public System.Drawing.RectangleF GetBoundingBox(WorldTransform wt) { PointF[] pts = new PointF[4]; pts[0] = new PointF((float)this.Initial.Position.X, (float)this.Initial.Position.Y); pts[1] = new PointF((float)this.Initial.Position.X, (float)this.Final.Position.Y); pts[2] = new PointF((float)this.Final.Position.X, (float)this.Final.Position.Y); pts[3] = new PointF((float)this.Final.Position.X, (float)this.Initial.Position.Y); return(DrawingUtility.CalcBoundingBox(pts)); }