Simple world tooltip.

OpenRA.Game/Widgets/WorldInteractionControllerWidget.cs

@@ -21,7 +21,7 @@ namespace OpenRA.Widgets
 {
 	public class WorldInteractionControllerWidget : Widget
 	{
-		readonly World world;
+		protected readonly World world;
 		readonly WorldRenderer worldRenderer;
 		
 		[ObjectCreator.UseCtor]

OpenRA.Mods.Cnc/OpenRA.Mods.Cnc.csproj

@@ -101,6 +101,8 @@
     <Compile Include="Widgets\TooltipButtonWidget.cs" />
     <Compile Include="Widgets\Logic\ButtonTooltipLogic.cs" />
     <Compile Include="Widgets\Logic\SimpleTooltipLogic.cs" />
+    <Compile Include="Widgets\TooltipWorldInteractionControllerWidget.cs" />
+    <Compile Include="Widgets\Logic\WorldTooltipLogic.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\OpenRA.FileFormats\OpenRA.FileFormats.csproj">

OpenRA.Mods.Cnc/Widgets/Logic/WorldTooltipLogic.cs

@@ -0,0 +1,43 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2011 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;
+using T = OpenRA.Mods.Cnc.Widgets.TooltipWorldInteractionControllerWidget;
+
+namespace OpenRA.Mods.Cnc.Widgets.Logic
+{
+	public class WorldTooltipLogic
+	{
+		[ObjectCreator.UseCtor]
+		public WorldTooltipLogic([ObjectCreator.Param] Widget widget,
+		                         [ObjectCreator.Param] TooltipWorldInteractionControllerWidget wic)
+		{
+			widget.IsVisible = () => wic.TooltipType != T.WorldTooltipType.None;
+
+			var label = widget.GetWidget<LabelWidget>("LABEL");
+			var font = Game.Renderer.Fonts[label.Font];
+			var cachedWidth = 0;
+			label.GetText = () => 
+			{
+				var text = wic.TooltipType == T.WorldTooltipType.Unexplored ? "Unexplored Terrain" : 
+					wic.ActorTooltip.Name();
+				var textWidth = font.Measure(text).X;
+				if (textWidth != cachedWidth)
+				{
+					label.Bounds.Width = textWidth;
+					widget.Bounds.Width = 2*label.Bounds.X + textWidth;
+				}
+				return text;
+			};
+		}
+	}
+}
+

OpenRA.Mods.Cnc/Widgets/TooltipWorldInteractionControllerWidget.cs

@@ -0,0 +1,94 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2011 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.FileFormats;
+using OpenRA.Graphics;
+using OpenRA.Traits;
+using OpenRA.Widgets;
+using System.Linq;
+
+namespace OpenRA.Mods.Cnc.Widgets
+{
+	public class TooltipWorldInteractionControllerWidget : WorldInteractionControllerWidget
+	{
+		public readonly string TooltipTemplate = "WORLD_TOOLTIP";
+		public readonly string TooltipContainer;
+		Lazy<TooltipContainerWidget> tooltipContainer;
+
+		public enum WorldTooltipType { None, Unexplored, Actor }
+		public WorldTooltipType TooltipType { get; private set; }
+		public IToolTip ActorTooltip { get; private set; }
+
+		[ObjectCreator.UseCtor]
+		public TooltipWorldInteractionControllerWidget([ObjectCreator.Param] World world,
+		                                               [ObjectCreator.Param] WorldRenderer worldRenderer)
+			: base(world, worldRenderer)
+		{
+			tooltipContainer = new Lazy<TooltipContainerWidget>(() =>
+				Widget.RootWidget.GetWidget<TooltipContainerWidget>(TooltipContainer));
+		}
+
+		public override void MouseEntered()
+		{
+			if (TooltipContainer == null)
+				return;
+
+			tooltipContainer.Value.SetTooltip(
+				Widget.LoadWidget(TooltipTemplate, null, new WidgetArgs() {{ "world", world }, { "wic", this }}));
+		}
+
+		public override void MouseExited()
+		{
+			if (TooltipContainer == null) return;
+			tooltipContainer.Value.RemoveTooltip();
+		}
+
+		public void UpdateMouseover()
+		{
+			TooltipType = WorldTooltipType.None;
+			var cell = Game.viewport.ViewToWorld(Viewport.LastMousePos).ToInt2();
+			if (!world.Map.IsInMap(cell))
+				return;
+
+			if (world.LocalPlayer != null && !world.LocalPlayer.Shroud.IsExplored(cell))
+			{
+				TooltipType = WorldTooltipType.Unexplored;
+				return;
+			}
+
+			var actor = world.FindUnitsAtMouse(Viewport.LastMousePos).FirstOrDefault();
+			if (actor == null)
+				return;
+
+			ActorTooltip = actor.TraitsImplementing<IToolTip>().FirstOrDefault();
+			if (ActorTooltip != null)
+				TooltipType = WorldTooltipType.Actor;
+		}
+
+		public override bool HandleMouseInput(MouseInput mi)
+		{
+			if (mi.Event == MouseInputEvent.Move)
+				UpdateMouseover();
+
+			return base.HandleMouseInput(mi);
+		}
+
+		float2 cachedLocation;
+		public override void Tick()
+		{
+			if (Game.viewport.Location != cachedLocation)
+			{
+				UpdateMouseover();
+				cachedLocation = Game.viewport.Location;
+			}
+			base.Tick();
+		}
+	}
+}

