move widget code to commons

OpenRA.Mods.Common/Widgets/Logic/PerfDebugLogic.cs

@@ -0,0 +1,33 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 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 OpenRA.Support;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.Common.Widgets.Logic
+{
+	public class PerfDebugLogic
+	{
+		[ObjectCreator.UseCtor]
+		public PerfDebugLogic(Widget widget)
+		{
+			var perfGraph = widget.Get("GRAPH_BG");
+			perfGraph.IsVisible = () => Game.Settings.Debug.PerfGraph;
+
+			var perfText = widget.Get<LabelWidget>("PERF_TEXT");
+			perfText.IsVisible = () => Game.Settings.Debug.PerfText;
+			perfText.GetText = () =>
+				"Tick {0} @ {1:F1} ms\nRender {2} @ {3:F1} ms\nBatches: {4}".F(
+					Game.LocalTick, PerfHistory.Items["tick_time"].Average(Game.Settings.Debug.Samples),
+					Game.RenderFrame, PerfHistory.Items["render"].Average(Game.Settings.Debug.Samples),
+					PerfHistory.Items["batches"].LastValue);
+		}
+	}
+}