public override void Reset()
{
var scene = Data;
if (scene != null)
{
scene.SpatialIndex.Query(Rectangle.Zero);
var graph = scene.Graph;
foreach (var item in graph)
{
Perform(item);
if (!(item is TEdge))
{
Justify(item);
}
}
PerformEdges();
if (AlignOnReset)
{
var aligner = new Aligner <TItem, TEdge>(scene, this);
aligner.FullLayout(scene.Focused, new Point(Border.Width, Border.Height), this.Options(), this.Comparer);
aligner.Commit();
}
}
}
public static void AffectedEdges <TItem, TEdge> (this Aligner <TItem, TEdge> aligner, IEnumerable <TItem> items) where TEdge : IEdge <TItem>, TItem
{
Action <TItem> visit = null;
aligner.AffectedEdges(ref visit);
aligner.VisitItems(items, visit);
}
public static void OneColumn <TItem, TEdge> (this Aligner <TItem, TEdge> aligner, IEnumerable <TItem> items, AlignerOptions options) where TEdge : IEdge <TItem>, TItem
{
if (items.Count() < 2)
{
return;
}
aligner.OneColumn(items, aligner.Locator.GetLocation(items.First()), options);
}
public static void FullLayout <TItem, TEdge> (this Aligner <TItem, TEdge> aligner, TItem focused, Point pos, AlignerOptions options, IComparer <TItem> comparer)
where TEdge : IEdge <TItem>, TItem
{
var data = aligner.GraphScene;
var shaper = aligner.Shaper;
var roots = data.Graph.FindRoots(focused);
if (comparer == null)
{
roots = roots
.OrderBy(e => shaper.GetShape(e).Location, new PointComparer {
Order = options.Dimension == Dimension.X ? PointOrder.Y : PointOrder.X
});
}
else
{
roots = roots.OrderBy(e => e, comparer);
}
var walk = data.Graph.Walk();
roots.ForEach(root => {
var steps = new List <LevelItem <TItem> > ();
walk.DeepWalk(root, 1)
.ForEach(l => {
if (l.Node is TEdge)
{
// no need; should be done in aligner.Colomns
aligner.Locator.AffectedEdges.Add((TEdge)l.Node);
}
else
{
steps.Add(l);
}
});
var bounds = new Rectangle(pos, Size.Zero);
aligner.Columns(steps, ref bounds, options);
pos = options.Dimension == Dimension.X ?
new Point(pos.X, pos.Y + bounds.Size.Height + options.Distance.Height) :
new Point(pos.X + bounds.Size.Width + options.Distance.Width, pos.Y);
});
}
public static void OneColumn <TItem, TEdge> (this Aligner <TItem, TEdge> aligner, IEnumerable <TItem> items, Point at, AlignerOptions options) where TEdge : IEdge <TItem>, TItem
{
aligner.OneColumn(items, at, options);
}
