public void TestIdentifyUninitializedStreamSegment()
{
//Arrange
NetworkContext ctx = new NetworkContext("Hydro", new List <string>()
{
"FlowlineMerge"
}, new List <string>()
{
"Hydro_Net_Junctions", "Barriers"
});
ctx.LoadGeometricNetwork(GN_Path, null, null);
//Get FlowDir index
IFeatureClass fc = ctx.GetEdgeFeatureClassByAliasName("FlowlineMerge");
int idx = AOUtilities.GetFieldIndexByName(fc, "FlowDir");
IPoint pnt = new PointClass()
{
X = -85.04465103149414,
Y = 43.27143070627271
};
IGeometryArray pntArr = new GeometryArrayClass();
pntArr.Add(pnt);
IGeometryArray geomArr = AOUtilities.TransfromGeometriesFrom2(4326, 4269, pntArr);
IPoint pnt1 = geomArr.get_Element(0) as IPoint;
//Act
StartFlagEdge flag = NetworkHelper.GetStartFlagEdge(ctx, pnt1.X, pnt1.Y, 200, 5, "FlowlineMerge", idx, "0", null);
//Assert
Assert.IsNull(flag);
}
public void ConstrcutStartEdge()
{
//Arrange
NetworkContext ctx = new NetworkContext("Hydro", new List <string>()
{
"FlowlineMerge"
}, new List <string>()
{
"Hydro_Net_Junctions", "Barriers"
});
ctx.LoadGeometricNetwork(GN_Path, null, null);
//Flag
IPoint pnt = new PointClass();
pnt.X = -86.291;
pnt.Y = 43.941;
IFeatureClass fc = ctx.GetEdgeFeatureClassByAliasName("FlowlineMerge");
int idx = AOUtilities.GetFieldIndexByName(fc, "FlowDir");
//Act
StartFlagEdge flag = NetworkHelper.GetStartFlagEdge(ctx, -86.291, 43.941, 100, 5, "FlowlineMerge", idx, "0", null);
//Assert
Assert.IsNotNull(flag);
Assert.IsTrue(flag.FeatureID == 1927894);
}
private void LoadNetwork(IPropertySet props)
{
if (null != props.GetProperty("NetworkName"))
{
m_networkName = props.GetProperty("NetworkName") as string;
}
else
{
throw new ArgumentNullException("NetworkName is unspecified.");
}
if (null == props.GetProperty("MaxFeatureCount") || false == int.TryParse(props.GetProperty("MaxFeatureCount") as string, out this.m_maxFeatureCount))
{
this.m_maxFeatureCount = 5000;
}
this.m_outputFields = new List <string>()
{
"Shape_Length"
};
this.m_networkContext = new NetworkContext(m_networkName, new List <string>()
{
FlowLineName
}, new List <string>()
{
JunctionName, BarrierJunctionName
});
this.m_networkContext.LoadGeometricNetwork(null, this.serverObjectHelper, this.logger);
this.m_isReady = this.m_networkContext.IsNetworkLoaded;
if (this.m_isReady)
{
this.m_disabledFeatureClassIDs = new List <int>()
{
this.m_networkContext.GetJunctionFeatureClassIdByAliasName(BarrierJunctionName).FeatureClassID
};
IFeatureClass flowlineFeatureClass = this.m_networkContext.GetEdgeFeatureClassByAliasName(FlowLineName);
ISpatialReference srs = AOUtilities.GetFeatureClassSpatialReference(flowlineFeatureClass, false);
if (null != srs)
{
this.m_networkEPSG = srs.FactoryCode;
}
else
{
this.m_isReady = false;
}
this.m_flowDirFieldIndex = AOUtilities.GetFieldIndexByName(flowlineFeatureClass, "FlowDir");
if (this.m_flowDirFieldIndex < 0)
{
this.m_isReady = false;
}
}
}
public void TestGetFieldIndexAndValues()
{
//Arrange
NetworkContext ctx = new NetworkContext("Hydro", new List <string>()
{
"FlowlineMerge"
}, new List <string>()
{
"Hydro_Net_Junctions", "Barriers"
});
ctx.LoadGeometricNetwork(GN_Path, null, null);
IFeatureClass fc = ctx.GetEdgeFeatureClassByAliasName("FlowlineMerge");
//Act
