public static decimal IntegerRound(decimal amount, IntegerRounding rounding)
{
var rounded = Math.Round(amount);
if (rounding.MinimalAmount == 1)
{
return rounded;
}
Func<decimal, decimal> roundingMethod;
switch (rounding.Mode)
{
case IntegerRoundingMode.Ceiling:
roundingMethod = Math.Ceiling;
break;
case IntegerRoundingMode.Floor:
roundingMethod = Math.Floor;
break;
case IntegerRoundingMode.Round:
roundingMethod = Math.Round;
break;
default:
roundingMethod = Math.Round;
break;
}
return roundingMethod(rounded / rounding.MinimalAmount) * rounding.MinimalAmount;
}
public Rounding(int floatPrecision, IntegerRounding? integerRounding)
: this()
{
Argument.Satisfies(floatPrecision, x => x >= 0 && x <= 28, "floatPrecision");
FloatPrecision = floatPrecision;
IntegerRounding = integerRounding;
}
public Rounding(IntegerRounding integerRounding)
: this(0, integerRounding)
{
}
public Rounding(IntegerRounding integerRounding)
: this(0, integerRounding)
{
}
