cleaning techtree & sidebar; building placement is mostly fixed

OpenRa.Game/Sidebar.cs

@@ -173,70 +173,4 @@ namespace OpenRa.Game
 			}
 		}
 	}
-
-	class PlaceBuilding : IOrderGenerator
-	{
-		public readonly Player Owner;
-		public readonly string Name;
-
-		public PlaceBuilding( Player owner, string name )
-		{
-			Owner = owner;
-			Name = name;
-		}
-
-		public IEnumerable<Order> Order( int2 xy )
-		{
-			// todo: check that space is free
-			yield return new PlaceBuildingOrder( this, xy );
-		}
-
-		public void PrepareOverlay(int2 xy)
-		{
-			Game.worldRenderer.uiOverlay.SetCurrentOverlay(xy, Name);
-		}
-	}
-
-	class PlaceBuildingOrder : Order
-	{
-		PlaceBuilding building;
-		int2 xy;
-
-		public PlaceBuildingOrder(PlaceBuilding building, int2 xy)
-		{
-			this.building = building;
-			this.xy = xy;
-		}
-
-		public override void Apply(bool leftMouseButton)
-		{
-			if (leftMouseButton)
-			{
-				Game.world.AddFrameEndTask(_ =>
-				{
-					Log.Write("Player \"{0}\" builds {1}", building.Owner.PlayerName, building.Name);
-
-					//Adjust placement for cursor to be in middle
-					var footprint = Rules.Footprint.GetFootprint(building.Name);
-					int maxWidth = 0;
-					foreach (var row in footprint)
-						if (row.Length > maxWidth)
-							maxWidth = row.Length;
-
-					Game.world.Add(new Actor(building.Name, xy - new int2(maxWidth / 2, footprint.Length / 2), building.Owner));
-
-					Game.controller.orderGenerator = null;
-					Game.worldRenderer.uiOverlay.KillOverlay();
-				});
-			}
-			else
-			{
-				Game.world.AddFrameEndTask(_ =>
-				{
-					Game.controller.orderGenerator = null;
-					Game.worldRenderer.uiOverlay.KillOverlay();
-				});
-			}
-		}
-	}
 }