//CodeTransformer ct = new CodeTransformer();
protected Node AddNode(GraphWriter g, IStatement ist, Stage stage)
{
if (ist is ICommentStatement)
{
return(null);
}
Node nd = GetNodeForStatement(ist, stage);
if (nd != null)
{
nd.Label = Count + "," + nd.Label;
Count++;
return(nd);
}
DependencyInformation di = context.InputAttributes.Get <DependencyInformation>(ist);
if ((di != null) && (di.IsOutput))
{
return(null);
}
string s = Count + ". " + StatementLabel(ist);
nd = g.AddNode("node" + Count);
nd.UserData = Count++;
SetNodeForStatement(ist, stage, nd);
//if (di.IsOutput) nd.Fillcolor = Color.LightBlue;
nd.Label = s;
if (stage == Stage.Initialisation)
{
nd.FillColor = Color.LightGray;
}
if (ist is IExpressionStatement)
{
IExpressionStatement ies = (IExpressionStatement)ist;
IAssignExpression iae = ies.Expression as IAssignExpression;
if ((iae != null) && (iae.Target is IVariableDeclarationExpression))
{
nd.BorderWidth = 2;
}
}
nd.Shape = ShapeStyle.Box;
nd.FontSize = 9;
return(nd);
}
protected Node GetNode(GraphWriter g, ConditionContext context)
{
Node node;
if (!nodeOfContext.TryGetValue(context, out node))
{
node = g.AddNode("node" + (Count++));
nodeOfContext[context] = node;
node.Label = context.GetLabel();
node.UserData = this.GroupInstance;
ConditionContext parent = context.GetParentContext();
if (parent != null)
{
var parentNode = GetNode(g, parent);
AddGroupEdge(g, parentNode, node);
}
var variable = context.GetConditionVariable();
Node conditionNode = GetNode(g, variable);
g.AddEdge(conditionNode.ID, node.ID);
}
return(node);
}
protected Node GetNode(GraphWriter g, IModelExpression expr)
{
if (nodeOfExpr.ContainsKey(expr))
{
return(nodeOfExpr[expr]);
}
Node nd = g.AddNode("node" + (Count++));
nodeOfExpr[expr] = nd;
nd.Label = expr.ToString();
nd.FontSize = 9;
if (expr is Variable)
{
Variable ve = (Variable)expr;
if (ve.IsObserved)
{
nd.Shape = ShapeStyle.None;
if (ve.IsBase)
{
// if the observed value is a ValueType, display it directly rather than the variable name
object value = ((HasObservedValue)ve).ObservedValue;
if (ReferenceEquals(value, null))
{
nd.Label = "null";
}
else if (value.GetType().IsValueType)
{
nd.Label = value.ToString();
}
}
}
if (!ve.IsReadOnly)
{
nd.FontSize = 10;
nd.FontColor = Color.Blue;
}
if (UseContainers && ve.Containers.Count > 0)
{
var context = ConditionContext.GetContext(ve.Containers);
if (context != null)
{
var contextNode = GetNode(g, context);
AddGroupEdge(g, contextNode, nd);
}
}
}
else if (expr is MethodInvoke)
{
MethodInvoke mi = (MethodInvoke)expr;
nd.FillColor = Color.Black;
nd.FontColor = Color.White;
nd.Shape = ShapeStyle.Box;
nd.FontSize = 8;
string methodName = mi.method.Name;
if (mi.op != null)
{
methodName = mi.op.ToString();
}
nd.Label = methodName;
if (UseContainers && mi.Containers.Count > 0)
{
var context = ConditionContext.GetContext(mi.Containers);
if (context != null)
{
var contextNode = GetNode(g, context);
AddGroupEdge(g, contextNode, nd);
}
}
}
return(nd);
}
