Draw an X in the center of images when we are in shape mode. We will right-click this center to delete or edit the shape.

EduNetworkBuilder/EduNetworkBuilder.csproj

@@ -414,6 +414,7 @@
     </FileAssociation>
   </ItemGroup>
   <ItemGroup>
+    <None Include="Resources\X.png" />
     <None Include="Resources\Square.png" />
     <None Include="Resources\Shapes.png" />
     <None Include="Resources\tree.png" />

EduNetworkBuilder/NetShape.cs

@@ -64,6 +64,7 @@ namespace EduNetworkBuilder
                 //We want to put drag-marks on the corners of our rectangle
                 foreach(Rectangle one in Corners())
                     G.FillRectangle(coloredBrush, one);
+                G.DrawImage(Properties.Resources.X, Center());
             }
             G.Dispose();
         }
@@ -83,6 +84,19 @@ namespace EduNetworkBuilder
             return tCorners;
         }
 
+        //A rectangle in the center of the shape that we can click on
+        Rectangle Center()
+        {
+            int size = 100;
+            if (InArea.Width < 200 || InArea.Height < 200)
+                size = 50;
+            if (InArea.Width < size || InArea.Height < size)
+                size = Math.Min(InArea.Width / 2, InArea.Height / 2);
+            int cx = InArea.X + (InArea.Width / 2);
+            int cy = InArea.Y + (InArea.Height / 2);
+            return new Rectangle(cx - (size / 2), cy - (size / 2), size, size);
+        }
+
         public bool CornersAreClickedOn(Point ClickPoint)
         {
             foreach(Rectangle rec in Corners())
@@ -93,6 +107,13 @@ namespace EduNetworkBuilder
             return false;
         }
 
+        public bool CenterIsClickedOn(Point ClickPoint)
+        {
+            if (Center().Contains(ClickPoint))
+                return true;
+            return false;
+        }
+
         /// <summary>
         /// return the opposite point from the one clicked on.  This is so we can start
         /// dragging from here.

EduNetworkBuilder/Properties/Resources.Designer.cs

@@ -1409,5 +1409,15 @@ namespace EduNetworkBuilder.Properties {
                 return ((System.Drawing.Bitmap)(obj));
             }
         }
+        
+        /// <summary>
+        ///   Looks up a localized resource of type System.Drawing.Bitmap.
+        /// </summary>
+        internal static System.Drawing.Bitmap X {
+            get {
+                object obj = ResourceManager.GetObject("X", resourceCulture);
+                return ((System.Drawing.Bitmap)(obj));
+            }
+        }
     }
 }

EduNetworkBuilder/Properties/Resources.resx

@@ -517,4 +517,7 @@
   <data name="tree" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\tree.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
   </data>
+  <data name="X" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\X.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
+  </data>
 </root>