/// <summary>
/// Highlights the graph elements that need to be highlighted.
/// </summary>
/// <param name="graphView">The graph view.</param>
public static void HighlightGraphElements(this GraphView graphView)
{
graphView.ClearGraphElementsHighlight();
if (graphView.GetSelection().Count == 0)
{
return;
}
IEnumerable <IHighlightable> highlightables = graphView.Highlightables.ToList();
// For all the selected items, highlight the graphElements that share the same declaration model
// Exception: If the graphElement is selected, do not highlight it
foreach (var selectable in graphView.GetSelection())
{
foreach (var highlightable in highlightables
.Where(h => (!Equals(selectable, h.Model) || !ReferenceEquals(selectable, h.Model)) &&
h.ShouldHighlightItemUsage(selectable)))
{
highlightable.Highlighted = true;
}
}
}
public override void OnUnselected()
{
base.OnUnselected();
GraphView.ClearGraphElementsHighlight(ShouldHighlightItemUsage);
}