/// <summary>
/// Creates the quantity with the given numeric value and unit.
/// </summary>
/// <param name="value">The numeric value to construct this quantity with.</param>
/// <param name="unit">The unit representation to construct this quantity with.</param>
/// <remarks>Value parameter cannot be named 'value' due to constraint when targeting Windows Runtime Component.</remarks>
/// <exception cref="ArgumentException">If value is NaN or Infinity.</exception>
private Luminosity(double value, LuminosityUnit unit)
{
if (unit == LuminosityUnit.Undefined)
{
throw new ArgumentException("The quantity can not be created with an undefined unit.", nameof(unit));
}
_value = Guard.EnsureValidNumber(value, nameof(value));
_unit = unit;
}
public Luminosity(decimal value, LuminosityUnit unit)
{
if (unit == LuminosityUnit.Undefined)
{
throw new ArgumentException("The quantity can not be created with an undefined unit.", nameof(unit));
}
_value = value;
_unit = unit;
}
public Luminosity(double value, UnitSystem unitSystem)
{
if (unitSystem is null)
{
throw new ArgumentNullException(nameof(unitSystem));
}
var unitInfos = Info.GetUnitInfosFor(unitSystem.BaseUnits);
var firstUnitInfo = unitInfos.FirstOrDefault();
_value = Guard.EnsureValidNumber(value, nameof(value));
_unit = firstUnitInfo?.Value ?? throw new ArgumentException("No units were found for the given UnitSystem.", nameof(unitSystem));
}
public Luminosity(double value, UnitSystem unitSystem)
{
if (unitSystem is null)
{
throw new ArgumentNullException(nameof(unitSystem));
}
_value = Guard.EnsureValidNumber(value, nameof(value));
var defaultUnitInfo = unitSystem.GetDefaultUnitInfo(QuantityType) as UnitInfo <LuminosityUnit>;
_unit = defaultUnitInfo?.Value ?? throw new ArgumentException("No default unit was defined for the given UnitSystem.", nameof(unitSystem));
}
/// <summary>
/// Creates the quantity with a value of 0 in the base unit Watt.
/// </summary>
/// <remarks>
/// Windows Runtime Component requires a default constructor.
/// </remarks>
public Luminosity()
{
_value = 0;
_unit = BaseUnit;
}