DotNet 4.8.1 build of DotNetBar

PROMS/DotNetBar Source Code/TreeGX/Display/NodeSelectionDisplay.cs

@@ -0,0 +1,51 @@
+using System.Drawing;
+
+namespace DevComponents.Tree.Display
+{
+	/// <summary>
+	/// Represent class that paints selection around node.
+	/// </summary>
+	internal class NodeSelectionDisplay
+	{
+		public void PaintSelection(SelectionRendererEventArgs info)
+		{
+			Rectangle inside=info.Bounds;
+			inside.Inflate(1,1);
+			inside.Width--;
+			inside.Height--;
+			Rectangle outside=info.Bounds;
+			outside.Inflate(info.Width,info.Width);
+			outside.Width--;
+			outside.Height--;
+
+			if(!info.BorderColor.IsEmpty)
+			{
+				using(Pen pen=new Pen(info.BorderColor,1))
+				{
+					info.Graphics.DrawRectangle(pen,inside);
+					info.Graphics.DrawRectangle(pen,outside);
+				}
+			}
+
+			if(!info.FillColor.IsEmpty)
+			{
+				using(SolidBrush brush=new SolidBrush(info.FillColor))
+				{
+					Region region=new Region(outside);
+					region.Exclude(inside);
+					info.Graphics.FillRegion(brush,region);
+				}
+			}
+		}
+	}
+
+	internal class NodeSelectionDisplayInfo
+	{
+		public Node Node=null;
+		public Graphics Graphics=null;
+		public Rectangle Bounds=Rectangle.Empty;
+		public Color BorderColor=Color.Empty;
+		public Color FillColor=Color.Empty;
+		public int Width=4;
+	}
+}