Mercurial > dive4elements > river
view backend/contrib/shpimporter/km.py @ 8723:686d8876edf9
(issue1754) Fix Radius calculation for filtered (smoothed) facets
To know the acutal extend of the Domain axis shown we need
to know all data in the diagram as the acutal extend is
the data point needed to calculate a Radius confusingly configured
in zoom-scales we have to add all data first and
then add the real filtered facets in a postprocessing step.
author | Andre Heinecke <andre.heinecke@intevation.de> |
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date | Wed, 29 Apr 2015 11:56:04 +0200 |
parents | 5f48541cd544 |
children |
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try: from osgeo import ogr except ImportError: import ogr from importer import Importer TABLE_NAME="river_axes_km" PATH="Geodaesie/Flussachse+km" NAME="KMS" class KM(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): return geomType == ogr.wkbPoint or geomType == ogr.wkbPoint25D def isShapeRelevant(self, name, path): return name.lower() == "km" def createNewFeature(self, featureDef, feat, **args): newFeat = ogr.Feature(featureDef) geometry = feat.GetGeometryRef() geometry.SetCoordinateDimension(2) newFeat.SetGeometry(geometry) newFeat.SetField("name", args['name']) if self.IsFieldSet(feat, "river_id"): newFeat.SetField("river_id", feat.GetField("river_id")) else: newFeat.SetField("river_id", self.river_id) if self.IsDoubleFieldSet(feat, "landkm"): newFeat.SetField("fedstate_km", feat.GetFieldAsDouble("landkm")) if self.IsDoubleFieldSet(feat, "km"): newFeat.SetField("km", feat.GetFieldAsDouble("km")) elif self.IsDoubleFieldSet(feat, "KM"): newFeat.SetField("km", feat.GetFieldAsDouble("KM")) else: return None return newFeat