shuffling

OpenRa.Game/Orders/PlaceBuildingOrderGenerator.cs

@@ -0,0 +1,53 @@
+using System.Collections.Generic;
+using OpenRa.Game.GameRules;
+
+namespace OpenRa.Game.Orders
+{
+	class PlaceBuildingOrderGenerator : IOrderGenerator
+	{
+		readonly Actor Producer;
+		readonly BuildingInfo Building;
+
+		public PlaceBuildingOrderGenerator(Actor producer, string name)
+		{
+			Producer = producer;
+			Building = (BuildingInfo)Rules.UnitInfo[ name ];
+		}
+
+		public IEnumerable<Order> Order(int2 xy, MouseInput mi)
+		{
+			if( mi.Button == MouseButton.Left )
+			{
+                if (!Game.CanPlaceBuilding(Building, xy, null, true))
+                {
+                    Sound.Play("nodeply1.aud");
+                    yield break;
+                }
+
+                if (!Game.IsCloseEnoughToBase(Producer.Owner, Building, xy))
+                {
+                    Sound.Play("nodeply1.aud");
+                    yield break;
+                }
+
+				yield return new Order("PlaceBuilding", Producer.Owner.PlayerActor, null, xy, Building.Name);
+			}
+			else // rmb
+			{
+				Game.world.AddFrameEndTask( _ => { Game.controller.orderGenerator = null; } );
+			}
+		}
+
+		public void Tick()
+		{
+			var producing = Producer.traits.Get<Traits.ProductionQueue>().CurrentItem( Rules.UnitCategory[ Building.Name ] );
+			if( producing == null || producing.Item != Building.Name || producing.RemainingTime != 0 )
+				Game.world.AddFrameEndTask( _ => { Game.controller.orderGenerator = null; } );
+		}
+
+		public void Render()
+		{
+			Game.worldRenderer.uiOverlay.DrawBuildingGrid( Building );
+		}
+	}
+}