public void Layout()
{
if (Controller == null || Controller.GetVisibleShapes().Any() == false)
{
// No visible shapes.
LayoutFinished.RaiseEvent(this);
return;
}
Cursor = Cursors.Wait;
// The UpdateLayout() call is important, as it causes the sizes of the
// shapes to be calculated. These sizes are needed for the layout algorithm.
UpdateLayout();
InvalidateVisual();
var layout = new DiagramLayout();
layout.CalculateLayout(Controller.GetVisibleShapes(), Controller.GetVisibleConnections(), ActualWidth, ActualHeight);
layout.LayoutGraph();
Surface.TidyConnections();
CalculateZoom();
Cursor = Cursors.Arrow;
LayoutFinished.RaiseEvent(this);
}
protected void RaiseLayoutFinished()
{
LayoutFinished?.Invoke(this, EventArgs.Empty);
}
