using System;
using System.Collections.Generic;

namespace CPF.ReoGrid.Outline
{
	public class OutlineCollection<T> : List<OutlineGroup<T>> where T : IReoGridOutline
	{
		internal OutlineCollection()
		{
			this.Reset();
		}

		public void Reset()
		{
			base.Clear();
			base.Add(new OutlineGroup<T>());
		}

		public void IterateOutlines(Func<T, bool> iterator)
		{
			for (int i = 0; i < base.Count - 1; i++)
			{
				OutlineGroup<T> outlineGroup = base[i];
				foreach (T arg in outlineGroup)
				{
					bool flag = !iterator(arg);
					if (flag)
					{
						return;
					}
				}
			}
		}

		public void IterateReverseOutlines(Func<T, bool> iterator)
		{
			for (int i = base.Count - 1; i >= 0; i--)
			{
				OutlineGroup<T> outlineGroup = base[i];
				foreach (T arg in outlineGroup)
				{
					bool flag = !iterator(arg);
					if (flag)
					{
						return;
					}
				}
			}
		}

		public bool HasSame(IReoGridOutline target, IList<IReoGridOutline> exclusions)
		{
			for (int i = 0; i < base.Count - 1; i++)
			{
				OutlineGroup<T> outlineGroup = base[i];
				foreach (T t in outlineGroup)
				{
					IReoGridOutline reoGridOutline = t;
					bool flag = reoGridOutline != target && (exclusions == null || !exclusions.Contains(reoGridOutline)) && reoGridOutline.Start == target.Start && reoGridOutline.Count == target.Count;
					if (flag)
					{
						return true;
					}
				}
			}
			return false;
		}

		public bool HasOutlines
		{
			get
			{
				for (int i = base.Count - 1; i >= 0; i--)
				{
					OutlineGroup<T> outlineGroup = base[i];
					bool flag = outlineGroup.Count > 0;
					if (flag)
					{
						return true;
					}
				}
				return false;
			}
		}

		public int OutlineCount
		{
			get
			{
				int num = 0;
				for (int i = base.Count - 1; i >= 0; i--)
				{
					OutlineGroup<T> outlineGroup = base[i];
					num += outlineGroup.Count;
				}
				return num;
			}
		}
	}
}