Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/utils/GeometryUtils.java @ 8747:e9d912c97fa8
We expect that every river has only one RiverAxis of kind 1
This allowed to reduce code duplication and some cleanups.
| author | Tom Gottfried <tom@intevation.de> |
|---|---|
| date | Fri, 05 Jun 2015 16:56:47 +0200 |
| parents | e4606eae8ea5 |
| children | 5e38e2924c07 |
comparison
equal
deleted
inserted
replaced
| 8746:e701ef544ffa | 8747:e9d912c97fa8 |
|---|---|
| 58 private GeometryUtils() { | 58 private GeometryUtils() { |
| 59 } | 59 } |
| 60 | 60 |
| 61 public static Envelope getRiverBoundary(String rivername) { | 61 public static Envelope getRiverBoundary(String rivername) { |
| 62 try { | 62 try { |
| 63 List<RiverAxis> axes = RiverAxis.getRiverAxis(rivername); | 63 RiverAxis axis = RiverAxis.getRiverAxis(rivername); |
| 64 if (axes != null && axes.size() > 0) { | 64 if (axis != null) { |
| 65 Envelope max = null; | 65 return axis.getGeom().getEnvelopeInternal(); |
| 66 | |
| 67 for (RiverAxis axis: axes) { | |
| 68 // TODO Take the correct EPSG into account. Maybe, we need to | |
| 69 // reproject the geometry. | |
| 70 Envelope env = axis.getGeom().getEnvelopeInternal(); | |
| 71 | |
| 72 if (max == null) { | |
| 73 max = env; | |
| 74 } | |
| 75 else { | |
| 76 max.expandToInclude(env); | |
| 77 } | |
| 78 } | |
| 79 | |
| 80 return max; | |
| 81 } | 66 } |
| 82 } | 67 } |
| 83 catch(HibernateException iae) { | 68 catch(HibernateException iae) { |
| 84 log.warn("Exception, no valid river axis found for " + rivername); | 69 log.warn("Exception, no valid river axis found for " + rivername); |
| 85 return null; | 70 return null; |