public Sidebar(Sidebars sidebars, SidebarAnchor anchor)
{
this.sidebars = sidebars;
this.anchor = anchor;
e = new EventWrapper(this);
}
protected Widget(TCanvas canvas, TItem item)
{
Ensure.That(nameof(canvas)).IsNotNull(canvas);
Ensure.That(nameof(item)).IsNotNull(item);
this.canvas = canvas;
this.item = item;
e = new EventWrapper(GetType());
// Micro optimization
hasDescriptor = item.HasDescriptor();
if (hasDescriptor)
{
DescriptorProvider.instance.AddListener(item, CacheDescription);
}
}
protected Canvas(TGraph graph)
{
Ensure.That(nameof(graph)).IsNotNull(graph);
this.graph = graph;
e = new EventWrapper(GetType());
selection = new GraphSelection();
widgetProvider = new WidgetProvider(this);
graph.elements.CollectionChanged += Recollect;
widgets = new WidgetList <IWidget>(this);
elementWidgets = new WidgetList <IGraphElementWidget>(this);
widgetsByAscendingZ = new WidgetList <IWidget>(this);
visibleWidgetsByAscendingZ = new WidgetList <IWidget>(this);
visibleWidgetsByDescendingZ = new WidgetList <IWidget>(this);
}