Create a new closest facility layer.
[C#]
///<summary>Create a new closest facility layer.</summary> /// ///<param name="networkDataset">An INetworkDataset interface that is the network dataset on which to perform the closest facility analysis.</param> /// ///<returns>An INALayer3 interface that is the newly created network analysis layer.</returns> public static ESRI.ArcGIS.NetworkAnalyst.INALayer3 CreateClosestFacilityLayer(ESRI.ArcGIS.Geodatabase.INetworkDataset networkDataset) { ESRI.ArcGIS.NetworkAnalyst.INAClosestFacilitySolver naClosesestFacilitySolver = new ESRI.ArcGIS.NetworkAnalyst.NAClosestFacilitySolverClass(); ESRI.ArcGIS.NetworkAnalyst.INASolver naSolver = naClosesestFacilitySolver as ESRI.ArcGIS.NetworkAnalyst.INASolver; ESRI.ArcGIS.Geodatabase.IDatasetComponent datasetComponent = networkDataset as ESRI.ArcGIS.Geodatabase.IDatasetComponent; // Dynamic Cast ESRI.ArcGIS.Geodatabase.IDENetworkDataset deNetworkDataset = datasetComponent.DataElement as ESRI.ArcGIS.Geodatabase.IDENetworkDataset; // Dynamic Cast ESRI.ArcGIS.NetworkAnalyst.INAContext naContext = naSolver.CreateContext(deNetworkDataset, naSolver.Name); ESRI.ArcGIS.NetworkAnalyst.INAContextEdit naContextEdit = naContext as ESRI.ArcGIS.NetworkAnalyst.INAContextEdit; // Dynamic Cast ESRI.ArcGIS.Geodatabase.IGPMessages gpMessages = new ESRI.ArcGIS.Geodatabase.GPMessagesClass(); naContextEdit.Bind(networkDataset, gpMessages); ESRI.ArcGIS.NetworkAnalyst.INALayer naLayer = naSolver.CreateLayer(naContext); ESRI.ArcGIS.NetworkAnalyst.INALayer3 naLayer3 = naLayer as ESRI.ArcGIS.NetworkAnalyst.INALayer3; // Dynamic Cast return naLayer3; }
[Visual Basic .NET]
'''<summary>Create a new closest facility layer.</summary> ''' '''<param name="networkDataset">An INetworkDataset interface that is the network dataset on which to perform the closest facility analysis.</param> ''' '''<returns>An INALayer3 interface that is the newly created network analysis layer.</returns> Public Shared Function CreateClosestFacilityLayer(ByVal networkDataset As ESRI.ArcGIS.Geodatabase.INetworkDataset) As ESRI.ArcGIS.NetworkAnalyst.INALayer3 Dim naClosesestFacilitySolver As ESRI.ArcGIS.NetworkAnalyst.INAClosestFacilitySolver = New ESRI.ArcGIS.NetworkAnalyst.NAClosestFacilitySolverClass Dim naSolver As ESRI.ArcGIS.NetworkAnalyst.INASolver = CType(naClosesestFacilitySolver, ESRI.ArcGIS.NetworkAnalyst.INASolver) ' Explicit Cast Dim datasetComponent As ESRI.ArcGIS.Geodatabase.IDatasetComponent = CType(networkDataset, ESRI.ArcGIS.Geodatabase.IDatasetComponent) ' Explicit Cast Dim deNetworkDataset As ESRI.ArcGIS.Geodatabase.IDENetworkDataset = CType(datasetComponent.DataElement, ESRI.ArcGIS.Geodatabase.IDENetworkDataset) ' Explicit Cast Dim naContext As ESRI.ArcGIS.NetworkAnalyst.INAContext = naSolver.CreateContext(deNetworkDataset, naSolver.Name) Dim naContextEdit As ESRI.ArcGIS.NetworkAnalyst.INAContextEdit = CType(naContext, ESRI.ArcGIS.NetworkAnalyst.INAContextEdit) ' Explicit Cast Dim gpMessages As ESRI.ArcGIS.Geodatabase.IGPMessages = New ESRI.ArcGIS.Geodatabase.GPMessagesClass naContextEdit.Bind(networkDataset, gpMessages) Dim naLayer As ESRI.ArcGIS.NetworkAnalyst.INALayer = naSolver.CreateLayer(naContext) Dim naLayer3 As ESRI.ArcGIS.NetworkAnalyst.INALayer3 = CType(naLayer, ESRI.ArcGIS.NetworkAnalyst.INALayer3) ' Explicit Cast Return naLayer3 End Function