private void WireEvents()
{
try
{
if (m_naWindowEventSource != null)
{
UnWireEvents();
}
m_naWindowEventSource = ((m_nax != null) ? m_nax.NAWindow : null) as INAWindow;
if (m_naWindowEventSource == null)
{
return;
}
//Create an instance of the delegate, add it to OnActiveAnalysisChanged event
m_ActiveAnalysisChanged = new ESRI.ArcGIS.NetworkAnalystUI.INAWindowEvents_OnActiveAnalysisChangedEventHandler(OnActiveAnalysisChanged);
((ESRI.ArcGIS.NetworkAnalystUI.INAWindowEvents_Event)(m_naWindowEventSource)).OnActiveAnalysisChanged += m_ActiveAnalysisChanged;
WireSelectionEvent();
WireGraphicsEvents();
}
catch (Exception ex)
{
string msg = SubsetHelperUI.GetFullExceptionMessage(ex);
MessageBox.Show(msg, "Wire Events");
}
}
/// <summary>
/// Occurs when this command is created
/// </summary>
/// <param name="hook">Instance of the application</param>
public override void OnCreate(object hook)
{
if (hook == null)
{
return;
}
m_application = hook as IApplication;
m_nax = null;
m_naWindowEventSource = null;
m_mapEventSource = null;
m_graphicsEventSource = null;
m_nax = SubsetHelperUI.GetNAXConfiguration(m_application) as INetworkAnalystExtension;
}
private void UnWireEvents()
{
try
{
if (m_naWindowEventSource == null)
{
return;
}
UnWireSelectionEvent();
UnWireGraphicsEvents();
((ESRI.ArcGIS.NetworkAnalystUI.INAWindowEvents_Event)(m_naWindowEventSource)).OnActiveAnalysisChanged -= m_ActiveAnalysisChanged;
m_naWindowEventSource = null;
}
catch (Exception ex)
{
string msg = SubsetHelperUI.GetFullExceptionMessage(ex);
MessageBox.Show(msg, "UnWire Events");
}
}
private void UpdateGraphicsEIDArrayParameterValues()
{
IGraphicsContainer graphics = ActiveGraphics;
if (graphics == null)
{
return;
}
INAWindow naWindow = m_nax.NAWindow;
INALayer naLayer = null;
INAContext naContext = null;
INetworkDataset nds = null;
naLayer = naWindow.ActiveAnalysis;
if (naLayer != null)
{
naContext = naLayer.Context;
}
if (naContext != null)
{
nds = naContext.NetworkDataset;
}
if (nds == null)
{
return;
}
string baseName = SubsetHelperUI.GraphicsEIDArrayBaseName;
VarType vt = SubsetHelperUI.GetEIDArrayParameterType();
List <string> sourceNames = SubsetHelperUI.FindParameterizedSourceNames(nds, baseName, vt);
IGeometry searchGeometry = SubsetHelperUI.GetSearchGeometryFromGraphics(graphics);
SubsetHelperUI.UpdateEIDArrayParameterValuesFromGeometry(m_nax, searchGeometry, baseName);
}
private void UpdateSelectionEIDArrayParameterValues()
{
IMap map = ActiveMap;
if (map == null)
{
return;
}
INAWindow naWindow = m_nax.NAWindow;
INALayer naLayer = null;
INAContext naContext = null;
INetworkDataset nds = null;
naLayer = naWindow.ActiveAnalysis;
if (naLayer != null)
{
naContext = naLayer.Context;
}
if (naContext != null)
{
nds = naContext.NetworkDataset;
}
if (nds == null)
{
return;
}
string baseName = SubsetHelperUI.SelectionEIDArrayBaseName;
VarType vt = SubsetHelperUI.GetEIDArrayParameterType();
List <string> sourceNames = SubsetHelperUI.FindParameterizedSourceNames(nds, baseName, vt);
Dictionary <string, ILongArray> oidArraysBySourceName = SubsetHelperUI.GetOIDArraysBySourceNameFromMapSelection(map, sourceNames);
SubsetHelperUI.UpdateEIDArrayParameterValuesFromOIDArrays(m_nax, oidArraysBySourceName, baseName);
}
public static void ClearEIDArrayParameterValues(INetworkAnalystExtension nax, string baseName)
{
try
{
INAWindow naWindow = nax.NAWindow;
INALayer naLayer = null;
INAContext naContext = null;
INetworkDataset nds = null;
naLayer = naWindow.ActiveAnalysis;
if (naLayer != null)
{
naContext = naLayer.Context;
}
if (naContext != null)
{
nds = naContext.NetworkDataset;
}
if (nds == null)
{
return;
}
VarType vt = SubsetHelperUI.GetEIDArrayParameterType();
List <string> sourceNames = SubsetHelperUI.FindParameterizedSourceNames(nds, baseName, vt);
SubsetHelperUI.ClearEIDArrayParameterValues(nax, sourceNames, baseName);
SubsetHelperUI.PushParameterValuesToNetwork(nax);
}
catch (Exception ex)
{
string msg = SubsetHelperUI.GetFullExceptionMessage(ex);
MessageBox.Show(msg, "Clear Network Element Array Parameters");
}
}
