view flys-backend/contrib/shpimporter/crosssectiontracks.py @ 4362:17251b058bf1

ExtremeWQCurveGenerator: Reuse prerpareChartData, handle new extreme_wq_curve_base facet.
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 02 Nov 2012 12:09:50 +0100
parents 59ca5dab2782
children f1c01fecf194
line wrap: on
line source
import ogr

from importer import Importer

TABLE_NAME="cross_section_tracks"
PATH="Geodaesie/Querprofile"
NAME="Crosssections"


class CrosssectionTrack(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)
        newFeat.SetGeometry(feat.GetGeometryRef())
        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.IsFieldSet(feat, "KILOMETER"):
            newFeat.SetField("km", feat.GetFieldAsDouble("KILOMETER"))
        elif self.IsFieldSet(feat, "KM"):
            newFeat.SetField("km", feat.GetFieldAsDouble("KM"))
        elif self.IsFieldSet(feat, "STATION"):
            newFeat.SetField("km", feat.GetFieldAsDouble("STATION"))
        else:
            return None

        if self.IsFieldSet(feat, "ELEVATION"):
            newFeat.SetField("z", feat.GetFieldAsDouble("ELEVATION"))
        else:
            newFeat.SetField("z", 0)

        return newFeat

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