Able to resize existing shapes

EduNetworkBuilder/Network.cs

@@ -485,6 +485,25 @@ namespace EduNetworkBuilder
             return Dest;
         }
 
+        /// <summary>
+        /// this is a reverse of clickedPos.  Translate an image x/y to a picturebox location
+        /// </summary>
+        /// <param name="ImageLocation">The location on the backgroundimage</param>
+        /// <returns></returns>
+        public Point PictureBoxPoint(Point ImageLocation)
+        {
+            if (myPBox == null) return new Point(-1, -1);
+            double deltaX = (double)TheNetImage.Width / myPBox.Width;
+            double deltaY = (double)TheNetImage.Height / myPBox.Height;
+            Point Dest = new Point((int)(ImageLocation.X / deltaX), (int)(ImageLocation.Y / deltaY));
+            if (Dest.X > TheNetImage.Width) Dest = new Point(TheNetImage.Width, Dest.Y);
+            if (Dest.Y > TheNetImage.Height) Dest = new Point(Dest.X, TheNetImage.Height);
+            if (Dest.X < 0) Dest = new Point(0, Dest.Y);
+            if (Dest.Y < 0) Dest = new Point(Dest.X, 0);
+
+            return Dest;
+        }
+
         public Point clickedPosCentered(Point pixelClickedOn)
         {
             Point NetPoint = clickedPos(pixelClickedOn);
@@ -1120,6 +1139,16 @@ namespace EduNetworkBuilder
             Shapes.Add(what);
         }
 
+        public NetShape ShapeAtPoint(Point location)
+        {
+            foreach(NetShape shape in Shapes)
+            {
+                if (shape.CornersAreClickedOn(location))
+                    return shape;
+            }
+            return null;
+        }
+
         void KillAllExtraWindows(bool EvenRTF=false)
         {
             for(int i = Application.OpenForms.Count -1; i >=0; i--)