Mercurial > dive4elements > gnv-client
changeset 661:f99d8f92a640
Implemented Support of MultiPolygons.
geo-backend/trunk@750 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Tim Englich <tim.englich@intevation.de> |
|---|---|
| date | Mon, 08 Mar 2010 15:39:58 +0000 |
| parents | b4c7de93d5e8 |
| children | 755dd2fa4a0a 3d0c06f99686 |
| files | geo-backend/ChangeLog geo-backend/src/main/java/de/intevation/gnv/geobackend/sde/datasources/Row.java |
| diffstat | 2 files changed, 30 insertions(+), 2 deletions(-) [+] |
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--- a/geo-backend/ChangeLog Mon Mar 08 14:06:50 2010 +0000 +++ b/geo-backend/ChangeLog Mon Mar 08 15:39:58 2010 +0000 @@ -1,3 +1,13 @@ +2010-03-08 Tim Englich <tim.englich@intevation.de> + + * src/main/java/de/intevation/gnv/geobackend/sde/datasources/Row.java (getPosValue): + Implemented Support of MultiPolygons. The Points do not belong to one + Geometryelement. We have to Lookup ifthe Geometry is Multiparted. + If it is we have to split the Points into several Polygons which belongs + to one Multipolygon. + This Fix solve did not solve any Parsingerros. Some geometries are still + corrupt. + 2010-03-08 Tim Englich <tim.englich@intevation.de> * src/main/java/de/intevation/gnv/geobackend/sde/datasources/Row.java (getPosValue):
--- a/geo-backend/src/main/java/de/intevation/gnv/geobackend/sde/datasources/Row.java Mon Mar 08 14:06:50 2010 +0000 +++ b/geo-backend/src/main/java/de/intevation/gnv/geobackend/sde/datasources/Row.java Mon Mar 08 15:39:58 2010 +0000 @@ -269,10 +269,25 @@ } returnValue.append(")"); } else if (val.isPolygon()){ - returnValue.append("POLYGON(("); + int[] offsets = (int[])aList.get(1); + int offsetPos = 1; int length = mPoint.length; + int nextOffset = length; + + if (val.isMultiPart()){ + returnValue.append("MULTIPOLYGON((("); + nextOffset = offsets.length-1 >= offsetPos ? offsets[offsetPos++] : length; + }else{ + returnValue.append("POLYGON(("); + } + for (int i = 0; i< length ;i++){ SDEPoint p = mPoint[i]; + + if (i == nextOffset){ + returnValue.append(")),(("); + nextOffset = offsets.length-1 >= offsetPos ? offsets[offsetPos++] : length; + } returnValue.append(p.getX()) .append(" ") .append(p.getY()); @@ -280,11 +295,14 @@ returnValue.append(" ") .append(p.getZ()); } - if (i < length-1){ + if (i < length-1 && i < nextOffset -1 ){ returnValue.append(" , "); } } returnValue.append(")"); + if (val.isMultiPart()){ + returnValue.append(")"); + } // TODO How are Rings supported // for (int i =1 ; i < aList.size(); i++){ // returnValue.append("(");