// Finds a match on the given path element
// (optional) if mustBeEnabled is false, also searches for disabled tasks
public bool TaskFromPathElement(PathElement elem, out MatchResult result, bool mustBeEnabled = true)
{
ITaskAcceptor acceptor = elem.Object as ITaskAcceptor;
result = (acceptor == null)
? null
: TaskMatcher.GetPerformable(performer, acceptor, mustBeEnabled);
return(result != null);
}
// Checks if the match exists on the given path element
// Finding none, looks for any other matches
public bool TaskFromMatch(PathElement elem, MatchResult match, out MatchResult result)
{
ITaskAcceptor acceptor = elem.Object as ITaskAcceptor;
result = (match == null || acceptor == null)
? null
: TaskMatcher.GetPerformable(match, performer, acceptor);
return(result != null);
}
// Finds the nearest path element that pairs with the given task
public bool NearestPathElementWithPair(PathElement origin, PerformerTask task, out PathElement destination)
{
GridPoint point = ConnectionToPoint(origin);
destination = Pathfinder.FindNearestPoint(
point,
(GridPoint p) => { return(TaskMatcher.GetPair(task, p) != null); }
);
return(destination != null);
}
// Finds a pair for the given task
public bool PairFromTask(PerformerTask task, PathElement currentElement, PathElement previousElement, out PathElement destination)
{
// Early out if task does not require a pair
if (task.Settings.Pair == null)
{
destination = null;
return(false);
}
bool gotoPrevious = !task.Settings.AlwaysPairNearest &&
previousElement != null &&
TaskMatcher.GetPair(task, previousElement) != null;
if (gotoPrevious)
{
destination = previousElement;
return(true);
}
return(NearestPathElementWithPair(currentElement, task, out destination));
}
// Finds the nearest path element with the given task
public bool NearestPathElementWithTask(PathElement origin, PerformerTask task, out PathElement destination)
{
System.Type taskType = task.GetType();
GridPoint point = ConnectionToPoint(origin);
destination = Pathfinder.FindNearestPoint(
point,
(GridPoint p) => {
if (TaskMatcher
.GetEnabled(performer, p.Object as ITaskAcceptor)
.Find(x => x.GetType() == taskType) != null)
{
return(true);
}
foreach (Connection c in p.Connections)
{
ITaskAcceptor acceptor = c.Object as ITaskAcceptor;
if (acceptor == null)
{
continue;
}
if (TaskMatcher
.GetEnabled(performer, acceptor)
.Find(x => x.GetType() == taskType) != null)
{
return(true);
}
}
return(false);
}
);
return(destination != null);
}