public static void PushParameterValuesToNetwork(INetworkAnalystExtension nax)
{
try
{
if (nax == null)
{
return;
}
bool naxEnabled = false;
IExtensionConfig naxConfig = nax as IExtensionConfig;
naxEnabled = naxConfig.State == esriExtensionState.esriESEnabled;
if (!naxEnabled)
{
return;
}
INAWindow naWindow = nax.NAWindow;
INALayer naLayer = null;
INAContext naContext = null;
INetworkDataset nds = null;
naLayer = naWindow.ActiveAnalysis;
if (naLayer != null)
{
naContext = naLayer.Context;
}
if (naContext != null)
{
nds = naContext.NetworkDataset;
}
if (nds == null)
{
return;
}
IDatasetComponent dsComponent = nds as IDatasetComponent;
IDENetworkDataset deNet = dsComponent.DataElement as IDENetworkDataset;
INASolver naSolver = naContext.Solver;
INASolverSettings2 naSolverSettings2 = naSolver as INASolverSettings2;
if (naSolverSettings2 == null)
{
return;
}
INetworkAttribute2 netAttribute;
string attributeName;
IArray netParameters;
INetworkAttributeParameter netParameter;
string paramName;
int cParameters;
object paramValue;
int cAttributes = nds.AttributeCount;
for (int a = 0; a < cAttributes; ++a)
{
netAttribute = nds.get_Attribute(a) as INetworkAttribute2;
attributeName = netAttribute.Name;
netParameters = netAttribute.Parameters;
cParameters = netParameters.Count;
for (int p = 0; p < cParameters; ++p)
{
netParameter = netParameters.get_Element(p) as INetworkAttributeParameter;
paramName = netParameter.Name;
paramValue = naSolverSettings2.get_AttributeParameterValue(attributeName, paramName);
netParameter.Value = paramValue;
}
netAttribute.Refresh();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Push Parameter Values To Network");
}
}
private static Dictionary <string, List <int> > GetEIDListsBySourceName(INetworkAnalystExtension nax, object searchObject, string baseName)
{
if (nax == null)
{
return(null);
}
bool naxEnabled = false;
IExtensionConfig naxConfig = nax as IExtensionConfig;
naxEnabled = naxConfig.State == esriExtensionState.esriESEnabled;
if (!naxEnabled)
{
return(null);
}
INAWindow naWindow = nax.NAWindow;
INALayer naLayer = null;
INAContext naContext = null;
INetworkDataset nds = null;
naLayer = naWindow.ActiveAnalysis;
if (naLayer != null)
{
naContext = naLayer.Context;
}
if (naContext != null)
{
nds = naContext.NetworkDataset;
}
INetworkQuery netQuery = nds as INetworkQuery;
if (netQuery == null)
{
return(null);
}
bool oidSearch = false;
bool geometrySearch = false;
if (searchObject == null)
{
return(null);
}
else if (searchObject is Dictionary <string, ILongArray> )
{
oidSearch = true;
}
else if (searchObject is IGeometry)
{
geometrySearch = true;
}
else
{
return(null);
}
VarType vt = GetEIDArrayParameterType();
List <string> sourceNames = FindParameterizedSourceNames(nds, baseName, vt);
Dictionary <string, List <int> > eidsBySourceName = new Dictionary <string, List <int> >();
foreach (string sourceName in sourceNames)
{
INetworkSource netSource = nds.get_SourceByName(sourceName);
int sourceID = netSource.ID;
List <int> eids = new List <int>();
if (oidSearch)
{
Dictionary <string, ILongArray> oidArraysBySourceName = (Dictionary <string, ILongArray>)searchObject;
ILongArray oids = null;
IEnumNetworkElement enumNetElement;
INetworkElement netElement;
if (oidArraysBySourceName.TryGetValue(sourceName, out oids))
{
enumNetElement = netQuery.get_ElementsByOIDs(sourceID, oids);
enumNetElement.Reset();
netElement = enumNetElement.Next();
while (netElement != null)
{
eids.Add(netElement.EID);
netElement = enumNetElement.Next();
}
}
}
else if (geometrySearch)
{
IGeometry searchGeometry = (IGeometry)searchObject;
if (searchGeometry != null && !searchGeometry.IsEmpty)
{
IGeometry elementGeometry = null;
esriNetworkElementType elementType = esriNetworkElementType.esriNETEdge;
int eid = -1;
// Search for the network dataset layer associated with the active analysis layer or create one using the
// network dataset if matching one not found.
// If, for example, multiple network dataset layers are added to the map, the active analysis layer
// might not reference the current network dataset layer (nax.CurrentNetworkLayer).
