view flys-backend/contrib/shpimporter/hws.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>
date Wed, 24 Oct 2012 14:34:35 +0200
parents 59ca5dab2782
children 37fa93f65971
line wrap: on
line source
import ogr

from importer import Importer

TABLE_NAME="hws"
PATH="Hydrologie/HW-Schutzanlagen"
NAME="HWS"


class HWS(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 == 2


    def isShapeRelevant(self, name, path):
        return True


    def createNewFeature(self, featureDef, feat, **args):
        newFeat  = ogr.Feature(featureDef)
        geometry = feat.GetGeometryRef()
        geometry.SetCoordinateDimension(2)

        newFeat.SetGeometry(geometry)

        if self.IsFieldSet(feat, "river_id"):
            newFeat.SetField("river_id", feat.GetField("river_id"))
        else:
            newFeat.SetField("river_id", self.river_id)

        if self.IsFieldSet(feat, "TYP"):
            newFeat.SetField("type", feat.GetField("TYP"))

        if self.IsFieldSet(feat, "Bauart"):
            newFeat.SetField("hws_facility", feat.GetField("Bauart"))

        if self.IsFieldSet(feat, "Name"):
            newFeat.SetField("name", feat.GetField("name"))
        else:
            newFeat.SetField("name", args['name'])

        return newFeat

http://dive4elements.wald.intevation.org