/// <summary>
/// Creates a new single edge update definition
/// </summary>
/// <param name="myCommentUpdate">A comment for the graphelemen</param>
/// <param name="myUpdatedStructuredProperties">The structured properties</param>
/// <param name="myUpdatedUnstructuredProperties">The unstructured properties</param>
/// <param name="myUpdatedVector">Defines the single edge that should be updated</param>
public SingleEdgeUpdateDefinition(
VertexInformation mySourceVertex,
VertexInformation myTargetVertex,
long myEdgeTypeID,
String myCommentUpdate = null,
StructuredPropertiesUpdate myUpdatedStructuredProperties = null,
UnstructuredPropertiesUpdate myUpdatedUnstructuredProperties = null)
: base(myCommentUpdate, myUpdatedStructuredProperties, myUpdatedUnstructuredProperties)
{
SourceVertex = mySourceVertex;
TargetVertex = myTargetVertex;
EdgeTypeID = myEdgeTypeID;
}
TryCalculateVertexInformations
(
IGraph oGraphClone,
BackgroundWorker oBackgroundWorker,
out Dictionary<IVertex, VertexInformation> oVertexInformations
)
{
Debug.Assert(oGraphClone != null);
Debug.Assert(oBackgroundWorker != null);
AssertValid();
Int32 iCalculationsCompleted = 0;
IVertexCollection oVertices = oGraphClone.Vertices;
Int32 iVertices = oVertices.Count;
oVertexInformations =
new Dictionary<IVertex, VertexInformation>(iVertices);
foreach (IVertex oVertex in oVertices)
{
if ( CancellationPending(oBackgroundWorker, iCalculationsCompleted,
iVertices, "Calculating vertex areas.") )
{
return (false);
}
VertexDrawingHistory oVertexDrawingHistory;
if ( !DrawerBase.TryGetVertexDrawingHistory(oVertex,
out oVertexDrawingHistory) )
{
Debug.Assert(false);
}
Geometry oBounds = oVertexDrawingHistory.GetBounds();
WpfGraphicsUtil.FreezeIfFreezable(oBounds);
VertexInformation oVertexInformation = new VertexInformation();
oVertexInformation.Bounds = oBounds;
oVertexInformation.Area = GetArea(oBounds);
oVertexInformations.Add(oVertex, oVertexInformation);
iCalculationsCompleted++;
}
return (true);
}
/// <summary>
/// Creates a new instance of SingleEdgeDeleteDefinition.
/// </summary>
/// <param name="mySourceVertex">The vertex where the edge begins.</param>
/// <param name="myTargetVertex">The vertex where the edge ends.</param>
public SingleEdgeDeleteDefinition(VertexInformation mySourceVertex, VertexInformation myTargetVertex)
{
SourceVertex = mySourceVertex;
TargetVertex = myTargetVertex;
}
