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ET GeoWizards Scripting

Spider Diagram
(Go to the main page of the function)

Creates a polyline feature class representing the shortest distance between centers (point dataset) and Destinations (Point, Polyline or Polygon datasets). The Destinations are allocated to the closest Center. 

Syntax    

Dim ET As  New ETGW_Core
Set variable =  ET.SpiderDiagram(pCentersFeatureClass, pDestinationsFeatureClass, _
                                                sOutFileName, dCutOffDistance,
pOutSef, sMessage)

The PointDistance method syntax has the following object qualifier and arguments:

Part Description
variable An IFeatureClass object
pCentersFeatureClass Required. An IFeatureClass object (Must be a point feature class)
pDestinationsFeatureClass Required. An IFeatureClass object (Point, Polyline or Polygon  feature class). 
sOutFileName Required. A String - the full name of the output feature class (A feature class with the same full name should not exist)
dCutOffDistance Required. A Double representing  the maximum distance between a Center and a Destination to be used. Destinations that a further than this distance from any Center will not be assigned to a Center
pOutSef Required. A Spatial reference object which distance unit will be used for calculation.
sMessage Optional. In a case of failure -  description of the cause. If the functions completes with success an empty string will be returned. 

Example