Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/utils/GeometryUtils.java @ 2078:cbeeaaad1056
#440 Support river axes that consist of more than a single geometry.
flys-artifacts/trunk@3593 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Thu, 05 Jan 2012 10:46:32 +0000 |
| parents | 092e1e5020bc |
| children | 33aa37e6d98f |
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| 2077:29459ddb6f30 | 2078:cbeeaaad1056 |
|---|---|
| 44 private GeometryUtils() { | 44 private GeometryUtils() { |
| 45 } | 45 } |
| 46 | 46 |
| 47 | 47 |
| 48 public static Envelope getRiverBoundary(String rivername) { | 48 public static Envelope getRiverBoundary(String rivername) { |
| 49 RiverAxis axis = RiverAxis.getRiverAxis(rivername); | 49 List<RiverAxis> axes = RiverAxis.getRiverAxis(rivername); |
| 50 if (axis != null) { | 50 if (axes != null && axes.size() > 0) { |
| 51 // TODO Take the correct EPSG into account. Maybe, we need to | 51 Envelope max = null; |
| 52 // reproject the geometry. | 52 |
| 53 return axis.getGeom().getEnvelopeInternal(); | 53 for (RiverAxis axis: axes) { |
| 54 // TODO Take the correct EPSG into account. Maybe, we need to | |
| 55 // reproject the geometry. | |
| 56 Envelope env = axis.getGeom().getEnvelopeInternal(); | |
| 57 | |
| 58 if (max == null) { | |
| 59 max = env; | |
| 60 } | |
| 61 else { | |
| 62 max.expandToInclude(env); | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 return max; | |
| 54 } | 67 } |
| 55 | 68 |
| 56 return null; | 69 return null; |
| 57 } | 70 } |
| 58 | 71 |