INetworkLayer ndsLayer = new NetworkLayerClass();
ndsLayer.NetworkDataset = nds;
int count = nax.NetworkLayerCount;
for (int i = 0; i < count; ++i)
{
ndsLayer = nax.get_NetworkLayer(i);
if (ndsLayer.NetworkDataset == nds)
{
break;
}
else
{
ndsLayer = null;
}
}
if (ndsLayer == null)
{
ndsLayer = new NetworkLayerClass();
ndsLayer.NetworkDataset = nds;
}
IEnumLocatedNetworkElement enumLocatedNetElement = null;
if (ndsLayer != null)
{
enumLocatedNetElement = ndsLayer.SearchLocatedNetworkElements(sourceName, searchGeometry);
enumLocatedNetElement.Reset();
eid = enumLocatedNetElement.Next(ref elementGeometry, ref elementType);
while (eid != -1)
{
eids.Add(eid);
eid = enumLocatedNetElement.Next(ref elementGeometry, ref elementType);
}
}
}
}
eidsBySourceName.Add(sourceName, eids);
}
return(eidsBySourceName);
}
public static void UpdateEIDArrayParameterValuesFromEIDLists(INetworkAnalystExtension nax, Dictionary <string, List <int> > eidsBySourceName, string baseName)
{
if (nax == null)
{
return;
}
bool naxEnabled = false;
IExtensionConfig naxConfig = nax as IExtensionConfig;
naxEnabled = naxConfig.State == esriExtensionState.esriESEnabled;
if (!naxEnabled)
{
return;
}
INAWindow naWindow = nax.NAWindow;
INALayer naLayer = null;
INAContext naContext = null;
INetworkDataset nds = null;
naLayer = naWindow.ActiveAnalysis;
if (naLayer != null)
{
naContext = naLayer.Context;
}
if (naContext != null)
{
nds = naContext.NetworkDataset;
}
if (nds == null)
{
return;
}
IDatasetComponent dsComponent = nds as IDatasetComponent;
IDENetworkDataset deNet = dsComponent.DataElement as IDENetworkDataset;
INASolver naSolver = naContext.Solver;
INASolverSettings2 naSolverSettings2 = naSolver as INASolverSettings2;
if (naSolverSettings2 == null)
{
return;
}
string prefix = GetEIDArrayPrefixFromBaseName(baseName);
VarType vt = GetEIDArrayParameterType();
int cAttributes = nds.AttributeCount;
for (int a = 0; a < cAttributes; ++a)
{
INetworkAttribute2 netAttribute = nds.get_Attribute(a) as INetworkAttribute2;
IArray netParams = netAttribute.Parameters;
int cParams = netParams.Count;
object paramValue;
for (int p = 0; p < cParams; ++p)
{
INetworkAttributeParameter param = netParams.get_Element(p) as INetworkAttributeParameter;
if (param.VarType != (int)vt)
{
continue;
}
string paramName = param.Name;
string sourceName = GetSourceNameFromParameterName(prefix, paramName);
if (sourceName.Length == 0)
{
continue;
}
List <int> eids = null;
if (eidsBySourceName.TryGetValue(sourceName, out eids))
{
if (eids != null)
{
if (eids.Count == 0)
{
eids = null;
}
}
}
paramValue = (eids != null) ? eids.ToArray() : null;
naSolverSettings2.set_AttributeParameterValue(netAttribute.Name, param.Name, paramValue);
}
}
}
private void UnWireEvents()
{
try
{
if (m_naWindowEventSource == null)
return;
UnWireSelectionEvent();
UnWireGraphicsEvents();
((ESRI.ArcGIS.NetworkAnalystUI.INAWindowEvents_Event)(m_naWindowEventSource)).OnActiveAnalysisChanged -= m_ActiveAnalysisChanged;
m_naWindowEventSource = null;
}
catch (Exception ex)
{
string msg = SubsetHelperUI.GetFullExceptionMessage(ex);
MessageBox.Show(msg, "UnWire Events");
}
}
private void WireEvents()
{
try
{
if (m_naWindowEventSource != null)
UnWireEvents();
m_naWindowEventSource = ((m_nax != null) ? m_nax.NAWindow : null) as INAWindow;
if (m_naWindowEventSource == null)
return;
//Create an instance of the delegate, add it to OnActiveAnalysisChanged event
m_ActiveAnalysisChanged = new ESRI.ArcGIS.NetworkAnalystUI.INAWindowEvents_OnActiveAnalysisChangedEventHandler(OnActiveAnalysisChanged);
((ESRI.ArcGIS.NetworkAnalystUI.INAWindowEvents_Event)(m_naWindowEventSource)).OnActiveAnalysisChanged += m_ActiveAnalysisChanged;
WireSelectionEvent();
WireGraphicsEvents();
}
catch (Exception ex)
{
string msg = SubsetHelperUI.GetFullExceptionMessage(ex);
MessageBox.Show(msg, "Wire Events");
}
}
/// <summary>
/// Occurs when this command is created
/// </summary>
/// <param name="hook">Instance of the application</param>
public override void OnCreate(object hook)
{
if (hook == null)
return;
m_application = hook as IApplication;
m_nax = null;
m_naWindowEventSource = null;
m_mapEventSource = null;
m_graphicsEventSource = null;
m_nax = SubsetHelperUI.GetNAXConfiguration(m_application) as INetworkAnalystExtension;
}
