/WorldView/Utilities/Comparers.cs

using System;

using System.Collections;

using System.Windows.Forms;

using System.Collections.Generic;

using MoreTerra.Structures;



namespace MoreTerra.Utilities

{

	class ChestComparerX : IComparer

	{

		int IComparer.Compare(object one, object two)

		{

			Int32 oneX, twoX;



			if (one.GetType() == typeof(TreeNode))

			{

				if (((TreeNode)one).Parent != null)

					return 1;



				oneX = getXCoord(((TreeNode)one).Text);

				twoX = getXCoord(((TreeNode)two).Text);



			} else {

				throw new NotImplementedException("ChestComparerX can not handle type " + one.GetType().ToString());

			}



			return oneX - twoX;

		}



		private Int32 getXCoord(String s)

		{

			String[] sa;

			//			"Chest at (" "," ")"

			sa = s.Split(new char[] { '(', ',' });



			return Int32.Parse(sa[1]);

		}

	}



	class ChestComparerY : IComparer

	{

		int IComparer.Compare(object one, object two)

		{

			Int32 oneY, twoY;



			if (one.GetType() == typeof(TreeNode))

			{

				if (((TreeNode)one).Parent != null)

					return 1;



				oneY = getYCoord(((TreeNode)one).Text);

				twoY = getYCoord(((TreeNode)two).Text);



			}

			else

			{

				throw new NotImplementedException("ChestComparerY can not handle type " + one.GetType().ToString());

			}



			return oneY - twoY;

		}



		private Int32 getYCoord(String s)

		{

			String[] sa;

			//			"Chest at (" "," ")"

			sa = s.Split(new char[] { ',', ')' });



			return Int32.Parse(sa[1]);

		}

	}



	class ChestListComparerX : IComparer<Chest>

	{

		public int Compare(Chest one, Chest two)

		{

			Int32 oneX, twoX;



			if (one == null || two == null)

				return 1;



			oneX = one.Coordinates.X;

			twoX = two.Coordinates.X;



			return oneX - twoX;

		}

	}



	class ChestListComparerY : IComparer<Chest>

	{

		public int Compare(Chest one, Chest two)

		{

			Int32 oneY, twoY;



			if (one == null || two == null)

				return 1;



			oneY = one.Coordinates.Y;

			twoY = two.Coordinates.Y;



			return oneY - twoY;

		}

	}



}