Rallypoint Polish: Improved artwork, correct positioning, doesn't disappear when the building is offscreen, targeting cursor.

OpenRA.Mods.RA/Effects/RallyPoint.cs

@@ -0,0 +1,58 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2010 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 LICENSE.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Effects;
+using OpenRA.Graphics;
+using OpenRA.Mods.RA;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.RA.Effects
+{
+	class RallyPoint : IEffect
+	{
+		Actor building;
+		RA.RallyPoint rp;
+		public Animation flag = new Animation("rallypoint");
+		public Animation circles = new Animation("rallypoint");
+		
+		public RallyPoint(Actor building) 
+		{ 
+			this.building = building;
+			rp = building.Trait<RA.RallyPoint>();
+			flag.PlayRepeating("flag");
+			circles.Play("circles");
+		}
+
+		public void Tick( World world )
+		{
+			flag.Tick();
+			circles.Tick();
+			if (!building.IsInWorld || building.IsDead())
+				world.AddFrameEndTask(w => w.Remove(this));
+		}
+
+		public IEnumerable<Renderable> Render()
+		{
+			if (building.IsInWorld && building.Owner == building.World.LocalPlayer && building.World.Selection.Actors.Contains(building))
+			{
+				var pos = Traits.Util.CenterOfCell(rp.rallyPoint);
+				yield return new Renderable(circles.Image, 
+					pos - .5f * circles.Image.size, 
+					building.Owner.Palette, (int)pos.Y);
+
+				yield return new Renderable(flag.Image, 
+					pos + new float2(-1,-17), 
+					building.Owner.Palette, (int)pos.Y);
+			}
+		}
+	}
+}