public NumeralControl()
{
InitializeComponent();
translation = new BigExpoFraction(0, Base, 0);
tbxNumeral.Text = translation.ToString();
}
private void TbxNumeral_TextChanged(object sender, TextChangedEventArgs e)
{
BigExpoFraction fraction = new BigExpoFraction(tbxNumeral.Text, Base);
if (fraction != translation && fraction != Value)
{
translation = fraction;
Value = fraction;
}
}
public BigExpoFraction Simplify()
{
BigExpoFraction bef = this;
while (bef.DenominatorExponent > 0 && bef.Numerator % bef.DenominatorBase == BigInteger.Zero)
{
bef.DenominatorExponent--;
bef.Numerator /= bef.DenominatorBase;
}
return(bef);
}
private void SetActualValue()
{
if (translation.DenominatorBase != Base || Value != translation)
{
translation = NumeralSystemConverter.Translate(Value, Base, Round);
if (tbxNumeral != null)
{
int selectionStart = tbxNumeral.SelectionStart;
int selectionLength = tbxNumeral.SelectionLength;
tbxNumeral.Text = translation.ToString();
tbxNumeral.Select(selectionStart, selectionLength);
}
}
}
public static BigExpoFraction Translate(BigExpoFraction value, int toBase, Round round)
{
if (!round.IsRelative)
{
return(value.ToDenominator(toBase, Math.Max(round.Absolute, 0)));
}
BigFraction maxRelDelta = new BigExpoFraction(1, 10, round.Relative) * value;
BigExpoFraction output;
int expo = -1;
do
{
expo++;
output = value.ToDenominator(toBase, expo);
}while ((output - value).GetAbs() > maxRelDelta);
return(output.Simplify());
}
public override string ToString()
{
BigExpoFraction fraction = this;
int carry = 0;
string text = string.Empty;
for (int i = 0; fraction.Numerator > BigInteger.Zero || i <= fraction.DenominatorExponent; i++)
{
if (i == fraction.DenominatorExponent && fraction.DenominatorExponent > 0)
{
text = "," + text;
}
int currentNumeral = (int)BigInteger.Remainder(fraction.Numerator, fraction.DenominatorBase) + carry;
carry = currentNumeral / fraction.DenominatorBase;
fraction.Numerator /= fraction.DenominatorBase;
text = numerals[currentNumeral % fraction.DenominatorBase] + text;
}
return(FinishString(text));
}