OpenRA.Mods.RA/Widgets/WorldCommandWidget.cs

@@ -9,6 +9,7 @@
 #endregion
 
 using System;
+using System.Drawing;
 using System.Linq;
 using OpenRA.FileFormats;
 using OpenRA.Graphics;
@@ -36,7 +37,7 @@ namespace OpenRA.Mods.RA.Widgets
 		}
 
 		public override string GetCursor(int2 pos) { return null; }
-
+		public override Rectangle GetEventBounds() { return Rectangle.Empty; }
 		public override bool HandleKeyPress(KeyInput e)
 		{
 			if (World == null) return false;

mods/cnc/chrome/ingame.yaml

@@ -2,10 +2,6 @@ Container@INGAME_ROOT:
 	Id:INGAME_ROOT
 	Logic:CncIngameChromeLogic
 	Children:
-		WorldInteractionController:
-			Id:INTERACTION_CONTROLLER
-			Width:WINDOW_RIGHT
-			Height:WINDOW_BOTTOM
 		ViewportScrollController:
 			Width:WINDOW_RIGHT
 			Height:WINDOW_BOTTOM
@@ -17,6 +13,11 @@ Container@INGAME_ROOT:
 			Id:STRATEGIC_PROGRESS
 			X: WINDOW_RIGHT/2
 			Y: 40
+		TooltipWorldInteractionController:
+			Id:INTERACTION_CONTROLLER
+			Width:WINDOW_RIGHT
+			Height:WINDOW_BOTTOM
+			TooltipContainer:TOOLTIP_CONTAINER
 		Button@CHEATS_BUTTON:
 			Id:CHEATS_BUTTON
 			X:WINDOW_RIGHT-400

mods/cnc/chrome/tooltips.yaml

@@ -2,7 +2,36 @@ Background@SIMPLE_TOOLTIP:
 	Id:SIMPLE_TOOLTIP
 	Logic:SimpleTooltipLogic
 	Background:panel-black
-	Width:100
+	Height:25
+	Children:
+		Label@LABEL:
+			Id:LABEL
+			X:5
+			Height:23
+			Font:Bold
+
+Background@BUTTON_TOOLTIP:
+	Id:BUTTON_TOOLTIP
+	Logic:ButtonTooltipLogic
+	Background:panel-black
+	Height:25
+	Children:
+		Label@LABEL:
+			Id:LABEL
+			X:5
+			Height:23
+			Font:Bold
+		Label@HOTKEY:
+			Id:HOTKEY
+			Color:255,255,0
+			Height:23
+			Font:Bold
+
+Background@WORLD_TOOLTIP:
+	Id:WORLD_TOOLTIP
+	Logic:WorldTooltipLogic
+	Background:panel-black
+	Width:141
 	Height:25
 	Children:
 		Label@LABEL:
@@ -24,20 +53,3 @@ Background@PRODUCTION_TOOLTIP:
 			Width:PARENT_RIGHT-10
 			Height:23
 			Font:Bold
-Background@BUTTON_TOOLTIP:
-	Id:BUTTON_TOOLTIP
-	Logic:ButtonTooltipLogic
-	Background:panel-black
-	Width:100
-	Height:25
-	Children:
-		Label@LABEL:
-			Id:LABEL
-			X:5
-			Height:23
-			Font:Bold
-		Label@HOTKEY:
-			Id:HOTKEY
-			Color:255,255,0
-			Height:23
-			Font:Bold