public PortConstraint CreatePortConstraint(IEdge key, PortConstraintType type, bool atSource, bool strong)
{
if (type == PortConstraintType.FromSketch)
{
return(CreatePortConstraintFromSketch(key, atSource, strong));
}
return(PortConstraint.Create((PortSide)type, strong));
}
protected override Task RunModule()
{
IMapperRegistry registry = CurrentIGraph.MapperRegistry;
OptionGroup toplevelGroup = Handler.GetGroupByName(TOP_LEVEL);
if ((bool)toplevelGroup[ClearAllConstraints].Value)
{
//deregistriere den Mapper, d.h. port constraints werden nicht mehr vorgegeben.
registry.RemoveMapper(PortConstraintKeys.TargetPortConstraintDpKey);
registry.RemoveMapper(PortConstraintKeys.SourcePortConstraintDpKey);
sourcePCMapper = null;
targetPCMapper = null;
}
else
{
registry.RemoveMapper(PortConstraintKeys.TargetPortConstraintDpKey);
registry.RemoveMapper(PortConstraintKeys.SourcePortConstraintDpKey);
if (sourcePCMapper == null)
{
sourcePCMapper = new DictionaryMapper <IEdge, PortConstraint>();
}
if (targetPCMapper == null)
{
targetPCMapper = new DictionaryMapper <IEdge, PortConstraint>();
}
string scope = (string)toplevelGroup[Scope].Value;
OptionGroup spcg = (OptionGroup)toplevelGroup.GetGroupByName(SourcePortConstraints);
OptionGroup tpcg = (OptionGroup)toplevelGroup.GetGroupByName(TargetPortConstraints);
PortConstraintType sourceType = (PortConstraintType)spcg[PortConstraintStr].Value;
bool strongSource = (bool)spcg[StrongPortConstraint].Value;
PortConstraintType targetType = (PortConstraintType)tpcg[PortConstraintStr].Value;
bool strongTarget = (bool)spcg[StrongPortConstraint].Value;
foreach (IEdge edge in CurrentIGraph.Edges)
{
bool isSelected = false;
switch (scope)
{
case ScopeAllEdges:
isSelected = true;
break;
case ScopeSelectedEdges:
isSelected = IsSelected(Context, edge);
break;
case ScopeEdgesAtSelectedNodes:
IPort sourcePort = edge.SourcePort;
IPort targetPort = edge.TargetPort;
isSelected = IsSelected(Context, sourcePort) ||
IsSelected(Context, targetPort) ||
IsSelected(Context, sourcePort.Owner) ||
IsSelected(Context, targetPort.Owner);
break;
}
if (isSelected)
{
sourcePCMapper[edge] = CreatePortConstraint(edge, sourceType, true, strongSource);
targetPCMapper[edge] = CreatePortConstraint(edge, targetType, false, strongTarget);
}
}
registry.AddMapper(PortConstraintKeys.SourcePortConstraintDpKey,
sourcePCMapper);
registry.AddMapper(PortConstraintKeys.TargetPortConstraintDpKey,
targetPCMapper);
}
return(Task.FromResult <object>(null));
}
