/// <summary>
/// Initializes a new instance of the <see cref="TimeSignature" /> with the specified
/// numerator and denominator.
/// </summary>
/// <param name="numerator">Numerator of the time signature which defines number of beats.</param>
/// <param name="denominator">Denominator of the time signature which defines beat length.</param>
/// <exception cref="ArgumentOutOfRangeException">
/// <paramref name="numerator" /> is zero or negative. -or-
/// <paramref name="denominator" /> is zero or negative. -or- <paramref name="denominator" /> is not a
/// power of two.
/// </exception>
public TimeSignature(int numerator, int denominator)
{
ThrowIfArgument.IsNonpositive(nameof(numerator), numerator, "Numerator is zero or negative.");
ThrowIfArgument.IsNonpositive(nameof(denominator), denominator, "Denominator is zero or negative.");
ThrowIfArgument.DoesntSatisfyCondition(nameof(denominator),
denominator,
MathUtilities.IsPowerOfTwo,
"Denominator is not a power of two.");
Numerator = numerator;
Denominator = denominator;
}