void RebuildCollapsedElements()
{
m_CollapsedElements.Clear();
var graphElements = m_GraphView.graphElements.ToList()
.Where(e => !(e is Edge) && (e.parent is GraphView.Layer) && (e.capabilities & Capabilities.Selectable) != 0)
.ToList();
var collapsedElementsElsewhere = new List <GraphElement>();
RecurseRebuildCollapsedElements_LocalFunc(this, graphElements, collapsedElementsElsewhere);
var nodes = new HashSet <Node>(AllCollapsedElements.OfType <Node>());
foreach (var edge in m_GraphView.edges.ToList())
{
if (AnyNodeIsConnectedToPort(nodes, edge.input) && AnyNodeIsConnectedToPort(nodes, edge.output))
{
m_CollapsedElements.Add(edge);
}
}
foreach (var ge in collapsedElementsElsewhere)
{
m_CollapsedElements.Remove(ge);
}
}
void UpdateCollapsedNodeEdges()
{
if (m_GraphView == null)
{
return;
}
//We need to update all the edges whose either port is in the placemat
var touchedEdges = new HashSet <Edge>();
var nodes = new HashSet <Node>(AllCollapsedElements.OfType <Node>());
foreach (var edge in m_GraphView.edges.ToList())
{
if (AnyNodeIsConnectedToPort(nodes, edge.input) || AnyNodeIsConnectedToPort(nodes, edge.output))
{
touchedEdges.Add(edge);
}
}
foreach (var edge in touchedEdges)
{
edge.ForceUpdateEdgeControl();
}
}
internal bool WillDragNode(Node node)
{
if (Collapsed)
{
return(AllCollapsedElements.Contains(node));
}
return(ActOnGraphElementsOver(t => node == t, true));
}
internal void HideCollapsedEdges()
{
var nodes = new HashSet <Node>(AllCollapsedElements.OfType <Node>());
foreach (var edge in m_GraphView.edges.ToList())
{
if (AnyNodeIsConnectedToPort(nodes, edge.input) && AnyNodeIsConnectedToPort(nodes, edge.output))
{
if (edge.style.visibility != Visibility.Hidden)
{
edge.style.visibility = Visibility.Hidden;
m_CollapsedElements.Add(edge);
}
}
}
}