removed Ijw.DirectX, Ijw.Framework deps

OpenRa.FileFormats/Pair.cs

@@ -0,0 +1,57 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace OpenRa.FileFormats
+{
+	public struct Pair<T, U>
+	{
+		public T First;
+		public U Second;
+
+		public Pair(T first, U second)
+		{
+			First = first;
+			Second = second;
+		}
+
+		static IEqualityComparer<T> tc = EqualityComparer<T>.Default;
+		static IEqualityComparer<U> uc = EqualityComparer<U>.Default;
+
+		public static bool operator ==(Pair<T, U> a, Pair<T, U> b)
+		{
+			return tc.Equals(a.First, b.First) && uc.Equals(a.Second, b.Second);
+		}
+
+		public static bool operator !=(Pair<T, U> a, Pair<T, U> b)
+		{
+			return !(a == b);
+		}
+
+		public override bool Equals(object obj)
+		{
+			if (!(obj is Pair<T, U>))
+				return false;
+
+			return (Pair<T, U>)obj == this;
+		}
+
+		public override int GetHashCode()
+		{
+			return First.GetHashCode() ^ Second.GetHashCode();
+		}
+
+		public Pair<T, U> WithFirst(T t) { return new Pair<T, U>(t, Second); }
+		public Pair<T, U> WithSecond(U u) { return new Pair<T, U>(First, u); }
+
+		public static T AsFirst(Pair<T, U> p) { return p.First; }
+		public static U AsSecond(Pair<T, U> p) { return p.Second; }
+
+        public Pair<U, T> Swap() { return Pair.New(Second, First); }
+	}
+
+    public static class Pair
+    {
+        public static Pair<T, U> New<T, U>(T t, U u) { return new Pair<T, U>(t, u); }
+    }
+}