Mercurial > dive4elements > river
view flys-backend/contrib/shpimporter/uesg.py @ 4241:49cb65d5932d
Improved the historical discharge calculation.
The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used
to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is
improved to support those facets.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Oct 2012 14:34:35 +0200 |
parents | 59ca5dab2782 |
children | f1c01fecf194 |
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import ogr from importer import Importer TABLE_NAME="floodmaps" PATH="Hydrologie/UeSG/Berechnung" NAME="UESG" class UESG(Importer): def getPath(self, base): return "%s/%s" % (base, PATH) def getTablename(self): return TABLE_NAME def getName(self): return NAME def isGeometryValid(self, geomType): if geomType == 3 or geomType == 6: return True else: return False def getKind(self, path): kind = 0 if path.find("Berechnung") > 0: kind = kind + 100 if path.find("Aktuell") > 0: kind = kind + 10 else: kind = kind + 20 if path.find("Land") > 0: kind = kind + 2 else: kind = kind + 1 else: kind = kind + 200 return kind def createNewFeature(self, featureDef, feat, **args): kind = self.getKind(args['path']) newFeat = ogr.Feature(featureDef) newFeat.SetGeometry(feat.GetGeometryRef()) if self.IsFieldSet(feat, "river_id"): riverId = feat.GetField(feat) else: riverId = self.river_id if self.IsFieldSet(feat, "diff"): diff = feat.GetFieldAsDouble("diff") else: diff = 0 if self.IsFieldSet(feat, "count"): count = feat.GetFieldAsInteger("count") else: count = 0 if self.IsFieldSet(feat, "area"): area = feat.GetFieldAsDouble("area") else: area = 0 if self.IsFieldSet(feat, "perimeter"): perimeter = feat.GetFieldAsDouble("perimeter") else: perimeter = 0 groupId = 2 newFeat.SetField("river_id", riverId) newFeat.SetField("diff", diff) newFeat.SetField("count", count) newFeat.SetField("area", area) newFeat.SetField("perimeter", perimeter) newFeat.SetField("kind", kind) newFeat.SetField("name", args['name']) return newFeat