How to make pinch and Touched working using SkCanvasView

Hello,

i am added following code to get pinch and touch event working using SkCanvasView.

<views:SKCanvasView x:Name="canvas" PaintSurface="OnPaintSample" >
                <views:SKCanvasView.GestureRecognizers>
                    <PinchGestureRecognizer PinchUpdated="PinchGestureRecognizer_PinchUpdated" />
                </views:SKCanvasView.GestureRecognizers>
            </views:SKCanvasView>
            <Grid.Effects>
                <local:TouchEffect Capture="True"
                                TouchAction="OnTouchEffectAction" />
            </Grid.Effects>

i am geeting issue when i add both only pinch get working. but when i click on canvas touch event not trigger.
when i comment out pinch event then onlt touch event trigger.
can any one having solution how to make both event working simultaneously.
please give me solution.