ESRI.ArcGIS.Client.Toolkit.MagnifyingGlass.UpdateMagnifyMapCenter C# (CSharp) Méthode

        private void UpdateMagnifyMapCenter()
        {
            if (this.Visibility == Visibility.Collapsed) return;
            if (bigMap != null && Map != null)
            {
                try
                {
                    Point p = TransformToVisual(this.Map).Transform(new Point((this.RenderSize.Width * .5), (this.RenderSize.Height * .5)));
                    MapPoint center = this.Map.ScreenToMap(p);
                    if (center != null)
                        bigMap.PanTo(center);
                }
                catch (ArgumentException) //Resizing elements at design time can cause errors
                {
                }
            }
        }