diff --git a/WpfDesign.Designer/Project/Controls/GrayOutDesignerExceptActiveArea.cs b/WpfDesign.Designer/Project/Controls/GrayOutDesignerExceptActiveArea.cs
index 19069ff..42c988d 100644
--- a/WpfDesign.Designer/Project/Controls/GrayOutDesignerExceptActiveArea.cs
+++ b/WpfDesign.Designer/Project/Controls/GrayOutDesignerExceptActiveArea.cs
@@ -31,7 +31,7 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 	/// <summary>
 	/// Gray out everything except a specific area.
 	/// </summary>
-	sealed class GrayOutDesignerExceptActiveArea : FrameworkElement
+	public sealed class GrayOutDesignerExceptActiveArea : FrameworkElement
 	{
 		Geometry designSurfaceRectangle;
 		Geometry activeAreaGeometry;
diff --git a/WpfDesign.Designer/Project/Controls/InfoTextEnterArea.cs b/WpfDesign.Designer/Project/Controls/InfoTextEnterArea.cs
index 07182e4..a03cc95 100644
--- a/WpfDesign.Designer/Project/Controls/InfoTextEnterArea.cs
+++ b/WpfDesign.Designer/Project/Controls/InfoTextEnterArea.cs
@@ -21,7 +21,6 @@ using System.Diagnostics;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Media;
-using System.Windows.Threading;
 using System.Windows.Media.Animation;
 using ICSharpCode.WpfDesign.Adorners;
 using ICSharpCode.WpfDesign.Designer.Services;
@@ -29,16 +28,13 @@ using ICSharpCode.WpfDesign.Designer.Services;
 namespace ICSharpCode.WpfDesign.Designer.Controls
 {
 	/// <summary>
-	/// Gray out everything except a specific area.
+	/// A Info text area.
 	/// </summary>
-	sealed class InfoTextEnterArea : FrameworkElement
+	public sealed class InfoTextEnterArea : FrameworkElement
 	{
-		Geometry designSurfaceRectangle;
 		Geometry activeAreaGeometry;
-		Geometry combinedGeometry;
 		AdornerPanel adornerPanel;
 		IDesignPanel designPanel;
-		const double MaxOpacity = 0.3;
 		
 		public InfoTextEnterArea()
 		{
@@ -49,7 +45,6 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 			get { return activeAreaGeometry; }
 			set {
 				activeAreaGeometry = value;
-				combinedGeometry = activeAreaGeometry;
 			}
 		}		
 		
@@ -80,8 +75,6 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 			OptionService optionService = services.GetService<OptionService>();
 			if (designPanel != null && grayOut == null && optionService != null && optionService.GrayOutDesignSurfaceExceptParentContainerWhenDragging) {
 				grayOut = new InfoTextEnterArea();
-				grayOut.designSurfaceRectangle = new RectangleGeometry(
-					new Rect(0, 0, ((Border)designPanel.Child).Child.RenderSize.Width, ((Border)designPanel.Child).Child.RenderSize.Height));
 				grayOut.designPanel = designPanel;
 				grayOut.adornerPanel = new AdornerPanel();
 				grayOut.adornerPanel.Order = AdornerOrder.Background;
@@ -100,9 +93,7 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 				designPanel.Adorners.Add(grayOut.adornerPanel);
 			}
 		}
-		
-		static readonly TimeSpan animationTime = new TimeSpan(2000000);
-		
+																		 
 		internal static void Stop(ref InfoTextEnterArea grayOut)
 		{
 			if (grayOut != null) {
diff --git a/WpfDesign.Designer/Project/Controls/SizeDisplay.cs b/WpfDesign.Designer/Project/Controls/SizeDisplay.cs
index 8f660b8..014d751 100644
--- a/WpfDesign.Designer/Project/Controls/SizeDisplay.cs
+++ b/WpfDesign.Designer/Project/Controls/SizeDisplay.cs
@@ -16,11 +16,6 @@
 // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
-using System;
-using System.Diagnostics;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 using System.Windows;
 using System.Windows.Controls;
 
@@ -29,7 +24,7 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 	/// <summary>
 	/// Display height of the element.
 	/// </summary>
-	class HeightDisplay : Control
+	public class HeightDisplay : Control
 	{
 		static HeightDisplay()
 		{
@@ -40,7 +35,7 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 	/// <summary>
 	/// Display width of the element.
 	/// </summary>
-	class WidthDisplay : Control
+	public class WidthDisplay : Control
 	{
 		static WidthDisplay()
 		{
diff --git a/WpfDesign.Designer/Project/Controls/Thumbs/DesignerThumb.cs b/WpfDesign.Designer/Project/Controls/Thumbs/DesignerThumb.cs
index d47c3d8..a5c2e94 100644
--- a/WpfDesign.Designer/Project/Controls/Thumbs/DesignerThumb.cs
+++ b/WpfDesign.Designer/Project/Controls/Thumbs/DesignerThumb.cs
@@ -46,7 +46,7 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 		public static readonly DependencyProperty OperationMenuProperty =
 			DependencyProperty.Register("OperationMenu", typeof(Control[]), typeof(DesignerThumb), new PropertyMetadata(null));
 
-		internal PlacementAlignment Alignment;
+		public PlacementAlignment Alignment;
 		
 		static DesignerThumb()
 		{
diff --git a/WpfDesign.Designer/Project/Controls/Thumbs/ResizeThumb.cs b/WpfDesign.Designer/Project/Controls/Thumbs/ResizeThumb.cs
index 06e9c40..c184acd 100644
--- a/WpfDesign.Designer/Project/Controls/Thumbs/ResizeThumb.cs
+++ b/WpfDesign.Designer/Project/Controls/Thumbs/ResizeThumb.cs
@@ -29,7 +29,7 @@ namespace ICSharpCode.WpfDesign.Designer.Controls
 	{
 		bool checkWidth, checkHeight;
 
-		internal ResizeThumb(bool checkWidth, bool checkHeight)
+		public ResizeThumb(bool checkWidth, bool checkHeight)
 		{
 			Debug.Assert((checkWidth && checkHeight) == false);
 			this.checkWidth = checkWidth;