int idx = AOUtilities.GetFieldIndexByName(fc, "FlowDir");
Dictionary <string, Tuple <int, esriFieldType> > fldDict = AOUtilities.GetFieldIndexes(fc);
//Assert
Assert.IsTrue(idx >= 0);
Assert.IsNotNull(fldDict);
Assert.IsTrue(idx == fldDict["FlowDir"].Item1);
}
public void TraceStream()
{
//Arrange
NetworkContext ctx = new NetworkContext("Hydro", new List <string>()
{
"FlowlineMerge"
}, new List <string>()
{
"Hydro_Net_Junctions", "Barriers"
});
ctx.LoadGeometricNetwork(GN_Path, null, null);
//Flag
IFeatureClass fc = ctx.GetEdgeFeatureClassByAliasName("FlowlineMerge");
int idx = AOUtilities.GetFieldIndexByName(fc, "FlowDir");
StartFlagEdge flag = NetworkHelper.GetStartFlagEdge(ctx, -85.062153, 44.003813, 1000, 5, "FlowlineMerge", idx, "0", null);
//All Existing Barriers
List <int> fcid = new List <int>()
{
ctx.GetJunctionFeatureClassIdByAliasName("Barriers").FeatureClassID
};
//Virtual Barriers
IPoint pnt = new PointClass();
pnt.X = -85.021764;
pnt.Y = 44.122331;
IPoint pnt1 = new PointClass();
pnt1.X = -84.974754;
pnt1.Y = 44.162720;
IPoint pnt2 = new PointClass();
pnt2.X = -84.896625;
pnt2.Y = 44.128;
List <IPoint> pnts = new List <IPoint>()
{
pnt, pnt1, pnt2
};
StopperJunctions stoppers1 = NetworkHelper.GetStoppers(ctx, pnts, true, 1000, 5, "FlowlineMerge", "Hydro_Net_Junctions", null);
//Act
//Do upstream first
List <int> ftrList = AOUtilities.StreamTrace(ctx.GeometricNetwork, flag, fcid, stoppers1, true, 1000, null);
//Assert
Assert.IsNotNull(ftrList);
List <string> ids = new List <string>();
foreach (var ftr in ftrList)
{
ids.Add(ftr.ToString());
}
//System.Diagnostics.Debug.WriteLine(string.Join(",", ids.ToArray()));
//Act
//Do upstream again without stoppers to test if the previous setting is gone
ftrList = AOUtilities.StreamTrace(ctx.GeometricNetwork, flag, fcid, null, true, 1000, null);
//Assert
Assert.IsNotNull(ftrList);
ids = new List <string>();
foreach (var ftr in ftrList)
{
ids.Add(ftr.ToString());
}
//System.Diagnostics.Debug.WriteLine(string.Join(",", ids.ToArray()));
//Act
//downstream
ftrList = AOUtilities.StreamTrace(ctx.GeometricNetwork, flag, fcid, null, false, 1000, null);
//Assert
Assert.IsNotNull(ftrList);
ids = new List <string>();
foreach (var ftr in ftrList)
{
ids.Add(ftr.ToString());
}
//System.Diagnostics.Debug.WriteLine(string.Join(",", ids.ToArray()));
IRecordSet records = AOUtilities.GetRecordSetFromFeatureClass(ctx.GetEdgeFeatureClassByAliasName("FlowlineMerge"), ftrList, new List <string>()
{
"Shape_Length"
}, 3857);
Assert.IsNotNull(records);
//How to update a feature
//http://help.arcgis.com/en/sdk/10.0/arcobjects_net/conceptualhelp/index.html#/d/0001000002rs000000.htm
/*ICursor ftrCursor = records.get_Cursor(true);
* try
* {
* IRow row = ftrCursor.NextRow();
* IFeature ftr = row as IFeature;
* esriFeatureType type = ftr.FeatureType;
* esriGeometryType t1 = ftr.Shape.GeometryType;
*
* IRow row1 = ftrCursor.NextRow();
* IFeature ftr1 = row as IFeature;
*
* ftr.Shape = ftr1.ShapeCopy;
* }
* catch(Exception e)
* {
* string err = e.Message;
* }
* finally
* {
* AOUtilities.ReleaseCOMObj(ftrCursor);
* }*/
JsonObject json = new JsonObject(System.Text.Encoding.UTF8.GetString(Conversion.ToJson(records)));
Assert.IsNotNull(json);
//System.Diagnostics.Debug.WriteLine(json.ToJson());
}
