def __init__(self, zones, zoneIDFld, method, location, **kwargs):
zones = common.toFeatureClass(common.checkFile(zones))
if not location:
location = common.location(zones)
Converter.__init__(self, location, **kwargs)
self.zones = zones
self.zoneMapper = ODFieldMapper(self.zones)
self.zoneMapper.addIDField(zoneIDFld, [common.NEIGH_FROM_FLD, common.NEIGH_TO_FLD], transfer=True)
self.method = method
self.tmpTable = self.tablePath(self.TABLE_FILE_NAME)
self.swmFile = self.folderPath(self.SWM_FILE_NAME)
common.overwrite(True)
TMP_CIRCPTS = 'tmp_circ'
TMP_ALLPOLY = 'tmp_voroall'
with common.runtool(7) as parameters:
common.progress('parsing attributes')
## GET AND PREPARE THE ATTRIBUTES
# obtained from the tool input
points, ptsIDFld, weightFld, normStr, transferFldsStr, tolerStr, outPath = parameters
location, outName = os.path.split(outPath)
normalization = math.sqrt(common.toFloat(normStr, 'normalization value') / math.pi)
tolerance = common.toFloat(tolerStr, 'positional tolerance value')
transferFlds = common.parseFields(transferFldsStr)
common.progress('creating weighting layer')
common.overwrite(True)
circLayer = common.createFeatureClass(os.path.join(location, TMP_CIRCPTS), crs=points)
inShpFld = arcpy.Describe(points).ShapeFieldName
circShapeFld = arcpy.Describe(circLayer).ShapeFieldName
arcpy.AddField_management(circLayer, ptsIDFld, common.outTypeOfField(points, ptsIDFld))
inCount = common.count(points)
common.progress('opening weighting layer')
inCur = arcpy.SearchCursor(points)
outCur = arcpy.InsertCursor(circLayer)
prog = common.progressor('weighting points', inCount)
pi2 = 2 * math.pi
for inRow in inCur:
# load input geometry
pt = inRow.getValue(inShpFld).getPart(0)
id = inRow.getValue(ptsIDFld)