/// <summary>
/// if referenceInterval covers this interval completely, the result is 1 (equals 100%)
/// if referenceInterval lies within this interval, the result is between 0 and 1
/// </summary>
/// <param name="referenceInterval"></param>
/// <returns></returns>
public double GetPercentageOverlappingTo(AngleInterval referenceInterval)
{
if (referenceInterval.IsAngleWithin(From) && referenceInterval.IsAngleWithin(To))
{
return(1.0);
}
if (!referenceInterval.IsOverlappingWith(this))
{
return(0.0);
}
var fromInsideThis = IsAngleWithin(referenceInterval.From);
var toInsideThis = IsAngleWithin(referenceInterval.To);
Angle overlapping;
if (fromInsideThis && toInsideThis)
{
overlapping = referenceInterval.AbsolutAngleValue;
}
else if (fromInsideThis)
{
overlapping = new AngleInterval(referenceInterval.From, To).AbsolutAngleValue;
}
else
{
overlapping = new AngleInterval(From, referenceInterval.To).AbsolutAngleValue;
}
return(overlapping / AbsolutAngleValue);
}
public bool IsOverlappingWith(AngleInterval ai)
{
if (IsAngleWithin(ai.From))
{
return(true);
}
if (IsAngleWithin(ai.To))
{
return(true);
}
if (ai.IsAngleWithin(From))
{
return(true);
}
if (ai.IsAngleWithin(To))
{
return(true);
}
if (this == ai)
{
return(true);
}
return(false);
}
public static Angle MinimalAngleBetween(Angle a1, Angle a2)
{
var interval = new AngleInterval(a1, a2);
return((interval.AbsolutAngleValue.Value > 180)
? new Angle(360 - interval.AbsolutAngleValue.Value)
: interval.AbsolutAngleValue);
}