internal void Set(LinkBase link, NodeAnchor anchor)
{
Node = null;
Link = link;
ControlPoint = null;
Anchor = anchor;
Point = null;
}
internal void Set(LinkBase link)
{
Node = null;
Link = link;
ControlPoint = null;
Anchor = null;
Point = null;
}
internal void Set(LinkBase link, ControlPoint control_point)
{
Node = null;
Link = link;
ControlPoint = control_point;
Anchor = null;
Point = null;
}
internal void Deregister(LinkBase link)
{
if (all_links.Contains(link))
{
all_links.Remove(link);
Diagram.UpdateOverview();
if (link.IsInternallyGenerated)
{
OnRemove?.Invoke(link);
}
}
}
internal bool Register(LinkBase link)
{
if (all_links.Contains(link))
{
return(false);
}
all_links.Add(link);
Diagram.UpdateOverview();
if (link.IsInternallyGenerated)
{
OnAdd?.Invoke(link);
}
return(true);
}
internal void Remove(LinkBase link)
{
_ = all_links.Remove(link);
var match = internally_generated_links.FirstOrDefault(l => l.Source == link.Source && l.Target == link.Target);
if (match != null)
{
_ = internally_generated_links.Remove(match);
}
else
{
link.MarkDeleted();
}
OnRemove?.Invoke(link);
}
internal void Add(LinkBase link)
{
if (link.Deleted)
{
all_links.Add(link);
link.MarkUndeleted();
}
else
{
internally_generated_links.Add(new LinkData {
Source = link.Source, Target = link.Target, Arrow = link.Arrow, Type = link.GetType(), OnCreate = (_) => { }
});
OnAdd?.Invoke(link);
}
}
internal void SetActiveElement(LinkBase link, NodeAnchor anchor, HoverType hover_type)
{
ActiveElement.Set(link, anchor);
ActiveElementType = hover_type;
}
internal void SetActiveElement(LinkBase link, ControlPoint control_point, HoverType hover_type)
{
ActiveElement.Set(link, control_point);
ActiveElementType = hover_type;
}
internal void SetActiveElement(LinkBase link, HoverType hover_type)
{
ActiveElement.Set(link);
ActiveElementType = hover_type;
}
