/// <summary>Calculate / create a directed graph from model</summary>
public void CalculateDirectedGraph()
{
if (directedGraphInfo == null)
{
directedGraphInfo = new DirectedGraph();
}
directedGraphInfo.Begin();
bool needAtmosphereNode = false;
foreach (NutrientPool pool in Apsim.Children(this, typeof(NutrientPool)))
{
directedGraphInfo.AddNode(pool.Name, ColourUtilities.ChooseColour(3), Color.Black);
foreach (CarbonFlow cFlow in Apsim.Children(pool, typeof(CarbonFlow)))
{
foreach (string destinationName in cFlow.destinationNames)
{
string destName = destinationName;
if (destName == null)
{
destName = "Atmosphere";
needAtmosphereNode = true;
}
directedGraphInfo.AddArc(null, pool.Name, destName, Color.Black);
}
}
}
foreach (Solute solute in Apsim.Children(this, typeof(Solute)))
{
directedGraphInfo.AddNode(solute.Name, ColourUtilities.ChooseColour(2), Color.Black);
foreach (NFlow nitrogenFlow in Apsim.Children(solute, typeof(NFlow)))
{
string destName = nitrogenFlow.destinationName;
if (destName == null)
{
destName = "Atmosphere";
needAtmosphereNode = true;
}
directedGraphInfo.AddArc(null, nitrogenFlow.sourceName, destName, Color.Black);
}
}
if (needAtmosphereNode)
{
directedGraphInfo.AddTransparentNode("Atmosphere");
}
directedGraphInfo.End();
}
/// <summary>
/// Set the graph in the view.
/// </summary>
/// <param name="nodes">Nodes of the graph.</param>
/// <param name="arcs">Arcs of the graph.</param>
public void SetGraph(List <StateNode> nodes, List <RuleAction> arcs)
{
rules.Clear();
actions.Clear();
nodeDescriptions.Clear();
comboModel.Clear();
var graph = new DirectedGraph();
nodes.ForEach(node =>
{
graph.AddNode(node);
//NodeNames[node.Name] = node.NodeName;
comboModel.AppendValues(node.Name);
nodeDescriptions[node.Name] = node.Description;
});
arcs.ForEach(arc =>
{
rules[arc.Name] = arc.Conditions;
actions[arc.Name] = arc.Actions;
graph.AddArc(arc);
});
graphView.DirectedGraph = graph;
graphView.MainWidget.QueueDraw();
}
/// <summary>Calculate / create a directed graph from model</summary>
public void CalculateDirectedGraph()
{
DirectedGraph oldGraph = directedGraphInfo;
if (directedGraphInfo == null)
{
directedGraphInfo = new DirectedGraph();
}
directedGraphInfo.Begin();
bool needAtmosphereNode = false;
foreach (NutrientPool pool in this.FindAllChildren <NutrientPool>())
{
Point location = default(Point);
Node oldNode;
if (oldGraph != null && pool.Name != null && (oldNode = oldGraph.Nodes.Find(f => f.Name == pool.Name)) != null)
{
location = oldNode.Location;
}
directedGraphInfo.AddNode(pool.Name, ColourUtilities.ChooseColour(3), Color.Black, location);
foreach (CarbonFlow cFlow in pool.FindAllChildren <CarbonFlow>())
{
foreach (string destinationName in cFlow.destinationNames)
{
string destName = destinationName;
if (destName == null)
{
destName = "Atmosphere";
needAtmosphereNode = true;
}
location = default(Point);
Arc oldArc;
if (oldGraph != null && pool.Name != null && (oldArc = oldGraph.Arcs.Find(f => f.SourceName == pool.Name && f.DestinationName == destName)) != null)
{
location = oldArc.Location;
}
directedGraphInfo.AddArc(null, pool.Name, destName, Color.Black, location);
}
}
}
foreach (Solute solute in this.FindAllChildren <Solute>())
{
directedGraphInfo.AddNode(solute.Name, ColourUtilities.ChooseColour(2), Color.Black);
foreach (NFlow nitrogenFlow in solute.FindAllChildren <NFlow>())
{
string destName = nitrogenFlow.destinationName;
if (destName == null)
{
destName = "Atmosphere";
needAtmosphereNode = true;
}
directedGraphInfo.AddArc(null, nitrogenFlow.sourceName, destName, Color.Black);
}
}
if (needAtmosphereNode)
{
directedGraphInfo.AddTransparentNode("Atmosphere");
}
directedGraphInfo.End();
}
/// <summary>
/// Callback for the 'duplicate node' context menu option.
/// </summary>
/// <remarks>
/// Does this belong in the presenter?
/// </remarks>
/// <param name="sender">Sending object.</param>
/// <param name="args">Event data.</param>
private void OnDuplicateNode(object sender, EventArgs args)
{
try
{
if (graphView.SelectedObject is DGNode node)
{
List <StateNode> nodes = Nodes;
List <RuleAction> arcs = Arcs;
// Create a copy of the existing node.
StateNode newNode = new StateNode(node.ToNode());
newNode.Location = new System.Drawing.Point(newNode.Location.X + node.Width / 2, newNode.Location.Y);
newNode.Name = graphView.DirectedGraph.NextNodeID();
if (nodeDescriptions.ContainsKey(node.Name))
{
newNode.Description = nodeDescriptions[node.Name];
}
nodes.Add(newNode);
// Copy all arcs moving to/from the existing node.
DirectedGraph graph = graphView.DirectedGraph;
foreach (var arc in graphView.DirectedGraph.Arcs.FindAll(arc => arc.SourceName == node.Name))
{
RuleAction newArc = new RuleAction(arc);
newArc.Name = graph.NextArcID();
newArc.SourceName = newNode.Name;
if (rules.ContainsKey(arc.Name))
{
newArc.Conditions = rules[arc.Name];
}
if (actions.ContainsKey(arc.Name))
{
newArc.Actions = actions[arc.Name];
}
arcs.Add(newArc);
// Add the arc to the local copy of the directed graph.
// Need to do this to ensure that NextArcID() doesn't
// generate the same name when we call it multiple times.
graph.AddArc(newArc);
}
foreach (var arc in graphView.DirectedGraph.Arcs.FindAll(arc => arc.DestinationName == graphView.SelectedObject.Name))
{
RuleAction newArc = new RuleAction(arc);
newArc.Name = graph.NextArcID();
newArc.DestinationName = newNode.Name;
if (rules.ContainsKey(arc.Name))
{
newArc.Conditions = rules[arc.Name];
}
if (actions.ContainsKey(arc.Name))
{
newArc.Actions = actions[arc.Name];
}
arcs.Add(newArc);
// Add the arc to the local copy of the directed graph.
// Need to do this to ensure that NextArcID() doesn't
// generate the same name when we call it multiple times.
graph.AddArc(newArc);
}
OnGraphChanged?.Invoke(this, new GraphChangedEventArgs(arcs, nodes));
}
}
catch (Exception err)
{
ShowError(err);
}
}
