/// <summary>
/// Check the status to decide if the gesture is terminated or failed.
/// Terminate when all fingers on the object is released.
/// </summary>
/// <returns>true: terminate, false: failed</returns>
protected override bool CheckTerminate()
{
if (AssociatedTouches == null || AssociatedTouches.Count() == 0)
{
return(true);
}
return(false);
}
/// <summary>
/// Check the touches to decide whether the gesture enters a terminated or failed status.
/// </summary>
/// <returns>true: continue, false: terminated or failed</returns>
protected override async Task <bool> CheckContinue()
{
if (AssociatedTouches == null || AssociatedTouches.Count() == 0)
{
return(false);
}
bool isIntersect = await(AssociatedObjects[1] as MenuBar).IsIntersectWithDelete((AssociatedObjects[0] as SortingBox).Position);
return(isIntersect);
}