private async void LessonContainer_TouchDown(object sender, TouchEventArgs e)
{
// Forward touch events to container
//FrameworkElement control = sender as FrameworkElement;
//control.CaptureTouch(e.TouchDevice);
if (layerStack.CurrentState.FingerInkingEnabled)
{
LessonContainer.IsContentManipulationEnabled = false;
return;
}
// Saves current touch information
//touchDevices.Add(e.TouchDevice);
touchOrigin = e.GetTouchPoint(LessonContainer).Position;
// Disable manipulation/drawing
//LessonContainer.IsContentManipulationEnabled = false;
layerStack.ContainerTouchDown();
// If touch-and-hold (within 10px radius circle, over 500ms)
if (await TouchHelper.TouchHold(e, LessonContainer, 500, 10))
{
// Opens RadialMenu
LessonContainer.IsContentManipulationEnabled = false;
layerStack.OpenRadialMenu(layerStack.Viewport.GetViewport(), e.GetTouchPoint(LessonContainer).Position,
RadialMenuState.Levels.Main);
// Un-forward touch events to container
//control.ReleaseAllTouchCaptures();
}
}