using System;

namespace CPF.ReoGrid.Views
{
	internal abstract class LayerViewport : Viewport
	{
		public LayerViewport(IViewportController vc) : base(vc)
		{
		}

		public override void UpdateView()
		{
			bool flag = this.children != null;
			if (flag)
			{
				foreach (IView view in this.children)
				{
					view.Bounds = this.bounds;
					view.ScaleFactor = this.scaleFactor;
					IViewport viewport = view as IViewport;
					bool flag2 = viewport != null;
					if (flag2)
					{
						viewport.ViewStart = this.viewStart;
						viewport.ScrollX = base.ScrollX;
						viewport.ScrollY = base.ScrollY;
						viewport.VisibleRegion = this.visibleRegion;
						viewport.ScrollableDirections = this.ScrollableDirections;
					}
					view.UpdateView();
				}
			}
		}
	}
}