private IList <IFeature> SplitNetworkEdge(IFeature edgeFeature,
IList <IGeometry> newGeometries)
{
IList <IFeature> cutResultFeatures;
Assert.AreEqual(1, newGeometries.Count,
"Unexpected number of split geometries. Edge features require split point geometries.");
IGeometry splitPoints = newGeometries[0];
if (splitPoints.IsEmpty)
{
cutResultFeatures = new List <IFeature>(0);
}
else
{
NotifySplittingObservers(edgeFeature, new List <IFeature>(0));
IList <IFeature> connectedEdges =
Assert.NotNull(_networkFeatureCutter)
.SplitNetworkEdge(edgeFeature, (IPointCollection)splitPoints);
InsertedFeaturesByOriginal.Add(
new KeyValuePair <IFeature, IList <IFeature> >(
edgeFeature,
connectedEdges.Where(feature => feature != edgeFeature).ToList()));
cutResultFeatures = connectedEdges;
foreach (IFeature resultFeature in cutResultFeatures)
{
ResultFeatures.Add(resultFeature);
}
}
return(cutResultFeatures);
}
private IList <IFeature> StoreGeometries(
[NotNull] ICollection <IGeometry> newGeometries,
[NotNull] IFeature originalFeature,
[NotNull] IGeometry geometryToStoreInOriginal,
[CanBeNull] ITrackCancel trackCancel)
{
var storedFeatures = new List <IFeature>(newGeometries.Count + 1);
if (trackCancel != null && !trackCancel.Continue())
{
return(storedFeatures);
}
// store the update
IFeature stored = AssignGeometryToFeature(geometryToStoreInOriginal,
originalFeature,
false);
if (stored != null)
{
storedFeatures.Add(stored);
}
// store other new geometries as inserts
foreach (IGeometry modifyGeometry in
newGeometries.Where(polycurve => polycurve != geometryToStoreInOriginal))
{
if (trackCancel != null && !trackCancel.Continue())
{
return(storedFeatures);
}
IFeature newFeature =
AssignGeometryToFeature(modifyGeometry, originalFeature, true);
if (newFeature != null)
{
storedFeatures.Add(newFeature);
}
}
var inserts = new List <IFeature>(newGeometries.Count);
foreach (IFeature storedFeature in storedFeatures)
{
ResultFeatures.Add(storedFeature);
if (storedFeature != originalFeature)
{
inserts.Add(storedFeature);
}
}
NotifySplittingObservers(originalFeature, inserts);
foreach (IFeature feature in storedFeatures)
{
feature.Store();
}
InsertedFeaturesByOriginal.Add(
new KeyValuePair <IFeature, IList <IFeature> >(originalFeature, inserts));
return(storedFeatures);
}