public List <PipeLineFac> GetTopoPipeLine()
{
if (this._tc == null)
{
return(null);
}
if (DF3DPipeCreateApp.App.PipeLib == null)
{
return(null);
}
IQueryFilter filter = null;
IFdeCursor o = null;
IRowBuffer r = null;
Dictionary <string, List <int> > dictionary = null;
Dictionary <string, FacClassReg> dictReg = null;
Dictionary <int, int> dictionary2 = null;
List <PipeLineFac> list = null;
try
{
IFeatureDataSet fds = DF3DPipeCreateApp.App.PipeLib.OpenFeatureDataset("DataSet_BIZ");
if (fds == null)
{
return(null);
}
IFeatureClass class2 = fds.OpenFeatureClass(this._tc.TopoTable);
if (class2 == null)
{
return(null);
}
filter = new QueryFilterClass
{
WhereClause = string.Format("(P_FacClass = '{0}' and PNode = {1}) or (E_FacClass = '{0}' and ENode = {1})", this._facClassReg.FeatureClassId, base._oid),
SubFields = "oid,A_FacClass,Edge,PNode,ENode"
};
int count = class2.GetCount(filter);
if (count == 0)
{
return(null);
}
dictionary = new Dictionary <string, List <int> >();
dictionary2 = new Dictionary <int, int>();
dictReg = new Dictionary <string, FacClassReg>();
o = class2.Search(filter, true);
while ((r = o.NextRow()) != null)
{
if (!r.IsNull(1) && !r.IsNull(2))
{
FacClassReg reg = GetFacClassReg(r.GetValue(1).ToString());
if (!dictionary.ContainsKey(reg.FacClassCode))
{
dictionary.Add(reg.FacClassCode, new List <int>());
dictReg.Add(reg.FacClassCode, reg);
}
dictionary[reg.FacClassCode].Add(Fac.GetInt(r, 2));
if (Fac.GetInt(r, 3) == this._oid)
{
dictionary2.Add(Fac.GetInt(r, 2), 0);
}
else
{
dictionary2.Add(Fac.GetInt(r, 2), 1);
}
}
}
if (dictionary.Count == 0)
{
return(null);
}
list = new List <PipeLineFac>();
foreach (KeyValuePair <string, List <int> > pair in dictionary)
{
FacClassReg reg = dictReg[pair.Key];
if (reg.FacilityType.Name == "PipeLine")
{
IFeatureClass class3 = reg.GetFeatureClass();
o = class3.GetRows(pair.Value.ToArray(), false);
while ((r = o.NextRow()) != null)
{
int index = r.FieldIndex("StyleId");
if (index == -1)
{
continue;
}
FacStyleClass style = GetFacStyleByID(r.GetValue(index).ToString());
if (style != null)
{
PipeLineFac line = new PipeLineFac(reg, style, r, this._tc);
line.Tag = dictionary2[line.FeatureId];
list.Add(line);
}
}
}
}
return(list);
}
catch (Exception ex)
{
return(null);
}
finally
{
if (o != null)
{
Marshal.ReleaseComObject(o);
o = null;
}
if (r != null)
{
Marshal.ReleaseComObject(r);
r = null;
}
}
}
