/// <summary>
/// Gets the swipe direction of a manipulation.
/// </summary>
/// <param name="cumulativeValue">
/// The cumulative Value.
/// </param>
/// <param name="axis">
/// The axis.
/// </param>
/// <param name="threshold">
/// The threshold to check.
/// </param>
/// <returns>
/// The <see cref="SwipeDirection"/>.
/// </returns>
public static SwipeDirection GetSwipeDirection(this double cumulativeValue, SwipeAxis axis, double threshold)
{
switch (axis)
{
case SwipeAxis.X:
if (cumulativeValue >= threshold)
{
return(SwipeDirection.Right);
}
if (cumulativeValue <= -threshold)
{
return(SwipeDirection.Left);
}
break;
case SwipeAxis.Y:
if (cumulativeValue >= threshold)
{
return(SwipeDirection.Up);
}
if (cumulativeValue <= -threshold)
{
return(SwipeDirection.Down);
}
break;
}
return(SwipeDirection.None);
}
/// <summary>
/// Gets the the amount of movement in a given direction specificed by the given swipe axis
/// (either X or Y)
/// Inputs
/// </summary>
/// <param name="touch">Touch to get movement from</param>
/// <param name="direction">Direction to return movement from</param>
/// <returns></returns>
public static float GetTouchMovementInDirection(Touch touch, SwipeAxis direction)
{
switch (direction)
{
case SwipeAxis.X:
return(GetDeltaTouchMovement(touch).x);
case SwipeAxis.Y:
return(GetDeltaTouchMovement(touch).y);
default:
//Invalid - return 0 movement
return(0.0f);
}
}
