public TrimExtend()
{
InitializeComponent();
polylineLayer = MyMap.Layers["MyPolylineGraphicsLayer"] as GraphicsLayer;
resultsLayer = MyMap.Layers["MyResultsGraphicsLayer"] as GraphicsLayer;
MyMap.Layers.LayersInitialized += Layers_LayersInitialized;
MyDrawObject = new Draw(MyMap)
{
DrawMode = DrawMode.Polyline,
IsEnabled = false,
LineSymbol = LayoutRoot.Resources["DrawLineSymbol"] as ESRI.ArcGIS.Client.Symbols.LineSymbol
};
MyDrawObject.DrawComplete += MyDrawObject_DrawComplete;
}