Move more files

Move VoxelNormalsPalette to TS

OpenRA.Mods.Common/Activities/Move/Drag.cs

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+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Activities
+{
+	public class Drag : Activity
+	{
+		readonly IPositionable positionable;
+		readonly IMove movement;
+		readonly IEnumerable<IDisableMove> moveDisablers;
+		WPos start, end;
+		int length;
+		int ticks = 0;
+
+		public Drag(Actor self, WPos start, WPos end, int length)
+		{
+			positionable = self.Trait<IPositionable>();
+			movement = self.TraitOrDefault<IMove>();
+			moveDisablers = self.TraitsImplementing<IDisableMove>();
+			this.start = start;
+			this.end = end;
+			this.length = length;
+		}
+
+		public override Activity Tick(Actor self)
+		{
+			if (moveDisablers.Any(d => d.MoveDisabled(self)))
+				return this;
+
+			var pos = length > 1
+				? WPos.Lerp(start, end, ticks, length - 1)
+				: end;
+
+			positionable.SetVisualPosition(self, pos);
+			if (++ticks >= length)
+			{
+				if (movement != null)
+					movement.IsMoving = false;
+
+				return NextActivity;
+			}
+
+			if (movement != null)
+				movement.IsMoving = true;
+
+			return this;
+		}
+
+		public override IEnumerable<Target> GetTargets(Actor self)
+		{
+			yield return Target.FromPos(end);
+		}
+
+		// Cannot be cancelled
+		public override void Cancel(Actor self) { }
+	}
+}