public Signal Manipulate(Signal rootSignal, IManipulationVisitor visitor, bool ignoreHold)
{
IScanStrategy allPathsStrat = Binder.GetSpecificInstance <IScanStrategy>(new MathIdentifier("AllPathsStrategy", "Traversing"));
Dictionary <Guid, ManipulationPlan> plans = new Dictionary <Guid, ManipulationPlan>();
Dictionary <Guid, Signal> signalReplacements = new Dictionary <Guid, Signal>();
Dictionary <Guid, Signal> sentinels = new Dictionary <Guid, Signal>();
// ## ESTIMATE MANIPULATION PLAN
_scanner.ForEachPort(rootSignal, delegate(Port p)
{
if (!plans.ContainsKey(p.InstanceId))
{
plans.Add(p.InstanceId, visitor.EstimatePlan(p));
}
return(true);
}, ignoreHold);
// ## OPTIMIZE MANIPULATION PLAN (cycle analysis)
ManipulatorPlanReducer reducer = new ManipulatorPlanReducer(plans, ignoreHold);
allPathsStrat.Traverse(rootSignal, reducer, ignoreHold);
// ## EXECUTE MANIPULATION
ManipulatorPlanExecutor executor = new ManipulatorPlanExecutor(plans, signalReplacements, sentinels, visitor);
allPathsStrat.Traverse(rootSignal, executor, ignoreHold);
// ## SELECT NEW SYSTEM
Signal ret;
if (!signalReplacements.TryGetValue(rootSignal.InstanceId, out ret))
{
ret = rootSignal;
}
// ## FIX SENTINELS ON SELECTED NEW SYSTEM
_scanner.ForEachPort(ret, delegate(Port p)
{
// look for sentinels on all input signals
ReadOnlySignalSet inputs = p.InputSignals;
for (int i = 0; i < inputs.Count; i++)
{
Signal input = inputs[i];
if (FixSentinel(ref input, sentinels, signalReplacements))
{
p.ReplaceInputSignalBinding(i, input);
}
}
return(true);
}, ignoreHold);
FixSentinel(ref ret, sentinels, signalReplacements);
// ## RETURN SELECTED NEW SYSTEM AS RESULT
return(ret);
}
