void CollapseCluster(Cluster cluster) {
HideCollapsed(cluster);
var center = cluster.RectangularBoundary.Rect.Center;
var del = center - cluster.CollapsedBoundary.BoundingBox.Center;
cluster.CollapsedBoundary.Translate(del);
//todo: try to find a better method for collapsing, mst tree?
var relayout = new Relayout(viewer.Graph.GeometryGraph, new[] {cluster}, null, cl => {
var subgraph = cl.UserData as Subgraph;
if (subgraph != null && subgraph.LayoutSettings != null) return subgraph.LayoutSettings;
return viewer.Graph.LayoutAlgorithmSettings;
});
relayout.Run();
}
void ExpandCluster(Cluster cluster) {
//todo: try to find a better method for expanding, mst tree? Procrustes transofrm
var relayout = new Relayout(viewer.Graph.GeometryGraph, new[] { cluster }, null, cl =>
{
var subgraph = cl.UserData as Subgraph;
if (subgraph != null && subgraph.LayoutSettings != null) return subgraph.LayoutSettings;
return viewer.Graph.LayoutAlgorithmSettings;
});
relayout.Run();
MakeExpandedNodesVisible(cluster);
MakeExpandedEdgesVisible(cluster);
}