 +0200 |
| parents | 839032ac1523 |
| children | 1cff4c98df76 |
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| 8420:8a14605fb64a | 8421:0fa963038c61 |
|---|---|
| 160 public double[] getFirstLastKM() { | 160 public double[] getFirstLastKM() { |
| 161 /* Behold the first km might be larger then the last! */ | 161 /* Behold the first km might be larger then the last! */ |
| 162 return new double[] {getKm(0), getKm(size()-1)}; | 162 return new double[] {getKm(0), getKm(size()-1)}; |
| 163 } | 163 } |
| 164 | 164 |
| 165 private static final double EPS = 1e-5; | |
| 166 | |
| 167 public Double sameKm() { | |
| 168 int s = size(); | |
| 169 if (s < 1) return null; | |
| 170 if (s == 1) return getKm(0); | |
| 171 double a = getKm(0); | |
| 172 double b = getKm(s-1); | |
| 173 double c = getKm(s/2); | |
| 174 | |
| 175 return Math.abs(a-b) > EPS || Math.abs(a-c) > EPS || Math.abs(b-c) > EPS | |
| 176 ? null | |
| 177 : a; | |
| 178 } | |
| 179 | |
| 165 @Override | 180 @Override |
| 166 public boolean guessRTLData() { | 181 public boolean guessRTLData() { |
| 167 return DataUtil.guessSameDirectionData(ws, allKms()); | 182 return DataUtil.guessSameDirectionData(ws, allKms()); |
| 168 } | 183 } |
| 169 } | 184 } |