/// <summary>
/// If NetworkDiagram exists, fill the lists of DiagramElements, with the selection
/// If there is no selection and GetSelection is true, get all DiagramElements in diagram
/// </summary>
/// <param name="GetAllElements">Get all DiagramElements in diagram</param>
/// <param name="GetSelection">Get only DiagramElements in selection, if exist, if not get all</param>
/// <returns>NetworkDiagram exists</returns>
internal static bool IsDiagramUsable(bool GetAllElements = false, bool GetSelection = false)
{
if (GlobalDiagram == null)
{
GetParameters(MapView.Active.Map);
}
if (GlobalDiagram == null)
{
return(false);
}
if (GlobalGeodatabase.HasEdits())
{
return(false);
}
if (GetAllElements == false && GetSelection == false)
{
return(true);
}
if (GetSelection)
{
GlobalSelectedJunctionIDs = new List <long>();
GlobalSelectedContainerIDs = new List <long>();
GlobalSelectedEdgeIDs = new List <long>();
GlobalMapSelection = MapView.Active.Map.GetSelection();
foreach (var v in GlobalMapSelection)
{
FeatureLayer layer = v.Key as FeatureLayer;
if (layer.ShapeType == esriGeometryType.esriGeometryPoint)
{
foreach (var id in v.Value)
{
GlobalSelectedJunctionIDs.Add(id);
}
}
else if (layer.ShapeType == esriGeometryType.esriGeometryPolygon)
{
foreach (var id in v.Value)
{
GlobalSelectedContainerIDs.Add(id);
}
}
else
{
foreach (var id in v.Value)
{
GlobalSelectedEdgeIDs.Add(id);
}
}
}
}
else
{
GlobalMapSelection = null;
}
DiagramElementQueryResult deqr;
try
{
if (GetAllElements || (GlobalSelectedContainerIDs.Count + GlobalSelectedEdgeIDs.Count + GlobalSelectedJunctionIDs.Count == 0))
{
DiagramElementQueryByElementTypes query = new DiagramElementQueryByElementTypes
{
QueryDiagramContainerElement = true,
QueryDiagramEdgeElement = true,
QueryDiagramJunctionElement = true
};
deqr = GlobalDiagram.QueryDiagramElements(query);
}
else
{
DiagramElementQueryByObjectIDs query1 = new DiagramElementQueryByObjectIDs
{
AddConnected = true,
AddContents = true,
ContainerObjectIDs = GlobalSelectedContainerIDs,
JunctionObjectIDs = GlobalSelectedJunctionIDs,
EdgeObjectIDs = GlobalSelectedEdgeIDs
};
deqr = GlobalDiagram.QueryDiagramElements(query1);
}
}
catch (Exception ex)
{
ShowException(exception: ex);
return(false);
}
GlobalDiagramJunctionElements = deqr.DiagramJunctionElements.ToList();
GlobalDiagramEdgeElements = deqr.DiagramEdgeElements.ToList();
GlobalDiagramContainerElements = deqr.DiagramContainerElements.ToList();
return(true);
}
/// <summary>
/// Set Global fields
/// </summary>
/// <param name="map">Diagram Layer</param>
internal static void GetParameters(Map map)
{
if (map == null)
{
CleanModule();
return;
}
if (GlobalActiveMapName != map.Name || GlobalDiagram == null || GlobalDiagramLayer == null)
{
GlobalActiveMap = map;
GlobalActiveMapName = GlobalActiveMap.Name;
GlobalDiagramLayer = GetDiagramLayerFromMap(map);
if (GlobalDiagramLayer == null)
{
CleanModule();
}
else
{
QueuedTask.Run(() =>
{
try
{
GlobalDiagram = GlobalDiagramLayer.GetNetworkDiagram();
}
catch
{
GlobalDiagram = null;
}
try
{
if (GlobalDiagram != null)
{
GlobalDiagramManager = GlobalDiagram.DiagramManager;
GlobalUtilityNetwork = GlobalDiagramManager.GetNetwork <UtilityNetwork>();
GlobalGeodatabase = GlobalUtilityNetwork.GetDatastore() as Geodatabase;
NetworkDiagramInfo networkDiagramInfo = GlobalDiagram.GetDiagramInfo();
if (networkDiagramInfo == null)
{
GlobalIsSystem = false;
GlobalEnvelope = null;
GlobalIsStored = false;
GlobalContainerMargin = 0.5;
}
else
{
GlobalIsSystem = networkDiagramInfo.IsSystem;
GlobalEnvelope = networkDiagramInfo.DiagramExtent;
GlobalIsStored = networkDiagramInfo.IsStored;
GlobalContainerMargin = networkDiagramInfo.ContainerMargin;
}
GlobalTypeGeo = GlobalGeodatabase.GetGeodatabaseType();
if (GlobalTypeGeo == GeodatabaseType.Service)
{
VersionManager vm = GlobalGeodatabase.GetVersionManager();
if (vm != null)
{
GlobalIsVersioned = (vm.GetCurrentVersion() != null);
}
else
{
GlobalIsVersioned = false;
}
}
else
{
GlobalIsVersioned = false;
}
}
else
{
GlobalDiagramLayer = null;
}
CleanSelections();
}
catch (Exception ex)
{
ShowException(exception: ex);
CleanModule();
}
});
}
}
}
