/// <summary>
/// Initializes a new <see cref="SurrogatePair"/> from the <paramref name="codePoint"/> in the Supplimentary Multilingual Plane.
/// </summary>
/// <param name="codePoint">A <see cref="CodePoint"/> which must be in the Supplimentary Multilingual Plane.</param>
/// <exception cref="ArgumentOutOfRangeException"><paramref name="codePoint"/> was not in the Supplimentary Multilingual Plane.</exception>
public SurrogatePair(CodePoint codePoint)
{
if (codePoint.Plane == 1)
{
Unsafe.Utf16Encode(codePoint.value, out Char high, out Char low);
High = new CodePoint(high);
Low = new CodePoint(low);
}
else
{
throw new ArgumentOutOfRangeException(nameof(codePoint), "Code Point was not in the Supplimentary Multilingual Plane.");
}
}
/// <summary>
/// Initializes a new <see cref="SurrogatePair"/> from the <paramref name="high"/> and <paramref name="low"/> <see cref="CodePoint"/>s.
/// </summary>
/// <param name="high">The high surrogate.</param>
/// <param name="low">The low surrogate.</param>
public SurrogatePair(CodePoint high, CodePoint low)
{
if (high.IsHighSurrogate)
{
High = high;
}
else
{
throw new ArgumentOutOfRangeException(nameof(high), "Code Point was not a high surrogate.");
}
if (low.IsLowSurrogate)
{
Low = low;
}
else
{
throw new ArgumentOutOfRangeException(nameof(low), "Code Point was not a low surrogate.");
}
}
