/// <summary>
/// If this is the last model of the chain, run the loop.
/// Otherwise, delegate to the next model and wait for an exception.
/// </summary>
public void Run()
{
try
{
if (NextModel == null)
{
RunLoop();
}
else
{
IsWaiting = true;
NextModel.Run();
}
}
catch (Exception ex)
{
if (!CatchExceptions)
{
AppendOutput($"I see the exception, but can't handle it....");
IsWaiting = false;
IsRunning = false;
throw;
}
AppendOutput($"Handler {Index} caught this: {ex.Message}");
if (LoopAfterCatch)
{
RunLoop(false);
}
}
finally
{
IsWaiting = false;
}
}
///// <summary>
///// Draws the graph.
///// </summary>
//public void DrawTheGraph()
//{
// Canvas theGraph = new Canvas();
// // Draw the edges for (int i = 0; i < Edges.Count; i++) {
// theGraph.Children.Add(Edges[i].TheLine); }
// // Draw the nodes for (int i = 0; i < TreeGraph.Count; i++) { PeopleGraphNode item = TreeGraph[i];
// // Assume person PersonModel t = DV.PersonDV.GetModel(item.nodeHLink.HLinkKey);
// if (t.HLink.Valid == true) { PersonCardSmall tt = new PersonCardSmall { DataContext = t,
// Background = new SolidColorBrush(Colors.AliceBlue), }; theGraph.Children.Add(tt);
// tt.SetValue(Canvas.LeftProperty, item.xStart); tt.SetValue(Canvas.TopProperty,
// item.yStart); } else { // Assume Family FamilyModel tf =
// DV.FamilyDV.GetModel(item.nodeHLink.HLinkKey); FamilyCardSmall tt = new FamilyCardSmall {
// DataContext = tf, Background = new SolidColorBrush(Colors.AliceBlue), };
// theGraph.Children.Add(tt);
// tt.SetValue(Canvas.LeftProperty, item.xStart); tt.SetValue(Canvas.TopProperty,
// item.yStart); } }
// // Display it
// GraphCanvas = theGraph;
//}
/// <summary>
/// Gets the graph.
/// </summary>
/// <param name="argHLink">
/// The argument h link.
/// </param>
public void GetGraph()
{
// Get people related to personObject person (within 3 jumps and starting at level zero
// (the middlish point))
nodeVisitQueue.Enqueue(new NextModel()
{
HLink = StartHLink, JumpsFromStartNode = 3, Level = 0
});
PeopleGraphNode theNode;
do
{
NextModel t = nodeVisitQueue.Dequeue();
// Handle people
if (t.HLink.GetType() == typeof(HLinkPersonModel))
{
// Add person to graph
theNode = new PeopleGraphNode
{
NodeHLink = (t.HLink as HLinkPersonModel).DeRef.HLink,
YStart = t.Level,
};
TreeGraph.Add(theNode);
// Add one to the level
if (!maxXNodes.ContainsKey(t.Level))
{
maxXNodes.Add(t.Level, 0);
}
// Add one to the level
maxXNodes[t.Level] = maxXNodes[t.Level] + 1;
AddVisited((t.HLink as HLinkPersonModel).DeRef.HLinkKey, false);
if (t.JumpsFromStartNode > 0)
{
// get parents
AddHLink((t.HLink as HLinkPersonModel).DeRef.GChildOf, t.HLink, t.JumpsFromStartNode, t.Level - 1);
// get families
foreach (HLinkFamilyModel item in (t.HLink as HLinkPersonModel).DeRef.GParentInRefCollection)
{
AddHLink(t.HLink, item, t.JumpsFromStartNode, t.Level + 1);
}
}
}
// Handle families
if (t.HLink.GetType() == typeof(HLinkFamilyModel))
{
// Add Family
theNode = new PeopleGraphNode
{
NodeHLink = (t.HLink as HLinkFamilyModel).DeRef.HLink,
YStart = t.Level,
};
TreeGraph.Add(theNode);
// Add one to the level
if (!maxXNodes.ContainsKey(t.Level))
{
maxXNodes.Add(t.Level, 0);
}
// Add one to the level
maxXNodes[t.Level] = maxXNodes[t.Level] + 1;
AddVisited((t.HLink as HLinkFamilyModel).DeRef.HLinkKey, false);
if (t.JumpsFromStartNode > 0)
{
// Add Mother and Father at previous level
AddHLink((t.HLink as HLinkFamilyModel).DeRef.GMother, t.HLink, t.JumpsFromStartNode, t.Level - 1);
AddHLink((t.HLink as HLinkFamilyModel).DeRef.GFather, t.HLink, t.JumpsFromStartNode, t.Level - 1);
// Add children at next level
foreach (HLinkPersonModel item in (t.HLink as HLinkFamilyModel).DeRef.GChildRefCollection)
{
AddHLink(t.HLink, item, t.JumpsFromStartNode, t.Level + 1);
}
}
}
}while (nodeVisitQueue.Count > 0);
}